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Commit | Line | Data |
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6599da04 JM |
1 | #! /bin/sh |
2 | ||
3 | # ltconfig - Create a system-specific libtool. | |
90fb0c24 | 4 | # Copyright (C) 1996-1999 Free Software Foundation, Inc. |
d207ebef | 5 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
6599da04 JM |
6 | # |
7 | # This file is free software; you can redistribute it and/or modify it | |
8 | # under the terms of the GNU General Public License as published by | |
9 | # the Free Software Foundation; either version 2 of the License, or | |
10 | # (at your option) any later version. | |
11 | # | |
12 | # This program is distributed in the hope that it will be useful, but | |
13 | # WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | # General Public License for more details. | |
16 | # | |
17 | # You should have received a copy of the GNU General Public License | |
18 | # along with this program; if not, write to the Free Software | |
19 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
20 | # | |
21 | # As a special exception to the GNU General Public License, if you | |
22 | # distribute this file as part of a program that contains a | |
23 | # configuration script generated by Autoconf, you may include it under | |
24 | # the same distribution terms that you use for the rest of that program. | |
25 | ||
26 | # A lot of this script is taken from autoconf-2.10. | |
27 | ||
cf4ccd63 JL |
28 | # Check that we are running under the correct shell. |
29 | SHELL=${CONFIG_SHELL-/bin/sh} | |
fbd836fc ILT |
30 | echo=echo |
31 | if test "X$1" = X--no-reexec; then | |
cf4ccd63 JL |
32 | # Discard the --no-reexec flag, and continue. |
33 | shift | |
90fb0c24 | 34 | elif test "X$1" = X--fallback-echo; then |
d207ebef JM |
35 | # Avoid inline document here, it may be left over |
36 | : | |
fbd836fc ILT |
37 | elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then |
38 | # Yippee, $echo works! | |
39 | : | |
40 | else | |
cf4ccd63 JL |
41 | # Restart under the correct shell. |
42 | exec "$SHELL" "$0" --no-reexec ${1+"$@"} | |
43 | fi | |
44 | ||
d207ebef JM |
45 | if test "X$1" = X--fallback-echo; then |
46 | # used as fallback echo | |
47 | shift | |
48 | cat <<EOF | |
49 | $* | |
50 | EOF | |
51 | exit 0 | |
52 | fi | |
53 | ||
90fb0c24 TT |
54 | # Find the correct PATH separator. Usually this is `:', but |
55 | # DJGPP uses `;' like DOS. | |
d207ebef | 56 | if test "X${PATH_SEPARATOR+set}" != Xset; then |
90fb0c24 TT |
57 | UNAME=${UNAME-`uname 2>/dev/null`} |
58 | case X$UNAME in | |
59 | *-DOS) PATH_SEPARATOR=';' ;; | |
60 | *) PATH_SEPARATOR=':' ;; | |
61 | esac | |
62 | fi | |
63 | ||
cf4ccd63 JL |
64 | # The HP-UX ksh and POSIX shell print the target directory to stdout |
65 | # if CDPATH is set. | |
d207ebef | 66 | if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi |
cf4ccd63 | 67 | |
d207ebef | 68 | if test "X${echo_test_string+set}" != Xset; then |
90fb0c24 TT |
69 | # find a string as large as possible, as long as the shell can cope with it |
70 | for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do | |
71 | # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... | |
72 | if (echo_test_string="`eval $cmd`") 2>/dev/null && | |
73 | echo_test_string="`eval $cmd`" && | |
74 | (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then | |
75 | break | |
76 | fi | |
77 | done | |
78 | fi | |
79 | ||
80 | if test "X`($echo '\t') 2>/dev/null`" != 'X\t' || | |
81 | test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then | |
cf4ccd63 JL |
82 | # The Solaris, AIX, and Digital Unix default echo programs unquote |
83 | # backslashes. This makes it impossible to quote backslashes using | |
84 | # echo "$something" | sed 's/\\/\\\\/g' | |
85 | # | |
86 | # So, first we look for a working echo in the user's PATH. | |
90fb0c24 TT |
87 | |
88 | IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
cf4ccd63 | 89 | for dir in $PATH /usr/ucb; do |
d207ebef | 90 | if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && |
90fb0c24 TT |
91 | test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && |
92 | test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
cf4ccd63 JL |
93 | echo="$dir/echo" |
94 | break | |
95 | fi | |
96 | done | |
97 | IFS="$save_ifs" | |
98 | ||
99 | if test "X$echo" = Xecho; then | |
100 | # We didn't find a better echo, so look for alternatives. | |
90fb0c24 TT |
101 | if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && |
102 | test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
cf4ccd63 JL |
103 | # This shell has a builtin print -r that does the trick. |
104 | echo='print -r' | |
d207ebef JM |
105 | elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && |
106 | test "X$CONFIG_SHELL" != X/bin/ksh; then | |
fbd836fc | 107 | # If we have ksh, try running ltconfig again with it. |
90fb0c24 TT |
108 | ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}" |
109 | export ORIGINAL_CONFIG_SHELL | |
fbd836fc ILT |
110 | CONFIG_SHELL=/bin/ksh |
111 | export CONFIG_SHELL | |
