libtool.m4

   1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
   2 #
   3 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
   4 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
   5 #   Written by Gordon Matzigkeit, 1996
   6 #
   7 # This file is free software; the Free Software Foundation gives
   8 # unlimited permission to copy and/or distribute it, with or without
   9 # modifications, as long as this notice is preserved.
  10
  11 m4_define([_LT_COPYING], [dnl
  12 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
  13 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
  14 #   Written by Gordon Matzigkeit, 1996
  15 #
  16 #   This file is part of GNU Libtool.
  17 #
  18 # GNU Libtool is free software; you can redistribute it and/or
  19 # modify it under the terms of the GNU General Public License as
  20 # published by the Free Software Foundation; either version 2 of
  21 # the License, or (at your option) any later version.
  22 #
  23 # As a special exception to the GNU General Public License,
  24 # if you distribute this file as part of a program or library that
  25 # is built using GNU Libtool, you may include this file under the
  26 # same distribution terms that you use for the rest of that program.
  27 #
  28 # GNU Libtool is distributed in the hope that it will be useful,
  29 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  30 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  31 # GNU General Public License for more details.
  32 #
  33 # You should have received a copy of the GNU General Public License
  34 # along with GNU Libtool; see the file COPYING.  If not, a copy
  35 # can be downloaded from http://www.gnu.org/licenses/gpl.html, or
  36 # obtained by writing to the Free Software Foundation, Inc.,
  37 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  38 ])
  39
  40 # serial 56 LT_INIT
  41
  42
  43 # LT_PREREQ(VERSION)
  44 # ------------------
  45 # Complain and exit if this libtool version is less that VERSION.
  46 m4_defun([LT_PREREQ],
  47 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
  48        [m4_default([$3],
  49                    [m4_fatal([Libtool version $1 or higher is required],
  50                              63)])],
  51        [$2])])
  52
  53
  54 # _LT_CHECK_BUILDDIR
  55 # ------------------
  56 # Complain if the absolute build directory name contains unusual characters
  57 m4_defun([_LT_CHECK_BUILDDIR],
  58 [case `pwd` in
  59   *\ * | *\     *)
  60     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
  61 esac
  62 ])
  63
  64
  65 # LT_INIT([OPTIONS])
  66 # ------------------
  67 AC_DEFUN([LT_INIT],
  68 [AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
  69 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
  70 AC_BEFORE([$0], [LT_LANG])dnl
  71 AC_BEFORE([$0], [LT_OUTPUT])dnl
  72 AC_BEFORE([$0], [LTDL_INIT])dnl
  73 m4_require([_LT_CHECK_BUILDDIR])dnl
  74
  75 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
  76 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
  77 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
  78 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
  79 dnl unless we require an AC_DEFUNed macro:
  80 AC_REQUIRE([LTOPTIONS_VERSION])dnl
  81 AC_REQUIRE([LTSUGAR_VERSION])dnl
  82 AC_REQUIRE([LTVERSION_VERSION])dnl
  83 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
  84 m4_require([_LT_PROG_LTMAIN])dnl
  85
  86 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
  87
  88 dnl Parse OPTIONS
  89 _LT_SET_OPTIONS([$0], [$1])
  90
  91 # This can be used to rebuild libtool when needed
  92 LIBTOOL_DEPS="$ltmain"
  93
  94 # Always use our own libtool.
  95 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
  96 AC_SUBST(LIBTOOL)dnl
  97
  98 _LT_SETUP
  99
 100 # Only expand once:
 101 m4_define([LT_INIT])
 102 ])# LT_INIT
 103
 104 # Old names:
 105 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
 106 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
 107 dnl aclocal-1.4 backwards compatibility:
 108 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
 109 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
 110
 111
 112 # _LT_CC_BASENAME(CC)
 113 # -------------------
 114 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
 115 m4_defun([_LT_CC_BASENAME],
 116 [for cc_temp in $1""; do
 117   case $cc_temp in
 118     compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
 119     distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
 120     \-*) ;;
 121     *) break;;
 122   esac
 123 done
 124 cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
 125 ])
 126
 127
 128 # _LT_FILEUTILS_DEFAULTS
 129 # ----------------------
 130 # It is okay to use these file commands and assume they have been set
 131 # sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
 132 m4_defun([_LT_FILEUTILS_DEFAULTS],
 133 [: ${CP="cp -f"}
 134 : ${MV="mv -f"}
 135 : ${RM="rm -f"}
 136 ])# _LT_FILEUTILS_DEFAULTS
 137
 138
 139 # _LT_SETUP
 140 # ---------
 141 m4_defun([_LT_SETUP],
 142 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 143 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 144 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
 145 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 146
 147 _LT_DECL([], [host_alias], [0], [The host system])dnl
 148 _LT_DECL([], [host], [0])dnl
 149 _LT_DECL([], [host_os], [0])dnl
 150 dnl
 151 _LT_DECL([], [build_alias], [0], [The build system])dnl
 152 _LT_DECL([], [build], [0])dnl
 153 _LT_DECL([], [build_os], [0])dnl
 154 dnl
 155 AC_REQUIRE([AC_PROG_CC])dnl
 156 AC_REQUIRE([LT_PATH_LD])dnl
 157 AC_REQUIRE([LT_PATH_NM])dnl
 158 dnl
 159 AC_REQUIRE([AC_PROG_LN_S])dnl
 160 test -z "$LN_S" && LN_S="ln -s"
 161 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
 162 dnl
 163 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
 164 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
 165 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
 166 dnl
 167 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 168 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
 169 m4_require([_LT_CMD_RELOAD])dnl
 170 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
 171 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
 172 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
 173
 174 _LT_CONFIG_LIBTOOL_INIT([
 175 # See if we are running on zsh, and set the options which allow our
 176 # commands through without removal of \ escapes INIT.
 177 if test -n "\${ZSH_VERSION+set}" ; then
 178    setopt NO_GLOB_SUBST
 179 fi
 180 ])
 181 if test -n "${ZSH_VERSION+set}" ; then
 182    setopt NO_GLOB_SUBST
 183 fi
 184
 185 _LT_CHECK_OBJDIR
 186
 187 m4_require([_LT_TAG_COMPILER])dnl
 188
 189 case $host_os in
 190 aix3*)
 191   # AIX sometimes has problems with the GCC collect2 program.  For some
 192   # reason, if we set the COLLECT_NAMES environment variable, the problems
 193   # vanish in a puff of smoke.
 194   if test "X${COLLECT_NAMES+set}" != Xset; then
 195     COLLECT_NAMES=
 196     export COLLECT_NAMES
 197   fi
 198   ;;
 199 esac
 200
 201 # Global variables:
 202 ofile=libtool
 203 can_build_shared=yes
 204
 205 # All known linkers require a `.a' archive for static linking (except MSVC,
 206 # which needs '.lib').
 207 libext=a
 208
 209 with_gnu_ld="$lt_cv_prog_gnu_ld"
 210
 211 old_CC="$CC"
 212 old_CFLAGS="$CFLAGS"
 213
 214 # Set sane defaults for various variables
 215 test -z "$CC" && CC=cc
 216 test -z "$LTCC" && LTCC=$CC
 217 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
 218 test -z "$LD" && LD=ld
 219 test -z "$ac_objext" && ac_objext=o
 220
 221 _LT_CC_BASENAME([$compiler])
 222
 223 # Only perform the check for file, if the check method requires it
 224 test -z "$MAGIC_CMD" && MAGIC_CMD=file
 225 case $deplibs_check_method in
 226 file_magic*)
 227   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
 228     _LT_PATH_MAGIC
 229   fi
 230   ;;
 231 esac
 232
 233 # Use C for the default configuration in the libtool script
 234 LT_SUPPORTED_TAG([CC])
 235 _LT_LANG_C_CONFIG
 236 _LT_LANG_DEFAULT_CONFIG
 237 _LT_CONFIG_COMMANDS
 238 ])# _LT_SETUP
 239
 240
 241 # _LT_PREPARE_SED_QUOTE_VARS
 242 # --------------------------
 243 # Define a few sed substitution that help us do robust quoting.
 244 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
 245 [# Backslashify metacharacters that are still active within
 246 # double-quoted strings.
 247 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
 248
 249 # Same as above, but do not quote variable references.
 250 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
 251
 252 # Sed substitution to delay expansion of an escaped shell variable in a
 253 # double_quote_subst'ed string.
 254 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 255
 256 # Sed substitution to delay expansion of an escaped single quote.
 257 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
 258
 259 # Sed substitution to avoid accidental globbing in evaled expressions
 260 no_glob_subst='s/\*/\\\*/g'
 261 ])
 262
 263 # _LT_PROG_LTMAIN
 264 # ---------------
 265 # Note that this code is called both from `configure', and `config.status'
 266 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
 267 # `config.status' has no value for ac_aux_dir unless we are using Automake,
 268 # so we pass a copy along to make sure it has a sensible value anyway.
 269 m4_defun([_LT_PROG_LTMAIN],
 270 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
 271 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
 272 ltmain="$ac_aux_dir/ltmain.sh"
 273 ])# _LT_PROG_LTMAIN
 274
 275
 276 ## ------------------------------------- ##
 277 ## Accumulate code for creating libtool. ##
 278 ## ------------------------------------- ##
 279
 280 # So that we can recreate a full libtool script including additional
 281 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
 282 # in macros and then make a single call at the end using the `libtool'
 283 # label.
 284
 285
 286 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
 287 # ----------------------------------------
 288 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 289 m4_define([_LT_CONFIG_LIBTOOL_INIT],
 290 [m4_ifval([$1],
 291           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
 292                      [$1
 293 ])])])
 294
 295 # Initialize.
 296 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
 297
 298
 299 # _LT_CONFIG_LIBTOOL([COMMANDS])
 300 # ------------------------------
 301 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 302 m4_define([_LT_CONFIG_LIBTOOL],
 303 [m4_ifval([$1],
 304           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
 305                      [$1
 306 ])])])
 307
 308 # Initialize.
 309 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
 310
 311
 312 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
 313 # -----------------------------------------------------
 314 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
 315 [_LT_CONFIG_LIBTOOL([$1])
 316 _LT_CONFIG_LIBTOOL_INIT([$2])
 317 ])
 318
 319
 320 # _LT_FORMAT_COMMENT([COMMENT])
 321 # -----------------------------
 322 # Add leading comment marks to the start of each line, and a trailing
 323 # full-stop to the whole comment if one is not present already.
 324 m4_define([_LT_FORMAT_COMMENT],
 325 [m4_ifval([$1], [
 326 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
 327               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
 328 )])
 329
 330
 331
 332 ## ------------------------ ##
 333 ## FIXME: Eliminate VARNAME ##
 334 ## ------------------------ ##
 335
 336
 337 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
 338 # -------------------------------------------------------------------
 339 # CONFIGNAME is the name given to the value in the libtool script.
 340 # VARNAME is the (base) name used in the configure script.
 341 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
 342 # VARNAME.  Any other value will be used directly.
 343 m4_define([_LT_DECL],
 344 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
 345     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
 346         [m4_ifval([$1], [$1], [$2])])
 347     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
 348     m4_ifval([$4],
 349         [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
 350     lt_dict_add_subkey([lt_decl_dict], [$2],
 351         [tagged?], [m4_ifval([$5], [yes], [no])])])
 352 ])
 353
 354
 355 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
 356 # --------------------------------------------------------
 357 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
 358
 359
 360 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
 361 # ------------------------------------------------
 362 m4_define([lt_decl_tag_varnames],
 363 [_lt_decl_filter([tagged?], [yes], $@)])
 364
 365
 366 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
 367 # ---------------------------------------------------------
 368 m4_define([_lt_decl_filter],
 369 [m4_case([$#],
 370   [0], [m4_fatal([$0: too few arguments: $#])],
 371   [1], [m4_fatal([$0: too few arguments: $#: $1])],
 372   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
 373   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
 374   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
 375 ])
 376
 377
 378 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
 379 # --------------------------------------------------
 380 m4_define([lt_decl_quote_varnames],
 381 [_lt_decl_filter([value], [1], $@)])
 382
 383
 384 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
 385 # ---------------------------------------------------
 386 m4_define([lt_decl_dquote_varnames],
 387 [_lt_decl_filter([value], [2], $@)])
 388
 389
 390 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
 391 # ---------------------------------------------------
 392 m4_define([lt_decl_varnames_tagged],
 393 [m4_assert([$# <= 2])dnl
 394 _$0(m4_quote(m4_default([$1], [[, ]])),
 395     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
 396     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
 397 m4_define([_lt_decl_varnames_tagged],
 398 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
 399
 400
 401 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
 402 # ------------------------------------------------
 403 m4_define([lt_decl_all_varnames],
 404 [_$0(m4_quote(m4_default([$1], [[, ]])),
 405      m4_if([$2], [],
 406            m4_quote(lt_decl_varnames),
 407         m4_quote(m4_shift($@))))[]dnl
 408 ])
 409 m4_define([_lt_decl_all_varnames],
 410 [lt_join($@, lt_decl_varnames_tagged([$1],
 411                         lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
 412 ])
 413
 414
 415 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
 416 # ------------------------------------
 417 # Quote a variable value, and forward it to `config.status' so that its
 418 # declaration there will have the same value as in `configure'.  VARNAME
 419 # must have a single quote delimited value for this to work.
 420 m4_define([_LT_CONFIG_STATUS_DECLARE],
 421 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
 422
 423
 424 # _LT_CONFIG_STATUS_DECLARATIONS
 425 # ------------------------------
 426 # We delimit libtool config variables with single quotes, so when
 427 # we write them to config.status, we have to be sure to quote all
 428 # embedded single quotes properly.  In configure, this macro expands
 429 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
 430 #
 431 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
 432 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
 433 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
 434     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
 435
 436
 437 # _LT_LIBTOOL_TAGS
 438 # ----------------
 439 # Output comment and list of tags supported by the script
 440 m4_defun([_LT_LIBTOOL_TAGS],
 441 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
 442 available_tags="_LT_TAGS"dnl
 443 ])
 444
 445
 446 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
 447 # -----------------------------------
 448 # Extract the dictionary values for VARNAME (optionally with TAG) and
 449 # expand to a commented shell variable setting:
 450 #
 451 #    # Some comment about what VAR is for.
 452 #    visible_name=$lt_internal_name
 453 m4_define([_LT_LIBTOOL_DECLARE],
 454 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
 455                                            [description])))[]dnl
 456 m4_pushdef([_libtool_name],
 457     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
 458 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
 459     [0], [_libtool_name=[$]$1],
 460     [1], [_libtool_name=$lt_[]$1],
 461     [2], [_libtool_name=$lt_[]$1],
 462     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
 463 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
 464 ])
 465
 466
 467 # _LT_LIBTOOL_CONFIG_VARS
 468 # -----------------------
 469 # Produce commented declarations of non-tagged libtool config variables
 470 # suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
 471 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
 472 # section) are produced by _LT_LIBTOOL_TAG_VARS.
 473 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
 474 [m4_foreach([_lt_var],
 475     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
 476     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
 477
 478
 479 # _LT_LIBTOOL_TAG_VARS(TAG)
 480 # -------------------------
 481 m4_define([_LT_LIBTOOL_TAG_VARS],
 482 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
 483     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
 484
 485
 486 # _LT_TAGVAR(VARNAME, [TAGNAME])
 487 # ------------------------------
 488 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 489
 490
 491 # _LT_CONFIG_COMMANDS
 492 # -------------------
 493 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
 494 # variables for single and double quote escaping we saved from calls
 495 # to _LT_DECL, we can put quote escaped variables declarations
 496 # into `config.status', and then the shell code to quote escape them in
 497 # for loops in `config.status'.  Finally, any additional code accumulated
 498 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
 499 m4_defun([_LT_CONFIG_COMMANDS],
 500 [AC_PROVIDE_IFELSE([LT_OUTPUT],
 501         dnl If the libtool generation code has been placed in $CONFIG_LT,
 502         dnl instead of duplicating it all over again into config.status,
 503         dnl then we will have config.status run $CONFIG_LT later, so it
 504         dnl needs to know what name is stored there:
 505         [AC_CONFIG_COMMANDS([libtool],
 506             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
 507     dnl If the libtool generation code is destined for config.status,
 508     dnl expand the accumulated commands and init code now:
 509     [AC_CONFIG_COMMANDS([libtool],
 510         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
 511 ])#_LT_CONFIG_COMMANDS
 512
 513
 514 # Initialize.
 515 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
 516 [
 517
 518 # The HP-UX ksh and POSIX shell print the target directory to stdout
 519 # if CDPATH is set.
 520 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 521
 522 sed_quote_subst='$sed_quote_subst'
 523 double_quote_subst='$double_quote_subst'
 524 delay_variable_subst='$delay_variable_subst'
 525 _LT_CONFIG_STATUS_DECLARATIONS
 526 LTCC='$LTCC'
 527 LTCFLAGS='$LTCFLAGS'
 528 compiler='$compiler_DEFAULT'
 529
 530 # A function that is used when there is no print builtin or printf.
 531 func_fallback_echo ()
 532 {
 533   eval 'cat <<_LTECHO_EOF
 534 \$[]1
 535 _LTECHO_EOF'
 536 }
 537
 538 # Quote evaled strings.
 539 for var in lt_decl_all_varnames([[ \
 540 ]], lt_decl_quote_varnames); do
 541     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 542     *[[\\\\\\\`\\"\\\$]]*)
 543       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
 544       ;;
 545     *)
 546       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 547       ;;
 548     esac
 549 done
 550
 551 # Double-quote double-evaled strings.
 552 for var in lt_decl_all_varnames([[ \
 553 ]], lt_decl_dquote_varnames); do
 554     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 555     *[[\\\\\\\`\\"\\\$]]*)
 556       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
 557       ;;
 558     *)
 559       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 560       ;;
 561     esac
 562 done
 563
 564 _LT_OUTPUT_LIBTOOL_INIT
 565 ])
 566
 567 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
 568 # ------------------------------------
 569 # Generate a child script FILE with all initialization necessary to
 570 # reuse the environment learned by the parent script, and make the
 571 # file executable.  If COMMENT is supplied, it is inserted after the
 572 # `#!' sequence but before initialization text begins.  After this
 573 # macro, additional text can be appended to FILE to form the body of
 574 # the child script.  The macro ends with non-zero status if the
 575 # file could not be fully written (such as if the disk is full).
 576 m4_ifdef([AS_INIT_GENERATED],
 577 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
 578 [m4_defun([_LT_GENERATED_FILE_INIT],
 579 [m4_require([AS_PREPARE])]dnl
 580 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
 581 [lt_write_fail=0
 582 cat >$1 <<_ASEOF || lt_write_fail=1
 583 #! $SHELL
 584 # Generated by $as_me.
 585 $2
 586 SHELL=\${CONFIG_SHELL-$SHELL}
 587 export SHELL
 588 _ASEOF
 589 cat >>$1 <<\_ASEOF || lt_write_fail=1
 590 AS_SHELL_SANITIZE
 591 _AS_PREPARE
 592 exec AS_MESSAGE_FD>&1
 593 _ASEOF
 594 test $lt_write_fail = 0 && chmod +x $1[]dnl
 595 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 596
 597 # LT_OUTPUT
 598 # ---------
 599 # This macro allows early generation of the libtool script (before
 600 # AC_OUTPUT is called), incase it is used in configure for compilation
 601 # tests.
 602 AC_DEFUN([LT_OUTPUT],
 603 [: ${CONFIG_LT=./config.lt}
 604 AC_MSG_NOTICE([creating $CONFIG_LT])
 605 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
 606 [# Run this file to recreate a libtool stub with the current configuration.])
 607
 608 cat >>"$CONFIG_LT" <<\_LTEOF
 609 lt_cl_silent=false
 610 exec AS_MESSAGE_LOG_FD>>config.log
 611 {
 612   echo
 613   AS_BOX([Running $as_me.])
 614 } >&AS_MESSAGE_LOG_FD
 615
 616 lt_cl_help="\
 617 \`$as_me' creates a local libtool stub from the current configuration,
 618 for use in further configure time tests before the real libtool is
 619 generated.
 620
 621 Usage: $[0] [[OPTIONS]]
 622
 623   -h, --help      print this help, then exit
 624   -V, --version   print version number, then exit
 625   -q, --quiet     do not print progress messages
 626   -d, --debug     don't remove temporary files
 627
 628 Report bugs to <bug-libtool@gnu.org>."
 629
 630 lt_cl_version="\
 631 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 632 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 633 configured by $[0], generated by m4_PACKAGE_STRING.
 634
 635 Copyright (C) 2009 Free Software Foundation, Inc.
 636 This config.lt script is free software; the Free Software Foundation
 637 gives unlimited permision to copy, distribute and modify it."
 638
 639 while test $[#] != 0
 640 do
 641   case $[1] in
 642     --version | --v* | -V )
 643       echo "$lt_cl_version"; exit 0 ;;
 644     --help | --h* | -h )
 645       echo "$lt_cl_help"; exit 0 ;;
 646     --debug | --d* | -d )
 647       debug=: ;;
 648     --quiet | --q* | --silent | --s* | -q )
 649       lt_cl_silent=: ;;
 650
 651     -*) AC_MSG_ERROR([unrecognized option: $[1]
 652 Try \`$[0] --help' for more information.]) ;;
 653
 654     *) AC_MSG_ERROR([unrecognized argument: $[1]
 655 Try \`$[0] --help' for more information.]) ;;
 656   esac
 657   shift
 658 done
 659
 660 if $lt_cl_silent; then
 661   exec AS_MESSAGE_FD>/dev/null
 662 fi
 663 _LTEOF
 664
 665 cat >>"$CONFIG_LT" <<_LTEOF
 666 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
 667 _LTEOF
 668
 669 cat >>"$CONFIG_LT" <<\_LTEOF
 670 AC_MSG_NOTICE([creating $ofile])
 671 _LT_OUTPUT_LIBTOOL_COMMANDS
 672 AS_EXIT(0)
 673 _LTEOF
 674 chmod +x "$CONFIG_LT"
 675
 676 # configure is writing to config.log, but config.lt does its own redirection,
 677 # appending to config.log, which fails on DOS, as config.log is still kept
 678 # open by configure.  Here we exec the FD to /dev/null, effectively closing
 679 # config.log, so it can be properly (re)opened and appended to by config.lt.
 680 lt_cl_success=:
 681 test "$silent" = yes &&
 682   lt_config_lt_args="$lt_config_lt_args --quiet"
 683 exec AS_MESSAGE_LOG_FD>/dev/null
 684 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
 685 exec AS_MESSAGE_LOG_FD>>config.log
 686 $lt_cl_success || AS_EXIT(1)
 687 ])# LT_OUTPUT
 688
 689
 690 # _LT_CONFIG(TAG)
 691 # ---------------
 692 # If TAG is the built-in tag, create an initial libtool script with a
 693 # default configuration from the untagged config vars.  Otherwise add code
 694 # to config.status for appending the configuration named by TAG from the
 695 # matching tagged config vars.
 696 m4_defun([_LT_CONFIG],
 697 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 698 _LT_CONFIG_SAVE_COMMANDS([
 699   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
 700   m4_if(_LT_TAG, [C], [
 701     # See if we are running on zsh, and set the options which allow our
 702     # commands through without removal of \ escapes.
 703     if test -n "${ZSH_VERSION+set}" ; then
 704       setopt NO_GLOB_SUBST
 705     fi
 706
 707     cfgfile="${ofile}T"
 708     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
 709     $RM "$cfgfile"
 710
 711     cat <<_LT_EOF >> "$cfgfile"
 712 #! $SHELL
 713
 714 # `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
 715 # Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
 716 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 717 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 718 #
 719 _LT_COPYING
 720 _LT_LIBTOOL_TAGS
 721
 722 # ### BEGIN LIBTOOL CONFIG
 723 _LT_LIBTOOL_CONFIG_VARS
 724 _LT_LIBTOOL_TAG_VARS
 725 # ### END LIBTOOL CONFIG
 726
 727 _LT_EOF
 728
 729   case $host_os in
 730   aix3*)
 731     cat <<\_LT_EOF >> "$cfgfile"
 732 # AIX sometimes has problems with the GCC collect2 program.  For some
 733 # reason, if we set the COLLECT_NAMES environment variable, the problems
 734 # vanish in a puff of smoke.
 735 if test "X${COLLECT_NAMES+set}" != Xset; then
 736   COLLECT_NAMES=
 737   export COLLECT_NAMES
 738 fi
 739 _LT_EOF
 740     ;;
 741   esac
 742
 743   _LT_PROG_LTMAIN
 744
 745   # We use sed instead of cat because bash on DJGPP gets confused if
 746   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
 747   # text mode, it properly converts lines to CR/LF.  This bash problem
 748   # is reportedly fixed, but why not run on old versions too?
 749   sed '/^# Generated shell functions inserted here/q' "$ltmain" >> "$cfgfile" \
 750     || (rm -f "$cfgfile"; exit 1)
 751
 752   _LT_PROG_XSI_SHELLFNS
 753
 754   sed -n '/^# Generated shell functions inserted here/,$p' "$ltmain" >> "$cfgfile" \
 755     || (rm -f "$cfgfile"; exit 1)
 756
 757   mv -f "$cfgfile" "$ofile" ||
 758     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
 759   chmod +x "$ofile"
 760 ],
 761 [cat <<_LT_EOF >> "$ofile"
 762
 763 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
 764 dnl in a comment (ie after a #).
 765 # ### BEGIN LIBTOOL TAG CONFIG: $1
 766 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
 767 # ### END LIBTOOL TAG CONFIG: $1
 768 _LT_EOF
 769 ])dnl /m4_if
 770 ],
 771 [m4_if([$1], [], [
 772     PACKAGE='$PACKAGE'
 773     VERSION='$VERSION'
 774     TIMESTAMP='$TIMESTAMP'
 775     RM='$RM'
 776     ofile='$ofile'], [])
 777 ])dnl /_LT_CONFIG_SAVE_COMMANDS
 778 ])# _LT_CONFIG
 779
 780
 781 # LT_SUPPORTED_TAG(TAG)
 782 # ---------------------
 783 # Trace this macro to discover what tags are supported by the libtool
 784 # --tag option, using:
 785 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
 786 AC_DEFUN([LT_SUPPORTED_TAG], [])
 787
 788
 789 # C support is built-in for now
 790 m4_define([_LT_LANG_C_enabled], [])
 791 m4_define([_LT_TAGS], [])
 792
 793
 794 # LT_LANG(LANG)
 795 # -------------
 796 # Enable libtool support for the given language if not already enabled.
 797 AC_DEFUN([LT_LANG],
 798 [AC_BEFORE([$0], [LT_OUTPUT])dnl
 799 m4_case([$1],
 800   [C],                  [_LT_LANG(C)],
 801   [C++],                [_LT_LANG(CXX)],
 802   [Java],               [_LT_LANG(GCJ)],
 803   [Fortran 77],         [_LT_LANG(F77)],
 804   [Fortran],            [_LT_LANG(FC)],
 805   [Windows Resource],   [_LT_LANG(RC)],
 806   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 807     [_LT_LANG($1)],
 808     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 809 ])# LT_LANG
 810
 811
 812 # _LT_LANG(LANGNAME)
 813 # ------------------
 814 m4_defun([_LT_LANG],
 815 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 816   [LT_SUPPORTED_TAG([$1])dnl
 817   m4_append([_LT_TAGS], [$1 ])dnl
 818   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 819   _LT_LANG_$1_CONFIG($1)])dnl
 820 ])# _LT_LANG
 821
 822
 823 # _LT_LANG_DEFAULT_CONFIG
 824 # -----------------------
 825 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 826 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 827   [LT_LANG(CXX)],
 828   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 829
 830 AC_PROVIDE_IFELSE([AC_PROG_F77],
 831   [LT_LANG(F77)],
 832   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 833
 834 AC_PROVIDE_IFELSE([AC_PROG_FC],
 835   [LT_LANG(FC)],
 836   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 837
 838 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 839 dnl pulling things in needlessly.
