libjava/aclocal.m4

   1 dnl aclocal.m4 generated automatically by aclocal 1.4
   2
   3 dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
   4 dnl This file is free software; the Free Software Foundation
   5 dnl gives unlimited permission to copy and/or distribute it,
   6 dnl with or without modifications, as long as this notice is preserved.
   7
   8 dnl This program is distributed in the hope that it will be useful,
   9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  11 dnl PARTICULAR PURPOSE.
  12
  13 # FIXME: We temporarily define our own version of AC_PROG_CC.  This is
  14 # copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
  15 # are probably using a cross compiler, which will not be able to fully
  16 # link an executable.  This should really be fixed in autoconf
  17 # itself.
  18
  19 AC_DEFUN(LIBGCJ_CONFIGURE,
  20 [
  21 dnl Default to --enable-multilib
  22 AC_ARG_ENABLE(multilib,
  23 [  --enable-multilib       build many library versions (default)],
  24 [case "${enableval}" in
  25   yes) multilib=yes ;;
  26   no)  multilib=no ;;
  27   *)   AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
  28  esac], [multilib=yes])dnl
  29
  30 dnl We may get other options which we dont document:
  31 dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
  32
  33 if test "[$]{srcdir}" = "."; then
  34   if test "[$]{with_target_subdir}" != "."; then
  35     libgcj_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1"
  36   else
  37     libgcj_basedir="[$]{srcdir}/[$]{with_multisrctop}$1"
  38   fi
  39 else
  40   libgcj_basedir="[$]{srcdir}/$1"
  41 fi
  42 AC_SUBST(libgcj_basedir)
  43
  44 AC_CANONICAL_HOST
  45
  46 dnl version is pulled out to make it a bit easier to change using sed.
  47 version=0.0.7
  48 dnl Still use "libjava" here to placate dejagnu.
  49 AM_INIT_AUTOMAKE(libjava, $version)
  50
  51 # FIXME: We temporarily define our own version of AC_PROG_CC.  This is
  52 # copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
  53 # are probably using a cross compiler, which will not be able to fully
  54 # link an executable.  This should really be fixed in autoconf
  55 # itself.
  56
  57 AC_DEFUN(LIB_AC_PROG_CC,
  58 [AC_BEFORE([$0], [AC_PROG_CPP])dnl
  59 dnl Fool anybody using AC_PROG_CC.
  60 AC_PROVIDE([AC_PROG_CC])
  61 AC_CHECK_PROG(CC, gcc, gcc)
  62 if test -z "$CC"; then
  63   AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
  64   test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
  65 fi
  66
  67 AC_PROG_CC_GNU
  68
  69 if test $ac_cv_prog_gcc = yes; then
  70   GCC=yes
  71 dnl Check whether -g works, even if CFLAGS is set, in case the package
  72 dnl plays around with CFLAGS (such as to build both debugging and
  73 dnl normal versions of a library), tasteless as that idea is.
  74   ac_test_CFLAGS="${CFLAGS+set}"
  75   ac_save_CFLAGS="$CFLAGS"
  76   CFLAGS=
  77   AC_PROG_CC_G
  78   if test "$ac_test_CFLAGS" = set; then
  79     CFLAGS="$ac_save_CFLAGS"
  80   elif test $ac_cv_prog_cc_g = yes; then
  81     CFLAGS="-g -O2"
  82   else
  83     CFLAGS="-O2"
  84   fi
  85 else
  86   GCC=
  87   test "${CFLAGS+set}" = set || CFLAGS="-g"
  88 fi
  89 ])
  90
  91 LIB_AC_PROG_CC
  92
  93 # Likewise for AC_PROG_CXX.
  94 AC_DEFUN(LIB_AC_PROG_CXX,
  95 [AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl
  96 dnl Fool anybody using AC_PROG_CXX.