112 | exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"} | |
cf4ccd63 JL |
113 | else |
114 | # Try using printf. | |
90fb0c24 TT |
115 | echo='printf "%s\n"' |
116 | if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && | |
117 | test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
118 | # Cool, printf works | |
119 | : | |
120 | elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && | |
121 | test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
122 | CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL" | |
123 | export CONFIG_SHELL | |
124 | SHELL="$CONFIG_SHELL" | |
125 | export SHELL | |
126 | echo="$CONFIG_SHELL $0 --fallback-echo" | |
127 | elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && | |
128 | test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
129 | echo="$CONFIG_SHELL $0 --fallback-echo" | |
130 | else | |
131 | # maybe with a smaller string... | |
132 | prev=: | |
133 | ||
134 | for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do | |
135 | if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then | |
136 | break | |
137 | fi | |
138 | prev="$cmd" | |
139 | done | |
140 | ||
141 | if test "$prev" != 'sed 50q "$0"'; then | |
142 | echo_test_string=`eval $prev` | |
143 | export echo_test_string | |
144 | exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"} | |
145 | else | |
146 | # Oops. We lost completely, so just stick with echo. | |
147 | echo=echo | |
148 | fi | |
cf4ccd63 JL |
149 | fi |
150 | fi | |
151 | fi | |
152 | fi | |
153 | ||
154 | # Sed substitution that helps us do robust quoting. It backslashifies | |
155 | # metacharacters that are still active within double-quoted strings. | |
156 | Xsed='sed -e s/^X//' | |
157 | sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g' | |
158 | ||
159 | # Same as above, but do not quote variable references. | |
160 | double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g' | |
161 | ||
90fb0c24 TT |
162 | # Sed substitution to delay expansion of an escaped shell variable in a |
163 | # double_quote_subst'ed string. | |
164 | delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' | |
165 | ||
6599da04 | 166 | # The name of this program. |
cf4ccd63 | 167 | progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'` |
6599da04 JM |
168 | |
169 | # Constants: | |
170 | PROGRAM=ltconfig | |
171 | PACKAGE=libtool | |
d207ebef JM |
172 | VERSION=1.3.4 |
173 | TIMESTAMP=" (1.385.2.196 1999/12/07 21:47:57)" | |
174 | ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' | |
175 | ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' | |
6599da04 JM |
176 | rm="rm -f" |
177 | ||
178 | help="Try \`$progname --help' for more information." | |
179 | ||
180 | # Global variables: | |
cf4ccd63 | 181 | default_ofile=libtool |
6599da04 JM |
182 | can_build_shared=yes |
183 | enable_shared=yes | |
d207ebef JM |
184 | # All known linkers require a `.a' archive for static linking (except M$VC, |
185 | # which needs '.lib'). | |
6599da04 | 186 | enable_static=yes |
90fb0c24 TT |
187 | enable_fast_install=yes |
188 | enable_dlopen=unknown | |
d207ebef | 189 | enable_win32_dll=no |
6599da04 JM |
190 | ltmain= |
191 | silent= | |
192 | srcdir= | |
193 | ac_config_guess= | |
194 | ac_config_sub= | |
195 | host= | |
196 | nonopt= | |
cf4ccd63 | 197 | ofile="$default_ofile" |
6599da04 JM |
198 | verify_host=yes |
199 | with_gcc=no | |
200 | with_gnu_ld=no | |
90fb0c24 TT |
201 | need_locks=yes |
202 | ac_ext=c | |
fbd836fc ILT |
203 | objext=o |
204 | libext=a | |
d207ebef | 205 | exeext= |
90fb0c24 | 206 | cache_file= |
6599da04 JM |
207 | |
208 | old_AR="$AR" | |
209 | old_CC="$CC" | |
210 | old_CFLAGS="$CFLAGS" | |
211 | old_CPPFLAGS="$CPPFLAGS" | |
d207ebef | 212 | old_LDFLAGS="$LDFLAGS" |
6599da04 JM |
213 | old_LD="$LD" |
214 | old_LN_S="$LN_S" | |
d207ebef | 215 | old_LIBS="$LIBS" |
cf4ccd63 | 216 | old_NM="$NM" |
6599da04 | 217 | old_RANLIB="$RANLIB" |
cf4ccd63 | 218 | old_DLLTOOL="$DLLTOOL" |
d207ebef | 219 | old_OBJDUMP="$OBJDUMP" |
cf4ccd63 | 220 | old_AS="$AS" |
6599da04 JM |
221 | |
222 | # Parse the command line options. | |
223 | args= | |
224 | prev= | |
225 | for option | |
226 | do | |
227 | case "$option" in | |
228 | -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; | |
229 | *) optarg= ;; | |
230 | esac | |
231 | ||
232 | # If the previous option needs an argument, assign it. | |
233 | if test -n "$prev"; then | |
234 | eval "$prev=\$option" | |
235 | prev= | |
236 | continue | |
237 | fi | |
238 | ||
239 | case "$option" in | |
240 | --help) cat <<EOM | |
90fb0c24 | 241 | Usage: $progname [OPTION]... [HOST [LTMAIN]] |
6599da04 JM |
242 | |
243 | Generate a system-specific libtool script. | |
244 | ||
cf4ccd63 | 245 | --debug enable verbose shell tracing |
6599da04 JM |
246 | --disable-shared do not build shared libraries |
247 | --disable-static do not build static libraries | |
90fb0c24 TT |
248 | --disable-fast-install do not optimize for fast installation |
249 | --enable-dlopen enable dlopen support | |
d207ebef | 250 | --enable-win32-dll enable building dlls on win32 hosts |
6599da04 JM |