 840 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 841   [LT_LANG(GCJ)],
 842   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 843     [LT_LANG(GCJ)],
 844     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 845       [LT_LANG(GCJ)],
 846       [m4_ifdef([AC_PROG_GCJ],
 847         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 848        m4_ifdef([A][M_PROG_GCJ],
 849         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 850        m4_ifdef([LT_PROG_GCJ],
 851         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 852
 853 AC_PROVIDE_IFELSE([LT_PROG_RC],
 854   [LT_LANG(RC)],
 855   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 856 ])# _LT_LANG_DEFAULT_CONFIG
 857
 858 # Obsolete macros:
 859 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 860 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 861 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 862 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 863 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 864 dnl aclocal-1.4 backwards compatibility:
 865 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 866 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 867 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 868 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 869 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 870
 871
 872 # _LT_TAG_COMPILER
 873 # ----------------
 874 m4_defun([_LT_TAG_COMPILER],
 875 [AC_REQUIRE([AC_PROG_CC])dnl
 876
 877 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 878 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 879 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 880 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 881
 882 # If no C compiler was specified, use CC.
 883 LTCC=${LTCC-"$CC"}
 884
 885 # If no C compiler flags were specified, use CFLAGS.
 886 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 887
 888 # Allow CC to be a program name with arguments.
 889 compiler=$CC
 890 ])# _LT_TAG_COMPILER
 891
 892
 893 # _LT_COMPILER_BOILERPLATE
 894 # ------------------------
 895 # Check for compiler boilerplate output or warnings with
 896 # the simple compiler test code.
 897 m4_defun([_LT_COMPILER_BOILERPLATE],
 898 [m4_require([_LT_DECL_SED])dnl
 899 ac_outfile=conftest.$ac_objext
 900 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 901 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 902 _lt_compiler_boilerplate=`cat conftest.err`
 903 $RM conftest*
 904 ])# _LT_COMPILER_BOILERPLATE
 905
 906
 907 # _LT_LINKER_BOILERPLATE
 908 # ----------------------
 909 # Check for linker boilerplate output or warnings with
 910 # the simple link test code.
 911 m4_defun([_LT_LINKER_BOILERPLATE],
 912 [m4_require([_LT_DECL_SED])dnl
 913 ac_outfile=conftest.$ac_objext
 914 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 915 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 916 _lt_linker_boilerplate=`cat conftest.err`
 917 $RM -r conftest*
 918 ])# _LT_LINKER_BOILERPLATE
 919
 920 # _LT_REQUIRED_DARWIN_CHECKS
 921 # -------------------------
 922 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 923   case $host_os in
 924     rhapsody* | darwin*)
 925     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 926     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 927     AC_CHECK_TOOL([LIPO], [lipo], [:])
 928     AC_CHECK_TOOL([OTOOL], [otool], [:])
 929     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
 930     _LT_DECL([], [DSYMUTIL], [1],
 931       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
 932     _LT_DECL([], [NMEDIT], [1],
 933       [Tool to change global to local symbols on Mac OS X])
 934     _LT_DECL([], [LIPO], [1],
 935       [Tool to manipulate fat objects and archives on Mac OS X])
 936     _LT_DECL([], [OTOOL], [1],
 937       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
 938     _LT_DECL([], [OTOOL64], [1],
 939       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
 940
 941     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
 942       [lt_cv_apple_cc_single_mod=no
 943       if test -z "${LT_MULTI_MODULE}"; then
 944         # By default we will add the -single_module flag. You can override
 945         # by either setting the environment variable LT_MULTI_MODULE
 946         # non-empty at configure time, or by adding -multi_module to the
 947         # link flags.
 948         rm -rf libconftest.dylib*
 949         echo "int foo(void){return 1;}" > conftest.c
 950         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 951 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
 952         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
 953           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
 954         _lt_result=$?
 955         if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
 956           lt_cv_apple_cc_single_mod=yes
 957         else
 958           cat conftest.err >&AS_MESSAGE_LOG_FD
 959         fi
 960         rm -rf libconftest.dylib*
 961         rm -f conftest.*
 962       fi])
 963     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
 964       [lt_cv_ld_exported_symbols_list],
 965       [lt_cv_ld_exported_symbols_list=no
 966       save_LDFLAGS=$LDFLAGS
 967       echo "_main" > conftest.sym
 968       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
 969       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
 970         [lt_cv_ld_exported_symbols_list=yes],
 971         [lt_cv_ld_exported_symbols_list=no])
 972         LDFLAGS="$save_LDFLAGS"
 973     ])
 974     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
 975       [lt_cv_ld_force_load=no
 976       cat > conftest.c << _LT_EOF
 977 int forced_loaded() { return 2;}
 978 _LT_EOF
 979       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
 980       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
 981       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
 982       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
 983       cat > conftest.c << _LT_EOF
 984 int main() { return 0;}
 985 _LT_EOF
 986       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
 987       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
 988       _lt_result=$?
 989       if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
 990         lt_cv_ld_force_load=yes
 991       else
 992         cat conftest.err >&AS_MESSAGE_LOG_FD
 993       fi
 994         rm -f conftest.err libconftest.a conftest conftest.c
 995         rm -rf conftest.dSYM
 996     ])
 997     # Allow for Darwin 4-7 (macOS 10.0-10.3) although these are not expect to
 998     # build without first building modern cctools / linker.
 999     case $host_cpu-$host_os in
1000     *-rhapsody* | *-darwin1.[[012]])
1001       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1002     *-darwin1.*)
1003       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1004     *-darwin*)
1005       # darwin 5.x (macOS 10.1) onwards we only need to adjust when the
1006       # deployment target is forced to an earlier version.
1007       case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host in
1008         UNSET,*-darwin[[89]]*|UNSET,*-darwin[[12]][[0123456789]]*)
1009           ;;
1010         10.[[012]][[,.]]*)
1011           _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
1012           ;;
1013         *)
1014           ;;
1015      esac
1016     ;;
1017   esac
1018     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1019       _lt_dar_single_mod='$single_module'
1020     fi
1021     if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1022       _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1023     else
1024       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1025     fi
1026     if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1027       _lt_dsymutil='~$DSYMUTIL $lib || :'
1028     else
1029       _lt_dsymutil=
1030     fi
1031     ;;
1032   esac
1033 ])
1034
1035
1036 # _LT_DARWIN_LINKER_FEATURES
1037 # --------------------------
1038 # Checks for linker and compiler features on Darwin / macOS / iOS
1039 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1040 [
1041   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1042   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1043   _LT_TAGVAR(hardcode_direct, $1)=no
1044   _LT_TAGVAR(hardcode_automatic, $1)=yes
1045   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1046   if test "$lt_cv_ld_force_load" = "yes"; then
1047     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1048   else
1049     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1050   fi
1051   _LT_TAGVAR(link_all_deplibs, $1)=yes
1052   _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1053   case $cc_basename in
1054      ifort*) _lt_dar_can_shared=yes ;;
1055      *) _lt_dar_can_shared=$GCC ;;
1056   esac
1057   if test "$_lt_dar_can_shared" = "yes"; then
1058     output_verbose_link_cmd=func_echo_all
1059     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
1060     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1061     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
1062     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
1063     m4_if([$1], [CXX],
1064 [   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1065       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
1066       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
1067     fi
1068 ],[])
1069   else
1070   _LT_TAGVAR(ld_shlibs, $1)=no
1071   fi
1072 ])
1073
1074 # _LT_SYS_MODULE_PATH_AIX
1075 # -----------------------
1076 # Links a minimal program and checks the executable
1077 # for the system default hardcoded library path. In most cases,
1078 # this is /usr/lib:/lib, but when the MPI compilers are used
1079 # the location of the communication and MPI libs are included too.
1080 # If we don't find anything, use the default library path according
1081 # to the aix ld manual.
1082 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1083 [m4_require([_LT_DECL_SED])dnl
1084 AC_LINK_IFELSE([AC_LANG_SOURCE([AC_LANG_PROGRAM])],[
1085 lt_aix_libpath_sed='
1086     /Import File Strings/,/^$/ {
1087         /^0/ {
1088             s/^0  *\(.*\)$/\1/
1089             p
1090         }
1091     }'
1092 aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1093 # Check for a 64-bit object if we didn't find anything.
1094 if test -z "$aix_libpath"; then
1095   aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1096 fi],[])
1097 if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
1098 ])# _LT_SYS_MODULE_PATH_AIX
1099
1100
1101 # _LT_SHELL_INIT(ARG)
1102 # -------------------
1103 m4_define([_LT_SHELL_INIT],
1104 [m4_divert_text([M4SH-INIT], [$1
1105 ])])# _LT_SHELL_INIT
1106
1107
1108
1109 # _LT_PROG_ECHO_BACKSLASH
1110 # -----------------------
1111 # Find how we can fake an echo command that does not interpret backslash.
1112 # In particular, with Autoconf 2.60 or later we add some code to the start
1113 # of the generated configure script which will find a shell with a builtin
1114 # printf (which we can use as an echo command).
1115 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1116 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1117 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1118 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1119
1120 AC_MSG_CHECKING([how to print strings])
1121 # Test print first, because it will be a builtin if present.
1122 if test "X`print -r -- -n 2>/dev/null`" = X-n && \
1123    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1124   ECHO='print -r --'
1125 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1126   ECHO='printf %s\n'
1127 else
1128   # Use this function as a fallback that always works.
1129   func_fallback_echo ()
1130   {
1131     eval 'cat <<_LTECHO_EOF
1132 $[]1
1133 _LTECHO_EOF'
1134   }
1135   ECHO='func_fallback_echo'
1136 fi
1137
1138 # func_echo_all arg...
1139 # Invoke $ECHO with all args, space-separated.
1140 func_echo_all ()
1141 {
1142     $ECHO "$*"
1143 }
1144
1145 case "$ECHO" in
1146   printf*) AC_MSG_RESULT([printf]) ;;
1147   print*) AC_MSG_RESULT([print -r]) ;;
1148   *) AC_MSG_RESULT([cat]) ;;
1149 esac
1150
1151 m4_ifdef([_AS_DETECT_SUGGESTED],
1152 [_AS_DETECT_SUGGESTED([
1153   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1154     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1155     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1156     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1157     PATH=/empty FPATH=/empty; export PATH FPATH
1158     test "X`printf %s $ECHO`" = "X$ECHO" \
1159       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1160
1161 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1162 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1163 ])# _LT_PROG_ECHO_BACKSLASH
1164
1165
1166 # _LT_ENABLE_LOCK
1167 # ---------------
1168 m4_defun([_LT_ENABLE_LOCK],
1169 [AC_ARG_ENABLE([libtool-lock],
1170   [AS_HELP_STRING([--disable-libtool-lock],
1171     [avoid locking (might break parallel builds)])])
1172 test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1173
1174 # Some flags need to be propagated to the compiler or linker for good
1175 # libtool support.
1176 case $host in
1177 ia64-*-hpux*)
1178   # Find out which ABI we are using.
1179   echo 'int i;' > conftest.$ac_ext
1180   if AC_TRY_EVAL(ac_compile); then
1181     case `/usr/bin/file conftest.$ac_objext` in
1182       *ELF-32*)
1183         HPUX_IA64_MODE="32"
1184         ;;
1185       *ELF-64*)
1186         HPUX_IA64_MODE="64"
1187         ;;
1188     esac
1189   fi
1190   rm -rf conftest*
1191   ;;
1192 *-*-irix6*)
1193   # Find out which ABI we are using.
1194   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1195   if AC_TRY_EVAL(ac_compile); then
1196     if test "$lt_cv_prog_gnu_ld" = yes; then
1197       case `/usr/bin/file conftest.$ac_objext` in
1198         *32-bit*)
1199           LD="${LD-ld} -melf32bsmip"
1200           ;;
1201         *N32*)
1202           LD="${LD-ld} -melf32bmipn32"
1203           ;;
1204         *64-bit*)
1205           LD="${LD-ld} -melf64bmip"
1206         ;;
1207       esac
1208     else
1209       case `/usr/bin/file conftest.$ac_objext` in
1210         *32-bit*)
1211           LD="${LD-ld} -32"
1212           ;;
1213         *N32*)
1214           LD="${LD-ld} -n32"
1215           ;;
1216         *64-bit*)
1217           LD="${LD-ld} -64"
1218           ;;
1219       esac
1220     fi
1221   fi
1222   rm -rf conftest*
1223   ;;
1224
1225 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
1226 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1227   # Find out which ABI we are using.
1228   echo 'int i;' > conftest.$ac_ext
1229   if AC_TRY_EVAL(ac_compile); then
1230     case `/usr/bin/file conftest.o` in
1231       *32-bit*)
1232         case $host in
1233           x86_64-*kfreebsd*-gnu)
1234             LD="${LD-ld} -m elf_i386_fbsd"
1235             ;;
1236           x86_64-*linux*)
1237             case `/usr/bin/file conftest.o` in
1238               *x86-64*)
1239                 LD="${LD-ld} -m elf32_x86_64"
1240                 ;;
1241               *)
1242                 LD="${LD-ld} -m elf_i386"
1243                 ;;
1244             esac
1245             ;;
1246           powerpc64le-*linux*)
1247             LD="${LD-ld} -m elf32lppclinux"
1248             ;;
1249           powerpc64-*linux*)
1250             LD="${LD-ld} -m elf32ppclinux"
1251             ;;
1252           s390x-*linux*)
1253             LD="${LD-ld} -m elf_s390"
1254             ;;
1255           sparc64-*linux*)
1256             LD="${LD-ld} -m elf32_sparc"
1257             ;;
1258         esac
1259         ;;
1260       *64-bit*)
1261         case $host in
1262           x86_64-*kfreebsd*-gnu)
1263             LD="${LD-ld} -m elf_x86_64_fbsd"
1264             ;;
1265           x86_64-*linux*)
1266             LD="${LD-ld} -m elf_x86_64"
1267             ;;
1268           powerpcle-*linux*)
1269             LD="${LD-ld} -m elf64lppc"
1270             ;;
1271           powerpc-*linux*)
1272             LD="${LD-ld} -m elf64ppc"
1273             ;;
1274           s390*-*linux*|s390*-*tpf*)
1275             LD="${LD-ld} -m elf64_s390"
1276             ;;
1277           sparc*-*linux*)
1278             LD="${LD-ld} -m elf64_sparc"
1279             ;;
1280         esac
1281         ;;
1282     esac
1283   fi
1284   rm -rf conftest*
1285   ;;
1286
1287 *-*-sco3.2v5*)
1288   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1289   SAVE_CFLAGS="$CFLAGS"
1290   CFLAGS="$CFLAGS -belf"
1291   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1292     [AC_LANG_PUSH(C)
1293      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1294      AC_LANG_POP])
1295   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1296     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1297     CFLAGS="$SAVE_CFLAGS"
1298   fi
1299   ;;
1300 sparc*-*solaris*)
1301   # Find out which ABI we are using.
1302   echo 'int i;' > conftest.$ac_ext
1303   if AC_TRY_EVAL(ac_compile); then
1304     case `/usr/bin/file conftest.o` in
1305     *64-bit*)
1306       case $lt_cv_prog_gnu_ld in
1307       yes*) LD="${LD-ld} -m elf64_sparc" ;;
1308       *)
1309         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1310           LD="${LD-ld} -64"
1311         fi
1312         ;;
1313       esac
1314       ;;
1315     esac
1316   fi
1317   rm -rf conftest*
1318   ;;
1319 esac
1320
1321 need_locks="$enable_libtool_lock"
1322 ])# _LT_ENABLE_LOCK
1323
1324
1325 # _LT_CMD_OLD_ARCHIVE
1326 # -------------------
1327 m4_defun([_LT_CMD_OLD_ARCHIVE],
1328 [AC_CHECK_TOOL(AR, ar, false)
1329 test -z "$AR" && AR=ar
1330 test -z "$AR_FLAGS" && AR_FLAGS=cru
1331 _LT_DECL([], [AR], [1], [The archiver])
1332 _LT_DECL([], [AR_FLAGS], [1])
1333
1334 AC_CHECK_TOOL(STRIP, strip, :)
1335 test -z "$STRIP" && STRIP=:
1336 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1337
1338 AC_CHECK_TOOL(RANLIB, ranlib, :)
1339 test -z "$RANLIB" && RANLIB=:
1340 _LT_DECL([], [RANLIB], [1],
1341     [Commands used to install an old-style archive])
1342
1343 # Determine commands to create old-style static archives.
1344 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1345 old_postinstall_cmds='chmod 644 $oldlib'
1346 old_postuninstall_cmds=
1347
1348 if test -n "$RANLIB"; then
1349   case $host_os in
1350   openbsd*)
1351     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
1352     ;;
1353   *)
1354     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
1355     ;;
1356   esac
1357   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
1358 fi
1359
1360 case $host_os in
1361   darwin*)
1362     lock_old_archive_extraction=yes ;;
1363   *)
1364     lock_old_archive_extraction=no ;;
1365 esac
1366 _LT_DECL([], [old_postinstall_cmds], [2])
1367 _LT_DECL([], [old_postuninstall_cmds], [2])
1368 _LT_TAGDECL([], [old_archive_cmds], [2],
1369     [Commands used to build an old-style archive])
1370 _LT_DECL([], [lock_old_archive_extraction], [0],
1371     [Whether to use a lock for old archive extraction])
1372 ])# _LT_CMD_OLD_ARCHIVE
1373
1374
1375 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1376 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1377 # ----------------------------------------------------------------
1378 # Check whether the given compiler option works
1379 AC_DEFUN([_LT_COMPILER_OPTION],
1380 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1381 m4_require([_LT_DECL_SED])dnl
1382 AC_CACHE_CHECK([$1], [$2],
1383   [$2=no
1384    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1385    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1386    lt_compiler_flag="$3"
1387    # Insert the option either (1) after the last *FLAGS variable, or
1388    # (2) before a word containing "conftest.", or (3) at the end.
1389    # Note that $ac_compile itself does not contain backslashes and begins
1390    # with a dollar sign (not a hyphen), so the echo should work correctly.
1391    # The option is referenced via a variable to avoid confusing sed.
1392    lt_compile=`echo "$ac_compile" | $SED \
1393    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1394    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1395    -e 's:$: $lt_compiler_flag:'`
1396    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1397    (eval "$lt_compile" 2>conftest.err)
1398    ac_status=$?
1399    cat conftest.err >&AS_MESSAGE_LOG_FD
1400    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1401    if (exit $ac_status) && test -s "$ac_outfile"; then
1402      # The compiler can only warn and ignore the option if not recognized
1403      # So say no if there are warnings other than the usual output.
1404      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1405      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1406      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1407        $2=yes
1408      fi
1409    fi
1410    $RM conftest*
1411 ])
1412
1413 if test x"[$]$2" = xyes; then
1414     m4_if([$5], , :, [$5])
1415 else
1416     m4_if([$6], , :, [$6])
1417 fi
1418 ])# _LT_COMPILER_OPTION
1419
1420 # Old name:
1421 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1422 dnl aclocal-1.4 backwards compatibility:
1423 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1424
1425
1426 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1427 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1428 # ----------------------------------------------------
1429 # Check whether the given linker option works
1430 AC_DEFUN([_LT_LINKER_OPTION],
1431 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1432 m4_require([_LT_DECL_SED])dnl
1433 AC_CACHE_CHECK([$1], [$2],
1434   [$2=no
1435    save_LDFLAGS="$LDFLAGS"
1436    LDFLAGS="$LDFLAGS $3"
1437    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1438    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1439      # The linker can only warn and ignore the option if not recognized
1440      # So say no if there are warnings
1441      if test -s conftest.err; then
1442        # Append any errors to the config.log.
1443        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1444        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1445        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1446        if diff conftest.exp conftest.er2 >/dev/null; then
1447          $2=yes
1448        fi
1449      else
1450        $2=yes
1451      fi
1452    fi
1453    $RM -r conftest*
1454    LDFLAGS="$save_LDFLAGS"
1455 ])
1456
1457 if test x"[$]$2" = xyes; then
1458     m4_if([$4], , :, [$4])
1459 else
1460     m4_if([$5], , :, [$5])
1461 fi
1462 ])# _LT_LINKER_OPTION
1463
1464 # Old name:
1465 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1466 dnl aclocal-1.4 backwards compatibility:
1467 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1468
1469
1470 # LT_CMD_MAX_LEN
1471 #---------------
1472 AC_DEFUN([LT_CMD_MAX_LEN],
1473 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1474 # find the maximum length of command line arguments
1475 AC_MSG_CHECKING([the maximum length of command line arguments])
1476 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1477   i=0
1478   teststring="ABCD"
1479
1480   case $build_os in
1481   msdosdjgpp*)
1482     # On DJGPP, this test can blow up pretty badly due to problems in libc
1483     # (any single argument exceeding 2000 bytes causes a buffer overrun
1484     # during glob expansion).  Even if it were fixed, the result of this
1485     # check would be larger than it should be.
1486     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1487     ;;
1488
1489   gnu*)
1490     # Under GNU Hurd, this test is not required because there is
1491     # no limit to the length of command line arguments.
1492     # Libtool will interpret -1 as no limit whatsoever
1493     lt_cv_sys_max_cmd_len=-1;
1494     ;;
1495
1496   cygwin* | mingw* | cegcc*)
1497     # On Win9x/ME, this test blows up -- it succeeds, but takes
1498     # about 5 minutes as the teststring grows exponentially.
1499     # Worse, since 9x/ME are not pre-emptively multitasking,
1500     # you end up with a "frozen" computer, even though with patience
1501     # the test eventually succeeds (with a max line length of 256k).
1502     # Instead, let's just punt: use the minimum linelength reported by
1503     # all of the supported platforms: 8192 (on NT/2K/XP).
1504     lt_cv_sys_max_cmd_len=8192;
1505     ;;
1506
1507   mint*)
1508     # On MiNT this can take a long time and run out of memory.
1509     lt_cv_sys_max_cmd_len=8192;
1510     ;;
1511
1512   amigaos*)
1513     # On AmigaOS with pdksh, this test takes hours, literally.
1514     # So we just punt and use a minimum line length of 8192.
1515     lt_cv_sys_max_cmd_len=8192;
1516     ;;
1517
1518   netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1519     # This has been around since 386BSD, at least.  Likely further.
1520     if test -x /sbin/sysctl; then
1521       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1522     elif test -x /usr/sbin/sysctl; then
1523       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1524     else
1525       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1526     fi
1527     # And add a safety zone
1528     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1529     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1530     ;;
1531
1532   interix*)
1533     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1534     lt_cv_sys_max_cmd_len=196608
1535     ;;
1536
1537   osf*)
1538     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1539     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1540     # nice to cause kernel panics so lets avoid the loop below.
1541     # First set a reasonable default.
1542     lt_cv_sys_max_cmd_len=16384
1543     #
1544     if test -x /sbin/sysconfig; then
1545       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1546         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1547       esac
1548     fi
1549     ;;
1550   sco3.2v5*)
1551     lt_cv_sys_max_cmd_len=102400
1552     ;;
1553   sysv5* | sco5v6* | sysv4.2uw2*)
1554     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1555     if test -n "$kargmax"; then
1556       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1557     else
1558       lt_cv_sys_max_cmd_len=32768
1559     fi
1560     ;;
1561   *)
1562     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1563     if test -n "$lt_cv_sys_max_cmd_len"; then
1564       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1565       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1566     else
1567       # Make teststring a little bigger before we do anything with it.
1568       # a 1K string should be a reasonable start.
1569       for i in 1 2 3 4 5 6 7 8 ; do
1570         teststring=$teststring$teststring
1571       done
1572       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1573       # If test is not a shell built-in, we'll probably end up computing a
1574       # maximum length that is only half of the actual maximum length, but
1575       # we can't tell.
1576       while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
1577                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1578               test $i != 17 # 1/2 MB should be enough
1579       do
1580         i=`expr $i + 1`
1581         teststring=$teststring$teststring
1582       done
1583       # Only check the string length outside the loop.
1584       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1585       teststring=
1586       # Add a significant safety factor because C++ compilers can tack on
1587       # massive amounts of additional arguments before passing them to the
1588       # linker.  It appears as though 1/2 is a usable value.
1589       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1590     fi
1591     ;;
1592   esac
1593 ])
1594 if test -n $lt_cv_sys_max_cmd_len ; then
1595   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1596 else
1597   AC_MSG_RESULT(none)
1598 fi
1599 max_cmd_len=$lt_cv_sys_max_cmd_len
1600 _LT_DECL([], [max_cmd_len], [0],
1601     [What is the maximum length of a command?])
1602 ])# LT_CMD_MAX_LEN
1603
1604 # Old name:
1605 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1606 dnl aclocal-1.4 backwards compatibility:
1607 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1608
1609
1610 # _LT_HEADER_DLFCN
1611 # ----------------
1612 m4_defun([_LT_HEADER_DLFCN],
1613 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1614 ])# _LT_HEADER_DLFCN
1615
1616
1617 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1618 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1619 # ----------------------------------------------------------------
1620 m4_defun([_LT_TRY_DLOPEN_SELF],
1621 [m4_require([_LT_HEADER_DLFCN])dnl
1622 if test "$cross_compiling" = yes; then :
1623   [$4]
1624 else
1625   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1626   lt_status=$lt_dlunknown
1627   cat > conftest.$ac_ext <<_LT_EOF
1628 [#line __oline__ "configure"
1629 #include "confdefs.h"
1630
1631 #if HAVE_DLFCN_H
1632 #include <dlfcn.h>
1633 #endif
1634
1635 #include <stdio.h>
1636
1637 #ifdef RTLD_GLOBAL
1638 #  define LT_DLGLOBAL           RTLD_GLOBAL
1639 #else
1640 #  ifdef DL_GLOBAL
1641 #    define LT_DLGLOBAL         DL_GLOBAL
1642 #  else
1643 #    define LT_DLGLOBAL         0
1644 #  endif
1645 #endif
1646
1647 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1648    find out it does not work in some platform. */
1649 #ifndef LT_DLLAZY_OR_NOW
1650 #  ifdef RTLD_LAZY
1651 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1652 #  else
1653 #    ifdef DL_LAZY
1654 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1655 #    else
1656 #      ifdef RTLD_NOW
1657 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1658 #      else
1659 #        ifdef DL_NOW
1660 #          define LT_DLLAZY_OR_NOW      DL_NOW
1661 #        else
1662 #          define LT_DLLAZY_OR_NOW      0
1663 #        endif
1664 #      endif
1665 #    endif
1666 #  endif
1667 #endif
1668
1669 /* When -fvisbility=hidden is used, assume the code has been annotated
1670    correspondingly for the symbols needed.  */
1671 #if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1672 void fnord () __attribute__((visibility("default")));
1673 #endif
1674
1675 void fnord () { int i=42; }
1676 int main ()
1677 {
1678   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1679   int status = $lt_dlunknown;
1680
1681   if (self)
1682     {
1683       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1684       else
1685         {
1686           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1687           else puts (dlerror ());
1688         }
1689       /* dlclose (self); */
1690     }
1691   else
1692     puts (dlerror ());
1693
1694   return status;
1695 }]
1696 _LT_EOF
1697   if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1698     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1699     lt_status=$?