  97 AC_PROVIDE([AC_PROG_CXX])
  98 AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++, gcc)
  99 test -z "$CXX" && AC_MSG_ERROR([no acceptable c++ found in \$PATH])
 100
 101 AC_PROG_CXX_GNU
 102
 103 if test $ac_cv_prog_gxx = yes; then
 104   GXX=yes
 105 dnl Check whether -g works, even if CXXFLAGS is set, in case the package
 106 dnl plays around with CXXFLAGS (such as to build both debugging and
 107 dnl normal versions of a library), tasteless as that idea is.
 108   ac_test_CXXFLAGS="${CXXFLAGS+set}"
 109   ac_save_CXXFLAGS="$CXXFLAGS"
 110   CXXFLAGS=
 111   AC_PROG_CXX_G
 112   if test "$ac_test_CXXFLAGS" = set; then
 113     CXXFLAGS="$ac_save_CXXFLAGS"
 114   elif test $ac_cv_prog_cxx_g = yes; then
 115     CXXFLAGS="-g -O2"
 116   else
 117     CXXFLAGS="-O2"
 118   fi
 119 else
 120   GXX=
 121   test "${CXXFLAGS+set}" = set || CXXFLAGS="-g"
 122 fi
 123 ])
 124
 125 LIB_AC_PROG_CXX
 126
 127 # AC_CHECK_TOOL does AC_REQUIRE (AC_CANONICAL_BUILD).  If we dont
 128 # run it explicitly here, it will be run implicitly before
 129 # LIBGCJ_CONFIGURE, which doesn't work because that means that it will
 130 # be run before AC_CANONICAL_HOST.
 131 AC_CANONICAL_BUILD
 132
 133 AC_CHECK_TOOL(AS, as)
 134 AC_CHECK_TOOL(AR, ar)
 135 AC_CHECK_TOOL(RANLIB, ranlib, :)
 136
 137 AC_PROG_INSTALL
 138
 139 AM_MAINTAINER_MODE
 140
 141 # We need AC_EXEEXT to keep automake happy in cygnus mode.  However,
 142 # at least currently, we never actually build a program, so we never
 143 # need to use $(EXEEXT).  Moreover, the test for EXEEXT normally
 144 # fails, because we are probably configuring with a cross compiler
 145 # which cant create executables.  So we include AC_EXEEXT to keep
 146 # automake happy, but we dont execute it, since we dont care about
 147 # the result.
 148 if false; then
 149   AC_EXEEXT
 150 fi
 151
 152 # configure.host sets the following important variables
 153 #       libgcj_cflags    - host specific C compiler flags
 154 #       libgcj_cxxflags  - host specific C++ compiler flags
 155 #       libgcj_javaflags - host specific Java compiler flags
 156
 157 libgcj_cflags=
 158 libgcj_cxxflags=
 159 libgcj_javaflags=
 160
 161 . [$]{libgcj_basedir}/configure.host
 162
 163 case [$]{libgcj_basedir} in
 164 /* | [A-Za-z]:[/\\]*) libgcj_flagbasedir=[$]{libgcj_basedir} ;;
 165 *) libgcj_flagbasedir='[$](top_builddir)/'[$]{libgcj_basedir} ;;
 166 esac
 167
 168 LIBGCJ_CFLAGS="[$]{libgcj_cflags}"
 169 LIBGCJ_CXXFLAGS="[$]{libgcj_cxxflags}"
 170 LIBGCJ_JAVAFLAGS="[$]{libgcj_javaflags}"
 171 AC_SUBST(LIBGCJ_CFLAGS)
 172 AC_SUBST(LIBGCJ_CXXFLAGS)
 173 AC_SUBST(LIBGCJ_JAVAFLAGS)
 174 ])dnl
 175
 176 # Do all the work for Automake.  This macro actually does too much --
 177 # some checks are only needed if your package does certain things.
 178 # But this isn't really a big deal.