251 | --help display this help and exit |
252 | --no-verify do not verify that HOST is a valid host type | |
cf4ccd63 | 253 | -o, --output=FILE specify the output file [default=$default_ofile] |
6599da04 | 254 | --quiet same as \`--silent' |
cf4ccd63 | 255 | --silent do not print informational messages |
6599da04 JM |
256 | --srcdir=DIR find \`config.guess' in DIR |
257 | --version output version information and exit | |
258 | --with-gcc assume that the GNU C compiler will be used | |
259 | --with-gnu-ld assume that the C compiler uses the GNU linker | |
90fb0c24 TT |
260 | --disable-lock disable file locking |
261 | --cache-file=FILE configure cache file | |
6599da04 | 262 | |
90fb0c24 TT |
263 | LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program |
264 | that provides basic libtool functionality. | |
6599da04 JM |
265 | |
266 | HOST is the canonical host system name [default=guessed]. | |
267 | EOM | |
268 | exit 0 | |
269 | ;; | |
270 | ||
cf4ccd63 JL |
271 | --debug) |
272 | echo "$progname: enabling shell trace mode" | |
273 | set -x | |
274 | ;; | |
275 | ||
6599da04 JM |
276 | --disable-shared) enable_shared=no ;; |
277 | ||
278 | --disable-static) enable_static=no ;; | |
279 | ||
90fb0c24 TT |
280 | --disable-fast-install) enable_fast_install=no ;; |
281 | ||
282 | --enable-dlopen) enable_dlopen=yes ;; | |
283 | ||
d207ebef JM |
284 | --enable-win32-dll) enable_win32_dll=yes ;; |
285 | ||
6599da04 JM |
286 | --quiet | --silent) silent=yes ;; |
287 | ||
288 | --srcdir) prev=srcdir ;; | |
289 | --srcdir=*) srcdir="$optarg" ;; | |
290 | ||
291 | --no-verify) verify_host=no ;; | |
292 | ||
cf4ccd63 JL |
293 | --output | -o) prev=ofile ;; |
294 | --output=*) ofile="$optarg" ;; | |
295 | ||
90fb0c24 | 296 | --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;; |
6599da04 JM |
297 | |
298 | --with-gcc) with_gcc=yes ;; | |
299 | --with-gnu-ld) with_gnu_ld=yes ;; | |
300 | ||
90fb0c24 TT |
301 | --disable-lock) need_locks=no ;; |
302 | ||
303 | --cache-file=*) cache_file="$optarg" ;; | |
304 | ||
6599da04 JM |
305 | -*) |
306 | echo "$progname: unrecognized option \`$option'" 1>&2 | |
307 | echo "$help" 1>&2 | |
308 | exit 1 | |
309 | ;; | |
310 | ||
311 | *) | |
312 | if test -z "$ltmain"; then | |
313 | ltmain="$option" | |
314 | elif test -z "$host"; then | |
cf4ccd63 | 315 | # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1 |
6599da04 JM |
316 | # if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then |
317 | # echo "$progname: warning \`$option' is not a valid host type" 1>&2 | |
318 | # fi | |
319 | host="$option" | |
320 | else | |
321 | echo "$progname: too many arguments" 1>&2 | |
322 | echo "$help" 1>&2 | |
323 | exit 1 | |
324 | fi ;; | |
325 | esac | |
326 | done | |
327 | ||
328 | if test -z "$ltmain"; then | |
329 | echo "$progname: you must specify a LTMAIN file" 1>&2 | |
330 | echo "$help" 1>&2 | |
331 | exit 1 | |
332 | fi | |
333 | ||
fbd836fc | 334 | if test ! -f "$ltmain"; then |
cf4ccd63 JL |
335 | echo "$progname: \`$ltmain' does not exist" 1>&2 |
336 | echo "$help" 1>&2 | |
337 | exit 1 | |
6599da04 JM |
338 | fi |
339 | ||
340 | # Quote any args containing shell metacharacters. | |
341 | ltconfig_args= | |
342 | for arg | |
343 | do | |
344 | case "$arg" in | |
345 | *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) | |
346 | ltconfig_args="$ltconfig_args '$arg'" ;; | |
347 | *) ltconfig_args="$ltconfig_args $arg" ;; | |
348 | esac | |
349 | done | |
350 | ||
351 | # A relevant subset of AC_INIT. | |
352 | ||
353 | # File descriptor usage: | |
354 | # 0 standard input | |
355 | # 1 file creation | |
356 | # 2 errors and warnings | |
357 | # 3 some systems may open it to /dev/tty | |
358 | # 4 used on the Kubota Titan | |
359 | # 5 compiler messages saved in config.log | |
360 | # 6 checking for... messages and results | |
361 | if test "$silent" = yes; then | |
362 | exec 6>/dev/null | |
363 | else | |
364 | exec 6>&1 | |
365 | fi | |
366 | exec 5>>./config.log | |
367 | ||
368 | # NLS nuisances. | |
369 | # Only set LANG and LC_ALL to C if already set. | |
370 | # These must not be set unconditionally because not all systems understand | |
371 | # e.g. LANG=C (notably SCO). | |
d207ebef JM |
372 | if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi |
373 | if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi | |
6599da04 | 374 | |
90fb0c24 TT |
375 | if test -n "$cache_file" && test -r "$cache_file"; then |
376 | echo "loading cache $cache_file within ltconfig" | |
377 | . $cache_file | |
378 | fi | |
379 | ||
6599da04 JM |
380 | if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then |
381 | # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. | |
382 | if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then | |
383 | ac_n= ac_c=' | |
384 | ' ac_t=' ' | |
385 | else | |
386 | ac_n=-n ac_c= ac_t= | |
387 | fi | |
388 | else | |
389 | ac_n= ac_c='\c' ac_t= | |
390 | fi | |
391 | ||
392 | if test -z "$srcdir"; then | |
90fb0c24 TT |
393 | # Assume the source directory is the same one as the path to LTMAIN. |
394 | srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'` | |