1700     case x$lt_status in
1701       x$lt_dlno_uscore) $1 ;;
1702       x$lt_dlneed_uscore) $2 ;;
1703       x$lt_dlunknown|x*) $3 ;;
1704     esac
1705   else :
1706     # compilation failed
1707     $3
1708   fi
1709 fi
1710 rm -fr conftest*
1711 ])# _LT_TRY_DLOPEN_SELF
1712
1713
1714 # LT_SYS_DLOPEN_SELF
1715 # ------------------
1716 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1717 [m4_require([_LT_HEADER_DLFCN])dnl
1718 if test "x$enable_dlopen" != xyes; then
1719   enable_dlopen=unknown
1720   enable_dlopen_self=unknown
1721   enable_dlopen_self_static=unknown
1722 else
1723   lt_cv_dlopen=no
1724   lt_cv_dlopen_libs=
1725
1726   case $host_os in
1727   beos*)
1728     lt_cv_dlopen="load_add_on"
1729     lt_cv_dlopen_libs=
1730     lt_cv_dlopen_self=yes
1731     ;;
1732
1733   mingw* | pw32* | cegcc*)
1734     lt_cv_dlopen="LoadLibrary"
1735     lt_cv_dlopen_libs=
1736     ;;
1737
1738   cygwin*)
1739     lt_cv_dlopen="dlopen"
1740     lt_cv_dlopen_libs=
1741     ;;
1742
1743   darwin*)
1744   # if libdl is installed we need to link against it
1745     AC_CHECK_LIB([dl], [dlopen],
1746                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1747     lt_cv_dlopen="dyld"
1748     lt_cv_dlopen_libs=
1749     lt_cv_dlopen_self=yes
1750     ])
1751     ;;
1752
1753   *)
1754     AC_CHECK_FUNC([shl_load],
1755           [lt_cv_dlopen="shl_load"],
1756       [AC_CHECK_LIB([dld], [shl_load],
1757             [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1758         [AC_CHECK_FUNC([dlopen],
1759               [lt_cv_dlopen="dlopen"],
1760           [AC_CHECK_LIB([dl], [dlopen],
1761                 [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1762             [AC_CHECK_LIB([svld], [dlopen],
1763                   [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1764               [AC_CHECK_LIB([dld], [dld_link],
1765                     [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1766               ])
1767             ])
1768           ])
1769         ])
1770       ])
1771     ;;
1772   esac
1773
1774   if test "x$lt_cv_dlopen" != xno; then
1775     enable_dlopen=yes
1776   else
1777     enable_dlopen=no
1778   fi
1779
1780   case $lt_cv_dlopen in
1781   dlopen)
1782     save_CPPFLAGS="$CPPFLAGS"
1783     test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1784
1785     save_LDFLAGS="$LDFLAGS"
1786     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1787
1788     save_LIBS="$LIBS"
1789     LIBS="$lt_cv_dlopen_libs $LIBS"
1790
1791     AC_CACHE_CHECK([whether a program can dlopen itself],
1792           lt_cv_dlopen_self, [dnl
1793           _LT_TRY_DLOPEN_SELF(
1794             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1795             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1796     ])
1797
1798     if test "x$lt_cv_dlopen_self" = xyes; then
1799       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1800       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1801           lt_cv_dlopen_self_static, [dnl
1802           _LT_TRY_DLOPEN_SELF(
1803             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1804             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1805       ])
1806     fi
1807
1808     CPPFLAGS="$save_CPPFLAGS"
1809     LDFLAGS="$save_LDFLAGS"
1810     LIBS="$save_LIBS"
1811     ;;
1812   esac
1813
1814   case $lt_cv_dlopen_self in
1815   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1816   *) enable_dlopen_self=unknown ;;
1817   esac
1818
1819   case $lt_cv_dlopen_self_static in
1820   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1821   *) enable_dlopen_self_static=unknown ;;
1822   esac
1823 fi
1824 _LT_DECL([dlopen_support], [enable_dlopen], [0],
1825          [Whether dlopen is supported])
1826 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1827          [Whether dlopen of programs is supported])
1828 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1829          [Whether dlopen of statically linked programs is supported])
1830 ])# LT_SYS_DLOPEN_SELF
1831
1832 # Old name:
1833 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1834 dnl aclocal-1.4 backwards compatibility:
1835 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1836
1837
1838 # _LT_COMPILER_C_O([TAGNAME])
1839 # ---------------------------
1840 # Check to see if options -c and -o are simultaneously supported by compiler.
1841 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
1842 m4_defun([_LT_COMPILER_C_O],
1843 [m4_require([_LT_DECL_SED])dnl
1844 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1845 m4_require([_LT_TAG_COMPILER])dnl
1846 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1847   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1848   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1849    $RM -r conftest 2>/dev/null
1850    mkdir conftest
1851    cd conftest
1852    mkdir out
1853    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1854
1855    lt_compiler_flag="-o out/conftest2.$ac_objext"
1856    # Insert the option either (1) after the last *FLAGS variable, or
1857    # (2) before a word containing "conftest.", or (3) at the end.
1858    # Note that $ac_compile itself does not contain backslashes and begins
1859    # with a dollar sign (not a hyphen), so the echo should work correctly.
1860    lt_compile=`echo "$ac_compile" | $SED \
1861    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1862    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1863    -e 's:$: $lt_compiler_flag:'`
1864    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1865    (eval "$lt_compile" 2>out/conftest.err)
1866    ac_status=$?
1867    cat out/conftest.err >&AS_MESSAGE_LOG_FD
1868    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1869    if (exit $ac_status) && test -s out/conftest2.$ac_objext
1870    then
1871      # The compiler can only warn and ignore the option if not recognized
1872      # So say no if there are warnings
1873      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
1874      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
1875      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
1876        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
1877      fi
1878    fi
1879    chmod u+w . 2>&AS_MESSAGE_LOG_FD
1880    $RM conftest*
1881    # SGI C++ compiler will create directory out/ii_files/ for
1882    # template instantiation
1883    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
1884    $RM out/* && rmdir out
1885    cd ..
1886    $RM -r conftest
1887    $RM conftest*
1888 ])
1889 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
1890         [Does compiler simultaneously support -c and -o options?])
1891 ])# _LT_COMPILER_C_O
1892
1893
1894 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
1895 # ----------------------------------
1896 # Check to see if we can do hard links to lock some files if needed
1897 m4_defun([_LT_COMPILER_FILE_LOCKS],
1898 [m4_require([_LT_ENABLE_LOCK])dnl
1899 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1900 _LT_COMPILER_C_O([$1])
1901
1902 hard_links="nottested"
1903 if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
1904   # do not overwrite the value of need_locks provided by the user
1905   AC_MSG_CHECKING([if we can lock with hard links])
1906   hard_links=yes
1907   $RM conftest*
1908   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1909   touch conftest.a
1910   ln conftest.a conftest.b 2>&5 || hard_links=no
1911   ln conftest.a conftest.b 2>/dev/null && hard_links=no
1912   AC_MSG_RESULT([$hard_links])
1913   if test "$hard_links" = no; then
1914     AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1915     need_locks=warn
1916   fi
1917 else
1918   need_locks=no
1919 fi
1920 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
1921 ])# _LT_COMPILER_FILE_LOCKS
1922
1923
1924 # _LT_CHECK_OBJDIR
1925 # ----------------
1926 m4_defun([_LT_CHECK_OBJDIR],
1927 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1928 [rm -f .libs 2>/dev/null
1929 mkdir .libs 2>/dev/null
1930 if test -d .libs; then
1931   lt_cv_objdir=.libs
1932 else
1933   # MS-DOS does not allow filenames that begin with a dot.
1934   lt_cv_objdir=_libs
1935 fi
1936 rmdir .libs 2>/dev/null])
1937 objdir=$lt_cv_objdir
1938 _LT_DECL([], [objdir], [0],
1939          [The name of the directory that contains temporary libtool files])dnl
1940 m4_pattern_allow([LT_OBJDIR])dnl
1941 AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
1942   [Define to the sub-directory in which libtool stores uninstalled libraries.])
1943 ])# _LT_CHECK_OBJDIR
1944
1945
1946 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
1947 # --------------------------------------
1948 # Check hardcoding attributes.
1949 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
1950 [AC_MSG_CHECKING([how to hardcode library paths into programs])
1951 _LT_TAGVAR(hardcode_action, $1)=
1952 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
1953    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
1954    test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
1955
1956   # We can hardcode non-existent directories.
1957   if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
1958      # If the only mechanism to avoid hardcoding is shlibpath_var, we
1959      # have to relink, otherwise we might link with an installed library
1960      # when we should be linking with a yet-to-be-installed one
1961      ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1962      test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
1963     # Linking always hardcodes the temporary library directory.
1964     _LT_TAGVAR(hardcode_action, $1)=relink
1965   else
1966     # We can link without hardcoding, and we can hardcode nonexisting dirs.
1967     _LT_TAGVAR(hardcode_action, $1)=immediate
1968   fi
1969 else
1970   # We cannot hardcode anything, or else we can only hardcode existing
1971   # directories.
1972   _LT_TAGVAR(hardcode_action, $1)=unsupported
1973 fi
1974 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
1975
1976 if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
1977    test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
1978   # Fast installation is not supported
1979   enable_fast_install=no
1980 elif test "$shlibpath_overrides_runpath" = yes ||
1981      test "$enable_shared" = no; then
1982   # Fast installation is not necessary
1983   enable_fast_install=needless
1984 fi
1985 _LT_TAGDECL([], [hardcode_action], [0],
1986     [How to hardcode a shared library path into an executable])
1987 ])# _LT_LINKER_HARDCODE_LIBPATH
1988
1989
1990 # _LT_CMD_STRIPLIB
1991 # ----------------
1992 m4_defun([_LT_CMD_STRIPLIB],
1993 [m4_require([_LT_DECL_EGREP])
1994 striplib=
1995 old_striplib=
1996 AC_MSG_CHECKING([whether stripping libraries is possible])
1997 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
1998   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
1999   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2000   AC_MSG_RESULT([yes])
2001 else
2002 # FIXME - insert some real tests, host_os isn't really good enough
2003   case $host_os in
2004   darwin*)
2005     if test -n "$STRIP" ; then
2006       striplib="$STRIP -x"
2007       old_striplib="$STRIP -S"
2008       AC_MSG_RESULT([yes])
2009     else
2010       AC_MSG_RESULT([no])
2011     fi
2012     ;;
2013   *)
2014     AC_MSG_RESULT([no])
2015     ;;
2016   esac
2017 fi
2018 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2019 _LT_DECL([], [striplib], [1])
2020 ])# _LT_CMD_STRIPLIB
2021
2022
2023 # _LT_SYS_DYNAMIC_LINKER([TAG])
2024 # -----------------------------
2025 # PORTME Fill in your ld.so characteristics
2026 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2027 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2028 m4_require([_LT_DECL_EGREP])dnl
2029 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2030 m4_require([_LT_DECL_OBJDUMP])dnl
2031 m4_require([_LT_DECL_SED])dnl
2032 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2033 AC_MSG_CHECKING([dynamic linker characteristics])
2034 m4_if([$1],
2035         [], [
2036 if test "$GCC" = yes; then
2037   case $host_os in
2038     darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2039     *) lt_awk_arg="/^libraries:/" ;;
2040   esac
2041   case $host_os in
2042     mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2043     *) lt_sed_strip_eq="s,=/,/,g" ;;
2044   esac
2045   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2046   case $lt_search_path_spec in
2047   *\;*)
2048     # if the path contains ";" then we assume it to be the separator
2049     # otherwise default to the standard path separator (i.e. ":") - it is
2050     # assumed that no part of a normal pathname contains ";" but that should
2051     # okay in the real world where ";" in dirpaths is itself problematic.
2052     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2053     ;;
2054   *)
2055     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2056     ;;
2057   esac
2058   # Ok, now we have the path, separated by spaces, we can step through it
2059   # and add multilib dir if necessary.
2060   lt_tmp_lt_search_path_spec=
2061   lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2062   for lt_sys_path in $lt_search_path_spec; do
2063     if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2064       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2065     else
2066       test -d "$lt_sys_path" && \
2067         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2068     fi
2069   done
2070   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2071 BEGIN {RS=" "; FS="/|\n";} {
2072   lt_foo="";
2073   lt_count=0;
2074   for (lt_i = NF; lt_i > 0; lt_i--) {
2075     if ($lt_i != "" && $lt_i != ".") {
2076       if ($lt_i == "..") {
2077         lt_count++;
2078       } else {
2079         if (lt_count == 0) {
2080           lt_foo="/" $lt_i lt_foo;
2081         } else {
2082           lt_count--;
2083         }
2084       }
2085     }
2086   }
2087   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2088   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2089 }'`
2090   # AWK program above erroneously prepends '/' to C:/dos/paths
2091   # for these hosts.
2092   case $host_os in
2093     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2094       $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2095   esac
2096   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2097 else
2098   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2099 fi])
2100 library_names_spec=
2101 libname_spec='lib$name'
2102 soname_spec=
2103 shrext_cmds=".so"
2104 postinstall_cmds=
2105 postuninstall_cmds=
2106 finish_cmds=
2107 finish_eval=
2108 shlibpath_var=
2109 shlibpath_overrides_runpath=unknown
2110 version_type=none
2111 dynamic_linker="$host_os ld.so"
2112 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2113 need_lib_prefix=unknown
2114 hardcode_into_libs=no
2115
2116 # when you set need_version to no, make sure it does not cause -set_version
2117 # flags to be left without arguments
2118 need_version=unknown
2119
2120 case $host_os in
2121 aix3*)
2122   version_type=linux
2123   library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2124   shlibpath_var=LIBPATH
2125
2126   # AIX 3 has no versioning support, so we append a major version to the name.
2127   soname_spec='${libname}${release}${shared_ext}$major'
2128   ;;
2129
2130 aix[[4-9]]*)
2131   version_type=linux
2132   need_lib_prefix=no
2133   need_version=no
2134   hardcode_into_libs=yes
2135   if test "$host_cpu" = ia64; then
2136     # AIX 5 supports IA64
2137     library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2138     shlibpath_var=LD_LIBRARY_PATH
2139   else
2140     # With GCC up to 2.95.x, collect2 would create an import file
2141     # for dependence libraries.  The import file would start with
2142     # the line `#! .'.  This would cause the generated library to
2143     # depend on `.', always an invalid library.  This was fixed in
2144     # development snapshots of GCC prior to 3.0.
2145     case $host_os in
2146       aix4 | aix4.[[01]] | aix4.[[01]].*)
2147       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2148            echo ' yes '
2149            echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2150         :
2151       else
2152         can_build_shared=no
2153       fi
2154       ;;
2155     esac
2156     # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2157     # soname into executable. Probably we can add versioning support to
2158     # collect2, so additional links can be useful in future.
2159     if test "$aix_use_runtimelinking" = yes; then
2160       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2161       # instead of lib<name>.a to let people know that these are not
2162       # typical AIX shared libraries.
2163       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2164     else
2165       # We preserve .a as extension for shared libraries through AIX4.2
2166       # and later when we are not doing run time linking.
2167       library_names_spec='${libname}${release}.a $libname.a'
2168       soname_spec='${libname}${release}${shared_ext}$major'
2169     fi
2170     shlibpath_var=LIBPATH
2171   fi
2172   ;;
2173
2174 amigaos*)
2175   case $host_cpu in
2176   powerpc)
2177     # Since July 2007 AmigaOS4 officially supports .so libraries.
2178     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2179     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2180     ;;
2181   m68k)
2182     library_names_spec='$libname.ixlibrary $libname.a'
2183     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2184     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2185     ;;
2186   esac
2187   ;;
2188
2189 beos*)
2190   library_names_spec='${libname}${shared_ext}'
2191   dynamic_linker="$host_os ld.so"
2192   shlibpath_var=LIBRARY_PATH
2193   ;;
2194
2195 bsdi[[45]]*)
2196   version_type=linux
2197   need_version=no
2198   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2199   soname_spec='${libname}${release}${shared_ext}$major'
2200   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2201   shlibpath_var=LD_LIBRARY_PATH
2202   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2203   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2204   # the default ld.so.conf also contains /usr/contrib/lib and
2205   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2206   # libtool to hard-code these into programs
2207   ;;
2208
2209 cygwin* | mingw* | pw32* | cegcc*)
2210   version_type=windows
2211   shrext_cmds=".dll"
2212   need_version=no
2213   need_lib_prefix=no
2214
2215   case $GCC,$host_os in
2216   yes,cygwin* | yes,mingw* | yes,pw32* | yes,cegcc*)
2217     library_names_spec='$libname.dll.a'
2218     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2219     postinstall_cmds='base_file=`basename \${file}`~
2220       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2221       dldir=$destdir/`dirname \$dlpath`~
2222       test -d \$dldir || mkdir -p \$dldir~
2223       $install_prog $dir/$dlname \$dldir/$dlname~
2224       chmod a+x \$dldir/$dlname~
2225       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2226         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2227       fi'
2228     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2229       dlpath=$dir/\$dldll~
2230        $RM \$dlpath'
2231     shlibpath_overrides_runpath=yes
2232
2233     case $host_os in
2234     cygwin*)
2235       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2236       soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2237 m4_if([$1], [],[
2238       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2239       ;;
2240     mingw* | cegcc*)
2241       # MinGW DLLs use traditional 'lib' prefix
2242       soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2243       ;;
2244     pw32*)
2245       # pw32 DLLs use 'pw' prefix rather than 'lib'
2246       library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2247       ;;
2248     esac
2249     ;;
2250
2251   *)
2252     library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2253     ;;
2254   esac
2255   dynamic_linker='Win32 ld.exe'
2256   # FIXME: first we should search . and the directory the executable is in
2257   shlibpath_var=PATH
2258   ;;
2259
2260 darwin* | rhapsody*)
2261   dynamic_linker="$host_os dyld"
2262   version_type=darwin
2263   need_lib_prefix=no
2264   need_version=no
2265   library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2266   soname_spec='${libname}${release}${major}$shared_ext'
2267   shlibpath_overrides_runpath=yes
2268   shlibpath_var=DYLD_LIBRARY_PATH
2269   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2270 m4_if([$1], [],[
2271   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2272   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2273   ;;
2274
2275 dgux*)
2276   version_type=linux
2277   need_lib_prefix=no
2278   need_version=no
2279   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2280   soname_spec='${libname}${release}${shared_ext}$major'
2281   shlibpath_var=LD_LIBRARY_PATH
2282   ;;
2283
2284 freebsd* | dragonfly*)
2285   # DragonFly does not have aout.  When/if they implement a new
2286   # versioning mechanism, adjust this.
2287   if test -x /usr/bin/objformat; then
2288     objformat=`/usr/bin/objformat`
2289   else
2290     case $host_os in
2291     freebsd[[23]].*) objformat=aout ;;
2292     *) objformat=elf ;;
2293     esac
2294   fi
2295   version_type=freebsd-$objformat
2296   case $version_type in
2297     freebsd-elf*)
2298       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2299       need_version=no
2300       need_lib_prefix=no
2301       ;;
2302     freebsd-*)
2303       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2304       need_version=yes
2305       ;;
2306   esac
2307   shlibpath_var=LD_LIBRARY_PATH
2308   case $host_os in
2309   freebsd2.*)
2310     shlibpath_overrides_runpath=yes
2311     ;;
2312   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2313     shlibpath_overrides_runpath=yes
2314     hardcode_into_libs=yes
2315     ;;
2316   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2317   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2318     shlibpath_overrides_runpath=no
2319     hardcode_into_libs=yes
2320     ;;
2321   *) # from 4.6 on, and DragonFly
2322     shlibpath_overrides_runpath=yes
2323     hardcode_into_libs=yes
2324     ;;
2325   esac
2326   ;;
2327
2328 gnu*)
2329   version_type=linux
2330   need_lib_prefix=no
2331   need_version=no
2332   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2333   soname_spec='${libname}${release}${shared_ext}$major'
2334   shlibpath_var=LD_LIBRARY_PATH
2335   hardcode_into_libs=yes
2336   ;;
2337
2338 haiku*)
2339   version_type=linux
2340   need_lib_prefix=no
2341   need_version=no
2342   dynamic_linker="$host_os runtime_loader"
2343   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2344   soname_spec='${libname}${release}${shared_ext}$major'
2345   shlibpath_var=LIBRARY_PATH
2346   shlibpath_overrides_runpath=yes
2347   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/beos/system/lib'
2348   hardcode_into_libs=yes
2349   ;;
2350
2351 hpux9* | hpux10* | hpux11*)
2352   # Give a soname corresponding to the major version so that dld.sl refuses to
2353   # link against other versions.
2354   version_type=sunos
2355   need_lib_prefix=no
2356   need_version=no
2357   case $host_cpu in
2358   ia64*)
2359     shrext_cmds='.so'
2360     hardcode_into_libs=yes
2361     dynamic_linker="$host_os dld.so"
2362     shlibpath_var=LD_LIBRARY_PATH
2363     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2364     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2365     soname_spec='${libname}${release}${shared_ext}$major'
2366     if test "X$HPUX_IA64_MODE" = X32; then
2367       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2368     else
2369       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2370     fi
2371     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2372     ;;
2373   hppa*64*)
2374     shrext_cmds='.sl'
2375     hardcode_into_libs=yes
2376     dynamic_linker="$host_os dld.sl"
2377     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2378     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2379     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2380     soname_spec='${libname}${release}${shared_ext}$major'
2381     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2382     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2383     ;;
2384   *)
2385     shrext_cmds='.sl'
2386     dynamic_linker="$host_os dld.sl"
2387     shlibpath_var=SHLIB_PATH
2388     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2389     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2390     soname_spec='${libname}${release}${shared_ext}$major'
2391     ;;
2392   esac
2393   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2394   postinstall_cmds='chmod 555 $lib'
2395   # or fails outright, so override atomically:
2396   install_override_mode=555
2397   ;;
2398
2399 interix[[3-9]]*)
2400   version_type=linux
2401   need_lib_prefix=no
2402   need_version=no
2403   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2404   soname_spec='${libname}${release}${shared_ext}$major'
2405   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2406   shlibpath_var=LD_LIBRARY_PATH
2407   shlibpath_overrides_runpath=no
2408   hardcode_into_libs=yes
2409   ;;
2410
2411 irix5* | irix6* | nonstopux*)
2412   case $host_os in
2413     nonstopux*) version_type=nonstopux ;;
2414     *)
2415         if test "$lt_cv_prog_gnu_ld" = yes; then
2416                 version_type=linux
2417         else
2418                 version_type=irix
2419         fi ;;
2420   esac
2421   need_lib_prefix=no
2422   need_version=no
2423   soname_spec='${libname}${release}${shared_ext}$major'
2424   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2425   case $host_os in
2426   irix5* | nonstopux*)
2427     libsuff= shlibsuff=
2428     ;;
2429   *)
2430     case $LD in # libtool.m4 will add one of these switches to LD
2431     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2432       libsuff= shlibsuff= libmagic=32-bit;;
2433     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2434       libsuff=32 shlibsuff=N32 libmagic=N32;;
2435     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2436       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2437     *) libsuff= shlibsuff= libmagic=never-match;;
2438     esac
2439     ;;
2440   esac
2441   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2442   shlibpath_overrides_runpath=no
2443   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2444   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2445   hardcode_into_libs=yes
2446   ;;
2447
2448 # No shared lib support for Linux oldld, aout, or coff.
2449 linux*oldld* | linux*aout* | linux*coff*)
2450   dynamic_linker=no
2451   ;;
2452
2453 # This must be Linux ELF.
2454
2455 # uclinux* changes (here and below) have been submitted to the libtool
2456 # project, but have not yet been accepted: they are GCC-local changes
2457 # for the time being.  (See
2458 # https://lists.gnu.org/archive/html/libtool-patches/2018-05/msg00000.html)
2459 linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
2460   version_type=linux
2461   need_lib_prefix=no
2462   need_version=no
2463   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2464   soname_spec='${libname}${release}${shared_ext}$major'
2465   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2466   shlibpath_var=LD_LIBRARY_PATH
2467   shlibpath_overrides_runpath=no
2468
2469   # Some binutils ld are patched to set DT_RUNPATH
2470   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2471     [lt_cv_shlibpath_overrides_runpath=no
2472     save_LDFLAGS=$LDFLAGS
2473     save_libdir=$libdir
2474     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2475          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2476     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2477       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2478          [lt_cv_shlibpath_overrides_runpath=yes])])
2479     LDFLAGS=$save_LDFLAGS
2480     libdir=$save_libdir
2481     ])
2482   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2483
2484   # This implies no fast_install, which is unacceptable.
2485   # Some rework will be needed to allow for fast_install
2486   # before this can be enabled.
2487   hardcode_into_libs=yes
2488
2489   # Append ld.so.conf contents to the search path
2490   if test -f /etc/ld.so.conf; then
2491     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[   ]*hwcap[        ]/d;s/[:,      ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2492     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2493   fi
2494
2495   # We used to test for /lib/ld.so.1 and disable shared libraries on
2496   # powerpc, because MkLinux only supported shared libraries with the
2497   # GNU dynamic linker.  Since this was broken with cross compilers,
2498   # most powerpc-linux boxes support dynamic linking these days and
2499   # people can always --disable-shared, the test was removed, and we
2500   # assume the GNU/Linux dynamic linker is in use.
2501   dynamic_linker='GNU/Linux ld.so'
2502   ;;
2503
2504 netbsd*)
2505   version_type=sunos
2506   need_lib_prefix=no
2507   need_version=no
2508   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2509     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2510     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2511     dynamic_linker='NetBSD (a.out) ld.so'
2512   else
2513     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2514     soname_spec='${libname}${release}${shared_ext}$major'
2515     dynamic_linker='NetBSD ld.elf_so'
2516   fi
2517   shlibpath_var=LD_LIBRARY_PATH
2518   shlibpath_overrides_runpath=yes
2519   hardcode_into_libs=yes
2520   ;;
2521
2522 newsos6)
2523   version_type=linux
2524   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2525   shlibpath_var=LD_LIBRARY_PATH
2526   shlibpath_overrides_runpath=yes
2527   ;;
2528
2529 *nto* | *qnx*)
2530   version_type=qnx
2531   need_lib_prefix=no
2532   need_version=no
2533   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2534   soname_spec='${libname}${release}${shared_ext}$major'
2535   shlibpath_var=LD_LIBRARY_PATH
2536   shlibpath_overrides_runpath=no
2537   hardcode_into_libs=yes
2538   dynamic_linker='ldqnx.so'
2539   ;;
2540
2541 openbsd*)
2542   version_type=sunos
2543   sys_lib_dlsearch_path_spec="/usr/lib"
2544   need_lib_prefix=no
2545   # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2546   case $host_os in
2547     openbsd3.3 | openbsd3.3.*)  need_version=yes ;;
2548     *)                          need_version=no  ;;
2549   esac
2550   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2551   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2552   shlibpath_var=LD_LIBRARY_PATH
2553   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2554     case $host_os in
2555       openbsd2.[[89]] | openbsd2.[[89]].*)
2556         shlibpath_overrides_runpath=no
2557         ;;
2558       *)
2559         shlibpath_overrides_runpath=yes
2560         ;;
2561       esac
2562   else
2563     shlibpath_overrides_runpath=yes
2564   fi
2565   ;;
2566
2567 os2*)
2568   libname_spec='$name'
2569   shrext_cmds=".dll"
2570   need_lib_prefix=no
2571   library_names_spec='$libname${shared_ext} $libname.a'
2572   dynamic_linker='OS/2 ld.exe'
2573   shlibpath_var=LIBPATH
2574   ;;
2575
2576 osf3* | osf4* | osf5*)
2577   version_type=osf
2578   need_lib_prefix=no
2579   need_version=no
2580   soname_spec='${libname}${release}${shared_ext}$major'
2581   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2582   shlibpath_var=LD_LIBRARY_PATH
2583   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2584   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2585   ;;
2586
2587 rdos*)
2588   dynamic_linker=no
2589   ;;
2590
2591 solaris*)
2592   version_type=linux
2593   need_lib_prefix=no
2594   need_version=no
2595   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2596   soname_spec='${libname}${release}${shared_ext}$major'
2597   shlibpath_var=LD_LIBRARY_PATH
2598   shlibpath_overrides_runpath=yes
2599   hardcode_into_libs=yes
2600   # ldd complains unless libraries are executable
2601   postinstall_cmds='chmod +x $lib'
2602   ;;
2603
2604 sunos4*)
2605   version_type=sunos
2606   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2607   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2608   shlibpath_var=LD_LIBRARY_PATH
2609   shlibpath_overrides_runpath=yes
2610   if test "$with_gnu_ld" = yes; then
2611     need_lib_prefix=no
2612   fi
2613   need_version=yes
2614   ;;
2615
2616 sysv4 | sysv4.3*)
2617   version_type=linux
2618   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2619   soname_spec='${libname}${release}${shared_ext}$major'
2620   shlibpath_var=LD_LIBRARY_PATH
2621   case $host_vendor in
2622     sni)
2623       shlibpath_overrides_runpath=no
2624       need_lib_prefix=no
2625       runpath_var=LD_RUN_PATH
2626       ;;
2627     siemens)
2628       need_lib_prefix=no
2629       ;;
2630     motorola)
2631       need_lib_prefix=no
2632       need_version=no
2633       shlibpath_overrides_runpath=no
2634       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2635       ;;
2636   esac
2637   ;;
2638
2639 sysv4*MP*)
2640   if test -d /usr/nec ;then
2641     version_type=linux
2642     library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2643     soname_spec='$libname${shared_ext}.$major'
2644     shlibpath_var=LD_LIBRARY_PATH
2645   fi
2646   ;;
2647
2648 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2649   version_type=freebsd-elf
2650   need_lib_prefix=no
2651   need_version=no
2652   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2653   soname_spec='${libname}${release}${shared_ext}$major'
2654   shlibpath_var=LD_LIBRARY_PATH
2655   shlibpath_overrides_runpath=yes
2656   hardcode_into_libs=yes
2657   if test "$with_gnu_ld" = yes; then
2658     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2659   else
2660     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2661     case $host_os in
2662       sco3.2v5*)
2663         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2664         ;;
2665     esac
2666   fi
2667   sys_lib_dlsearch_path_spec='/usr/lib'
2668   ;;
2669
2670 tpf*)
2671   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2672   version_type=linux
2673   need_lib_prefix=no
2674   need_version=no
2675   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2676   shlibpath_var=LD_LIBRARY_PATH
2677   shlibpath_overrides_runpath=no
2678   hardcode_into_libs=yes
2679   ;;
2680
2681 uts4*)
2682   version_type=linux
2683   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2684   soname_spec='${libname}${release}${shared_ext}$major'
2685   shlibpath_var=LD_LIBRARY_PATH
2686   ;;
2687
2688 *)
2689   dynamic_linker=no
2690   ;;
2691 esac
2692 AC_MSG_RESULT([$dynamic_linker])
2693 test "$dynamic_linker" = no && can_build_shared=no
2694
2695 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2696 if test "$GCC" = yes; then
2697   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2698 fi
2699
2700 if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2701   sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2702 fi
2703 if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2704   sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2705 fi
2706
2707 _LT_DECL([], [variables_saved_for_relink], [1],
2708     [Variables whose values should be saved in libtool wrapper scripts and
2709     restored at link time])
2710 _LT_DECL([], [need_lib_prefix], [0],
2711     [Do we need the "lib" prefix for modules?])