 179
 180 # serial 1
 181
 182 dnl Usage:
 183 dnl AM_INIT_AUTOMAKE(package,version, [no-define])
 184
 185 AC_DEFUN(AM_INIT_AUTOMAKE,
 186 [AC_REQUIRE([AC_PROG_INSTALL])
 187 PACKAGE=[$1]
 188 AC_SUBST(PACKAGE)
 189 VERSION=[$2]
 190 AC_SUBST(VERSION)
 191 dnl test to see if srcdir already configured
 192 if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
 193   AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
 194 fi
 195 ifelse([$3],,
 196 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
 197 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
 198 AC_REQUIRE([AM_SANITY_CHECK])
 199 AC_REQUIRE([AC_ARG_PROGRAM])
 200 dnl FIXME This is truly gross.
 201 missing_dir=`cd $ac_aux_dir && pwd`
 202 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
 203 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
 204 AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
 205 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
 206 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
 207 AC_REQUIRE([AC_PROG_MAKE_SET])])
 208
 209 #
 210 # Check to make sure that the build environment is sane.
 211 #
 212
 213 AC_DEFUN(AM_SANITY_CHECK,
 214 [AC_MSG_CHECKING([whether build environment is sane])
 215 # Just in case
 216 sleep 1
 217 echo timestamp > conftestfile
 218 # Do `set' in a subshell so we don't clobber the current shell's
 219 # arguments.  Must try -L first in case configure is actually a
 220 # symlink; some systems play weird games with the mod time of symlinks
 221 # (eg FreeBSD returns the mod time of the symlink's containing
 222 # directory).
 223 if (
 224    set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
 225    if test "[$]*" = "X"; then
 226       # -L didn't work.
 227       set X `ls -t $srcdir/configure conftestfile`
 228    fi
 229    if test "[$]*" != "X $srcdir/configure conftestfile" \
 230       && test "[$]*" != "X conftestfile $srcdir/configure"; then
 231
 232       # If neither matched, then we have a broken ls.  This can happen
 233       # if, for instance, CONFIG_SHELL is bash and it inherits a
 234       # broken ls alias from the environment.  This has actually
 235       # happened.  Such a system could not be considered "sane".
 236       AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
 237 alias in your environment])
 238    fi
 239
 240    test "[$]2" = conftestfile
 241    )
 242 then
 243    # Ok.
 244    :
 245 else
 246    AC_MSG_ERROR([newly created file is older than distributed files!
 247 Check your system clock])
 248 fi
 249 rm -f conftest*
 250 AC_MSG_RESULT(yes)])
 251
 252 dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
 253 dnl The program must properly implement --version.
 254 AC_DEFUN(AM_MISSING_PROG,
 255 [AC_MSG_CHECKING(for working $2)
 256 # Run test in a subshell; some versions of sh will print an error if
 257 # an executable is not found, even if stderr is redirected.
 258 # Redirect stdin to placate older versions of autoconf.  Sigh.
 259 if ($2 --version) < /dev/null > /dev/null 2>&1; then
 260    $1=$2
 261    AC_MSG_RESULT(found)
 262 else
 263    $1="$3/missing $2"
 264    AC_MSG_RESULT(missing)
 265 fi
 266 AC_SUBST($1)])
 267
 268 # Add --enable-maintainer-mode option to configure.
 269 # From Jim Meyering
 270
 271 # serial 1
 272
 273 AC_DEFUN(AM_MAINTAINER_MODE,
 274 [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
 275   dnl maintainer-mode is disabled by default
 276   AC_ARG_ENABLE(maintainer-mode,
 277 [  --enable-maintainer-mode enable make rules and dependencies not useful
 278                           (and sometimes confusing) to the casual installer],
 279       USE_MAINTAINER_MODE=$enableval,
 280       USE_MAINTAINER_MODE=no)
 281   AC_MSG_RESULT($USE_MAINTAINER_MODE)
 282   AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
 283   MAINT=$MAINTAINER_MODE_TRUE
 284   AC_SUBST(MAINT)dnl
 285 ]
 286 )
 287
 288 # Define a conditional.