6599da04 JM |
395 | test "$srcdir" = "$ltmain" && srcdir=. |
396 | fi | |
397 | ||
cf4ccd63 | 398 | trap "$rm conftest*; exit 1" 1 2 15 |
6599da04 JM |
399 | if test "$verify_host" = yes; then |
400 | # Check for config.guess and config.sub. | |
401 | ac_aux_dir= | |
402 | for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do | |
403 | if test -f $ac_dir/config.guess; then | |
404 | ac_aux_dir=$ac_dir | |
405 | break | |
406 | fi | |
407 | done | |
408 | if test -z "$ac_aux_dir"; then | |
409 | echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2 | |
410 | echo "$help" 1>&2 | |
411 | exit 1 | |
412 | fi | |
413 | ac_config_guess=$ac_aux_dir/config.guess | |
414 | ac_config_sub=$ac_aux_dir/config.sub | |
415 | ||
416 | # Make sure we can run config.sub. | |
fbd836fc | 417 | if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then : |
6599da04 JM |
418 | else |
419 | echo "$progname: cannot run $ac_config_sub" 1>&2 | |
420 | echo "$help" 1>&2 | |
421 | exit 1 | |
422 | fi | |
423 | ||
424 | echo $ac_n "checking host system type""... $ac_c" 1>&6 | |
425 | ||
426 | host_alias=$host | |
427 | case "$host_alias" in | |
428 | "") | |
fbd836fc | 429 | if host_alias=`$SHELL $ac_config_guess`; then : |
6599da04 JM |
430 | else |
431 | echo "$progname: cannot guess host type; you must specify one" 1>&2 | |
432 | echo "$help" 1>&2 | |
433 | exit 1 | |
434 | fi ;; | |
435 | esac | |
fbd836fc | 436 | host=`$SHELL $ac_config_sub $host_alias` |
cf4ccd63 JL |
437 | echo "$ac_t$host" 1>&6 |
438 | ||
439 | # Make sure the host verified. | |
440 | test -z "$host" && exit 1 | |
6599da04 JM |
441 | |
442 | elif test -z "$host"; then | |
443 | echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2 | |
444 | echo "$help" 1>&2 | |
445 | exit 1 | |
446 | else | |
447 | host_alias=$host | |
448 | fi | |
449 | ||
cf4ccd63 JL |
450 | # Transform linux* to *-*-linux-gnu*, to support old configure scripts. |
451 | case "$host_os" in | |
452 | linux-gnu*) ;; | |
453 | linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'` | |
6599da04 JM |
454 | esac |
455 | ||
456 | host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` | |
457 | host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` | |
458 | host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` | |
459 | ||
cf4ccd63 JL |
460 | case "$host_os" in |
461 | aix3*) | |
462 | # AIX sometimes has problems with the GCC collect2 program. For some | |
463 | # reason, if we set the COLLECT_NAMES environment variable, the problems | |
464 | # vanish in a puff of smoke. | |
d207ebef | 465 | if test "X${COLLECT_NAMES+set}" != Xset; then |
cf4ccd63 JL |
466 | COLLECT_NAMES= |
467 | export COLLECT_NAMES | |
468 | fi | |
469 | ;; | |
470 | esac | |
471 | ||
6599da04 JM |
472 | # Determine commands to create old-style static archives. |
473 | old_archive_cmds='$AR cru $oldlib$oldobjs' | |
474 | old_postinstall_cmds='chmod 644 $oldlib' | |
cf4ccd63 JL |
475 | old_postuninstall_cmds= |
476 | ||
477 | # Set a sane default for `AR'. | |
478 | test -z "$AR" && AR=ar | |
6599da04 | 479 | |
d207ebef JM |
480 | # Set a sane default for `OBJDUMP'. |
481 | test -z "$OBJDUMP" && OBJDUMP=objdump | |
482 | ||
6599da04 JM |
483 | # If RANLIB is not set, then run the test. |
484 | if test "${RANLIB+set}" != "set"; then | |
485 | result=no | |
486 | ||
487 | echo $ac_n "checking for ranlib... $ac_c" 1>&6 | |
90fb0c24 | 488 | IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
6599da04 JM |
489 | for dir in $PATH; do |
490 | test -z "$dir" && dir=. | |
d207ebef | 491 | if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then |
6599da04 JM |
492 | RANLIB="ranlib" |
493 | result="ranlib" | |
494 | break | |
495 | fi | |
496 | done | |
497 | IFS="$save_ifs" | |
498 | ||
cf4ccd63 | 499 | echo "$ac_t$result" 1>&6 |
6599da04 JM |
500 | fi |
501 | ||
502 | if test -n "$RANLIB"; then | |
90fb0c24 TT |
503 | old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" |
504 | old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" | |
6599da04 JM |
505 | fi |
506 | ||
d207ebef | 507 | # Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin. |
cf4ccd63 | 508 | test -z "$DLLTOOL" && DLLTOOL=dlltool |
d207ebef | 509 | test -z "$OBJDUMP" && OBJDUMP=objdump |
cf4ccd63 JL |
510 | test -z "$AS" && AS=as |
511 | ||
6599da04 JM |
512 | # Check to see if we are using GCC. |
513 | if test "$with_gcc" != yes || test -z "$CC"; then | |
514 | # If CC is not set, then try to find GCC or a usable CC. | |
515 | if test -z "$CC"; then | |
516 | echo $ac_n "checking for gcc... $ac_c" 1>&6 | |
90fb0c24 | 517 | IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
6599da04 | 518 | for dir in $PATH; do |
6599da04 | 519 | test -z "$dir" && dir=. |
d207ebef | 520 | if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then |
6599da04 JM |
521 | CC="gcc" |
522 | break | |
523 | fi | |
524 | done | |
525 | IFS="$save_ifs" | |
526 | ||
527 | if test -n "$CC"; then | |
cf4ccd63 | 528 | echo "$ac_t$CC" 1>&6 |
6599da04 | 529 | else |
cf4ccd63 | 530 | echo "$ac_t"no 1>&6 |
6599da04 JM |
531 | fi |
532 | fi | |