2712 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2713 _LT_DECL([], [version_type], [0], [Library versioning type])
2714 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2715 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2716 _LT_DECL([], [shlibpath_overrides_runpath], [0],
2717     [Is shlibpath searched before the hard-coded library search path?])
2718 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2719 _LT_DECL([], [library_names_spec], [1],
2720     [[List of archive names.  First name is the real one, the rest are links.
2721     The last name is the one that the linker finds with -lNAME]])
2722 _LT_DECL([], [soname_spec], [1],
2723     [[The coded name of the library, if different from the real name]])
2724 _LT_DECL([], [install_override_mode], [1],
2725     [Permission mode override for installation of shared libraries])
2726 _LT_DECL([], [postinstall_cmds], [2],
2727     [Command to use after installation of a shared archive])
2728 _LT_DECL([], [postuninstall_cmds], [2],
2729     [Command to use after uninstallation of a shared archive])
2730 _LT_DECL([], [finish_cmds], [2],
2731     [Commands used to finish a libtool library installation in a directory])
2732 _LT_DECL([], [finish_eval], [1],
2733     [[As "finish_cmds", except a single script fragment to be evaled but
2734     not shown]])
2735 _LT_DECL([], [hardcode_into_libs], [0],
2736     [Whether we should hardcode library paths into libraries])
2737 _LT_DECL([], [sys_lib_search_path_spec], [2],
2738     [Compile-time system search path for libraries])
2739 _LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2740     [Run-time system search path for libraries])
2741 ])# _LT_SYS_DYNAMIC_LINKER
2742
2743
2744 # _LT_PATH_TOOL_PREFIX(TOOL)
2745 # --------------------------
2746 # find a file program which can recognize shared library
2747 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2748 [m4_require([_LT_DECL_EGREP])dnl
2749 AC_MSG_CHECKING([for $1])
2750 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2751 [case $MAGIC_CMD in
2752 [[\\/*] |  ?:[\\/]*])
2753   lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2754   ;;
2755 *)
2756   lt_save_MAGIC_CMD="$MAGIC_CMD"
2757   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2758 dnl $ac_dummy forces splitting on constant user-supplied paths.
2759 dnl POSIX.2 word splitting is done only on the output of word expansions,
2760 dnl not every word.  This closes a longstanding sh security hole.
2761   ac_dummy="m4_if([$2], , $PATH, [$2])"
2762   for ac_dir in $ac_dummy; do
2763     IFS="$lt_save_ifs"
2764     test -z "$ac_dir" && ac_dir=.
2765     if test -f $ac_dir/$1; then
2766       lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2767       if test -n "$file_magic_test_file"; then
2768         case $deplibs_check_method in
2769         "file_magic "*)
2770           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2771           MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2772           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2773             $EGREP "$file_magic_regex" > /dev/null; then
2774             :
2775           else
2776             cat <<_LT_EOF 1>&2
2777
2778 *** Warning: the command libtool uses to detect shared libraries,
2779 *** $file_magic_cmd, produces output that libtool cannot recognize.
2780 *** The result is that libtool may fail to recognize shared libraries
2781 *** as such.  This will affect the creation of libtool libraries that
2782 *** depend on shared libraries, but programs linked with such libtool
2783 *** libraries will work regardless of this problem.  Nevertheless, you
2784 *** may want to report the problem to your system manager and/or to
2785 *** bug-libtool@gnu.org
2786
2787 _LT_EOF
2788           fi ;;
2789         esac
2790       fi
2791       break
2792     fi
2793   done
2794   IFS="$lt_save_ifs"
2795   MAGIC_CMD="$lt_save_MAGIC_CMD"
2796   ;;
2797 esac])
2798 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2799 if test -n "$MAGIC_CMD"; then
2800   AC_MSG_RESULT($MAGIC_CMD)
2801 else
2802   AC_MSG_RESULT(no)
2803 fi
2804 _LT_DECL([], [MAGIC_CMD], [0],
2805          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
2806 ])# _LT_PATH_TOOL_PREFIX
2807
2808 # Old name:
2809 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2810 dnl aclocal-1.4 backwards compatibility:
2811 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2812
2813
2814 # _LT_PATH_MAGIC
2815 # --------------
2816 # find a file program which can recognize a shared library
2817 m4_defun([_LT_PATH_MAGIC],
2818 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
2819 if test -z "$lt_cv_path_MAGIC_CMD"; then
2820   if test -n "$ac_tool_prefix"; then
2821     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
2822   else
2823     MAGIC_CMD=:
2824   fi
2825 fi
2826 ])# _LT_PATH_MAGIC
2827
2828
2829 # LT_PATH_LD
2830 # ----------
2831 # find the pathname to the GNU or non-GNU linker
2832 AC_DEFUN([LT_PATH_LD],
2833 [AC_REQUIRE([AC_PROG_CC])dnl
2834 AC_REQUIRE([AC_CANONICAL_HOST])dnl
2835 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
2836 m4_require([_LT_DECL_SED])dnl
2837 m4_require([_LT_DECL_EGREP])dnl
2838 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
2839
2840 AC_ARG_WITH([gnu-ld],
2841     [AS_HELP_STRING([--with-gnu-ld],
2842         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
2843     [test "$withval" = no || with_gnu_ld=yes],
2844     [with_gnu_ld=no])dnl
2845
2846 ac_prog=ld
2847 if test "$GCC" = yes; then
2848   # Check if gcc -print-prog-name=ld gives a path.
2849   AC_MSG_CHECKING([for ld used by $CC])
2850   case $host in
2851   *-*-mingw*)
2852     # gcc leaves a trailing carriage return which upsets mingw
2853     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
2854   *)
2855     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2856   esac
2857   case $ac_prog in
2858     # Accept absolute paths.
2859     [[\\/]]* | ?:[[\\/]]*)
2860       re_direlt='/[[^/]][[^/]]*/\.\./'
2861       # Canonicalize the pathname of ld
2862       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
2863       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
2864         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
2865       done
2866       test -z "$LD" && LD="$ac_prog"
2867       ;;
2868   "")
2869     # If it fails, then pretend we aren't using GCC.
2870     ac_prog=ld
2871     ;;
2872   *)
2873     # If it is relative, then search for the first ld in PATH.
2874     with_gnu_ld=unknown
2875     ;;
2876   esac
2877 elif test "$with_gnu_ld" = yes; then
2878   AC_MSG_CHECKING([for GNU ld])
2879 else
2880   AC_MSG_CHECKING([for non-GNU ld])
2881 fi
2882 AC_CACHE_VAL(lt_cv_path_LD,
2883 [if test -z "$LD"; then
2884   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2885   for ac_dir in $PATH; do
2886     IFS="$lt_save_ifs"
2887     test -z "$ac_dir" && ac_dir=.
2888     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
2889       lt_cv_path_LD="$ac_dir/$ac_prog"
2890       # Check to see if the program is GNU ld.  I'd rather use --version,
2891       # but apparently some variants of GNU ld only accept -v.
2892       # Break only if it was the GNU/non-GNU ld that we prefer.
2893       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2894       *GNU* | *'with BFD'*)
2895         test "$with_gnu_ld" != no && break
2896         ;;
2897       *)
2898         test "$with_gnu_ld" != yes && break
2899         ;;
2900       esac
2901     fi
2902   done
2903   IFS="$lt_save_ifs"
2904 else
2905   lt_cv_path_LD="$LD" # Let the user override the test with a path.
2906 fi])
2907 LD="$lt_cv_path_LD"
2908 if test -n "$LD"; then
2909   AC_MSG_RESULT($LD)
2910 else
2911   AC_MSG_RESULT(no)
2912 fi
2913 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2914 _LT_PATH_LD_GNU
2915 AC_SUBST([LD])
2916
2917 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
2918 ])# LT_PATH_LD
2919
2920 # Old names:
2921 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
2922 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
2923 dnl aclocal-1.4 backwards compatibility:
2924 dnl AC_DEFUN([AM_PROG_LD], [])
2925 dnl AC_DEFUN([AC_PROG_LD], [])
2926
2927
2928 # _LT_PATH_LD_GNU
2929 #- --------------
2930 m4_defun([_LT_PATH_LD_GNU],
2931 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2932 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
2933 case `$LD -v 2>&1 </dev/null` in
2934 *GNU* | *'with BFD'*)
2935   lt_cv_prog_gnu_ld=yes
2936   ;;
2937 *)
2938   lt_cv_prog_gnu_ld=no
2939   ;;
2940 esac])
2941 with_gnu_ld=$lt_cv_prog_gnu_ld
2942 ])# _LT_PATH_LD_GNU
2943
2944
2945 # _LT_CMD_RELOAD
2946 # --------------
2947 # find reload flag for linker
2948 #   -- PORTME Some linkers may need a different reload flag.
2949 m4_defun([_LT_CMD_RELOAD],
2950 [AC_CACHE_CHECK([for $LD option to reload object files],
2951   lt_cv_ld_reload_flag,
2952   [lt_cv_ld_reload_flag='-r'])
2953 reload_flag=$lt_cv_ld_reload_flag
2954 case $reload_flag in
2955 "" | " "*) ;;
2956 *) reload_flag=" $reload_flag" ;;
2957 esac
2958 reload_cmds='$LD$reload_flag -o $output$reload_objs'
2959 case $host_os in
2960   darwin*)
2961     if test "$GCC" = yes; then
2962       reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
2963     else
2964       reload_cmds='$LD$reload_flag -o $output$reload_objs'
2965     fi
2966     ;;
2967 esac
2968 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
2969 _LT_TAGDECL([], [reload_cmds], [2])dnl
2970 ])# _LT_CMD_RELOAD
2971
2972
2973 # _LT_CHECK_MAGIC_METHOD
2974 # ----------------------
2975 # how to check for library dependencies
2976 #  -- PORTME fill in with the dynamic library characteristics
2977 m4_defun([_LT_CHECK_MAGIC_METHOD],
2978 [m4_require([_LT_DECL_EGREP])
2979 m4_require([_LT_DECL_OBJDUMP])
2980 AC_CACHE_CHECK([how to recognize dependent libraries],
2981 lt_cv_deplibs_check_method,
2982 [lt_cv_file_magic_cmd='$MAGIC_CMD'
2983 lt_cv_file_magic_test_file=
2984 lt_cv_deplibs_check_method='unknown'
2985 # Need to set the preceding variable on all platforms that support
2986 # interlibrary dependencies.
2987 # 'none' -- dependencies not supported.
2988 # `unknown' -- same as none, but documents that we really don't know.
2989 # 'pass_all' -- all dependencies passed with no checks.
2990 # 'test_compile' -- check by making test program.
2991 # 'file_magic [[regex]]' -- check by looking for files in library path
2992 # which responds to the $file_magic_cmd with a given extended regex.
2993 # If you have `file' or equivalent on your system and you're not sure
2994 # whether `pass_all' will *always* work, you probably want this one.
2995
2996 case $host_os in
2997 aix[[4-9]]*)
2998   lt_cv_deplibs_check_method=pass_all
2999   ;;
3000
3001 beos*)
3002   lt_cv_deplibs_check_method=pass_all
3003   ;;
3004
3005 bsdi[[45]]*)
3006   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3007   lt_cv_file_magic_cmd='/usr/bin/file -L'
3008   lt_cv_file_magic_test_file=/shlib/libc.so
3009   ;;
3010
3011 cygwin*)
3012   # func_win32_libid is a shell function defined in ltmain.sh
3013   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3014   lt_cv_file_magic_cmd='func_win32_libid'
3015   ;;
3016
3017 mingw* | pw32*)
3018   # Base MSYS/MinGW do not provide the 'file' command needed by
3019   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3020   # unless we find 'file', for example because we are cross-compiling.
3021   # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3022   if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3023     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3024     lt_cv_file_magic_cmd='func_win32_libid'
3025   else
3026     lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
3027     lt_cv_file_magic_cmd='$OBJDUMP -f'
3028   fi
3029   ;;
3030
3031 cegcc*)
3032   # use the weaker test based on 'objdump'. See mingw*.
3033   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3034   lt_cv_file_magic_cmd='$OBJDUMP -f'
3035   ;;
3036
3037 darwin* | rhapsody*)
3038   lt_cv_deplibs_check_method=pass_all
3039   ;;
3040
3041 freebsd* | dragonfly*)
3042   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3043     case $host_cpu in
3044     i*86 )
3045       # Not sure whether the presence of OpenBSD here was a mistake.
3046       # Let's accept both of them until this is cleared up.
3047       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3048       lt_cv_file_magic_cmd=/usr/bin/file
3049       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3050       ;;
3051     esac
3052   else
3053     lt_cv_deplibs_check_method=pass_all
3054   fi
3055   ;;
3056
3057 gnu*)
3058   lt_cv_deplibs_check_method=pass_all
3059   ;;
3060
3061 haiku*)
3062   lt_cv_deplibs_check_method=pass_all
3063   ;;
3064
3065 hpux10.20* | hpux11*)
3066   lt_cv_file_magic_cmd=/usr/bin/file
3067   case $host_cpu in
3068   ia64*)
3069     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3070     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3071     ;;
3072   hppa*64*)
3073     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3074     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3075     ;;
3076   *)
3077     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3078     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3079     ;;
3080   esac
3081   ;;
3082
3083 interix[[3-9]]*)
3084   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3085   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3086   ;;
3087
3088 irix5* | irix6* | nonstopux*)
3089   case $LD in
3090   *-32|*"-32 ") libmagic=32-bit;;
3091   *-n32|*"-n32 ") libmagic=N32;;
3092   *-64|*"-64 ") libmagic=64-bit;;
3093   *) libmagic=never-match;;
3094   esac
3095   lt_cv_deplibs_check_method=pass_all
3096   ;;
3097
3098 # This must be Linux ELF.
3099 linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
3100   lt_cv_deplibs_check_method=pass_all
3101   ;;
3102
3103 netbsd*)
3104   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3105     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3106   else
3107     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3108   fi
3109   ;;
3110
3111 newos6*)
3112   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3113   lt_cv_file_magic_cmd=/usr/bin/file
3114   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3115   ;;
3116
3117 *nto* | *qnx*)
3118   lt_cv_deplibs_check_method=pass_all
3119   ;;
3120
3121 openbsd*)
3122   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3123     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3124   else
3125     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3126   fi
3127   ;;
3128
3129 osf3* | osf4* | osf5*)
3130   lt_cv_deplibs_check_method=pass_all
3131   ;;
3132
3133 rdos*)
3134   lt_cv_deplibs_check_method=pass_all
3135   ;;
3136
3137 solaris*)
3138   lt_cv_deplibs_check_method=pass_all
3139   ;;
3140
3141 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3142   lt_cv_deplibs_check_method=pass_all
3143   ;;
3144
3145 sysv4 | sysv4.3*)
3146   case $host_vendor in
3147   motorola)
3148     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3149     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3150     ;;
3151   ncr)
3152     lt_cv_deplibs_check_method=pass_all
3153     ;;
3154   sequent)
3155     lt_cv_file_magic_cmd='/bin/file'
3156     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3157     ;;
3158   sni)
3159     lt_cv_file_magic_cmd='/bin/file'
3160     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3161     lt_cv_file_magic_test_file=/lib/libc.so
3162     ;;
3163   siemens)
3164     lt_cv_deplibs_check_method=pass_all
3165     ;;
3166   pc)
3167     lt_cv_deplibs_check_method=pass_all
3168     ;;
3169   esac
3170   ;;
3171
3172 tpf*)
3173   lt_cv_deplibs_check_method=pass_all
3174   ;;
3175 esac
3176 ])
3177 file_magic_cmd=$lt_cv_file_magic_cmd
3178 deplibs_check_method=$lt_cv_deplibs_check_method
3179 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3180
3181 _LT_DECL([], [deplibs_check_method], [1],
3182     [Method to check whether dependent libraries are shared objects])
3183 _LT_DECL([], [file_magic_cmd], [1],
3184     [Command to use when deplibs_check_method == "file_magic"])
3185 ])# _LT_CHECK_MAGIC_METHOD
3186
3187
3188 # LT_PATH_NM
3189 # ----------
3190 # find the pathname to a BSD- or MS-compatible name lister
3191 AC_DEFUN([LT_PATH_NM],
3192 [AC_REQUIRE([AC_PROG_CC])dnl
3193 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3194 [if test -n "$NM"; then
3195   # Let the user override the test.
3196   lt_cv_path_NM="$NM"
3197 else
3198   lt_nm_to_check="${ac_tool_prefix}nm"
3199   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3200     lt_nm_to_check="$lt_nm_to_check nm"
3201   fi
3202   for lt_tmp_nm in $lt_nm_to_check; do
3203     lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3204     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3205       IFS="$lt_save_ifs"
3206       test -z "$ac_dir" && ac_dir=.
3207       tmp_nm="$ac_dir/$lt_tmp_nm"
3208       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
3209         # Check to see if the nm accepts a BSD-compat flag.
3210         # Adding the `sed 1q' prevents false positives on HP-UX, which says:
3211         #   nm: unknown option "B" ignored
3212         # Tru64's nm complains that /dev/null is an invalid object file
3213         case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3214         */dev/null* | *'Invalid file or object type'*)
3215           lt_cv_path_NM="$tmp_nm -B"
3216           break
3217           ;;
3218         *)
3219           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3220           */dev/null*)
3221             lt_cv_path_NM="$tmp_nm -p"
3222             break
3223             ;;
3224           *)
3225             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3226             continue # so that we can try to find one that supports BSD flags
3227             ;;
3228           esac
3229           ;;
3230         esac
3231       fi
3232     done
3233     IFS="$lt_save_ifs"
3234   done
3235   : ${lt_cv_path_NM=no}
3236 fi])
3237 if test "$lt_cv_path_NM" != "no"; then
3238   NM="$lt_cv_path_NM"
3239 else
3240   # Didn't find any BSD compatible name lister, look for dumpbin.
3241   if test -n "$DUMPBIN"; then :
3242     # Let the user override the test.
3243   else
3244     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3245     case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3246     *COFF*)
3247       DUMPBIN="$DUMPBIN -symbols"
3248       ;;
3249     *)
3250       DUMPBIN=:
3251       ;;
3252     esac
3253   fi
3254   AC_SUBST([DUMPBIN])
3255   if test "$DUMPBIN" != ":"; then
3256     NM="$DUMPBIN"
3257   fi
3258 fi
3259 test -z "$NM" && NM=nm
3260 AC_SUBST([NM])
3261 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3262
3263 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3264   [lt_cv_nm_interface="BSD nm"
3265   echo "int some_variable = 0;" > conftest.$ac_ext
3266   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3267   (eval "$ac_compile" 2>conftest.err)
3268   cat conftest.err >&AS_MESSAGE_LOG_FD
3269   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3270   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3271   cat conftest.err >&AS_MESSAGE_LOG_FD
3272   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3273   cat conftest.out >&AS_MESSAGE_LOG_FD
3274   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3275     lt_cv_nm_interface="MS dumpbin"
3276   fi
3277   rm -f conftest*])
3278 ])# LT_PATH_NM
3279
3280 # Old names:
3281 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3282 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3283 dnl aclocal-1.4 backwards compatibility:
3284 dnl AC_DEFUN([AM_PROG_NM], [])
3285 dnl AC_DEFUN([AC_PROG_NM], [])
3286
3287
3288 # LT_LIB_M
3289 # --------
3290 # check for math library
3291 AC_DEFUN([LT_LIB_M],
3292 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3293 LIBM=
3294 case $host in
3295 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3296   # These system don't have libm, or don't need it
3297   ;;
3298 *-ncr-sysv4.3*)
3299   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3300   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3301   ;;
3302 *)
3303   AC_CHECK_LIB(m, cos, LIBM="-lm")
3304   ;;
3305 esac
3306 AC_SUBST([LIBM])
3307 ])# LT_LIB_M
3308
3309 # Old name:
3310 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3311 dnl aclocal-1.4 backwards compatibility:
3312 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3313
3314
3315 # _LT_COMPILER_NO_RTTI([TAGNAME])
3316 # -------------------------------
3317 m4_defun([_LT_COMPILER_NO_RTTI],
3318 [m4_require([_LT_TAG_COMPILER])dnl
3319
3320 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3321
3322 if test "$GCC" = yes; then
3323   case $cc_basename in
3324   nvcc*)
3325     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3326   *)
3327     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3328   esac
3329
3330   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3331     lt_cv_prog_compiler_rtti_exceptions,
3332     [-fno-rtti -fno-exceptions], [],
3333     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3334 fi
3335 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3336         [Compiler flag to turn off builtin functions])
3337 ])# _LT_COMPILER_NO_RTTI
3338
3339
3340 # _LT_CMD_GLOBAL_SYMBOLS
3341 # ----------------------
3342 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3343 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3344 AC_REQUIRE([AC_PROG_CC])dnl
3345 AC_REQUIRE([AC_PROG_AWK])dnl
3346 AC_REQUIRE([LT_PATH_NM])dnl
3347 AC_REQUIRE([LT_PATH_LD])dnl
3348 m4_require([_LT_DECL_SED])dnl
3349 m4_require([_LT_DECL_EGREP])dnl
3350 m4_require([_LT_TAG_COMPILER])dnl
3351
3352 # Check for command to grab the raw symbol name followed by C symbol from nm.
3353 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3354 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3355 [
3356 # These are sane defaults that work on at least a few old systems.
3357 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3358
3359 # Character class describing NM global symbol codes.
3360 symcode='[[BCDEGRST]]'
3361
3362 # Regexp to match symbols that can be accessed directly from C.
3363 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3364
3365 # Define system-specific variables.
3366 case $host_os in
3367 aix*)
3368   symcode='[[BCDT]]'
3369   ;;
3370 cygwin* | mingw* | pw32* | cegcc*)
3371   symcode='[[ABCDGISTW]]'
3372   ;;
3373 hpux*)
3374   if test "$host_cpu" = ia64; then
3375     symcode='[[ABCDEGRST]]'
3376   fi
3377   ;;
3378 irix* | nonstopux*)
3379   symcode='[[BCDEGRST]]'
3380   ;;
3381 osf*)
3382   symcode='[[BCDEGQRST]]'
3383   ;;
3384 solaris*)
3385   symcode='[[BDRT]]'
3386   ;;
3387 sco3.2v5*)
3388   symcode='[[DT]]'
3389   ;;
3390 sysv4.2uw2*)
3391   symcode='[[DT]]'
3392   ;;
3393 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3394   symcode='[[ABDT]]'
3395   ;;
3396 sysv4)
3397   symcode='[[DFNSTU]]'
3398   ;;
3399 esac
3400
3401 # If we're using GNU nm, then use its standard symbol codes.
3402 case `$NM -V 2>&1` in
3403 *GNU* | *'with BFD'*)
3404   symcode='[[ABCDGIRSTW]]' ;;
3405 esac
3406
3407 # Transform an extracted symbol line into a proper C declaration.
3408 # Some systems (esp. on ia64) link data and code symbols differently,
3409 # so use this general approach.
3410 lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3411
3412 # Transform an extracted symbol line into symbol name and symbol address
3413 lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
3414 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
3415
3416 # Handle CRLF in mingw tool chain
3417 opt_cr=
3418 case $build_os in
3419 mingw*)
3420   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3421   ;;
3422 esac
3423
3424 # Try without a prefix underscore, then with it.
3425 for ac_symprfx in "" "_"; do
3426
3427   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3428   symxfrm="\\1 $ac_symprfx\\2 \\2"
3429
3430   # Write the raw and C identifiers.
3431   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3432     # Fake it for dumpbin and say T for any non-static function
3433     # and D for any global variable.
3434     # Also find C++ and __fastcall symbols from MSVC++,
3435     # which start with @ or ?.
3436     lt_cv_sys_global_symbol_pipe="$AWK ['"\
3437 "     {last_section=section; section=\$ 3};"\
3438 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3439 "     \$ 0!~/External *\|/{next};"\
3440 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3441 "     {if(hide[section]) next};"\
3442 "     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3443 "     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3444 "     s[1]~/^[@?]/{print s[1], s[1]; next};"\
3445 "     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3446 "     ' prfx=^$ac_symprfx]"
3447   else
3448     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3449   fi
3450
3451   # Check to see that the pipe works correctly.
3452   pipe_works=no
3453
3454   rm -f conftest*
3455   cat > conftest.$ac_ext <<_LT_EOF
3456 #ifdef __cplusplus
3457 extern "C" {
3458 #endif
3459 char nm_test_var;
3460 void nm_test_func(void);
3461 void nm_test_func(void){}
3462 #ifdef __cplusplus
3463 }
3464 #endif
3465 int main(){nm_test_var='a';nm_test_func();return(0);}
3466 _LT_EOF
3467
3468   if AC_TRY_EVAL(ac_compile); then
3469     # Now try to grab the symbols.
3470     nlist=conftest.nm
3471     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3472       # Try sorting and uniquifying the output.
3473       if sort "$nlist" | uniq > "$nlist"T; then
3474         mv -f "$nlist"T "$nlist"
3475       else
3476         rm -f "$nlist"T
3477       fi
3478
3479       # Make sure that we snagged all the symbols we need.
3480       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3481         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3482           cat <<_LT_EOF > conftest.$ac_ext
3483 #ifdef __cplusplus
3484 extern "C" {
3485 #endif
3486
3487 _LT_EOF
3488           # Now generate the symbol file.
3489           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3490
3491           cat <<_LT_EOF >> conftest.$ac_ext
3492
3493 /* The mapping between symbol names and symbols.  */
3494 const struct {
3495   const char *name;
3496   void       *address;
3497 }
3498 lt__PROGRAM__LTX_preloaded_symbols[[]] =
3499 {
3500   { "@PROGRAM@", (void *) 0 },
3501 _LT_EOF
3502           $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3503           cat <<\_LT_EOF >> conftest.$ac_ext
3504   {0, (void *) 0}
3505 };
3506
3507 /* This works around a problem in FreeBSD linker */
3508 #ifdef FREEBSD_WORKAROUND
3509 static const void *lt_preloaded_setup() {
3510   return lt__PROGRAM__LTX_preloaded_symbols;
3511 }
3512 #endif
3513
3514 #ifdef __cplusplus
3515 }
3516 #endif
3517 _LT_EOF
3518           # Now try linking the two files.
3519           mv conftest.$ac_objext conftstm.$ac_objext
3520           lt_save_LIBS="$LIBS"
3521           lt_save_CFLAGS="$CFLAGS"
3522           LIBS="conftstm.$ac_objext"
3523           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3524           if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3525             pipe_works=yes
3526           fi
3527           LIBS="$lt_save_LIBS"
3528           CFLAGS="$lt_save_CFLAGS"
3529         else
3530           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3531         fi
3532       else
3533         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3534       fi
3535     else
3536       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3537     fi
3538   else
3539     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3540     cat conftest.$ac_ext >&5
3541   fi
3542   rm -rf conftest* conftst*
3543
3544   # Do not use the global_symbol_pipe unless it works.