 289
 290 AC_DEFUN(AM_CONDITIONAL,
 291 [AC_SUBST($1_TRUE)
 292 AC_SUBST($1_FALSE)
 293 if $2; then
 294   $1_TRUE=
 295   $1_FALSE='#'
 296 else
 297   $1_TRUE='#'
 298   $1_FALSE=
 299 fi])
 300
 301 # Like AC_CONFIG_HEADER, but automatically create stamp file.
 302
 303 AC_DEFUN(AM_CONFIG_HEADER,
 304 [AC_PREREQ([2.12])
 305 AC_CONFIG_HEADER([$1])
 306 dnl When config.status generates a header, we must update the stamp-h file.
 307 dnl This file resides in the same directory as the config header
 308 dnl that is generated.  We must strip everything past the first ":",
 309 dnl and everything past the last "/".
 310 AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
 311 ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
 312 <<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
 313 <<am_indx=1
 314 for am_file in <<$1>>; do
 315   case " <<$>>CONFIG_HEADERS " in
 316   *" <<$>>am_file "*<<)>>
 317     echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
 318     ;;
 319   esac
 320   am_indx=`expr "<<$>>am_indx" + 1`
 321 done<<>>dnl>>)
 322 changequote([,]))])
 323
 324
 325 # serial 40 AC_PROG_LIBTOOL
 326 AC_DEFUN(AC_PROG_LIBTOOL,
 327 [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
 328
 329 # Save cache, so that ltconfig can load it
 330 AC_CACHE_SAVE
 331
 332 # Actually configure libtool.  ac_aux_dir is where install-sh is found.
 333 CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
 334 LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
 335 LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
 336 DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
 337 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
 338 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $lt_target \
 339 || AC_MSG_ERROR([libtool configure failed])
 340
 341 # Reload cache, that may have been modified by ltconfig
 342 AC_CACHE_LOAD
 343
 344 # This can be used to rebuild libtool when needed
 345 LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"
 346
 347 # Always use our own libtool.
 348 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
 349 AC_SUBST(LIBTOOL)dnl
 350
 351 # Redirect the config.log output again, so that the ltconfig log is not
 352 # clobbered by the next message.
 353 exec 5>>./config.log
 354 ])
 355
 356 AC_DEFUN(AC_LIBTOOL_SETUP,
 357 [AC_PREREQ(2.13)dnl
 358 AC_REQUIRE([AC_ENABLE_SHARED])dnl
 359 AC_REQUIRE([AC_ENABLE_STATIC])dnl
 360 AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
 361 AC_REQUIRE([AC_CANONICAL_HOST])dnl
 362 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 363 AC_REQUIRE([AC_PROG_RANLIB])dnl
 364 AC_REQUIRE([AC_PROG_CC])dnl
 365 AC_REQUIRE([AC_PROG_LD])dnl
 366 AC_REQUIRE([AC_PROG_NM])dnl
 367 AC_REQUIRE([AC_PROG_LN_S])dnl
 368 dnl
 369
 370 case "$target" in
 371 NONE) lt_target="$host" ;;
 372 *) lt_target="$target" ;;
 373 esac
 374
 375 # Check for any special flags to pass to ltconfig.
 376 libtool_flags="--cache-file=$cache_file"
 377 test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
 378 test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
 379 test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
 380 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
 381 test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
 382 ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
 383 [libtool_flags="$libtool_flags --enable-dlopen"])
 384 ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
 385 [libtool_flags="$libtool_flags --enable-win32-dll"])
 386 AC_ARG_ENABLE(libtool-lock,
 387   [  --disable-libtool-lock  avoid locking (might break parallel builds)])
 388 test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
 389 test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
 390
 391 # Some flags need to be propagated to the compiler or linker for good
 392 # libtool support.
 393 case "$lt_target" in
 394 *-*-irix6*)
 395   # Find out which ABI we are using.