533 | ||
534 | # Not "gcc", so try "cc", rejecting "/usr/ucb/cc". | |
535 | if test -z "$CC"; then | |
536 | echo $ac_n "checking for cc... $ac_c" 1>&6 | |
90fb0c24 | 537 | IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
6599da04 JM |
538 | cc_rejected=no |
539 | for dir in $PATH; do | |
540 | test -z "$dir" && dir=. | |
d207ebef | 541 | if test -f $dir/cc || test -f $dir/cc$ac_exeext; then |
6599da04 JM |
542 | if test "$dir/cc" = "/usr/ucb/cc"; then |
543 | cc_rejected=yes | |
544 | continue | |
545 | fi | |
546 | CC="cc" | |
547 | break | |
548 | fi | |
549 | done | |
550 | IFS="$save_ifs" | |
551 | if test $cc_rejected = yes; then | |
552 | # We found a bogon in the path, so make sure we never use it. | |
553 | set dummy $CC | |
554 | shift | |
555 | if test $# -gt 0; then | |
556 | # We chose a different compiler from the bogus one. | |
557 | # However, it has the same name, so the bogon will be chosen | |
558 | # first if we set CC to just the name; use the full file name. | |
559 | shift | |
560 | set dummy "$dir/cc" "$@" | |
561 | shift | |
562 | CC="$@" | |
563 | fi | |
564 | fi | |
565 | ||
566 | if test -n "$CC"; then | |
cf4ccd63 | 567 | echo "$ac_t$CC" 1>&6 |
6599da04 | 568 | else |
cf4ccd63 | 569 | echo "$ac_t"no 1>&6 |
6599da04 JM |
570 | fi |
571 | ||
572 | if test -z "$CC"; then | |
573 | echo "$progname: error: no acceptable cc found in \$PATH" 1>&2 | |
574 | exit 1 | |
575 | fi | |
576 | fi | |
577 | ||
578 | # Now see if the compiler is really GCC. | |
579 | with_gcc=no | |
580 | echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6 | |
d207ebef | 581 | echo "$progname:581: checking whether we are using GNU C" >&5 |
6599da04 | 582 | |
6599da04 JM |
583 | $rm conftest.c |
584 | cat > conftest.c <<EOF | |
585 | #ifdef __GNUC__ | |
586 | yes; | |
587 | #endif | |
588 | EOF | |
d207ebef | 589 | if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then |
6599da04 JM |
590 | with_gcc=yes |
591 | fi | |
592 | $rm conftest.c | |
cf4ccd63 | 593 | echo "$ac_t$with_gcc" 1>&6 |
6599da04 JM |
594 | fi |
595 | ||
596 | # Allow CC to be a program name with arguments. | |
597 | set dummy $CC | |
598 | compiler="$2" | |
599 | ||
fbd836fc ILT |
600 | echo $ac_n "checking for object suffix... $ac_c" 1>&6 |
601 | $rm conftest* | |
602 | echo 'int i = 1;' > conftest.c | |
d207ebef JM |
603 | echo "$progname:603: checking for object suffix" >& 5 |
604 | if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then | |
fbd836fc ILT |
605 | # Append any warnings to the config.log. |
606 | cat conftest.err 1>&5 | |
607 | ||
608 | for ac_file in conftest.*; do | |
609 | case $ac_file in | |
610 | *.c) ;; | |
611 | *) objext=`echo $ac_file | sed -e s/conftest.//` ;; | |
612 | esac | |
613 | done | |
614 | else | |
615 | cat conftest.err 1>&5 | |
616 | echo "$progname: failed program was:" >&5 | |
617 | cat conftest.c >&5 | |
618 | fi | |
619 | $rm conftest* | |
620 | echo "$ac_t$objext" 1>&6 | |
621 | ||
d207ebef JM |
622 | echo $ac_n "checking for executable suffix... $ac_c" 1>&6 |
623 | if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then | |
624 | echo $ac_n "(cached) $ac_c" 1>&6 | |
625 | else | |
626 | case "$host_os" in | |
627 | cygwin* | mingw* | os2*) | |
628 | ac_cv_exeext=.exe | |
629 | ;; | |
630 | *) | |
631 | ac_cv_exeext="no" | |
632 | $rm conftest* | |
633 | echo 'main () { return 0; }' > conftest.c | |
634 | echo "$progname:634: checking for executable suffix" >& 5 | |
635 | if { (eval echo $progname:635: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then | |
636 | # Append any warnings to the config.log. | |
637 | cat conftest.err 1>&5 | |
638 | ||
639 | for ac_file in conftest.*; do | |
640 | case $ac_file in | |
641 | *.c | *.err | *.$objext ) ;; | |
642 | *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;; | |
643 | esac | |
644 | done | |
645 | else | |
646 | cat conftest.err 1>&5 | |
647 | echo "$progname: failed program was:" >&5 | |
648 | cat conftest.c >&5 | |
649 | fi | |
650 | $rm conftest* | |
651 | ;; | |
652 | esac | |
653 | fi | |
654 | if test "X$ac_cv_exeext" = Xno; then | |
655 | exeext="" | |
656 | else | |
657 | exeext="$ac_cv_exeext" | |
658 | fi | |
659 | echo "$ac_t$ac_cv_exeext" 1>&6 | |
660 | ||
6599da04 JM |
661 | echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6 |
662 | pic_flag= | |
6599da04 JM |
663 | special_shlib_compile_flags= |
664 | wl= | |
665 | link_static_flag= | |
cf4ccd63 | 666 | no_builtin_flag= |
6599da04 JM |
667 | |
668 | if test "$with_gcc" = yes; then | |
6599da04 JM |
669 | wl='-Wl,' |
670 | link_static_flag='-static' | |
cf4ccd63 JL |
671 | |
672 | case "$host_os" in | |
d207ebef | 673 | beos* | irix5* | irix6* | osf3* | osf4* | osf5*) |
cf4ccd63 JL |
674 | # PIC is the default for these OSes. |
675 | ;; | |
90fb0c24 TT |
676 | aix*) |
677 | # Below there is a dirty hack to force normal static linking with -ldl | |
678 | # The problem is because libdl dynamically linked with both libc and | |
679 | # libC (AIX C++ library), which obviously doesn't included in libraries | |
680 | # list by gcc. This cause undefined symbols with -static flags. | |