3545   if test "$pipe_works" = yes; then
3546     break
3547   else
3548     lt_cv_sys_global_symbol_pipe=
3549   fi
3550 done
3551 ])
3552 if test -z "$lt_cv_sys_global_symbol_pipe"; then
3553   lt_cv_sys_global_symbol_to_cdecl=
3554 fi
3555 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3556   AC_MSG_RESULT(failed)
3557 else
3558   AC_MSG_RESULT(ok)
3559 fi
3560
3561 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3562     [Take the output of nm and produce a listing of raw symbols and C names])
3563 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3564     [Transform the output of nm in a proper C declaration])
3565 _LT_DECL([global_symbol_to_c_name_address],
3566     [lt_cv_sys_global_symbol_to_c_name_address], [1],
3567     [Transform the output of nm in a C name address pair])
3568 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3569     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3570     [Transform the output of nm in a C name address pair when lib prefix is needed])
3571 ]) # _LT_CMD_GLOBAL_SYMBOLS
3572
3573
3574 # _LT_COMPILER_PIC([TAGNAME])
3575 # ---------------------------
3576 m4_defun([_LT_COMPILER_PIC],
3577 [m4_require([_LT_TAG_COMPILER])dnl
3578 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
3579 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3580 _LT_TAGVAR(lt_prog_compiler_static, $1)=
3581
3582 AC_MSG_CHECKING([for $compiler option to produce PIC])
3583 m4_if([$1], [CXX], [
3584   # C++ specific cases for pic, static, wl, etc.
3585   if test "$GXX" = yes; then
3586     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3587     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3588
3589     case $host_os in
3590     aix*)
3591       # All AIX code is PIC.
3592       if test "$host_cpu" = ia64; then
3593         # AIX 5 now supports IA64 processor
3594         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3595       fi
3596       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3597       ;;
3598
3599     amigaos*)
3600       case $host_cpu in
3601       powerpc)
3602             # see comment about AmigaOS4 .so support
3603             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3604         ;;
3605       m68k)
3606             # FIXME: we need at least 68020 code to build shared libraries, but
3607             # adding the `-m68020' flag to GCC prevents building anything better,
3608             # like `-m68040'.
3609             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3610         ;;
3611       esac
3612       ;;
3613
3614     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3615       # PIC is the default for these OSes.
3616       ;;
3617     mingw* | cygwin* | os2* | pw32* | cegcc*)
3618       # This hack is so that the source file can tell whether it is being
3619       # built for inclusion in a dll (and should export symbols for example).
3620       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3621       # (--disable-auto-import) libraries
3622       m4_if([$1], [GCJ], [],
3623         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3624       ;;
3625     darwin* | rhapsody*)
3626       # PIC is the default on this platform
3627       # Common symbols not allowed in MH_DYLIB files
3628       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3629       ;;
3630     *djgpp*)
3631       # DJGPP does not support shared libraries at all
3632       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3633       ;;
3634     haiku*)
3635       # PIC is the default for Haiku.
3636       # The "-static" flag exists, but is broken.
3637       _LT_TAGVAR(lt_prog_compiler_static, $1)=
3638       ;;
3639     interix[[3-9]]*)
3640       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3641       # Instead, we relocate shared libraries at runtime.
3642       ;;
3643     sysv4*MP*)
3644       if test -d /usr/nec; then
3645         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3646       fi
3647       ;;
3648     hpux*)
3649       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3650       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3651       # sets the default TLS model and affects inlining.
3652       case $host_cpu in
3653       hppa*64*)
3654         ;;
3655       *)
3656         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3657         ;;
3658       esac
3659       ;;
3660     *qnx* | *nto*)
3661       # QNX uses GNU C++, but need to define -shared option too, otherwise
3662       # it will coredump.
3663       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3664       ;;
3665     *)
3666       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3667       ;;
3668     esac
3669   else
3670     case $host_os in
3671       aix[[4-9]]*)
3672         # All AIX code is PIC.
3673         if test "$host_cpu" = ia64; then
3674           # AIX 5 now supports IA64 processor
3675           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3676         else
3677           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3678         fi
3679         ;;
3680       chorus*)
3681         case $cc_basename in
3682         cxch68*)
3683           # Green Hills C++ Compiler
3684           # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
3685           ;;
3686         esac
3687         ;;
3688       dgux*)
3689         case $cc_basename in
3690           ec++*)
3691             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3692             ;;
3693           ghcx*)
3694             # Green Hills C++ Compiler
3695             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3696             ;;
3697           *)
3698             ;;
3699         esac
3700         ;;
3701       freebsd* | dragonfly*)
3702         # FreeBSD uses GNU C++
3703         ;;
3704       hpux9* | hpux10* | hpux11*)
3705         case $cc_basename in
3706           CC*)
3707             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3708             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3709             if test "$host_cpu" != ia64; then
3710               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3711             fi
3712             ;;
3713           aCC*)
3714             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3715             _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3716             case $host_cpu in
3717             hppa*64*|ia64*)
3718               # +Z the default
3719               ;;
3720             *)
3721               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3722               ;;
3723             esac
3724             ;;
3725           *)
3726             ;;
3727         esac
3728         ;;
3729       interix*)
3730         # This is c89, which is MS Visual C++ (no shared libs)
3731         # Anyone wants to do a port?
3732         ;;
3733       irix5* | irix6* | nonstopux*)
3734         case $cc_basename in
3735           CC*)
3736             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3737             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3738             # CC pic flag -KPIC is the default.
3739             ;;
3740           *)
3741             ;;
3742         esac
3743         ;;
3744       linux* | k*bsd*-gnu | kopensolaris*-gnu)
3745         case $cc_basename in
3746           KCC*)
3747             # KAI C++ Compiler
3748             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3749             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3750             ;;
3751           ecpc* )
3752             # old Intel C++ for x86_64 which still supported -KPIC.
3753             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3754             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3755             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3756             ;;
3757           icpc* )
3758             # Intel C++, used to be incompatible with GCC.
3759             # ICC 10 doesn't accept -KPIC any more.
3760             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3761             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3762             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3763             ;;
3764           pgCC* | pgcpp*)
3765             # Portland Group C++ compiler
3766             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3767             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
3768             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3769             ;;
3770           cxx*)
3771             # Compaq C++
3772             # Make sure the PIC flag is empty.  It appears that all Alpha
3773             # Linux and Compaq Tru64 Unix objects are PIC.
3774             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3775             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3776             ;;
3777           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
3778             # IBM XL 8.0, 9.0 on PPC and BlueGene
3779             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3780             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
3781             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
3782             ;;
3783           *)
3784             case `$CC -V 2>&1 | sed 5q` in
3785             *Sun\ C*)
3786               # Sun C++ 5.9
3787               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3788               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3789               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3790               ;;
3791             esac
3792             ;;
3793         esac
3794         ;;
3795       lynxos*)
3796         ;;
3797       m88k*)
3798         ;;
3799       mvs*)
3800         case $cc_basename in
3801           cxx*)
3802             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
3803             ;;
3804           *)
3805             ;;
3806         esac
3807         ;;
3808       netbsd*)
3809         ;;
3810       *qnx* | *nto*)
3811         # QNX uses GNU C++, but need to define -shared option too, otherwise
3812         # it will coredump.
3813         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3814         ;;
3815       osf3* | osf4* | osf5*)
3816         case $cc_basename in
3817           KCC*)
3818             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3819             ;;
3820           RCC*)
3821             # Rational C++ 2.4.1
3822             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3823             ;;
3824           cxx*)
3825             # Digital/Compaq C++
3826             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3827             # Make sure the PIC flag is empty.  It appears that all Alpha
3828             # Linux and Compaq Tru64 Unix objects are PIC.
3829             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3830             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3831             ;;
3832           *)
3833             ;;
3834         esac
3835         ;;
3836       psos*)
3837         ;;
3838       solaris*)
3839         case $cc_basename in
3840           CC*)
3841             # Sun C++ 4.2, 5.x and Centerline C++
3842             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3843             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3844             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3845             ;;
3846           gcx*)
3847             # Green Hills C++ Compiler
3848             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
3849             ;;
3850           *)
3851             ;;
3852         esac
3853         ;;
3854       sunos4*)
3855         case $cc_basename in
3856           CC*)
3857             # Sun C++ 4.x
3858             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3859             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3860             ;;
3861           lcc*)
3862             # Lucid
3863             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3864             ;;
3865           *)
3866             ;;
3867         esac
3868         ;;
3869       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
3870         case $cc_basename in
3871           CC*)
3872             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3873             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3874             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3875             ;;
3876         esac
3877         ;;
3878       tandem*)
3879         case $cc_basename in
3880           NCC*)
3881             # NonStop-UX NCC 3.20
3882             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3883             ;;
3884           *)
3885             ;;
3886         esac
3887         ;;
3888       vxworks*)
3889         ;;
3890       *)
3891         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3892         ;;
3893     esac
3894   fi
3895 ],
3896 [
3897   if test "$GCC" = yes; then
3898     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3899     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3900
3901     case $host_os in
3902       aix*)
3903       # All AIX code is PIC.
3904       if test "$host_cpu" = ia64; then
3905         # AIX 5 now supports IA64 processor
3906         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3907       fi
3908       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3909       ;;
3910
3911     amigaos*)
3912       case $host_cpu in
3913       powerpc)
3914             # see comment about AmigaOS4 .so support
3915             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3916         ;;
3917       m68k)
3918             # FIXME: we need at least 68020 code to build shared libraries, but
3919             # adding the `-m68020' flag to GCC prevents building anything better,
3920             # like `-m68040'.
3921             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3922         ;;
3923       esac
3924       ;;
3925
3926     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3927       # PIC is the default for these OSes.
3928       ;;
3929
3930     mingw* | cygwin* | pw32* | os2* | cegcc*)
3931       # This hack is so that the source file can tell whether it is being
3932       # built for inclusion in a dll (and should export symbols for example).
3933       # Although the cygwin gcc ignores -fPIC, still need this for old-style
3934       # (--disable-auto-import) libraries
3935       m4_if([$1], [GCJ], [],
3936         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3937       ;;
3938
3939     darwin* | rhapsody*)
3940       # PIC is the default on this platform
3941       # Common symbols not allowed in MH_DYLIB files
3942       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3943       ;;
3944
3945     haiku*)
3946       # PIC is the default for Haiku.
3947       # The "-static" flag exists, but is broken.
3948       _LT_TAGVAR(lt_prog_compiler_static, $1)=
3949       ;;
3950
3951     hpux*)
3952       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3953       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3954       # sets the default TLS model and affects inlining.
3955       case $host_cpu in
3956       hppa*64*)
3957         # +Z the default
3958         ;;
3959       *)
3960         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3961         ;;
3962       esac
3963       ;;
3964
3965     interix[[3-9]]*)
3966       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3967       # Instead, we relocate shared libraries at runtime.
3968       ;;
3969
3970     msdosdjgpp*)
3971       # Just because we use GCC doesn't mean we suddenly get shared libraries
3972       # on systems that don't support them.
3973       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3974       enable_shared=no
3975       ;;
3976
3977     *nto* | *qnx*)
3978       # QNX uses GNU C++, but need to define -shared option too, otherwise
3979       # it will coredump.
3980       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3981       ;;
3982
3983     sysv4*MP*)
3984       if test -d /usr/nec; then
3985         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3986       fi
3987       ;;
3988
3989     *)
3990       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3991       ;;
3992     esac
3993
3994     case $cc_basename in
3995     nvcc*) # Cuda Compiler Driver 2.2
3996       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
3997       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
3998       ;;
3999     esac
4000   else
4001     # PORTME Check for flag to pass linker flags through the system compiler.
4002     case $host_os in
4003     aix*)
4004       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4005       if test "$host_cpu" = ia64; then
4006         # AIX 5 now supports IA64 processor
4007         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4008       else
4009         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4010       fi
4011       ;;
4012
4013     mingw* | cygwin* | pw32* | os2* | cegcc*)
4014       # This hack is so that the source file can tell whether it is being
4015       # built for inclusion in a dll (and should export symbols for example).
4016       m4_if([$1], [GCJ], [],
4017         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4018       ;;
4019
4020     hpux9* | hpux10* | hpux11*)
4021       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4022       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4023       # not for PA HP-UX.
4024       case $host_cpu in
4025       hppa*64*|ia64*)
4026         # +Z the default
4027         ;;
4028       *)
4029         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4030         ;;
4031       esac
4032       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4033       _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4034       ;;
4035
4036     irix5* | irix6* | nonstopux*)
4037       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4038       # PIC (with -KPIC) is the default.
4039       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4040       ;;
4041
4042     linux* | k*bsd*-gnu | kopensolaris*-gnu)
4043       case $cc_basename in
4044       # old Intel for x86_64 which still supported -KPIC.
4045       ecc*)
4046         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4047         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4048         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4049         ;;
4050       # icc used to be incompatible with GCC.
4051       # ICC 10 doesn't accept -KPIC any more.
4052       icc* | ifort*)
4053         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4054         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4055         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4056         ;;
4057       # Lahey Fortran 8.1.
4058       lf95*)
4059         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4060         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4061         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4062         ;;
4063       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4064         # Portland Group compilers (*not* the Pentium gcc compiler,
4065         # which looks to be a dead project)
4066         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4067         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4068         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4069         ;;
4070       ccc*)
4071         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4072         # All Alpha code is PIC.
4073         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4074         ;;
4075       xl* | bgxl* | bgf* | mpixl*)
4076         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4077         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4078         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4079         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4080         ;;
4081       *)
4082         case `$CC -V 2>&1 | sed 5q` in
4083         *Sun\ F* | *Sun*Fortran*)
4084           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4085           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4086           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4087           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4088           ;;
4089         *Sun\ C*)
4090           # Sun C 5.9
4091           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4092           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4093           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4094           ;;
4095         esac
4096         ;;
4097       esac
4098       ;;
4099
4100     newsos6)
4101       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4102       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4103       ;;
4104
4105     *nto* | *qnx*)
4106       # QNX uses GNU C++, but need to define -shared option too, otherwise
4107       # it will coredump.
4108       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4109       ;;
4110
4111     osf3* | osf4* | osf5*)
4112       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4113       # All OSF/1 code is PIC.
4114       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4115       ;;
4116
4117     rdos*)
4118       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4119       ;;
4120
4121     solaris*)
4122       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4123       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4124       case $cc_basename in
4125       f77* | f90* | f95*)
4126         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4127       *)
4128         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4129       esac
4130       ;;
4131
4132     sunos4*)
4133       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4134       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4135       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4136       ;;
4137
4138     sysv4 | sysv4.2uw2* | sysv4.3*)
4139       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4140       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4141       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4142       ;;
4143
4144     sysv4*MP*)
4145       if test -d /usr/nec ;then
4146         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4147         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4148       fi
4149       ;;
4150
4151     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4152       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4153       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4154       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4155       ;;
4156
4157     unicos*)
4158       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4159       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4160       ;;
4161
4162     uts4*)
4163       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4164       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4165       ;;
4166
4167     *)
4168       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4169       ;;
4170     esac
4171   fi
4172 ])
4173 case $host_os in
4174   # For platforms which do not support PIC, -DPIC is meaningless:
4175   *djgpp*)
4176     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4177     ;;
4178   *)
4179     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4180     ;;
4181 esac
4182 AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4183 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4184         [How to pass a linker flag through the compiler])
4185
4186 #
4187 # Check to make sure the PIC flag actually works.
4188 #
4189 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4190   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4191     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4192     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4193     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4194      "" | " "*) ;;
4195      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4196      esac],
4197     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4198      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4199 fi
4200 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4201         [Additional compiler flags for building library objects])
4202
4203 #
4204 # Check to make sure the static flag actually works.
4205 #
4206 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4207 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4208   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4209   $lt_tmp_static_flag,
4210   [],
4211   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4212 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4213         [Compiler flag to prevent dynamic linking])
4214 ])# _LT_COMPILER_PIC
4215
4216
4217 # _LT_LINKER_SHLIBS([TAGNAME])
4218 # ----------------------------
4219 # See if the linker supports building shared libraries.
4220 m4_defun([_LT_LINKER_SHLIBS],
4221 [AC_REQUIRE([LT_PATH_LD])dnl
4222 AC_REQUIRE([LT_PATH_NM])dnl
4223 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4224 m4_require([_LT_DECL_EGREP])dnl
4225 m4_require([_LT_DECL_SED])dnl
4226 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4227 m4_require([_LT_TAG_COMPILER])dnl
4228 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4229 m4_if([$1], [CXX], [
4230   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4231   case $host_os in
4232   aix[[4-9]]*)
4233     # If we're using GNU nm, then we don't want the "-C" option.
4234     # -C means demangle to AIX nm, but means don't demangle with GNU nm
4235     # Also, AIX nm treats weak defined symbols like other global defined
4236     # symbols, whereas GNU nm marks them as "W".
4237     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4238       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4239     else
4240       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4241     fi
4242     ;;
4243   pw32*)
4244     _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4245   ;;
4246   cygwin* | mingw* | cegcc*)
4247     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;/^.*[[ ]]__nm__/s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4248   ;;
4249   *)
4250     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4251   ;;
4252   esac
4253   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4254 ], [
4255   runpath_var=
4256   _LT_TAGVAR(allow_undefined_flag, $1)=
4257   _LT_TAGVAR(always_export_symbols, $1)=no
4258   _LT_TAGVAR(archive_cmds, $1)=
4259   _LT_TAGVAR(archive_expsym_cmds, $1)=
4260   _LT_TAGVAR(compiler_needs_object, $1)=no
4261   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4262   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4263   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4264   _LT_TAGVAR(hardcode_automatic, $1)=no
4265   _LT_TAGVAR(hardcode_direct, $1)=no
4266   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4267   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4268   _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
4269   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4270   _LT_TAGVAR(hardcode_minus_L, $1)=no
4271   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4272   _LT_TAGVAR(inherit_rpath, $1)=no
4273   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4274   _LT_TAGVAR(module_cmds, $1)=
4275   _LT_TAGVAR(module_expsym_cmds, $1)=
4276   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4277   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4278   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4279   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4280   # include_expsyms should be a list of space-separated symbols to be *always*
4281   # included in the symbol list
4282   _LT_TAGVAR(include_expsyms, $1)=
4283   # exclude_expsyms can be an extended regexp of symbols to exclude
4284   # it will be wrapped by ` (' and `)$', so one must not match beginning or
4285   # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
4286   # as well as any symbol that contains `d'.
4287   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4288   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4289   # platforms (ab)use it in PIC code, but their linkers get confused if
4290   # the symbol is explicitly referenced.  Since portable code cannot
4291   # rely on this symbol name, it's probably fine to never include it in
4292   # preloaded symbol tables.
4293   # Exclude shared library initialization/finalization symbols.
4294 dnl Note also adjust exclude_expsyms for C++ above.
4295   extract_expsyms_cmds=
4296
4297   case $host_os in
4298   cygwin* | mingw* | pw32* | cegcc*)
4299     # FIXME: the MSVC++ port hasn't been tested in a loooong time
4300     # When not using gcc, we currently assume that we are using
4301     # Microsoft Visual C++.
4302     if test "$GCC" != yes; then
4303       with_gnu_ld=no
4304     fi
4305     ;;
4306   interix*)
4307     # we just hope/assume this is gcc and not c89 (= MSVC++)
4308     with_gnu_ld=yes
4309     ;;
4310   openbsd*)
4311     with_gnu_ld=no
4312     ;;
4313   esac
4314
4315   _LT_TAGVAR(ld_shlibs, $1)=yes
4316
4317   # On some targets, GNU ld is compatible enough with the native linker
4318   # that we're better off using the native interface for both.
4319   lt_use_gnu_ld_interface=no
4320   if test "$with_gnu_ld" = yes; then
4321     case $host_os in
4322       aix*)
4323         # The AIX port of GNU ld has always aspired to compatibility
4324         # with the native linker.  However, as the warning in the GNU ld
4325         # block says, versions before 2.19.5* couldn't really create working
4326         # shared libraries, regardless of the interface used.
4327         case `$LD -v 2>&1` in
4328           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4329           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4330           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4331           *)
4332             lt_use_gnu_ld_interface=yes
4333             ;;
4334         esac
4335         ;;
4336       *)
4337         lt_use_gnu_ld_interface=yes
4338         ;;
4339     esac
4340   fi
4341
4342   if test "$lt_use_gnu_ld_interface" = yes; then
4343     # If archive_cmds runs LD, not CC, wlarc should be empty
4344     wlarc='${wl}'
4345
4346     # Set some defaults for GNU ld with shared library support. These
4347     # are reset later if shared libraries are not supported. Putting them
4348     # here allows them to be overridden if necessary.
4349     runpath_var=LD_RUN_PATH
4350     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4351     _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4352     # ancient GNU ld didn't support --whole-archive et. al.
4353     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4354       _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4355     else
4356       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4357     fi
4358     supports_anon_versioning=no
4359     case `$LD -v 2>&1` in
4360       *GNU\ gold*) supports_anon_versioning=yes ;;
4361       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4362       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4363       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4364       *\ 2.11.*) ;; # other 2.11 versions
4365       *) supports_anon_versioning=yes ;;
4366     esac
4367
4368     # See if GNU ld supports shared libraries.
4369     case $host_os in
4370     aix[[3-9]]*)
4371       # On AIX/PPC, the GNU linker is very broken
4372       if test "$host_cpu" != ia64; then
4373         _LT_TAGVAR(ld_shlibs, $1)=no
4374         cat <<_LT_EOF 1>&2
4375
4376 *** Warning: the GNU linker, at least up to release 2.19, is reported
4377 *** to be unable to reliably create shared libraries on AIX.
4378 *** Therefore, libtool is disabling shared libraries support.  If you
4379 *** really care for shared libraries, you may want to install binutils
4380 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4381 *** You will then need to restart the configuration process.
4382
4383 _LT_EOF
4384       fi
4385       ;;
4386
4387     amigaos*)
4388       case $host_cpu in
4389       powerpc)
4390             # see comment about AmigaOS4 .so support
4391             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4392             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4393         ;;
4394       m68k)
4395             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4396             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4397             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4398         ;;
4399       esac
4400       ;;
4401
4402     beos*)
4403       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4404         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4405         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4406         # support --undefined.  This deserves some investigation.  FIXME
4407         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4408       else
4409         _LT_TAGVAR(ld_shlibs, $1)=no
4410       fi
4411       ;;
4412
4413     cygwin* | mingw* | pw32* | cegcc*)
4414       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4415       # as there is no search path for DLLs.
4416       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4417       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
4418       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4419       _LT_TAGVAR(always_export_symbols, $1)=no
4420       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4421       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
4422
4423       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4424         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4425         # If the export-symbols file already is a .def file (1st line
4426         # is EXPORTS), use it as is; otherwise, prepend...
4427         _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4428           cp $export_symbols $output_objdir/$soname.def;
4429         else
4430           echo EXPORTS > $output_objdir/$soname.def;
4431           cat $export_symbols >> $output_objdir/$soname.def;
4432         fi~
4433         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4434       else
4435         _LT_TAGVAR(ld_shlibs, $1)=no
4436       fi
4437       ;;
4438
4439     haiku*)
4440       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4441       _LT_TAGVAR(link_all_deplibs, $1)=yes
4442       ;;
4443
4444     interix[[3-9]]*)
4445       _LT_TAGVAR(hardcode_direct, $1)=no
4446       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4447       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4448       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4449       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4450       # Instead, shared libraries are loaded at an image base (0x10000000 by
4451       # default) and relocated if they conflict, which is a slow very memory
4452       # consuming and fragmenting process.  To avoid this, we pick a random,
4453       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4454       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4455       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4456       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4457       ;;
4458
4459     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
4460       tmp_diet=no
4461       if test "$host_os" = linux-dietlibc; then
4462         case $cc_basename in
4463           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
4464         esac
4465       fi
4466       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4467          && test "$tmp_diet" = no
4468       then
4469         tmp_addflag=' $pic_flag'
4470         tmp_sharedflag='-shared'
4471         case $cc_basename,$host_cpu in
4472         pgcc*)                          # Portland Group C compiler
4473           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4474           tmp_addflag=' $pic_flag'
4475           ;;
4476         pgf77* | pgf90* | pgf95* | pgfortran*)
4477                                         # Portland Group f77 and f90 compilers
4478           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4479           tmp_addflag=' $pic_flag -Mnomain' ;;
4480         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
4481           tmp_addflag=' -i_dynamic' ;;
4482         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
4483           tmp_addflag=' -i_dynamic -nofor_main' ;;
4484         ifc* | ifort*)                  # Intel Fortran compiler
4485           tmp_addflag=' -nofor_main' ;;
4486         lf95*)                          # Lahey Fortran 8.1
4487           _LT_TAGVAR(whole_archive_flag_spec, $1)=
4488           tmp_sharedflag='--shared' ;;
4489         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4490           tmp_sharedflag='-qmkshrobj'
4491           tmp_addflag= ;;
4492         nvcc*)  # Cuda Compiler Driver 2.2
4493           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4494           _LT_TAGVAR(compiler_needs_object, $1)=yes
4495           ;;
4496         esac
4497         case `$CC -V 2>&1 | sed 5q` in
4498         *Sun\ C*)                       # Sun C 5.9
4499           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
4500           _LT_TAGVAR(compiler_needs_object, $1)=yes
4501           tmp_sharedflag='-G' ;;
4502         *Sun\ F*)                       # Sun Fortran 8.3
4503           tmp_sharedflag='-G' ;;
4504         esac
4505         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4506
4507         if test "x$supports_anon_versioning" = xyes; then
4508           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4509             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4510             echo "local: *; };" >> $output_objdir/$libname.ver~
4511             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4512         fi
4513
4514         case $cc_basename in
4515         xlf* | bgf* | bgxlf* | mpixlf*)
4516           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4517           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4518           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4519           _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
4520           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -o $lib'
4521           if test "x$supports_anon_versioning" = xyes; then
4522             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4523               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4524               echo "local: *; };" >> $output_objdir/$libname.ver~
4525               $LD -shared $libobjs $deplibs $compiler_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4526           fi
4527           ;;
4528         esac
4529       else
4530         _LT_TAGVAR(ld_shlibs, $1)=no
4531       fi
4532       ;;
4533
4534     netbsd*)
4535       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4536         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4537         wlarc=
4538       else
4539         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4540         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4541       fi
4542       ;;
4543
4544     solaris*)
4545       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
4546         _LT_TAGVAR(ld_shlibs, $1)=no
4547         cat <<_LT_EOF 1>&2
4548
4549 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
4550 *** create shared libraries on Solaris systems.  Therefore, libtool
4551 *** is disabling shared libraries support.  We urge you to upgrade GNU
4552 *** binutils to release 2.9.1 or newer.  Another option is to modify
4553 *** your PATH or compiler configuration so that the native linker is
4554 *** used, and then restart.
4555
4556 _LT_EOF
4557       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4558         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4559         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4560       else
4561         _LT_TAGVAR(ld_shlibs, $1)=no
4562       fi
4563       ;;
4564
4565     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
4566       case `$LD -v 2>&1` in
4567         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
4568         _LT_TAGVAR(ld_shlibs, $1)=no
4569         cat <<_LT_EOF 1>&2
4570
4571 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4572 *** reliably create shared libraries on SCO systems.  Therefore, libtool
4573 *** is disabling shared libraries support.  We urge you to upgrade GNU
4574 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
4575 *** your PATH or compiler configuration so that the native linker is
4576 *** used, and then restart.
4577
4578 _LT_EOF
4579         ;;
4580         *)
4581           # For security reasons, it is highly recommended that you always
4582           # use absolute paths for naming shared libraries, and exclude the
4583           # DT_RUNPATH tag from executables and libraries.  But doing so
4584           # requires that you compile everything twice, which is a pain.
4585           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4586             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4587             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4588             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4589           else
4590             _LT_TAGVAR(ld_shlibs, $1)=no
4591           fi
4592         ;;
4593       esac
4594       ;;
4595
4596     sunos4*)
4597       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4598       wlarc=
4599       _LT_TAGVAR(hardcode_direct, $1)=yes
4600       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4601       ;;
4602
4603     *)
4604       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4605         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4606         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4607       else
4608         _LT_TAGVAR(ld_shlibs, $1)=no
4609       fi
4610       ;;
4611     esac
4612
4613     if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4614       runpath_var=
4615       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4616       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4617       _LT_TAGVAR(whole_archive_flag_spec, $1)=
4618     fi
4619   else
4620     # PORTME fill in a description of your system's linker (not GNU ld)
4621     case $host_os in
4622     aix3*)
4623       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4624       _LT_TAGVAR(always_export_symbols, $1)=yes
4625       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
4626       # Note: this linker hardcodes the directories in LIBPATH if there
4627       # are no directories specified by -L.
4628       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4629       if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4630         # Neither direct hardcoding nor static linking is supported with a
4631         # broken collect2.