 396   echo '[#]line __oline__ "configure"' > conftest.$ac_ext
 397   if AC_TRY_EVAL(ac_compile); then
 398     case "`/usr/bin/file conftest.o`" in
 399     *32-bit*)
 400       LD="${LD-ld} -32"
 401       ;;
 402     *N32*)
 403       LD="${LD-ld} -n32"
 404       ;;
 405     *64-bit*)
 406       LD="${LD-ld} -64"
 407       ;;
 408     esac
 409   fi
 410   rm -rf conftest*
 411   ;;
 412
 413 *-*-sco3.2v5*)
 414   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
 415   SAVE_CFLAGS="$CFLAGS"
 416   CFLAGS="$CFLAGS -belf"
 417   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
 418     [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])])
 419   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
 420     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
 421     CFLAGS="$SAVE_CFLAGS"
 422   fi
 423   ;;
 424
 425 ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
 426 [*-*-cygwin* | *-*-mingw*)
 427   AC_CHECK_TOOL(DLLTOOL, dlltool, false)
 428   AC_CHECK_TOOL(AS, as, false)
 429   AC_CHECK_TOOL(OBJDUMP, objdump, false)
 430   ;;
 431 ])
 432 esac
 433 ])
 434
 435 # AC_LIBTOOL_DLOPEN - enable checks for dlopen support
 436 AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
 437
 438 # AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
 439 AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
 440
 441 # AC_ENABLE_SHARED - implement the --enable-shared flag
 442 # Usage: AC_ENABLE_SHARED[(DEFAULT)]
 443 #   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
 444 #   `yes'.
 445 AC_DEFUN(AC_ENABLE_SHARED, [dnl
 446 define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
 447 AC_ARG_ENABLE(shared,
 448 changequote(<<, >>)dnl
 449 <<  --enable-shared[=PKGS]  build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
 450 changequote([, ])dnl
 451 [p=${PACKAGE-default}
 452 case "$enableval" in
 453 yes) enable_shared=yes ;;
 454 no) enable_shared=no ;;
 455 *)
 456   enable_shared=no
 457   # Look at the argument we got.  We use all the common list separators.
 458   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
 459   for pkg in $enableval; do
 460     if test "X$pkg" = "X$p"; then
 461       enable_shared=yes
 462     fi
 463   done
 464   IFS="$ac_save_ifs"
 465   ;;
 466 esac],
 467 enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
 468 ])
 469
 470 # AC_DISABLE_SHARED - set the default shared flag to --disable-shared
 471 AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
 472 AC_ENABLE_SHARED(no)])
 473
 474 # AC_ENABLE_STATIC - implement the --enable-static flag
 475 # Usage: AC_ENABLE_STATIC[(DEFAULT)]
 476 #   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
 477 #   `yes'.
 478 AC_DEFUN(AC_ENABLE_STATIC, [dnl
 479 define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
 480 AC_ARG_ENABLE(static,
 481 changequote(<<, >>)dnl
 482 <<  --enable-static[=PKGS]  build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
 483 changequote([, ])dnl
 484 [p=${PACKAGE-default}
 485 case "$enableval" in
 486 yes) enable_static=yes ;;
 487 no) enable_static=no ;;
 488 *)
 489   enable_static=no
 490   # Look at the argument we got.  We use all the common list separators.
 491   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
 492   for pkg in $enableval; do
 493     if test "X$pkg" = "X$p"; then
 494       enable_static=yes
 495     fi
 496   done
 497   IFS="$ac_save_ifs"
 498   ;;
 499 esac],
 500 enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
 501 ])
 502
 503 # AC_DISABLE_STATIC - set the default static flag to --disable-static
 504 AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
 505 AC_ENABLE_STATIC(no)])
 506
 507
 508 # AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
 509 # Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
 510 #   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
 511 #   `yes'.