681 | # This hack allows C programs to be linked with "-static -ldl", but | |
682 | # we not sure about C++ programs. | |
683 | link_static_flag="$link_static_flag ${wl}-lC" | |
684 | ;; | |
685 | cygwin* | mingw* | os2*) | |
cf4ccd63 JL |
686 | # We can build DLLs from non-PIC. |
687 | ;; | |
688 | amigaos*) | |
689 | # FIXME: we need at least 68020 code to build shared libraries, but | |
690 | # adding the `-m68020' flag to GCC prevents building anything better, | |
691 | # like `-m68040'. | |
692 | pic_flag='-m68020 -resident32 -malways-restore-a4' | |
693 | ;; | |
d207ebef JM |
694 | sysv4*MP*) |
695 | if test -d /usr/nec; then | |
696 | pic_flag=-Kconform_pic | |
697 | fi | |
698 | ;; | |
cf4ccd63 JL |
699 | *) |
700 | pic_flag='-fPIC' | |
701 | ;; | |
702 | esac | |
6599da04 JM |
703 | else |
704 | # PORTME Check for PIC flags for the system compiler. | |
705 | case "$host_os" in | |
706 | aix3* | aix4*) | |
cf4ccd63 | 707 | # All AIX code is PIC. |
6599da04 JM |
708 | link_static_flag='-bnso -bI:/lib/syscalls.exp' |
709 | ;; | |
710 | ||
cf4ccd63 JL |
711 | hpux9* | hpux10* | hpux11*) |
712 | # Is there a better link_static_flag that works with the bundled CC? | |
6599da04 | 713 | wl='-Wl,' |
cf4ccd63 | 714 | link_static_flag="${wl}-a ${wl}archive" |
6599da04 JM |
715 | pic_flag='+Z' |
716 | ;; | |
717 | ||
718 | irix5* | irix6*) | |
719 | wl='-Wl,' | |
720 | link_static_flag='-non_shared' | |
721 | # PIC (with -KPIC) is the default. | |
cf4ccd63 JL |
722 | ;; |
723 | ||
90fb0c24 | 724 | cygwin* | mingw* | os2*) |
cf4ccd63 | 725 | # We can build DLLs from non-PIC. |
6599da04 JM |
726 | ;; |
727 | ||
d207ebef | 728 | osf3* | osf4* | osf5*) |
cf4ccd63 | 729 | # All OSF/1 code is PIC. |
6599da04 JM |
730 | wl='-Wl,' |
731 | link_static_flag='-non_shared' | |
732 | ;; | |
733 | ||
734 | sco3.2v5*) | |
735 | pic_flag='-Kpic' | |
736 | link_static_flag='-dn' | |
737 | special_shlib_compile_flags='-belf' | |
738 | ;; | |
739 | ||
90fb0c24 | 740 | solaris*) |
6599da04 JM |
741 | pic_flag='-KPIC' |
742 | link_static_flag='-Bstatic' | |
743 | wl='-Wl,' | |
744 | ;; | |
745 | ||
746 | sunos4*) | |
747 | pic_flag='-PIC' | |
748 | link_static_flag='-Bstatic' | |
749 | wl='-Qoption ld ' | |
750 | ;; | |
751 | ||
d207ebef | 752 | sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
cf4ccd63 JL |
753 | pic_flag='-KPIC' |
754 | link_static_flag='-Bstatic' | |
755 | wl='-Wl,' | |
756 | ;; | |
757 | ||
758 | uts4*) | |
759 | pic_flag='-pic' | |
760 | link_static_flag='-Bstatic' | |
761 | ;; | |
762 | ||
d207ebef JM |
763 | sysv4*MP*) |
764 | if test -d /usr/nec ;then | |
765 | pic_flag='-Kconform_pic' | |
766 | link_static_flag='-Bstatic' | |
767 | elif test -d /usr/dde ;then | |
768 | pic_flag='-KPIC' | |
769 | link_static_flag='-Bstatic' | |
770 | wl='-Wl,' | |
771 | fi | |
772 | ;; | |
6599da04 JM |
773 | *) |
774 | can_build_shared=no | |
775 | ;; | |
776 | esac | |
777 | fi | |
778 | ||
6599da04 | 779 | if test -n "$pic_flag"; then |
cf4ccd63 JL |
780 | echo "$ac_t$pic_flag" 1>&6 |
781 | ||
782 | # Check to make sure the pic_flag actually works. | |
783 | echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6 | |
784 | $rm conftest* | |
785 | echo "int some_variable = 0;" > conftest.c | |
786 | save_CFLAGS="$CFLAGS" | |
787 | CFLAGS="$CFLAGS $pic_flag -DPIC" | |
d207ebef JM |
788 | echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5 |
789 | if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then | |
cf4ccd63 JL |
790 | # Append any warnings to the config.log. |
791 | cat conftest.err 1>&5 | |
90fb0c24 TT |
792 | |
793 | case "$host_os" in | |
794 | hpux9* | hpux10* | hpux11*) | |
795 | # On HP-UX, both CC and GCC only warn that PIC is supported... then they | |
796 | # create non-PIC objects. So, if there were any warnings, we assume that | |
797 | # PIC is not supported. | |
798 | if test -s conftest.err; then | |
799 | echo "$ac_t"no 1>&6 | |
800 | can_build_shared=no | |
801 | pic_flag= | |
802 | else | |
803 | echo "$ac_t"yes 1>&6 | |
804 | pic_flag=" $pic_flag" | |
805 | fi | |
806 | ;; | |
807 | *) | |
808 | echo "$ac_t"yes 1>&6 | |
809 | pic_flag=" $pic_flag" | |
810 | ;; | |
811 | esac | |
812 | else | |
813 | # Append any errors to the config.log. | |
814 | cat conftest.err 1>&5 | |
815 | can_build_shared=no | |
816 | pic_flag= | |
817 | echo "$ac_t"no 1>&6 | |
818 | fi | |
819 | CFLAGS="$save_CFLAGS" | |
820 | $rm conftest* | |
821 | else | |
822 | echo "$ac_t"none 1>&6 | |
823 | fi | |
cf4ccd63 | 824 | |
90fb0c24 TT |
825 | # Check to see if options -o and -c are simultaneously supported by compiler |
826 | echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6 | |
d207ebef JM |
827 | $rm -r conftest 2>/dev/null |
828 | mkdir conftest | |
829 | cd conftest | |
90fb0c24 TT |
830 | $rm conftest* |
831 | echo "int some_variable = 0;" > conftest.c | |
d207ebef JM |
832 | mkdir out |
833 | # According to Tom Tromey, Ian Lance Taylor reported there are C compilers | |
834 | # that will create temporary files in the current directory regardless of | |