4632         _LT_TAGVAR(hardcode_direct, $1)=unsupported
4633       fi
4634       ;;
4635
4636     aix[[4-9]]*)
4637       if test "$host_cpu" = ia64; then
4638         # On IA64, the linker does run time linking by default, so we don't
4639         # have to do anything special.
4640         aix_use_runtimelinking=no
4641         exp_sym_flag='-Bexport'
4642         no_entry_flag=""
4643       else
4644         # If we're using GNU nm, then we don't want the "-C" option.
4645         # -C means demangle to AIX nm, but means don't demangle with GNU nm
4646         # Also, AIX nm treats weak defined symbols like other global
4647         # defined symbols, whereas GNU nm marks them as "W".
4648         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4649           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4650         else
4651           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4652         fi
4653         aix_use_runtimelinking=no
4654
4655         # Test if we are trying to use run time linking or normal
4656         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
4657         # need to do runtime linking.
4658         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
4659           for ld_flag in $LDFLAGS; do
4660           if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
4661             aix_use_runtimelinking=yes
4662             break
4663           fi
4664           done
4665           ;;
4666         esac
4667
4668         exp_sym_flag='-bexport'
4669         no_entry_flag='-bnoentry'
4670       fi
4671
4672       # When large executables or shared objects are built, AIX ld can
4673       # have problems creating the table of contents.  If linking a library
4674       # or program results in "error TOC overflow" add -mminimal-toc to
4675       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
4676       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
4677
4678       _LT_TAGVAR(archive_cmds, $1)=''
4679       _LT_TAGVAR(hardcode_direct, $1)=yes
4680       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4681       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
4682       _LT_TAGVAR(link_all_deplibs, $1)=yes
4683       _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
4684
4685       if test "$GCC" = yes; then
4686         case $host_os in aix4.[[012]]|aix4.[[012]].*)
4687         # We only want to do this on AIX 4.2 and lower, the check
4688         # below for broken collect2 doesn't work under 4.3+
4689           collect2name=`${CC} -print-prog-name=collect2`
4690           if test -f "$collect2name" &&
4691            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
4692           then
4693           # We have reworked collect2
4694           :
4695           else
4696           # We have old collect2
4697           _LT_TAGVAR(hardcode_direct, $1)=unsupported
4698           # It fails to find uninstalled libraries when the uninstalled
4699           # path is not listed in the libpath.  Setting hardcode_minus_L
4700           # to unsupported forces relinking
4701           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4702           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4703           _LT_TAGVAR(hardcode_libdir_separator, $1)=
4704           fi
4705           ;;
4706         esac
4707         shared_flag='-shared'
4708         if test "$aix_use_runtimelinking" = yes; then
4709           shared_flag="$shared_flag "'${wl}-G'
4710         fi
4711       else
4712         # not using gcc
4713         if test "$host_cpu" = ia64; then
4714         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
4715         # chokes on -Wl,-G. The following line is correct:
4716           shared_flag='-G'
4717         else
4718           if test "$aix_use_runtimelinking" = yes; then
4719             shared_flag='${wl}-G'
4720           else
4721             shared_flag='${wl}-bM:SRE'
4722           fi
4723         fi
4724       fi
4725
4726       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
4727       # It seems that -bexpall does not export symbols beginning with
4728       # underscore (_), so it is better to generate a list of symbols to export.
4729       _LT_TAGVAR(always_export_symbols, $1)=yes
4730       if test "$aix_use_runtimelinking" = yes; then
4731         # Warning - without using the other runtime loading flags (-brtl),
4732         # -berok will link without error, but may produce a broken library.
4733         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
4734         # Determine the default libpath from the value encoded in an
4735         # empty executable.
4736         _LT_SYS_MODULE_PATH_AIX
4737         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4738         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
4739       else
4740         if test "$host_cpu" = ia64; then
4741           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
4742           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
4743           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
4744         else
4745          # Determine the default libpath from the value encoded in an
4746          # empty executable.
4747          _LT_SYS_MODULE_PATH_AIX
4748          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4749           # Warning - without using the other run time loading flags,
4750           # -berok will link without error, but may produce a broken library.
4751           _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
4752           _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
4753           if test "$with_gnu_ld" = yes; then
4754             # We only use this code for GNU lds that support --whole-archive.
4755             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
4756           else
4757             # Exported symbols can be pulled into shared objects from archives
4758             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
4759           fi
4760           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
4761           # This is similar to how AIX traditionally builds its shared libraries.
4762           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
4763         fi
4764       fi
4765       ;;
4766
4767     amigaos*)
4768       case $host_cpu in
4769       powerpc)
4770             # see comment about AmigaOS4 .so support
4771             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4772             _LT_TAGVAR(archive_expsym_cmds, $1)=''
4773         ;;
4774       m68k)
4775             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4776             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4777             _LT_TAGVAR(hardcode_minus_L, $1)=yes
4778         ;;
4779       esac
4780       ;;
4781
4782     bsdi[[45]]*)
4783       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
4784       ;;
4785
4786     cygwin* | mingw* | pw32* | cegcc*)
4787       # When not using gcc, we currently assume that we are using
4788       # Microsoft Visual C++.
4789       # hardcode_libdir_flag_spec is actually meaningless, as there is
4790       # no search path for DLLs.
4791       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
4792       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4793       # Tell ltmain to make .lib files, not .a files.
4794       libext=lib
4795       # Tell ltmain to make .dll files, not .so files.
4796       shrext_cmds=".dll"
4797       # FIXME: Setting linknames here is a bad hack.
4798       _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
4799       # The linker will automatically build a .lib file if we build a DLL.
4800       _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
4801       # FIXME: Should let the user specify the lib program.
4802       _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
4803       _LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
4804       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4805       ;;
4806
4807     darwin* | rhapsody*)
4808       _LT_DARWIN_LINKER_FEATURES($1)
4809       ;;
4810
4811     dgux*)
4812       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4813       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4814       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4815       ;;
4816
4817     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
4818     # support.  Future versions do this automatically, but an explicit c++rt0.o
4819     # does not break anything, and helps significantly (at the cost of a little
4820     # extra space).
4821     freebsd2.2*)
4822       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
4823       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4824       _LT_TAGVAR(hardcode_direct, $1)=yes
4825       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4826       ;;
4827
4828     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
4829     freebsd2.*)
4830       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4831       _LT_TAGVAR(hardcode_direct, $1)=yes
4832       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4833       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4834       ;;
4835
4836     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
4837     freebsd* | dragonfly*)
4838       _LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
4839       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4840       _LT_TAGVAR(hardcode_direct, $1)=yes
4841       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4842       ;;
4843
4844     hpux9*)
4845       if test "$GCC" = yes; then
4846         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
4847       else
4848         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
4849       fi
4850       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4851       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4852       _LT_TAGVAR(hardcode_direct, $1)=yes
4853
4854       # hardcode_minus_L: Not really in the search PATH,
4855       # but as the default location of the library.
4856       _LT_TAGVAR(hardcode_minus_L, $1)=yes
4857       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4858       ;;
4859
4860     hpux10*)
4861       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4862         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4863       else
4864         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
4865       fi
4866       if test "$with_gnu_ld" = no; then
4867         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4868         _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
4869         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4870         _LT_TAGVAR(hardcode_direct, $1)=yes
4871         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4872         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4873         # hardcode_minus_L: Not really in the search PATH,
4874         # but as the default location of the library.
4875         _LT_TAGVAR(hardcode_minus_L, $1)=yes
4876       fi
4877       ;;
4878
4879     hpux11*)
4880       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4881         case $host_cpu in
4882         hppa*64*)
4883           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4884           ;;
4885         ia64*)
4886           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4887           ;;
4888         *)
4889           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4890           ;;
4891         esac
4892       else
4893         case $host_cpu in
4894         hppa*64*)
4895           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4896           ;;
4897         ia64*)
4898           _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4899           ;;
4900         *)
4901         m4_if($1, [], [
4902           # Older versions of the 11.00 compiler do not understand -b yet
4903           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
4904           _LT_LINKER_OPTION([if $CC understands -b],
4905             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
4906             [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
4907             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
4908           [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
4909           ;;
4910         esac
4911       fi
4912       if test "$with_gnu_ld" = no; then
4913         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4914         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4915
4916         case $host_cpu in
4917         hppa*64*|ia64*)
4918           _LT_TAGVAR(hardcode_direct, $1)=no
4919           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4920           ;;
4921         *)
4922           _LT_TAGVAR(hardcode_direct, $1)=yes
4923           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4924           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4925
4926           # hardcode_minus_L: Not really in the search PATH,
4927           # but as the default location of the library.
4928           _LT_TAGVAR(hardcode_minus_L, $1)=yes
4929           ;;
4930         esac
4931       fi
4932       ;;
4933
4934     irix5* | irix6* | nonstopux*)
4935       if test "$GCC" = yes; then
4936         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
4937         # Try to use the -exported_symbol ld option, if it does not
4938         # work, assume that -exports_file does not work either and
4939         # implicitly export all symbols.
4940         save_LDFLAGS="$LDFLAGS"
4941         LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
4942         AC_LINK_IFELSE([AC_LANG_SOURCE([int foo(void) {}])],
4943           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
4944         )
4945         LDFLAGS="$save_LDFLAGS"
4946       else
4947         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
4948         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
4949       fi
4950       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
4951       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4952       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4953       _LT_TAGVAR(inherit_rpath, $1)=yes
4954       _LT_TAGVAR(link_all_deplibs, $1)=yes
4955       ;;
4956
4957     netbsd*)
4958       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4959         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
4960       else
4961         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
4962       fi
4963       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4964       _LT_TAGVAR(hardcode_direct, $1)=yes
4965       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4966       ;;
4967
4968     newsos6)
4969       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4970       _LT_TAGVAR(hardcode_direct, $1)=yes
4971       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4972       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4973       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4974       ;;
4975
4976     *nto* | *qnx*)
4977       ;;
4978
4979     openbsd*)
4980       if test -f /usr/libexec/ld.so; then
4981         _LT_TAGVAR(hardcode_direct, $1)=yes
4982         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4983         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4984         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
4985           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4986           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
4987           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4988           _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4989         else
4990           case $host_os in
4991            openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
4992              _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4993              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4994              ;;
4995            *)
4996              _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4997              _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4998              ;;
4999           esac
5000         fi
5001       else
5002         _LT_TAGVAR(ld_shlibs, $1)=no
5003       fi
5004       ;;
5005
5006     os2*)
5007       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5008       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5009       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5010       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
5011       _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5012       ;;
5013
5014     osf3*)
5015       if test "$GCC" = yes; then
5016         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5017         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5018       else
5019         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5020         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5021       fi
5022       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5023       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5024       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5025       ;;
5026
5027     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5028       if test "$GCC" = yes; then
5029         _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5030         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5031         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5032       else
5033         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5034         _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5035         _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5036         $CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
5037
5038         # Both c and cxx compiler support -rpath directly
5039         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5040       fi
5041       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5042       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5043       ;;
5044
5045     solaris*)
5046       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5047       if test "$GCC" = yes; then
5048         wlarc='${wl}'
5049         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5050         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5051           $CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5052       else
5053         case `$CC -V 2>&1` in
5054         *"Compilers 5.0"*)
5055           wlarc=''
5056           _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5057           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5058           $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5059           ;;
5060         *)
5061           wlarc='${wl}'
5062           _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5063           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5064           $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5065           ;;
5066         esac
5067       fi
5068       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5069       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5070       case $host_os in
5071       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5072       *)
5073         # The compiler driver will combine and reorder linker options,
5074         # but understands `-z linker_flag'.  GCC discards it without `$wl',
5075         # but is careful enough not to reorder.
5076         # Supported since Solaris 2.6 (maybe 2.5.1?)
5077         if test "$GCC" = yes; then
5078           _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
5079         else
5080           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5081         fi
5082         ;;
5083       esac
5084       _LT_TAGVAR(link_all_deplibs, $1)=yes
5085       ;;
5086
5087     sunos4*)
5088       if test "x$host_vendor" = xsequent; then
5089         # Use $CC to link under sequent, because it throws in some extra .o
5090         # files that make .init and .fini sections work.
5091         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5092       else
5093         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5094       fi
5095       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5096       _LT_TAGVAR(hardcode_direct, $1)=yes
5097       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5098       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5099       ;;
5100
5101     sysv4)
5102       case $host_vendor in
5103         sni)
5104           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5105           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5106         ;;
5107         siemens)
5108           ## LD is ld it makes a PLAMLIB
5109           ## CC just makes a GrossModule.
5110           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5111           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5112           _LT_TAGVAR(hardcode_direct, $1)=no
5113         ;;
5114         motorola)
5115           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5116           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5117         ;;
5118       esac
5119       runpath_var='LD_RUN_PATH'
5120       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5121       ;;
5122
5123     sysv4.3*)
5124       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5125       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5126       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5127       ;;
5128
5129     sysv4*MP*)
5130       if test -d /usr/nec; then
5131         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5132         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5133         runpath_var=LD_RUN_PATH
5134         hardcode_runpath_var=yes
5135         _LT_TAGVAR(ld_shlibs, $1)=yes
5136       fi
5137       ;;
5138
5139     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5140       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5141       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5142       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5143       runpath_var='LD_RUN_PATH'
5144
5145       if test "$GCC" = yes; then
5146         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5147         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5148       else
5149         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5150         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5151       fi
5152       ;;
5153
5154     sysv5* | sco3.2v5* | sco5v6*)
5155       # Note: We can NOT use -z defs as we might desire, because we do not
5156       # link with -lc, and that would cause any symbols used from libc to
5157       # always be unresolved, which means just about no library would
5158       # ever link correctly.  If we're not using GNU ld we use -z text
5159       # though, which does catch some bad symbols but isn't as heavy-handed
5160       # as -z defs.
5161       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5162       _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5163       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5164       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5165       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5166       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5167       _LT_TAGVAR(link_all_deplibs, $1)=yes
5168       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5169       runpath_var='LD_RUN_PATH'
5170
5171       if test "$GCC" = yes; then
5172         _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5173         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5174       else
5175         _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5176         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5177       fi
5178       ;;
5179
5180     uts4*)
5181       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5182       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5183       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5184       ;;
5185
5186     *)
5187       _LT_TAGVAR(ld_shlibs, $1)=no
5188       ;;
5189     esac
5190
5191     if test x$host_vendor = xsni; then
5192       case $host in
5193       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5194         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5195         ;;
5196       esac
5197     fi
5198   fi
5199 ])
5200 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5201 test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5202
5203 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5204
5205 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5206 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5207 _LT_DECL([], [extract_expsyms_cmds], [2],
5208     [The commands to extract the exported symbol list from a shared archive])
5209
5210 #
5211 # Do we need to explicitly link libc?
5212 #
5213 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5214 x|xyes)
5215   # Assume -lc should be added
5216   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5217
5218   if test "$enable_shared" = yes && test "$GCC" = yes; then
5219     case $_LT_TAGVAR(archive_cmds, $1) in
5220     *'~'*)
5221       # FIXME: we may have to deal with multi-command sequences.
5222       ;;
5223     '$CC '*)
5224       # Test whether the compiler implicitly links with -lc since on some
5225       # systems, -lgcc has to come before -lc. If gcc already passes -lc
5226       # to ld, don't add -lc before -lgcc.
5227       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5228         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5229         [$RM conftest*
5230         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5231
5232         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5233           soname=conftest
5234           lib=conftest
5235           libobjs=conftest.$ac_objext
5236           deplibs=
5237           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5238           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5239           compiler_flags=-v
5240           linker_flags=-v
5241           verstring=
5242           output_objdir=.
5243           libname=conftest
5244           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5245           _LT_TAGVAR(allow_undefined_flag, $1)=
5246           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5247           then
5248             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5249           else
5250             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5251           fi
5252           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5253         else
5254           cat conftest.err 1>&5
5255         fi
5256         $RM conftest*
5257         ])
5258       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5259       ;;
5260     esac
5261   fi
5262   ;;
5263 esac
5264
5265 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5266     [Whether or not to add -lc for building shared libraries])
5267 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5268     [enable_shared_with_static_runtimes], [0],
5269     [Whether or not to disallow shared libs when runtime libs are static])
5270 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5271     [Compiler flag to allow reflexive dlopens])
5272 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
5273     [Compiler flag to generate shared objects directly from archives])
5274 _LT_TAGDECL([], [compiler_needs_object], [1],
5275     [Whether the compiler copes with passing no objects directly])
5276 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5277     [Create an old-style archive from a shared archive])
5278 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5279     [Create a temporary old-style archive to link instead of a shared archive])
5280 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5281 _LT_TAGDECL([], [archive_expsym_cmds], [2])
5282 _LT_TAGDECL([], [module_cmds], [2],
5283     [Commands used to build a loadable module if different from building
5284     a shared archive.])
5285 _LT_TAGDECL([], [module_expsym_cmds], [2])
5286 _LT_TAGDECL([], [with_gnu_ld], [1],
5287     [Whether we are building with GNU ld or not])
5288 _LT_TAGDECL([], [allow_undefined_flag], [1],
5289     [Flag that allows shared libraries with undefined symbols to be built])
5290 _LT_TAGDECL([], [no_undefined_flag], [1],
5291     [Flag that enforces no undefined symbols])
5292 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5293     [Flag to hardcode $libdir into a binary during linking.
5294     This must work even if $libdir does not exist])
5295 _LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
5296     [[If ld is used when linking, flag to hardcode $libdir into a binary
5297     during linking.  This must work even if $libdir does not exist]])
5298 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
5299     [Whether we need a single "-rpath" flag with a separated argument])
5300 _LT_TAGDECL([], [hardcode_direct], [0],
5301     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5302     DIR into the resulting binary])
5303 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
5304     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5305     DIR into the resulting binary and the resulting library dependency is
5306     "absolute", i.e impossible to change by setting ${shlibpath_var} if the
5307     library is relocated])
5308 _LT_TAGDECL([], [hardcode_minus_L], [0],
5309     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5310     into the resulting binary])
5311 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5312     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5313     into the resulting binary])
5314 _LT_TAGDECL([], [hardcode_automatic], [0],
5315     [Set to "yes" if building a shared library automatically hardcodes DIR
5316     into the library and all subsequent libraries and executables linked
5317     against it])
5318 _LT_TAGDECL([], [inherit_rpath], [0],
5319     [Set to yes if linker adds runtime paths of dependent libraries
5320     to runtime path list])
5321 _LT_TAGDECL([], [link_all_deplibs], [0],
5322     [Whether libtool must link a program against all its dependency libraries])
5323 _LT_TAGDECL([], [fix_srcfile_path], [1],
5324     [Fix the shell variable $srcfile for the compiler])
5325 _LT_TAGDECL([], [always_export_symbols], [0],
5326     [Set to "yes" if exported symbols are required])
5327 _LT_TAGDECL([], [export_symbols_cmds], [2],
5328     [The commands to list exported symbols])
5329 _LT_TAGDECL([], [exclude_expsyms], [1],
5330     [Symbols that should not be listed in the preloaded symbols])
5331 _LT_TAGDECL([], [include_expsyms], [1],
5332     [Symbols that must always be exported])
5333 _LT_TAGDECL([], [prelink_cmds], [2],
5334     [Commands necessary for linking programs (against libraries) with templates])
5335 _LT_TAGDECL([], [file_list_spec], [1],
5336     [Specify filename containing input files])
5337 dnl FIXME: Not yet implemented
5338 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5339 dnl    [Compiler flag to generate thread safe objects])
5340 ])# _LT_LINKER_SHLIBS
5341
5342
5343 # _LT_LANG_C_CONFIG([TAG])
5344 # ------------------------
5345 # Ensure that the configuration variables for a C compiler are suitably
5346 # defined.  These variables are subsequently used by _LT_CONFIG to write
5347 # the compiler configuration to `libtool'.
5348 m4_defun([_LT_LANG_C_CONFIG],
5349 [m4_require([_LT_DECL_EGREP])dnl
5350 lt_save_CC="$CC"
5351 AC_LANG_PUSH(C)
5352
5353 # Source file extension for C test sources.
5354 ac_ext=c
5355
5356 # Object file extension for compiled C test sources.
5357 objext=o
5358 _LT_TAGVAR(objext, $1)=$objext
5359
5360 # Code to be used in simple compile tests
5361 lt_simple_compile_test_code="int some_variable = 0;"
5362
5363 # Code to be used in simple link tests
5364 lt_simple_link_test_code='int main(){return(0);}'
5365
5366 _LT_TAG_COMPILER
5367 # Save the default compiler, since it gets overwritten when the other
5368 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5369 compiler_DEFAULT=$CC
5370
5371 # save warnings/boilerplate of simple test code
5372 _LT_COMPILER_BOILERPLATE
5373 _LT_LINKER_BOILERPLATE
5374
5375 ## CAVEAT EMPTOR:
5376 ## There is no encapsulation within the following macros, do not change
5377 ## the running order or otherwise move them around unless you know exactly
5378 ## what you are doing...
5379 if test -n "$compiler"; then
5380   _LT_COMPILER_NO_RTTI($1)
5381   _LT_COMPILER_PIC($1)
5382   _LT_COMPILER_C_O($1)
5383   _LT_COMPILER_FILE_LOCKS($1)
5384   _LT_LINKER_SHLIBS($1)
5385   _LT_SYS_DYNAMIC_LINKER($1)
5386   _LT_LINKER_HARDCODE_LIBPATH($1)
5387   LT_SYS_DLOPEN_SELF
5388   _LT_CMD_STRIPLIB
5389
5390   # Report which library types will actually be built
5391   AC_MSG_CHECKING([if libtool supports shared libraries])
5392   AC_MSG_RESULT([$can_build_shared])
5393
5394   AC_MSG_CHECKING([whether to build shared libraries])
5395   test "$can_build_shared" = "no" && enable_shared=no
5396
5397   # On AIX, shared libraries and static libraries use the same namespace, and
5398   # are all built from PIC.
5399   case $host_os in
5400   aix3*)
5401     test "$enable_shared" = yes && enable_static=no
5402     if test -n "$RANLIB"; then
5403       archive_cmds="$archive_cmds~\$RANLIB \$lib"
5404       postinstall_cmds='$RANLIB $lib'
5405     fi
5406     ;;
5407
5408   aix[[4-9]]*)
5409     if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5410       test "$enable_shared" = yes && enable_static=no
5411     fi
5412     ;;
5413   esac
5414   AC_MSG_RESULT([$enable_shared])
5415
5416   AC_MSG_CHECKING([whether to build static libraries])
5417   # Make sure either enable_shared or enable_static is yes.
5418   test "$enable_shared" = yes || enable_static=yes
5419   AC_MSG_RESULT([$enable_static])
5420
5421   _LT_CONFIG($1)
5422 fi
5423 AC_LANG_POP
5424 CC="$lt_save_CC"
5425 ])# _LT_LANG_C_CONFIG
5426
5427
5428 # _LT_LANG_CXX_CONFIG([TAG])
5429 # --------------------------
5430 # Ensure that the configuration variables for a C++ compiler are suitably
5431 # defined.  These variables are subsequently used by _LT_CONFIG to write
5432 # the compiler configuration to `libtool'.
5433 m4_defun([_LT_LANG_CXX_CONFIG],
5434 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5435 m4_require([_LT_DECL_EGREP])dnl
5436 if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5437     ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
5438     (test "X$CXX" != "Xg++"))) ; then
5439   AC_PROG_CXXCPP
5440 else
5441   _lt_caught_CXX_error=yes
5442 fi
5443
5444 AC_LANG_PUSH(C++)
5445 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5446 _LT_TAGVAR(allow_undefined_flag, $1)=
5447 _LT_TAGVAR(always_export_symbols, $1)=no
5448 _LT_TAGVAR(archive_expsym_cmds, $1)=
5449 _LT_TAGVAR(compiler_needs_object, $1)=no
5450 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5451 _LT_TAGVAR(hardcode_direct, $1)=no
5452 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5453 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5454 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5455 _LT_TAGVAR(hardcode_libdir_separator, $1)=
5456 _LT_TAGVAR(hardcode_minus_L, $1)=no
5457 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5458 _LT_TAGVAR(hardcode_automatic, $1)=no
5459 _LT_TAGVAR(inherit_rpath, $1)=no
5460 _LT_TAGVAR(module_cmds, $1)=
5461 _LT_TAGVAR(module_expsym_cmds, $1)=
5462 _LT_TAGVAR(link_all_deplibs, $1)=unknown
5463 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5464 _LT_TAGVAR(reload_flag, $1)=$reload_flag
5465 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5466 _LT_TAGVAR(no_undefined_flag, $1)=
5467 _LT_TAGVAR(whole_archive_flag_spec, $1)=
5468 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5469
5470 # Source file extension for C++ test sources.
5471 ac_ext=cpp
5472
5473 # Object file extension for compiled C++ test sources.
5474 objext=o
5475 _LT_TAGVAR(objext, $1)=$objext
5476
5477 # No sense in running all these tests if we already determined that
5478 # the CXX compiler isn't working.  Some variables (like enable_shared)
5479 # are currently assumed to apply to all compilers on this platform,
5480 # and will be corrupted by setting them based on a non-working compiler.
5481 if test "$_lt_caught_CXX_error" != yes; then
5482   # Code to be used in simple compile tests
5483   lt_simple_compile_test_code="int some_variable = 0;"
5484
5485   # Code to be used in simple link tests
5486   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5487
5488   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
5489   _LT_TAG_COMPILER
5490
5491   # save warnings/boilerplate of simple test code
5492   _LT_COMPILER_BOILERPLATE
5493   _LT_LINKER_BOILERPLATE
5494
5495   # Allow CC to be a program name with arguments.
5496   lt_save_CC=$CC
5497   lt_save_LD=$LD
5498   lt_save_GCC=$GCC
5499   GCC=$GXX
5500   lt_save_with_gnu_ld=$with_gnu_ld
5501   lt_save_path_LD=$lt_cv_path_LD
5502   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5503     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5504   else
5505     $as_unset lt_cv_prog_gnu_ld
5506   fi
5507   if test -n "${lt_cv_path_LDCXX+set}"; then
5508     lt_cv_path_LD=$lt_cv_path_LDCXX
5509   else
5510     $as_unset lt_cv_path_LD
5511   fi
5512   test -z "${LDCXX+set}" || LD=$LDCXX
5513   CC=${CXX-"c++"}
5514   compiler=$CC
5515   _LT_TAGVAR(compiler, $1)=$CC
5516   _LT_CC_BASENAME([$compiler])
5517
5518   if test -n "$compiler"; then
5519     # We don't want -fno-exception when compiling C++ code, so set the
5520     # no_builtin_flag separately
5521     if test "$GXX" = yes; then
5522       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5523     else
5524       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5525     fi
5526
5527     if test "$GXX" = yes; then
5528       # Set up default GNU C++ configuration
5529
5530       LT_PATH_LD
5531
5532       # Check if GNU C++ uses GNU ld as the underlying linker, since the
5533       # archiving commands below assume that GNU ld is being used.
5534       if test "$with_gnu_ld" = yes; then
5535         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5536         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5537
5538         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5539         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5540
5541         # If archive_cmds runs LD, not CC, wlarc should be empty
5542         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5543         #     investigate it a little bit more. (MM)
5544         wlarc='${wl}'
5545
5546         # ancient GNU ld didn't support --whole-archive et. al.
5547         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
5548           $GREP 'no-whole-archive' > /dev/null; then
5549           _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5550         else
5551           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5552         fi
5553       else
5554         with_gnu_ld=no
5555         wlarc=
5556
5557         # A generic and very simple default shared library creation
5558         # command for GNU C++ for the case where it uses the native
5559         # linker, instead of GNU ld.  If possible, this setting should
5560         # overridden to take advantage of the native linker features on
5561         # the platform it is being used on.
5562         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5563       fi
5564
5565       # Commands to make compiler produce verbose output that lists
5566       # what "hidden" libraries, object files and flags are used when
5567       # linking a shared library.
5568       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
5569
5570     else
5571       GXX=no
5572       with_gnu_ld=no
5573       wlarc=
5574     fi
5575
5576     # PORTME: fill in a description of your system's C++ link characteristics
5577     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5578     _LT_TAGVAR(ld_shlibs, $1)=yes
5579     case $host_os in
5580       aix3*)
5581         # FIXME: insert proper C++ library support
5582         _LT_TAGVAR(ld_shlibs, $1)=no
5583         ;;
5584       aix[[4-9]]*)
5585         if test "$host_cpu" = ia64; then
5586           # On IA64, the linker does run time linking by default, so we don't
5587           # have to do anything special.