 512 AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
 513 define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
 514 AC_ARG_ENABLE(fast-install,
 515 changequote(<<, >>)dnl
 516 <<  --enable-fast-install[=PKGS]  optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
 517 changequote([, ])dnl
 518 [p=${PACKAGE-default}
 519 case "$enableval" in
 520 yes) enable_fast_install=yes ;;
 521 no) enable_fast_install=no ;;
 522 *)
 523   enable_fast_install=no
 524   # Look at the argument we got.  We use all the common list separators.
 525   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
 526   for pkg in $enableval; do
 527     if test "X$pkg" = "X$p"; then
 528       enable_fast_install=yes
 529     fi
 530   done
 531   IFS="$ac_save_ifs"
 532   ;;
 533 esac],
 534 enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
 535 ])
 536
 537 # AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
 538 AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
 539 AC_ENABLE_FAST_INSTALL(no)])
 540
 541 # AC_PROG_LD - find the path to the GNU or non-GNU linker
 542 AC_DEFUN(AC_PROG_LD,
 543 [AC_ARG_WITH(gnu-ld,
 544 [  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
 545 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
 546 AC_REQUIRE([AC_PROG_CC])dnl
 547 AC_REQUIRE([AC_CANONICAL_HOST])dnl
 548 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 549 ac_prog=ld
 550 if test "$ac_cv_prog_gcc" = yes; then
 551   # Check if gcc -print-prog-name=ld gives a path.
 552   AC_MSG_CHECKING([for ld used by GCC])
 553   ac_prog=`($CC -print-prog-name=ld) 2>&5`
 554   case "$ac_prog" in
 555     # Accept absolute paths.
 556 changequote(,)dnl
 557     [\\/]* | [A-Za-z]:[\\/]*)
 558       re_direlt='/[^/][^/]*/\.\./'
 559 changequote([,])dnl
 560       # Canonicalize the path of ld
 561       ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
 562       while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
 563         ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
 564       done
 565       test -z "$LD" && LD="$ac_prog"
 566       ;;
 567   "")
 568     # If it fails, then pretend we aren't using GCC.
 569     ac_prog=ld
 570     ;;
 571   *)
 572     # If it is relative, then search for the first ld in PATH.
 573     with_gnu_ld=unknown
 574     ;;
 575   esac
 576 elif test "$with_gnu_ld" = yes; then
 577   AC_MSG_CHECKING([for GNU ld])
 578 else
 579   AC_MSG_CHECKING([for non-GNU ld])
 580 fi
 581 AC_CACHE_VAL(ac_cv_path_LD,
 582 [if test -z "$LD"; then
 583   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
 584   for ac_dir in $PATH; do
 585     test -z "$ac_dir" && ac_dir=.
 586     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
 587       ac_cv_path_LD="$ac_dir/$ac_prog"
 588       # Check to see if the program is GNU ld.  I'd rather use --version,
 589       # but apparently some GNU ld's only accept -v.
 590       # Break only if it was the GNU/non-GNU ld that we prefer.
 591       if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
 592         test "$with_gnu_ld" != no && break
 593       else
 594         test "$with_gnu_ld" != yes && break
 595       fi
 596     fi
 597   done
 598   IFS="$ac_save_ifs"
 599 else
 600   ac_cv_path_LD="$LD" # Let the user override the test with a path.
 601 fi])
 602 LD="$ac_cv_path_LD"
 603 if test -n "$LD"; then
 604   AC_MSG_RESULT($LD)
 605 else
 606   AC_MSG_RESULT(no)
 607 fi
 608 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
 609 AC_PROG_LD_GNU
 610 ])
 611
 612 AC_DEFUN(AC_PROG_LD_GNU,
 613 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
 614 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
 615 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
 616   ac_cv_prog_gnu_ld=yes
 617 else
 618   ac_cv_prog_gnu_ld=no
 619 fi])
 620 ])
 621
 622 # AC_PROG_NM - find the path to a BSD-compatible name lister
 623 AC_DEFUN(AC_PROG_NM,
 624 [AC_MSG_CHECKING([for BSD-compatible nm])
 625 AC_CACHE_VAL(ac_cv_path_NM,
 626 [if test -n "$NM"; then
 627   # Let the user override the test.