835 | # the output directory. Thus, making CWD read-only will cause this test | |
836 | # to fail, enabling locking or at least warning the user not to do parallel | |
837 | # builds. | |
838 | chmod -w . | |
90fb0c24 | 839 | save_CFLAGS="$CFLAGS" |
d207ebef JM |
840 | CFLAGS="$CFLAGS -o out/conftest2.o" |
841 | echo "$progname:829: checking if $compiler supports -c -o file.o" >&5 | |
842 | if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then | |
90fb0c24 TT |
843 | |
844 | # The compiler can only warn and ignore the option if not recognized | |
845 | # So say no if there are warnings | |
d207ebef | 846 | if test -s out/conftest.err; then |
cf4ccd63 | 847 | echo "$ac_t"no 1>&6 |
90fb0c24 | 848 | compiler_c_o=no |
cf4ccd63 JL |
849 | else |
850 | echo "$ac_t"yes 1>&6 | |
90fb0c24 | 851 | compiler_c_o=yes |
cf4ccd63 | 852 | fi |
90fb0c24 TT |
853 | else |
854 | # Append any errors to the config.log. | |
d207ebef | 855 | cat out/conftest.err 1>&5 |
90fb0c24 TT |
856 | compiler_c_o=no |
857 | echo "$ac_t"no 1>&6 | |
858 | fi | |
859 | CFLAGS="$save_CFLAGS" | |
d207ebef JM |
860 | chmod u+w . |
861 | $rm conftest* out/* | |
862 | rmdir out | |
863 | cd .. | |
864 | rmdir conftest | |
865 | $rm -r conftest 2>/dev/null | |
90fb0c24 TT |
866 | |
867 | if test x"$compiler_c_o" = x"yes"; then | |
868 | # Check to see if we can write to a .lo | |
869 | echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6 | |
870 | $rm conftest* | |
871 | echo "int some_variable = 0;" > conftest.c | |
872 | save_CFLAGS="$CFLAGS" | |
873 | CFLAGS="$CFLAGS -c -o conftest.lo" | |
d207ebef JM |
874 | echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5 |
875 | if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then | |
90fb0c24 TT |
876 | |
877 | # The compiler can only warn and ignore the option if not recognized | |
878 | # So say no if there are warnings | |
879 | if test -s conftest.err; then | |
880 | echo "$ac_t"no 1>&6 | |
881 | compiler_o_lo=no | |
882 | else | |
883 | echo "$ac_t"yes 1>&6 | |
884 | compiler_o_lo=yes | |
885 | fi | |
cf4ccd63 JL |
886 | else |
887 | # Append any errors to the config.log. | |
888 | cat conftest.err 1>&5 | |
90fb0c24 | 889 | compiler_o_lo=no |
cf4ccd63 JL |
890 | echo "$ac_t"no 1>&6 |
891 | fi | |
892 | CFLAGS="$save_CFLAGS" | |
893 | $rm conftest* | |
6599da04 | 894 | else |
90fb0c24 TT |
895 | compiler_o_lo=no |
896 | fi | |
897 | ||
898 | # Check to see if we can do hard links to lock some files if needed | |
899 | hard_links="nottested" | |
900 | if test "$compiler_c_o" = no && test "$need_locks" != no; then | |
901 | # do not overwrite the value of need_locks provided by the user | |
902 | echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6 | |
903 | hard_links=yes | |
904 | $rm conftest* | |
905 | ln conftest.a conftest.b 2>/dev/null && hard_links=no | |
906 | touch conftest.a | |
907 | ln conftest.a conftest.b 2>&5 || hard_links=no | |
908 | ln conftest.a conftest.b 2>/dev/null && hard_links=no | |
909 | echo "$ac_t$hard_links" 1>&6 | |
910 | $rm conftest* | |
911 | if test "$hard_links" = no; then | |
912 | echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2 | |
913 | need_locks=warn | |
914 | fi | |
915 | else | |
916 | need_locks=no | |
917 | fi | |
918 | ||
919 | if test "$with_gcc" = yes; then | |
920 | # Check to see if options -fno-rtti -fno-exceptions are supported by compiler | |
921 | echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6 | |
922 | $rm conftest* | |
923 | echo "int some_variable = 0;" > conftest.c | |
924 | save_CFLAGS="$CFLAGS" | |
925 | CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c" | |
d207ebef JM |
926 | echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5 |
927 | if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then | |
90fb0c24 TT |
928 | |
929 | # The compiler can only warn and ignore the option if not recognized | |
930 | # So say no if there are warnings | |
931 | if test -s conftest.err; then | |
932 | echo "$ac_t"no 1>&6 | |
933 | compiler_rtti_exceptions=no | |
934 | else | |
935 | echo "$ac_t"yes 1>&6 | |
936 | compiler_rtti_exceptions=yes | |
937 | fi | |
938 | else | |
939 | # Append any errors to the config.log. | |
940 | cat conftest.err 1>&5 | |
941 | compiler_rtti_exceptions=no | |
942 | echo "$ac_t"no 1>&6 | |
943 | fi | |
944 | CFLAGS="$save_CFLAGS" | |
945 | $rm conftest* | |
946 | ||
947 | if test "$compiler_rtti_exceptions" = "yes"; then | |
948 | no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions' | |
949 | else | |
950 | no_builtin_flag=' -fno-builtin' | |
951 | fi | |
952 | ||
6599da04 JM |
953 | fi |
954 | ||
955 | # Check for any special shared library compilation flags. | |
956 | if test -n "$special_shlib_compile_flags"; then | |
957 | echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2 | |
958 | if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$special_shlib_compile_flags[ ]" >/dev/null; then : | |
959 | else | |
960 | echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2 | |
961 | can_build_shared=no | |
962 | fi | |
963 | fi | |
964 | ||
cf4ccd63 JL |
965 | echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6 |