5588           aix_use_runtimelinking=no
5589           exp_sym_flag='-Bexport'
5590           no_entry_flag=""
5591         else
5592           aix_use_runtimelinking=no
5593
5594           # Test if we are trying to use run time linking or normal
5595           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5596           # need to do runtime linking.
5597           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5598             for ld_flag in $LDFLAGS; do
5599               case $ld_flag in
5600               *-brtl*)
5601                 aix_use_runtimelinking=yes
5602                 break
5603                 ;;
5604               esac
5605             done
5606             ;;
5607           esac
5608
5609           exp_sym_flag='-bexport'
5610           no_entry_flag='-bnoentry'
5611         fi
5612
5613         # When large executables or shared objects are built, AIX ld can
5614         # have problems creating the table of contents.  If linking a library
5615         # or program results in "error TOC overflow" add -mminimal-toc to
5616         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5617         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5618
5619         _LT_TAGVAR(archive_cmds, $1)=''
5620         _LT_TAGVAR(hardcode_direct, $1)=yes
5621         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5622         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5623         _LT_TAGVAR(link_all_deplibs, $1)=yes
5624         _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5625
5626         if test "$GXX" = yes; then
5627           case $host_os in aix4.[[012]]|aix4.[[012]].*)
5628           # We only want to do this on AIX 4.2 and lower, the check
5629           # below for broken collect2 doesn't work under 4.3+
5630           collect2name=`${CC} -print-prog-name=collect2`
5631           if test -f "$collect2name" &&
5632              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5633           then
5634             # We have reworked collect2
5635             :
5636           else
5637             # We have old collect2
5638             _LT_TAGVAR(hardcode_direct, $1)=unsupported
5639             # It fails to find uninstalled libraries when the uninstalled
5640             # path is not listed in the libpath.  Setting hardcode_minus_L
5641             # to unsupported forces relinking
5642             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5643             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5644             _LT_TAGVAR(hardcode_libdir_separator, $1)=
5645           fi
5646           esac
5647           shared_flag='-shared'
5648           if test "$aix_use_runtimelinking" = yes; then
5649             shared_flag="$shared_flag "'${wl}-G'
5650           fi
5651         else
5652           # not using gcc
5653           if test "$host_cpu" = ia64; then
5654           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5655           # chokes on -Wl,-G. The following line is correct:
5656           shared_flag='-G'
5657           else
5658             if test "$aix_use_runtimelinking" = yes; then
5659               shared_flag='${wl}-G'
5660             else
5661               shared_flag='${wl}-bM:SRE'
5662             fi
5663           fi
5664         fi
5665
5666         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5667         # It seems that -bexpall does not export symbols beginning with
5668         # underscore (_), so it is better to generate a list of symbols to
5669         # export.
5670         _LT_TAGVAR(always_export_symbols, $1)=yes
5671         if test "$aix_use_runtimelinking" = yes; then
5672           # Warning - without using the other runtime loading flags (-brtl),
5673           # -berok will link without error, but may produce a broken library.
5674           _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5675           # Determine the default libpath from the value encoded in an empty
5676           # executable.
5677           _LT_SYS_MODULE_PATH_AIX
5678           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5679
5680           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5681         else
5682           if test "$host_cpu" = ia64; then
5683             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5684             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5685             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
5686           else
5687             # Determine the default libpath from the value encoded in an
5688             # empty executable.
5689             _LT_SYS_MODULE_PATH_AIX
5690             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5691             # Warning - without using the other run time loading flags,
5692             # -berok will link without error, but may produce a broken library.
5693             _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5694             _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5695             if test "$with_gnu_ld" = yes; then
5696               # We only use this code for GNU lds that support --whole-archive.
5697               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5698             else
5699               # Exported symbols can be pulled into shared objects from archives
5700               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5701             fi
5702             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5703             # This is similar to how AIX traditionally builds its shared
5704             # libraries.
5705             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5706           fi
5707         fi
5708         ;;
5709
5710       beos*)
5711         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5712           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5713           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5714           # support --undefined.  This deserves some investigation.  FIXME
5715           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5716         else
5717           _LT_TAGVAR(ld_shlibs, $1)=no
5718         fi
5719         ;;
5720
5721       chorus*)
5722         case $cc_basename in
5723           *)
5724           # FIXME: insert proper C++ library support
5725           _LT_TAGVAR(ld_shlibs, $1)=no
5726           ;;
5727         esac
5728         ;;
5729
5730       cygwin* | mingw* | pw32* | cegcc*)
5731         # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5732         # as there is no search path for DLLs.
5733         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5734         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
5735         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5736         _LT_TAGVAR(always_export_symbols, $1)=no
5737         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5738
5739         if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5740           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5741           # If the export-symbols file already is a .def file (1st line
5742           # is EXPORTS), use it as is; otherwise, prepend...
5743           _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5744             cp $export_symbols $output_objdir/$soname.def;
5745           else
5746             echo EXPORTS > $output_objdir/$soname.def;
5747             cat $export_symbols >> $output_objdir/$soname.def;
5748           fi~
5749           $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5750         else
5751           _LT_TAGVAR(ld_shlibs, $1)=no
5752         fi
5753         ;;
5754       darwin* | rhapsody*)
5755         _LT_DARWIN_LINKER_FEATURES($1)
5756         ;;
5757
5758       dgux*)
5759         case $cc_basename in
5760           ec++*)
5761             # FIXME: insert proper C++ library support
5762             _LT_TAGVAR(ld_shlibs, $1)=no
5763             ;;
5764           ghcx*)
5765             # Green Hills C++ Compiler
5766             # FIXME: insert proper C++ library support
5767             _LT_TAGVAR(ld_shlibs, $1)=no
5768             ;;
5769           *)
5770             # FIXME: insert proper C++ library support
5771             _LT_TAGVAR(ld_shlibs, $1)=no
5772             ;;
5773         esac
5774         ;;
5775
5776       freebsd2.*)
5777         # C++ shared libraries reported to be fairly broken before
5778         # switch to ELF
5779         _LT_TAGVAR(ld_shlibs, $1)=no
5780         ;;
5781
5782       freebsd-elf*)
5783         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5784         ;;
5785
5786       freebsd* | dragonfly*)
5787         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
5788         # conventions
5789         _LT_TAGVAR(ld_shlibs, $1)=yes
5790         ;;
5791
5792       gnu*)
5793         ;;
5794
5795       haiku*)
5796         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5797         _LT_TAGVAR(link_all_deplibs, $1)=yes
5798         ;;
5799
5800       hpux9*)
5801         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5802         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5803         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5804         _LT_TAGVAR(hardcode_direct, $1)=yes
5805         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5806                                              # but as the default
5807                                              # location of the library.
5808
5809         case $cc_basename in
5810           CC*)
5811             # FIXME: insert proper C++ library support
5812             _LT_TAGVAR(ld_shlibs, $1)=no
5813             ;;
5814           aCC*)
5815             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5816             # Commands to make compiler produce verbose output that lists
5817             # what "hidden" libraries, object files and flags are used when
5818             # linking a shared library.
5819             #
5820             # There doesn't appear to be a way to prevent this compiler from
5821             # explicitly linking system object files so we need to strip them
5822             # from the output so that they don't get included in the library
5823             # dependencies.
5824             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
5825             ;;
5826           *)
5827             if test "$GXX" = yes; then
5828               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5829             else
5830               # FIXME: insert proper C++ library support
5831               _LT_TAGVAR(ld_shlibs, $1)=no
5832             fi
5833             ;;
5834         esac
5835         ;;
5836
5837       hpux10*|hpux11*)
5838         if test $with_gnu_ld = no; then
5839           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5840           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5841
5842           case $host_cpu in
5843             hppa*64*|ia64*)
5844               ;;
5845             *)
5846               _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5847               ;;
5848           esac
5849         fi
5850         case $host_cpu in
5851           hppa*64*|ia64*)
5852             _LT_TAGVAR(hardcode_direct, $1)=no
5853             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5854             ;;
5855           *)
5856             _LT_TAGVAR(hardcode_direct, $1)=yes
5857             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5858             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5859                                                  # but as the default
5860                                                  # location of the library.
5861             ;;
5862         esac
5863
5864         case $cc_basename in
5865           CC*)
5866             # FIXME: insert proper C++ library support
5867             _LT_TAGVAR(ld_shlibs, $1)=no
5868             ;;
5869           aCC*)
5870             case $host_cpu in
5871               hppa*64*)
5872                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5873                 ;;
5874               ia64*)
5875                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5876                 ;;
5877               *)
5878                 _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5879                 ;;
5880             esac
5881             # Commands to make compiler produce verbose output that lists
5882             # what "hidden" libraries, object files and flags are used when
5883             # linking a shared library.
5884             #
5885             # There doesn't appear to be a way to prevent this compiler from
5886             # explicitly linking system object files so we need to strip them
5887             # from the output so that they don't get included in the library
5888             # dependencies.
5889             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
5890             ;;
5891           *)
5892             if test "$GXX" = yes; then
5893               if test $with_gnu_ld = no; then
5894                 case $host_cpu in
5895                   hppa*64*)
5896                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5897                     ;;
5898                   ia64*)
5899                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5900                     ;;
5901                   *)
5902                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5903                     ;;
5904                 esac
5905               fi
5906             else
5907               # FIXME: insert proper C++ library support
5908               _LT_TAGVAR(ld_shlibs, $1)=no
5909             fi
5910             ;;
5911         esac
5912         ;;
5913
5914       interix[[3-9]]*)
5915         _LT_TAGVAR(hardcode_direct, $1)=no
5916         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5917         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5918         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5919         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5920         # Instead, shared libraries are loaded at an image base (0x10000000 by
5921         # default) and relocated if they conflict, which is a slow very memory
5922         # consuming and fragmenting process.  To avoid this, we pick a random,
5923         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5924         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5925         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5926         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5927         ;;
5928       irix5* | irix6*)
5929         case $cc_basename in
5930           CC*)
5931             # SGI C++
5932             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
5933
5934             # Archives containing C++ object files must be created using
5935             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
5936             # necessary to make sure instantiated templates are included
5937             # in the archive.
5938             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
5939             ;;
5940           *)
5941             if test "$GXX" = yes; then
5942               if test "$with_gnu_ld" = no; then
5943                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5944               else
5945                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
5946               fi
5947             fi
5948             _LT_TAGVAR(link_all_deplibs, $1)=yes
5949             ;;
5950         esac
5951         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5952         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5953         _LT_TAGVAR(inherit_rpath, $1)=yes
5954         ;;
5955
5956       linux* | k*bsd*-gnu | kopensolaris*-gnu)
5957         case $cc_basename in
5958           KCC*)
5959             # Kuck and Associates, Inc. (KAI) C++ Compiler
5960
5961             # KCC will only create a shared library if the output file
5962             # ends with ".so" (or ".sl" for HP-UX), so rename the library
5963             # to its proper name (with version) after linking.
5964             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
5965             _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
5966             # Commands to make compiler produce verbose output that lists
5967             # what "hidden" libraries, object files and flags are used when
5968             # linking a shared library.
5969             #
5970             # There doesn't appear to be a way to prevent this compiler from
5971             # explicitly linking system object files so we need to strip them
5972             # from the output so that they don't get included in the library
5973             # dependencies.
5974             output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
5975
5976             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5977             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5978
5979             # Archives containing C++ object files must be created using
5980             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
5981             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
5982             ;;
5983           icpc* | ecpc* )
5984             # Intel C++
5985             with_gnu_ld=yes
5986             # version 8.0 and above of icpc choke on multiply defined symbols
5987             # if we add $predep_objects and $postdep_objects, however 7.1 and
5988             # earlier do not add the objects themselves.
5989             case `$CC -V 2>&1` in
5990               *"Version 7."*)
5991                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5992                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5993                 ;;
5994               *)  # Version 8.0 or newer
5995                 tmp_idyn=
5996                 case $host_cpu in
5997                   ia64*) tmp_idyn=' -i_dynamic';;
5998                 esac
5999                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6000                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
6001                 ;;
6002             esac
6003             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6004             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6005             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6006             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6007             ;;
6008           pgCC* | pgcpp*)
6009             # Portland Group C++ compiler
6010             case `$CC -V` in
6011             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6012               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6013                 rm -rf $tpldir~
6014                 $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6015                 compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6016               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6017                 rm -rf $tpldir~
6018                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6019                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6020                 $RANLIB $oldlib'
6021               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6022                 rm -rf $tpldir~
6023                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6024                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6025               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6026                 rm -rf $tpldir~
6027                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6028                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6029               ;;
6030             *) # Version 6 and above use weak symbols
6031               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6032               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
6033               ;;
6034             esac
6035
6036             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
6037             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6038             _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6039             ;;
6040           cxx*)
6041             # Compaq C++
6042             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6043             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
6044
6045             runpath_var=LD_RUN_PATH
6046             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6047             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6048
6049             # Commands to make compiler produce verbose output that lists
6050             # what "hidden" libraries, object files and flags are used when
6051             # linking a shared library.
6052             #
6053             # There doesn't appear to be a way to prevent this compiler from
6054             # explicitly linking system object files so we need to strip them
6055             # from the output so that they don't get included in the library
6056             # dependencies.
6057             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
6058             ;;
6059           xl* | mpixl* | bgxl*)
6060             # IBM XL 8.0 on PPC, with GNU ld
6061             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6062             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6063             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6064             if test "x$supports_anon_versioning" = xyes; then
6065               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6066                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6067                 echo "local: *; };" >> $output_objdir/$libname.ver~
6068                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
6069             fi
6070             ;;
6071           *)
6072             case `$CC -V 2>&1 | sed 5q` in
6073             *Sun\ C*)
6074               # Sun C++ 5.9
6075               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6076               _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6077               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
6078               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6079               _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
6080               _LT_TAGVAR(compiler_needs_object, $1)=yes
6081
6082               # Not sure whether something based on
6083               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6084               # would be better.
6085               output_verbose_link_cmd='func_echo_all'
6086
6087               # Archives containing C++ object files must be created using
6088               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6089               # necessary to make sure instantiated templates are included
6090               # in the archive.
6091               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6092               ;;
6093             esac
6094             ;;
6095         esac
6096         ;;
6097
6098       lynxos*)
6099         # FIXME: insert proper C++ library support
6100         _LT_TAGVAR(ld_shlibs, $1)=no
6101         ;;
6102
6103       m88k*)
6104         # FIXME: insert proper C++ library support
6105         _LT_TAGVAR(ld_shlibs, $1)=no
6106         ;;
6107
6108       mvs*)
6109         case $cc_basename in
6110           cxx*)
6111             # FIXME: insert proper C++ library support
6112             _LT_TAGVAR(ld_shlibs, $1)=no
6113             ;;
6114           *)
6115             # FIXME: insert proper C++ library support
6116             _LT_TAGVAR(ld_shlibs, $1)=no
6117             ;;
6118         esac
6119         ;;
6120
6121       netbsd*)
6122         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6123           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6124           wlarc=
6125           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6126           _LT_TAGVAR(hardcode_direct, $1)=yes
6127           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6128         fi
6129         # Workaround some broken pre-1.5 toolchains
6130         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6131         ;;
6132
6133       *nto* | *qnx*)
6134         _LT_TAGVAR(ld_shlibs, $1)=yes
6135         ;;
6136
6137       openbsd2*)
6138         # C++ shared libraries are fairly broken
6139         _LT_TAGVAR(ld_shlibs, $1)=no
6140         ;;
6141
6142       openbsd*)
6143         if test -f /usr/libexec/ld.so; then
6144           _LT_TAGVAR(hardcode_direct, $1)=yes
6145           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6146           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6147           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6148           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6149           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6150             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
6151             _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6152             _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6153           fi
6154           output_verbose_link_cmd=func_echo_all
6155         else
6156           _LT_TAGVAR(ld_shlibs, $1)=no
6157         fi
6158         ;;
6159
6160       osf3* | osf4* | osf5*)
6161         case $cc_basename in
6162           KCC*)
6163             # Kuck and Associates, Inc. (KAI) C++ Compiler
6164
6165             # KCC will only create a shared library if the output file
6166             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6167             # to its proper name (with version) after linking.
6168             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6169
6170             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6171             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6172
6173             # Archives containing C++ object files must be created using
6174             # the KAI C++ compiler.
6175             case $host in
6176               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6177               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6178             esac
6179             ;;
6180           RCC*)
6181             # Rational C++ 2.4.1
6182             # FIXME: insert proper C++ library support
6183             _LT_TAGVAR(ld_shlibs, $1)=no
6184             ;;
6185           cxx*)
6186             case $host in
6187               osf3*)
6188                 _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6189                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6190                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6191                 ;;
6192               *)
6193                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6194                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
6195                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6196                   echo "-hidden">> $lib.exp~
6197                   $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
6198                   $RM $lib.exp'
6199                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6200                 ;;
6201             esac
6202
6203             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6204
6205             # Commands to make compiler produce verbose output that lists
6206             # what "hidden" libraries, object files and flags are used when
6207             # linking a shared library.
6208             #
6209             # There doesn't appear to be a way to prevent this compiler from
6210             # explicitly linking system object files so we need to strip them
6211             # from the output so that they don't get included in the library
6212             # dependencies.
6213             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6214             ;;
6215           *)
6216             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6217               _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6218               case $host in
6219                 osf3*)
6220                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6221                   ;;
6222                 *)
6223                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6224                   ;;
6225               esac
6226
6227               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6228               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6229
6230               # Commands to make compiler produce verbose output that lists
6231               # what "hidden" libraries, object files and flags are used when
6232               # linking a shared library.
6233               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6234
6235             else
6236               # FIXME: insert proper C++ library support
6237               _LT_TAGVAR(ld_shlibs, $1)=no
6238             fi
6239             ;;
6240         esac
6241         ;;
6242
6243       psos*)
6244         # FIXME: insert proper C++ library support
6245         _LT_TAGVAR(ld_shlibs, $1)=no
6246         ;;
6247
6248       sunos4*)
6249         case $cc_basename in
6250           CC*)
6251             # Sun C++ 4.x
6252             # FIXME: insert proper C++ library support
6253             _LT_TAGVAR(ld_shlibs, $1)=no
6254             ;;
6255           lcc*)
6256             # Lucid
6257             # FIXME: insert proper C++ library support
6258             _LT_TAGVAR(ld_shlibs, $1)=no
6259             ;;
6260           *)
6261             # FIXME: insert proper C++ library support
6262             _LT_TAGVAR(ld_shlibs, $1)=no
6263             ;;
6264         esac
6265         ;;
6266
6267       solaris*)
6268         case $cc_basename in
6269           CC*)
6270             # Sun C++ 4.2, 5.x and Centerline C++
6271             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6272             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6273             _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6274             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6275               $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6276
6277             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6278             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6279             case $host_os in
6280               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6281               *)
6282                 # The compiler driver will combine and reorder linker options,
6283                 # but understands `-z linker_flag'.
6284                 # Supported since Solaris 2.6 (maybe 2.5.1?)
6285                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6286                 ;;
6287             esac
6288             _LT_TAGVAR(link_all_deplibs, $1)=yes
6289
6290             output_verbose_link_cmd='func_echo_all'
6291
6292             # Archives containing C++ object files must be created using
6293             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6294             # necessary to make sure instantiated templates are included
6295             # in the archive.
6296             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6297             ;;
6298           gcx*)
6299             # Green Hills C++ Compiler
6300             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6301
6302             # The C++ compiler must be used to create the archive.
6303             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6304             ;;
6305           *)
6306             # GNU C++ compiler with Solaris linker
6307             if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6308               _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6309               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6310                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6311                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6312                   $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6313
6314                 # Commands to make compiler produce verbose output that lists
6315                 # what "hidden" libraries, object files and flags are used when
6316                 # linking a shared library.
6317                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6318               else
6319                 # g++ 2.7 appears to require `-G' NOT `-shared' on this
6320                 # platform.
6321                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6322                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6323                   $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6324
6325                 # Commands to make compiler produce verbose output that lists
6326                 # what "hidden" libraries, object files and flags are used when
6327                 # linking a shared library.
6328                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6329               fi
6330
6331               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6332               case $host_os in
6333                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6334                 *)
6335                   _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6336                   ;;
6337               esac
6338             fi
6339             ;;
6340         esac
6341         ;;
6342
6343     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6344       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6345       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6346       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6347       runpath_var='LD_RUN_PATH'
6348
6349       case $cc_basename in
6350         CC*)
6351           _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6352           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6353           ;;
6354         *)
6355           _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6356           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6357           ;;
6358       esac
6359       ;;
6360
6361       sysv5* | sco3.2v5* | sco5v6*)
6362         # Note: We can NOT use -z defs as we might desire, because we do not
6363         # link with -lc, and that would cause any symbols used from libc to
6364         # always be unresolved, which means just about no library would
6365         # ever link correctly.  If we're not using GNU ld we use -z text
6366         # though, which does catch some bad symbols but isn't as heavy-handed
6367         # as -z defs.
6368         _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6369         _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6370         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6371         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6372         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6373         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6374         _LT_TAGVAR(link_all_deplibs, $1)=yes
6375         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6376         runpath_var='LD_RUN_PATH'
6377
6378         case $cc_basename in
6379           CC*)
6380             _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6381             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6382             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6383               '"$_LT_TAGVAR(old_archive_cmds, $1)"
6384             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6385               '"$_LT_TAGVAR(reload_cmds, $1)"
6386             ;;
6387           *)
6388             _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6389             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6390             ;;
6391         esac
6392       ;;
6393
6394       tandem*)
6395         case $cc_basename in
6396           NCC*)
6397             # NonStop-UX NCC 3.20
6398             # FIXME: insert proper C++ library support
6399             _LT_TAGVAR(ld_shlibs, $1)=no
6400             ;;
6401           *)
6402             # FIXME: insert proper C++ library support
6403             _LT_TAGVAR(ld_shlibs, $1)=no
6404             ;;
6405         esac
6406         ;;
6407
6408       vxworks*)
6409         # FIXME: insert proper C++ library support
6410         _LT_TAGVAR(ld_shlibs, $1)=no
6411         ;;
6412
6413       *)
6414         # FIXME: insert proper C++ library support
6415         _LT_TAGVAR(ld_shlibs, $1)=no
6416         ;;
6417     esac
6418
6419     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6420     test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6421
6422     _LT_TAGVAR(GCC, $1)="$GXX"
6423     _LT_TAGVAR(LD, $1)="$LD"
6424
6425     ## CAVEAT EMPTOR:
6426     ## There is no encapsulation within the following macros, do not change
6427     ## the running order or otherwise move them around unless you know exactly
6428     ## what you are doing...
6429     _LT_SYS_HIDDEN_LIBDEPS($1)
6430     _LT_COMPILER_PIC($1)
6431     _LT_COMPILER_C_O($1)
6432     _LT_COMPILER_FILE_LOCKS($1)
6433     _LT_LINKER_SHLIBS($1)
6434     _LT_SYS_DYNAMIC_LINKER($1)
6435     _LT_LINKER_HARDCODE_LIBPATH($1)
6436
6437     _LT_CONFIG($1)
6438   fi # test -n "$compiler"
6439
6440   CC=$lt_save_CC
6441   LDCXX=$LD
6442   LD=$lt_save_LD
6443   GCC=$lt_save_GCC
6444   with_gnu_ld=$lt_save_with_gnu_ld
6445   lt_cv_path_LDCXX=$lt_cv_path_LD
6446   lt_cv_path_LD=$lt_save_path_LD
6447   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6448   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6449 fi # test "$_lt_caught_CXX_error" != yes
6450
6451 AC_LANG_POP
6452 ])# _LT_LANG_CXX_CONFIG
6453
6454
6455 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6456 # ---------------------------------
6457 # Figure out "hidden" library dependencies from verbose
6458 # compiler output when linking a shared library.
6459 # Parse the compiler output and extract the necessary
6460 # objects, libraries and library flags.
6461 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6462 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6463 # Dependencies to place before and after the object being linked:
6464 _LT_TAGVAR(predep_objects, $1)=
6465 _LT_TAGVAR(postdep_objects, $1)=
6466 _LT_TAGVAR(predeps, $1)=
6467 _LT_TAGVAR(postdeps, $1)=
6468 _LT_TAGVAR(compiler_lib_search_path, $1)=
6469
6470 dnl we can't use the lt_simple_compile_test_code here,
6471 dnl because it contains code intended for an executable,
6472 dnl not a library.  It's possible we should let each
6473 dnl tag define a new lt_????_link_test_code variable,
6474 dnl but it's only used here...
6475 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6476 int a;
6477 void foo (void) { a = 0; }
6478 _LT_EOF
6479 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6480 class Foo
6481 {
6482 public:
6483   Foo (void) { a = 0; }
6484 private:
6485   int a;
6486 };
6487 _LT_EOF
6488 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6489       subroutine foo
6490       implicit none
6491       integer*4 a
6492       a=0
6493       return
6494       end
6495 _LT_EOF
6496 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6497       subroutine foo
6498       implicit none
6499       integer a
6500       a=0
6501       return
6502       end
6503 _LT_EOF
6504 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6505 public class foo {
6506   private int a;
6507   public void bar (void) {
6508     a = 0;
6509   }
6510 };
6511 _LT_EOF
6512 ])
6513 dnl Parse the compiler output and extract the necessary
6514 dnl objects, libraries and library flags.
6515 if AC_TRY_EVAL(ac_compile); then
6516   # Parse the compiler output and extract the necessary
6517   # objects, libraries and library flags.
6518
6519   # Sentinel used to keep track of whether or not we are before
6520   # the conftest object file.
6521   pre_test_object_deps_done=no
6522
6523   for p in `eval "$output_verbose_link_cmd"`; do
6524     case $p in
6525
6526     -L* | -R* | -l*)
6527        # Some compilers place space between "-{L,R}" and the path.
6528        # Remove the space.
6529        if test $p = "-L" ||
6530           test $p = "-R"; then
6531          prev=$p
6532          continue
6533        else
6534          prev=
6535        fi
6536
6537        if test "$pre_test_object_deps_done" = no; then
6538          case $p in
6539          -L* | -R*)
6540            # Internal compiler library paths should come after those
6541            # provided the user.  The postdeps already come after the
6542            # user supplied libs so there is no need to process them.
6543            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
6544              _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
6545            else
6546              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
6547            fi
6548            ;;
6549          # The "-l" case would never come before the object being
6550          # linked, so don't bother handling this case.
6551          esac
6552        else
6553          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
6554            _LT_TAGVAR(postdeps, $1)="${prev}${p}"
6555          else
6556            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
6557          fi
6558        fi
6559        ;;
6560
6561     *.$objext)
6562        # This assumes that the test object file only shows up
6563        # once in the compiler output.
6564        if test "$p" = "conftest.$objext"; then
6565          pre_test_object_deps_done=yes
6566          continue
6567        fi
6568
6569        if test "$pre_test_object_deps_done" = no; then
6570          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
6571            _LT_TAGVAR(predep_objects, $1)="$p"
6572          else
6573            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
6574          fi
6575        else
6576          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
6577            _LT_TAGVAR(postdep_objects, $1)="$p"
6578          else
6579            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
6580          fi
6581        fi
6582        ;;
6583
6584     *) ;; # Ignore the rest.
6585
6586     esac
6587   done
6588
6589   # Clean up.
6590   rm -f a.out a.exe
6591 else
6592   echo "libtool.m4: error: problem compiling $1 test program"
6593 fi
6594
6595 $RM -f confest.$objext
6596
6597 # PORTME: override above test on systems where it is broken
6598 m4_if([$1], [CXX],
6599 [case $host_os in
6600 interix[[3-9]]*)
6601   # Interix 3.5 installs completely hosed .la files for C++, so rather than
6602   # hack all around it, let's just trust "g++" to DTRT.
6603   _LT_TAGVAR(predep_objects,$1)=
6604   _LT_TAGVAR(postdep_objects,$1)=
6605   _LT_TAGVAR(postdeps,$1)=
6606   ;;
6607
6608 linux*)
6609   case `$CC -V 2>&1 | sed 5q` in
6610   *Sun\ C*)
6611     # Sun C++ 5.9
6612
6613     # The more standards-conforming stlport4 library is
6614     # incompatible with the Cstd library. Avoid specifying
6615     # it if it's in CXXFLAGS. Ignore libCrun as
6616     # -library=stlport4 depends on it.