 628   ac_cv_path_NM="$NM"
 629 else
 630   IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
 631   for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
 632     test -z "$ac_dir" && ac_dir=.
 633     if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
 634       # Check to see if the nm accepts a BSD-compat flag.
 635       # Adding the `sed 1q' prevents false positives on HP-UX, which says:
 636       #   nm: unknown option "B" ignored
 637       if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
 638         ac_cv_path_NM="$ac_dir/nm -B"
 639         break
 640       elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
 641         ac_cv_path_NM="$ac_dir/nm -p"
 642         break
 643       else
 644         ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but
 645         continue # so that we can try to find one that supports BSD flags
 646       fi
 647     fi
 648   done
 649   IFS="$ac_save_ifs"
 650   test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
 651 fi])
 652 NM="$ac_cv_path_NM"
 653 AC_MSG_RESULT([$NM])
 654 ])
 655
 656 # AC_CHECK_LIBM - check for math library
 657 AC_DEFUN(AC_CHECK_LIBM,
 658 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 659 LIBM=
 660 case "$lt_target" in
 661 *-*-beos* | *-*-cygwin*)
 662   # These system don't have libm
 663   ;;
 664 *-ncr-sysv4.3*)
 665   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
 666   AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
 667   ;;
 668 *)
 669   AC_CHECK_LIB(m, main, LIBM="-lm")
 670   ;;
 671 esac
 672 ])
 673
 674 # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
 675 # the libltdl convenience library, adds --enable-ltdl-convenience to
 676 # the configure arguments.  Note that LIBLTDL is not AC_SUBSTed, nor
 677 # is AC_CONFIG_SUBDIRS called.  If DIR is not provided, it is assumed
 678 # to be `${top_builddir}/libltdl'.  Make sure you start DIR with
 679 # '${top_builddir}/' (note the single quotes!) if your package is not
 680 # flat, and, if you're not using automake, define top_builddir as
 681 # appropriate in the Makefiles.
 682 AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
 683   case "$enable_ltdl_convenience" in
 684   no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
 685   "") enable_ltdl_convenience=yes
 686       ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
 687   esac
 688   LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la
 689   INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
 690 ])
 691
 692 # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
 693 # the libltdl installable library, and adds --enable-ltdl-install to
 694 # the configure arguments.  Note that LIBLTDL is not AC_SUBSTed, nor
 695 # is AC_CONFIG_SUBDIRS called.  If DIR is not provided, it is assumed
 696 # to be `${top_builddir}/libltdl'.  Make sure you start DIR with
 697 # '${top_builddir}/' (note the single quotes!) if your package is not
 698 # flat, and, if you're not using automake, define top_builddir as
 699 # appropriate in the Makefiles.
 700 # In the future, this macro may have to be called after AC_PROG_LIBTOOL.
 701 AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
 702   AC_CHECK_LIB(ltdl, main,
 703   [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
 704   [if test x"$enable_ltdl_install" = xno; then
 705      AC_MSG_WARN([libltdl not installed, but installation disabled])
 706    else
 707      enable_ltdl_install=yes
 708    fi
 709   ])
 710   if test x"$enable_ltdl_install" = x"yes"; then
 711     ac_configure_args="$ac_configure_args --enable-ltdl-install"
 712     LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la
 713     INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
 714   else
 715     ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
 716     LIBLTDL="-lltdl"
 717     INCLTDL=
 718   fi
 719 ])
 720
 721 dnl old names
 722 AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl
 723 AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl
 724 AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl
 725 AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
 726 AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
 727 AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
 728 AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
 729
 730 dnl This is just to silence aclocal about the macro not being used
 731 ifelse([AC_DISABLE_FAST_INSTALL])dnl
 732