6617     case " $CXX $CXXFLAGS " in
6618     *" -library=stlport4 "*)
6619       solaris_use_stlport4=yes
6620       ;;
6621     esac
6622
6623     if test "$solaris_use_stlport4" != yes; then
6624       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6625     fi
6626     ;;
6627   esac
6628   ;;
6629
6630 solaris*)
6631   case $cc_basename in
6632   CC*)
6633     # The more standards-conforming stlport4 library is
6634     # incompatible with the Cstd library. Avoid specifying
6635     # it if it's in CXXFLAGS. Ignore libCrun as
6636     # -library=stlport4 depends on it.
6637     case " $CXX $CXXFLAGS " in
6638     *" -library=stlport4 "*)
6639       solaris_use_stlport4=yes
6640       ;;
6641     esac
6642
6643     # Adding this requires a known-good setup of shared libraries for
6644     # Sun compiler versions before 5.6, else PIC objects from an old
6645     # archive will be linked into the output, leading to subtle bugs.
6646     if test "$solaris_use_stlport4" != yes; then
6647       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6648     fi
6649     ;;
6650   esac
6651   ;;
6652 esac
6653 ])
6654
6655 case " $_LT_TAGVAR(postdeps, $1) " in
6656 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
6657 esac
6658  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
6659 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
6660  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
6661 fi
6662 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
6663     [The directories searched by this compiler when creating a shared library])
6664 _LT_TAGDECL([], [predep_objects], [1],
6665     [Dependencies to place before and after the objects being linked to
6666     create a shared library])
6667 _LT_TAGDECL([], [postdep_objects], [1])
6668 _LT_TAGDECL([], [predeps], [1])
6669 _LT_TAGDECL([], [postdeps], [1])
6670 _LT_TAGDECL([], [compiler_lib_search_path], [1],
6671     [The library search path used internally by the compiler when linking
6672     a shared library])
6673 ])# _LT_SYS_HIDDEN_LIBDEPS
6674
6675
6676 # _LT_LANG_F77_CONFIG([TAG])
6677 # --------------------------
6678 # Ensure that the configuration variables for a Fortran 77 compiler are
6679 # suitably defined.  These variables are subsequently used by _LT_CONFIG
6680 # to write the compiler configuration to `libtool'.
6681 m4_defun([_LT_LANG_F77_CONFIG],
6682 [AC_LANG_PUSH(Fortran 77)
6683 if test -z "$F77" || test "X$F77" = "Xno"; then
6684   _lt_disable_F77=yes
6685 fi
6686
6687 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6688 _LT_TAGVAR(allow_undefined_flag, $1)=
6689 _LT_TAGVAR(always_export_symbols, $1)=no
6690 _LT_TAGVAR(archive_expsym_cmds, $1)=
6691 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6692 _LT_TAGVAR(hardcode_direct, $1)=no
6693 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6694 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6695 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6696 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6697 _LT_TAGVAR(hardcode_minus_L, $1)=no
6698 _LT_TAGVAR(hardcode_automatic, $1)=no
6699 _LT_TAGVAR(inherit_rpath, $1)=no
6700 _LT_TAGVAR(module_cmds, $1)=
6701 _LT_TAGVAR(module_expsym_cmds, $1)=
6702 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6703 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6704 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6705 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6706 _LT_TAGVAR(no_undefined_flag, $1)=
6707 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6708 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6709
6710 # Source file extension for f77 test sources.
6711 ac_ext=f
6712
6713 # Object file extension for compiled f77 test sources.
6714 objext=o
6715 _LT_TAGVAR(objext, $1)=$objext
6716
6717 # No sense in running all these tests if we already determined that
6718 # the F77 compiler isn't working.  Some variables (like enable_shared)
6719 # are currently assumed to apply to all compilers on this platform,
6720 # and will be corrupted by setting them based on a non-working compiler.
6721 if test "$_lt_disable_F77" != yes; then
6722   # Code to be used in simple compile tests
6723   lt_simple_compile_test_code="\
6724       subroutine t
6725       return
6726       end
6727 "
6728
6729   # Code to be used in simple link tests
6730   lt_simple_link_test_code="\
6731       program t
6732       end
6733 "
6734
6735   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6736   _LT_TAG_COMPILER
6737
6738   # save warnings/boilerplate of simple test code
6739   _LT_COMPILER_BOILERPLATE
6740   _LT_LINKER_BOILERPLATE
6741
6742   # Allow CC to be a program name with arguments.
6743   lt_save_CC="$CC"
6744   lt_save_GCC=$GCC
6745   CC=${F77-"f77"}
6746   compiler=$CC
6747   _LT_TAGVAR(compiler, $1)=$CC
6748   _LT_CC_BASENAME([$compiler])
6749   GCC=$G77
6750   if test -n "$compiler"; then
6751     AC_MSG_CHECKING([if libtool supports shared libraries])
6752     AC_MSG_RESULT([$can_build_shared])
6753
6754     AC_MSG_CHECKING([whether to build shared libraries])
6755     test "$can_build_shared" = "no" && enable_shared=no
6756
6757     # On AIX, shared libraries and static libraries use the same namespace, and
6758     # are all built from PIC.
6759     case $host_os in
6760       aix3*)
6761         test "$enable_shared" = yes && enable_static=no
6762         if test -n "$RANLIB"; then
6763           archive_cmds="$archive_cmds~\$RANLIB \$lib"
6764           postinstall_cmds='$RANLIB $lib'
6765         fi
6766         ;;
6767       aix[[4-9]]*)
6768         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6769           test "$enable_shared" = yes && enable_static=no
6770         fi
6771         ;;
6772     esac
6773     AC_MSG_RESULT([$enable_shared])
6774
6775     AC_MSG_CHECKING([whether to build static libraries])
6776     # Make sure either enable_shared or enable_static is yes.
6777     test "$enable_shared" = yes || enable_static=yes
6778     AC_MSG_RESULT([$enable_static])
6779
6780     _LT_TAGVAR(GCC, $1)="$G77"
6781     _LT_TAGVAR(LD, $1)="$LD"
6782
6783     ## CAVEAT EMPTOR:
6784     ## There is no encapsulation within the following macros, do not change
6785     ## the running order or otherwise move them around unless you know exactly
6786     ## what you are doing...
6787     _LT_COMPILER_PIC($1)
6788     _LT_COMPILER_C_O($1)
6789     _LT_COMPILER_FILE_LOCKS($1)
6790     _LT_LINKER_SHLIBS($1)
6791     _LT_SYS_DYNAMIC_LINKER($1)
6792     _LT_LINKER_HARDCODE_LIBPATH($1)
6793
6794     _LT_CONFIG($1)
6795   fi # test -n "$compiler"
6796
6797   GCC=$lt_save_GCC
6798   CC="$lt_save_CC"
6799 fi # test "$_lt_disable_F77" != yes
6800
6801 AC_LANG_POP
6802 ])# _LT_LANG_F77_CONFIG
6803
6804
6805 # _LT_LANG_FC_CONFIG([TAG])
6806 # -------------------------
6807 # Ensure that the configuration variables for a Fortran compiler are
6808 # suitably defined.  These variables are subsequently used by _LT_CONFIG
6809 # to write the compiler configuration to `libtool'.
6810 m4_defun([_LT_LANG_FC_CONFIG],
6811 [AC_LANG_PUSH(Fortran)
6812
6813 if test -z "$FC" || test "X$FC" = "Xno"; then
6814   _lt_disable_FC=yes
6815 fi
6816
6817 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6818 _LT_TAGVAR(allow_undefined_flag, $1)=
6819 _LT_TAGVAR(always_export_symbols, $1)=no
6820 _LT_TAGVAR(archive_expsym_cmds, $1)=
6821 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6822 _LT_TAGVAR(hardcode_direct, $1)=no
6823 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6824 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6825 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6826 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6827 _LT_TAGVAR(hardcode_minus_L, $1)=no
6828 _LT_TAGVAR(hardcode_automatic, $1)=no
6829 _LT_TAGVAR(inherit_rpath, $1)=no
6830 _LT_TAGVAR(module_cmds, $1)=
6831 _LT_TAGVAR(module_expsym_cmds, $1)=
6832 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6833 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6834 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6835 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6836 _LT_TAGVAR(no_undefined_flag, $1)=
6837 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6838 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6839
6840 # Source file extension for fc test sources.
6841 ac_ext=${ac_fc_srcext-f}
6842
6843 # Object file extension for compiled fc test sources.
6844 objext=o
6845 _LT_TAGVAR(objext, $1)=$objext
6846
6847 # No sense in running all these tests if we already determined that
6848 # the FC compiler isn't working.  Some variables (like enable_shared)
6849 # are currently assumed to apply to all compilers on this platform,
6850 # and will be corrupted by setting them based on a non-working compiler.
6851 if test "$_lt_disable_FC" != yes; then
6852   # Code to be used in simple compile tests
6853   lt_simple_compile_test_code="\
6854       subroutine t
6855       return
6856       end
6857 "
6858
6859   # Code to be used in simple link tests
6860   lt_simple_link_test_code="\
6861       program t
6862       end
6863 "
6864
6865   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6866   _LT_TAG_COMPILER
6867
6868   # save warnings/boilerplate of simple test code
6869   _LT_COMPILER_BOILERPLATE
6870   _LT_LINKER_BOILERPLATE
6871
6872   # Allow CC to be a program name with arguments.
6873   lt_save_CC="$CC"
6874   lt_save_GCC=$GCC
6875   CC=${FC-"f95"}
6876   compiler=$CC
6877   GCC=$ac_cv_fc_compiler_gnu
6878
6879   _LT_TAGVAR(compiler, $1)=$CC
6880   _LT_CC_BASENAME([$compiler])
6881
6882   if test -n "$compiler"; then
6883     AC_MSG_CHECKING([if libtool supports shared libraries])
6884     AC_MSG_RESULT([$can_build_shared])
6885
6886     AC_MSG_CHECKING([whether to build shared libraries])
6887     test "$can_build_shared" = "no" && enable_shared=no
6888
6889     # On AIX, shared libraries and static libraries use the same namespace, and
6890     # are all built from PIC.
6891     case $host_os in
6892       aix3*)
6893         test "$enable_shared" = yes && enable_static=no
6894         if test -n "$RANLIB"; then
6895           archive_cmds="$archive_cmds~\$RANLIB \$lib"
6896           postinstall_cmds='$RANLIB $lib'
6897         fi
6898         ;;
6899       aix[[4-9]]*)
6900         if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6901           test "$enable_shared" = yes && enable_static=no
6902         fi
6903         ;;
6904     esac
6905     AC_MSG_RESULT([$enable_shared])
6906
6907     AC_MSG_CHECKING([whether to build static libraries])
6908     # Make sure either enable_shared or enable_static is yes.
6909     test "$enable_shared" = yes || enable_static=yes
6910     AC_MSG_RESULT([$enable_static])
6911
6912     _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
6913     _LT_TAGVAR(LD, $1)="$LD"
6914
6915     ## CAVEAT EMPTOR:
6916     ## There is no encapsulation within the following macros, do not change
6917     ## the running order or otherwise move them around unless you know exactly
6918     ## what you are doing...
6919     _LT_SYS_HIDDEN_LIBDEPS($1)
6920     _LT_COMPILER_PIC($1)
6921     _LT_COMPILER_C_O($1)
6922     _LT_COMPILER_FILE_LOCKS($1)
6923     _LT_LINKER_SHLIBS($1)
6924     _LT_SYS_DYNAMIC_LINKER($1)
6925     _LT_LINKER_HARDCODE_LIBPATH($1)
6926
6927     _LT_CONFIG($1)
6928   fi # test -n "$compiler"
6929
6930   GCC=$lt_save_GCC
6931   CC="$lt_save_CC"
6932 fi # test "$_lt_disable_FC" != yes
6933
6934 AC_LANG_POP
6935 ])# _LT_LANG_FC_CONFIG
6936
6937
6938 # _LT_LANG_GCJ_CONFIG([TAG])
6939 # --------------------------
6940 # Ensure that the configuration variables for the GNU Java Compiler compiler
6941 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
6942 # to write the compiler configuration to `libtool'.
6943 m4_defun([_LT_LANG_GCJ_CONFIG],
6944 [AC_REQUIRE([LT_PROG_GCJ])dnl
6945 AC_LANG_SAVE
6946
6947 # Source file extension for Java test sources.
6948 ac_ext=java
6949
6950 # Object file extension for compiled Java test sources.
6951 objext=o
6952 _LT_TAGVAR(objext, $1)=$objext
6953
6954 # Code to be used in simple compile tests
6955 lt_simple_compile_test_code="class foo {}"
6956
6957 # Code to be used in simple link tests
6958 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
6959
6960 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6961 _LT_TAG_COMPILER
6962
6963 # save warnings/boilerplate of simple test code
6964 _LT_COMPILER_BOILERPLATE
6965 _LT_LINKER_BOILERPLATE
6966
6967 # Allow CC to be a program name with arguments.
6968 lt_save_CC="$CC"
6969 lt_save_GCC=$GCC
6970 GCC=yes
6971 CC=${GCJ-"gcj"}
6972 compiler=$CC
6973 _LT_TAGVAR(compiler, $1)=$CC
6974 _LT_TAGVAR(LD, $1)="$LD"
6975 _LT_CC_BASENAME([$compiler])
6976
6977 # GCJ did not exist at the time GCC didn't implicitly link libc in.
6978 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6979
6980 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6981 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6982 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6983
6984 ## CAVEAT EMPTOR:
6985 ## There is no encapsulation within the following macros, do not change
6986 ## the running order or otherwise move them around unless you know exactly
6987 ## what you are doing...
6988 if test -n "$compiler"; then
6989   _LT_COMPILER_NO_RTTI($1)
6990   _LT_COMPILER_PIC($1)
6991   _LT_COMPILER_C_O($1)
6992   _LT_COMPILER_FILE_LOCKS($1)
6993   _LT_LINKER_SHLIBS($1)
6994   _LT_LINKER_HARDCODE_LIBPATH($1)
6995
6996   _LT_CONFIG($1)
6997 fi
6998
6999 AC_LANG_RESTORE
7000
7001 GCC=$lt_save_GCC
7002 CC="$lt_save_CC"
7003 ])# _LT_LANG_GCJ_CONFIG
7004
7005
7006 # _LT_LANG_RC_CONFIG([TAG])
7007 # -------------------------
7008 # Ensure that the configuration variables for the Windows resource compiler
7009 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7010 # to write the compiler configuration to `libtool'.
7011 m4_defun([_LT_LANG_RC_CONFIG],
7012 [AC_REQUIRE([LT_PROG_RC])dnl
7013 AC_LANG_SAVE
7014
7015 # Source file extension for RC test sources.
7016 ac_ext=rc
7017
7018 # Object file extension for compiled RC test sources.
7019 objext=o
7020 _LT_TAGVAR(objext, $1)=$objext
7021
7022 # Code to be used in simple compile tests
7023 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7024
7025 # Code to be used in simple link tests
7026 lt_simple_link_test_code="$lt_simple_compile_test_code"
7027
7028 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7029 _LT_TAG_COMPILER
7030
7031 # save warnings/boilerplate of simple test code
7032 _LT_COMPILER_BOILERPLATE
7033 _LT_LINKER_BOILERPLATE
7034
7035 # Allow CC to be a program name with arguments.
7036 lt_save_CC="$CC"
7037 lt_save_GCC=$GCC
7038 GCC=
7039 CC=${RC-"windres"}
7040 compiler=$CC
7041 _LT_TAGVAR(compiler, $1)=$CC
7042 _LT_CC_BASENAME([$compiler])
7043 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7044
7045 if test -n "$compiler"; then
7046   :
7047   _LT_CONFIG($1)
7048 fi
7049
7050 GCC=$lt_save_GCC
7051 AC_LANG_RESTORE
7052 CC="$lt_save_CC"
7053 ])# _LT_LANG_RC_CONFIG
7054
7055
7056 # LT_PROG_GCJ
7057 # -----------
7058 AC_DEFUN([LT_PROG_GCJ],
7059 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7060   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7061     [AC_CHECK_TOOL(GCJ, gcj,)
7062       test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
7063       AC_SUBST(GCJFLAGS)])])[]dnl
7064 ])
7065
7066 # Old name:
7067 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7068 dnl aclocal-1.4 backwards compatibility:
7069 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7070
7071
7072 # LT_PROG_RC
7073 # ----------
7074 AC_DEFUN([LT_PROG_RC],
7075 [AC_CHECK_TOOL(RC, windres,)
7076 ])
7077
7078 # Old name:
7079 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7080 dnl aclocal-1.4 backwards compatibility:
7081 dnl AC_DEFUN([LT_AC_PROG_RC], [])
7082
7083
7084 # _LT_DECL_EGREP
7085 # --------------
7086 # If we don't have a new enough Autoconf to choose the best grep
7087 # available, choose the one first in the user's PATH.
7088 m4_defun([_LT_DECL_EGREP],
7089 [AC_REQUIRE([AC_PROG_EGREP])dnl
7090 AC_REQUIRE([AC_PROG_FGREP])dnl
7091 test -z "$GREP" && GREP=grep
7092 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7093 _LT_DECL([], [EGREP], [1], [An ERE matcher])
7094 _LT_DECL([], [FGREP], [1], [A literal string matcher])
7095 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7096 AC_SUBST([GREP])
7097 ])
7098
7099
7100 # _LT_DECL_OBJDUMP
7101 # --------------
7102 # If we don't have a new enough Autoconf to choose the best objdump
7103 # available, choose the one first in the user's PATH.
7104 m4_defun([_LT_DECL_OBJDUMP],
7105 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
7106 test -z "$OBJDUMP" && OBJDUMP=objdump
7107 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7108 AC_SUBST([OBJDUMP])
7109 ])
7110
7111
7112 # _LT_DECL_SED
7113 # ------------
7114 # Check for a fully-functional sed program, that truncates
7115 # as few characters as possible.  Prefer GNU sed if found.
7116 m4_defun([_LT_DECL_SED],
7117 [AC_PROG_SED
7118 test -z "$SED" && SED=sed
7119 Xsed="$SED -e 1s/^X//"
7120 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7121 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7122     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7123 ])# _LT_DECL_SED
7124
7125 m4_ifndef([AC_PROG_SED], [
7126 ############################################################
7127 # NOTE: This macro has been submitted for inclusion into   #
7128 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7129 #  a released version of Autoconf we should remove this    #
7130 #  macro and use it instead.                               #
7131 ############################################################
7132
7133 m4_defun([AC_PROG_SED],
7134 [AC_MSG_CHECKING([for a sed that does not truncate output])
7135 AC_CACHE_VAL(lt_cv_path_SED,
7136 [# Loop through the user's path and test for sed and gsed.
7137 # Then use that list of sed's as ones to test for truncation.
7138 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7139 for as_dir in $PATH
7140 do
7141   IFS=$as_save_IFS
7142   test -z "$as_dir" && as_dir=.
7143   for lt_ac_prog in sed gsed; do
7144     for ac_exec_ext in '' $ac_executable_extensions; do
7145       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7146         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7147       fi
7148     done
7149   done
7150 done
7151 IFS=$as_save_IFS
7152 lt_ac_max=0
7153 lt_ac_count=0
7154 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
7155 # along with /bin/sed that truncates output.
7156 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7157   test ! -f $lt_ac_sed && continue
7158   cat /dev/null > conftest.in
7159   lt_ac_count=0
7160   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7161   # Check for GNU sed and select it if it is found.
7162   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7163     lt_cv_path_SED=$lt_ac_sed
7164     break
7165   fi
7166   while true; do
7167     cat conftest.in conftest.in >conftest.tmp
7168     mv conftest.tmp conftest.in
7169     cp conftest.in conftest.nl
7170     echo >>conftest.nl
7171     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7172     cmp -s conftest.out conftest.nl || break
7173     # 10000 chars as input seems more than enough
7174     test $lt_ac_count -gt 10 && break
7175     lt_ac_count=`expr $lt_ac_count + 1`
7176     if test $lt_ac_count -gt $lt_ac_max; then
7177       lt_ac_max=$lt_ac_count
7178       lt_cv_path_SED=$lt_ac_sed
7179     fi
7180   done
7181 done
7182 ])
7183 SED=$lt_cv_path_SED
7184 AC_SUBST([SED])
7185 AC_MSG_RESULT([$SED])
7186 ])#AC_PROG_SED
7187 ])#m4_ifndef
7188
7189 # Old name:
7190 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7191 dnl aclocal-1.4 backwards compatibility:
7192 dnl AC_DEFUN([LT_AC_PROG_SED], [])
7193
7194
7195 # _LT_CHECK_SHELL_FEATURES
7196 # ------------------------
7197 # Find out whether the shell is Bourne or XSI compatible,
7198 # or has some other useful features.
7199 m4_defun([_LT_CHECK_SHELL_FEATURES],
7200 [AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7201 # Try some XSI features
7202 xsi_shell=no
7203 ( _lt_dummy="a/b/c"
7204   test "${_lt_dummy##*/},${_lt_dummy%/*},"${_lt_dummy%"$_lt_dummy"}, \
7205       = c,a/b,, \
7206     && eval 'test $(( 1 + 1 )) -eq 2 \
7207     && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7208   && xsi_shell=yes
7209 AC_MSG_RESULT([$xsi_shell])
7210 _LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7211
7212 AC_MSG_CHECKING([whether the shell understands "+="])
7213 lt_shell_append=no
7214 ( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7215     >/dev/null 2>&1 \
7216   && lt_shell_append=yes
7217 AC_MSG_RESULT([$lt_shell_append])
7218 _LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7219
7220 if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7221   lt_unset=unset
7222 else
7223   lt_unset=false
7224 fi
7225 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7226
7227 # test EBCDIC or ASCII
7228 case `echo X|tr X '\101'` in
7229  A) # ASCII based system
7230     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7231   lt_SP2NL='tr \040 \012'
7232   lt_NL2SP='tr \015\012 \040\040'
7233   ;;
7234  *) # EBCDIC based system
7235   lt_SP2NL='tr \100 \n'
7236   lt_NL2SP='tr \r\n \100\100'
7237   ;;
7238 esac
7239 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7240 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7241 ])# _LT_CHECK_SHELL_FEATURES
7242
7243
7244 # _LT_PROG_XSI_SHELLFNS
7245 # ---------------------
7246 # Bourne and XSI compatible variants of some useful shell functions.
7247 m4_defun([_LT_PROG_XSI_SHELLFNS],
7248 [case $xsi_shell in
7249   yes)
7250     cat << \_LT_EOF >> "$cfgfile"
7251
7252 # func_dirname file append nondir_replacement
7253 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7254 # otherwise set result to NONDIR_REPLACEMENT.
7255 func_dirname ()
7256 {
7257   case ${1} in
7258     */*) func_dirname_result="${1%/*}${2}" ;;
7259     *  ) func_dirname_result="${3}" ;;
7260   esac
7261 }
7262
7263 # func_basename file
7264 func_basename ()
7265 {
7266   func_basename_result="${1##*/}"
7267 }
7268
7269 # func_dirname_and_basename file append nondir_replacement
7270 # perform func_basename and func_dirname in a single function
7271 # call:
7272 #   dirname:  Compute the dirname of FILE.  If nonempty,
7273 #             add APPEND to the result, otherwise set result
7274 #             to NONDIR_REPLACEMENT.
7275 #             value returned in "$func_dirname_result"
7276 #   basename: Compute filename of FILE.
7277 #             value retuned in "$func_basename_result"
7278 # Implementation must be kept synchronized with func_dirname
7279 # and func_basename. For efficiency, we do not delegate to
7280 # those functions but instead duplicate the functionality here.
7281 func_dirname_and_basename ()
7282 {
7283   case ${1} in
7284     */*) func_dirname_result="${1%/*}${2}" ;;
7285     *  ) func_dirname_result="${3}" ;;
7286   esac
7287   func_basename_result="${1##*/}"
7288 }
7289
7290 # func_stripname prefix suffix name
7291 # strip PREFIX and SUFFIX off of NAME.
7292 # PREFIX and SUFFIX must not contain globbing or regex special
7293 # characters, hashes, percent signs, but SUFFIX may contain a leading
7294 # dot (in which case that matches only a dot).
7295 func_stripname ()
7296 {
7297   # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7298   # positional parameters, so assign one to ordinary parameter first.
7299   func_stripname_result=${3}
7300   func_stripname_result=${func_stripname_result#"${1}"}
7301   func_stripname_result=${func_stripname_result%"${2}"}
7302 }
7303
7304 # func_opt_split
7305 func_opt_split ()
7306 {
7307   func_opt_split_opt=${1%%=*}
7308   func_opt_split_arg=${1#*=}
7309 }
7310
7311 # func_lo2o object
7312 func_lo2o ()
7313 {
7314   case ${1} in
7315     *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7316     *)    func_lo2o_result=${1} ;;
7317   esac
7318 }
7319
7320 # func_xform libobj-or-source
7321 func_xform ()
7322 {
7323   func_xform_result=${1%.*}.lo
7324 }
7325
7326 # func_arith arithmetic-term...
7327 func_arith ()
7328 {
7329   func_arith_result=$(( $[*] ))
7330 }
7331
7332 # func_len string
7333 # STRING may not start with a hyphen.
7334 func_len ()
7335 {
7336   func_len_result=${#1}
7337 }
7338
7339 _LT_EOF
7340     ;;
7341   *) # Bourne compatible functions.
7342     cat << \_LT_EOF >> "$cfgfile"
7343
7344 # func_dirname file append nondir_replacement
7345 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7346 # otherwise set result to NONDIR_REPLACEMENT.
7347 func_dirname ()
7348 {
7349   # Extract subdirectory from the argument.
7350   func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
7351   if test "X$func_dirname_result" = "X${1}"; then
7352     func_dirname_result="${3}"
7353   else
7354     func_dirname_result="$func_dirname_result${2}"
7355   fi
7356 }
7357
7358 # func_basename file
7359 func_basename ()
7360 {
7361   func_basename_result=`$ECHO "${1}" | $SED "$basename"`
7362 }
7363
7364 dnl func_dirname_and_basename
7365 dnl A portable version of this function is already defined in general.m4sh
7366 dnl so there is no need for it here.
7367
7368 # func_stripname prefix suffix name
7369 # strip PREFIX and SUFFIX off of NAME.
7370 # PREFIX and SUFFIX must not contain globbing or regex special
7371 # characters, hashes, percent signs, but SUFFIX may contain a leading
7372 # dot (in which case that matches only a dot).
7373 # func_strip_suffix prefix name
7374 func_stripname ()
7375 {
7376   case ${2} in
7377     .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
7378     *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
7379   esac
7380 }
7381
7382 # sed scripts:
7383 my_sed_long_opt='1s/^\(-[[^=]]*\)=.*/\1/;q'
7384 my_sed_long_arg='1s/^-[[^=]]*=//'
7385
7386 # func_opt_split
7387 func_opt_split ()
7388 {
7389   func_opt_split_opt=`$ECHO "${1}" | $SED "$my_sed_long_opt"`
7390   func_opt_split_arg=`$ECHO "${1}" | $SED "$my_sed_long_arg"`
7391 }
7392
7393 # func_lo2o object
7394 func_lo2o ()
7395 {
7396   func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
7397 }
7398
7399 # func_xform libobj-or-source
7400 func_xform ()
7401 {
7402   func_xform_result=`$ECHO "${1}" | $SED 's/\.[[^.]]*$/.lo/'`
7403 }
7404
7405 # func_arith arithmetic-term...
7406 func_arith ()
7407 {
7408   func_arith_result=`expr "$[@]"`
7409 }
7410
7411 # func_len string
7412 # STRING may not start with a hyphen.
7413 func_len ()
7414 {
7415   func_len_result=`expr "$[1]" : ".*" 2>/dev/null || echo $max_cmd_len`
7416 }
7417
7418 _LT_EOF
7419 esac
7420
7421 case $lt_shell_append in
7422   yes)
7423     cat << \_LT_EOF >> "$cfgfile"
7424
7425 # func_append var value
7426 # Append VALUE to the end of shell variable VAR.
7427 func_append ()
7428 {
7429   eval "$[1]+=\$[2]"
7430 }
7431 _LT_EOF
7432     ;;
7433   *)
7434     cat << \_LT_EOF >> "$cfgfile"
7435
7436 # func_append var value
7437 # Append VALUE to the end of shell variable VAR.
7438 func_append ()
7439 {
7440   eval "$[1]=\$$[1]\$[2]"
7441 }
7442
7443 _LT_EOF
7444     ;;
7445   esac
7446 ])