966 | $rm conftest* | |
967 | echo 'main(){return(0);}' > conftest.c | |
968 | save_LDFLAGS="$LDFLAGS" | |
969 | LDFLAGS="$LDFLAGS $link_static_flag" | |
d207ebef JM |
970 | echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5 |
971 | if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then | |
cf4ccd63 | 972 | echo "$ac_t$link_static_flag" 1>&6 |
6599da04 | 973 | else |
cf4ccd63 JL |
974 | echo "$ac_t"none 1>&6 |
975 | link_static_flag= | |
6599da04 | 976 | fi |
cf4ccd63 JL |
977 | LDFLAGS="$save_LDFLAGS" |
978 | $rm conftest* | |
6599da04 JM |
979 | |
980 | if test -z "$LN_S"; then | |
981 | # Check to see if we can use ln -s, or we need hard links. | |
982 | echo $ac_n "checking whether ln -s works... $ac_c" 1>&6 | |
d207ebef JM |
983 | $rm conftest.dat |
984 | if ln -s X conftest.dat 2>/dev/null; then | |
985 | $rm conftest.dat | |
6599da04 JM |
986 | LN_S="ln -s" |
987 | else | |
988 | LN_S=ln | |
989 | fi | |
990 | if test "$LN_S" = "ln -s"; then | |
991 | echo "$ac_t"yes 1>&6 | |
992 | else | |
993 | echo "$ac_t"no 1>&6 | |
994 | fi | |
995 | fi | |
996 | ||
cf4ccd63 JL |
997 | # Make sure LD is an absolute path. |
998 | if test -z "$LD"; then | |
999 | ac_prog=ld | |
1000 | if test "$with_gcc" = yes; then | |
1001 | # Check if gcc -print-prog-name=ld gives a path. | |
1002 | echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6 | |
d207ebef | 1003 | echo "$progname:991: checking for ld used by GCC" >&5 |
cf4ccd63 JL |
1004 | ac_prog=`($CC -print-prog-name=ld) 2>&5` |
1005 | case "$ac_prog" in | |
1006 | # Accept absolute paths. | |
d207ebef | 1007 | [\\/]* | [A-Za-z]:[\\/]*) |
90fb0c24 TT |
1008 | re_direlt='/[^/][^/]*/\.\./' |
1009 | # Canonicalize the path of ld | |
1010 | ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` | |
1011 | while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do | |
1012 | ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` | |
1013 | done | |
cf4ccd63 JL |
1014 | test -z "$LD" && LD="$ac_prog" |
1015 | ;; | |
1016 | "") | |
1017 | # If it fails, then pretend we are not using GCC. | |
1018 | ac_prog=ld | |
1019 | ;; | |
1020 | *) | |
1021 | # If it is relative, then search for the first ld in PATH. | |
1022 | with_gnu_ld=unknown | |
1023 | ;; | |
1024 | esac | |
1025 | elif test "$with_gnu_ld" = yes; then | |
1026 | echo $ac_n "checking for GNU ld... $ac_c" 1>&6 | |
d207ebef | 1027 | echo "$progname:1015: checking for GNU ld" >&5 |
cf4ccd63 JL |
1028 | else |
1029 | echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6 | |
d207ebef | 1030 | echo "$progname:1018: checking for non-GNU ld" >&5 |
cf4ccd63 | 1031 | fi |
6599da04 | 1032 | |
cf4ccd63 | 1033 | if test -z "$LD"; then |
90fb0c24 | 1034 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
6599da04 JM |
1035 | for ac_dir in $PATH; do |
1036 | test -z "$ac_dir" && ac_dir=. | |
d207ebef | 1037 | if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then |
cf4ccd63 | 1038 | LD="$ac_dir/$ac_prog" |
6599da04 JM |
1039 | # Check to see if the program is GNU ld. I'd rather use --version, |
1040 | # but apparently some GNU ld's only accept -v. | |
1041 | # Break only if it was the GNU/non-GNU ld that we prefer. | |
cf4ccd63 JL |
1042 | if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then |
1043 | test "$with_gnu_ld" != no && break | |
6599da04 JM |
1044 | else |
1045 | test "$with_gnu_ld" != yes && break | |
1046 | fi | |
1047 | fi | |
1048 | done | |
1049 | IFS="$ac_save_ifs" | |
cf4ccd63 | 1050 | fi |
6599da04 | 1051 | |
cf4ccd63 JL |
1052 | if test -n "$LD"; then |
1053 | echo "$ac_t$LD" 1>&6 | |
1054 | else | |
1055 | echo "$ac_t"no 1>&6 | |
6599da04 JM |
1056 | fi |
1057 | ||
cf4ccd63 JL |
1058 | if test -z "$LD"; then |
1059 | echo "$progname: error: no acceptable ld found in \$PATH" 1>&2 | |
1060 | exit 1 | |
6599da04 | 1061 | fi |
6599da04 JM |
1062 | fi |
1063 | ||
cf4ccd63 JL |
1064 | # Check to see if it really is or is not GNU ld. |
1065 | echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6 | |
1066 | # I'd rather use --version here, but apparently some GNU ld's only accept -v. | |
1067 | if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then | |
1068 | with_gnu_ld=yes | |
1069 | else | |
1070 | with_gnu_ld=no | |
1071 | fi | |
1072 | echo "$ac_t$with_gnu_ld" 1>&6 | |
1073 | ||
6599da04 JM |
1074 | # See if the linker supports building shared libraries. |
1075 | echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6 | |
1076 | ||
1077 | allow_undefined_flag= | |
cf4ccd63 | 1078 | no_undefined_flag= |
90fb0c24 TT |
1079 | need_lib_prefix=unknown |
1080 | need_version=unknown | |
1081 | # when you set need_version to no, make sure it does not cause -set_version | |
1082 | # flags to be left without arguments | |
6599da04 | 1083 | archive_cmds= |
90fb0c24 | 1084 | archive_expsym_cmds= |
cf4ccd63 JL |
1085 | old_archive_from_new_cmds= |
1086 | export_dynamic_flag_spec= | |
fbd836fc | 1087 | whole_archive_flag_spec= |
90fb0c24 | 1088 | thread_safe_flag_spec= |
6599da04 JM |
1089 | hardcode_libdir_flag_spec= |
1090 | hardcode_libdir_separator= | |
1091 | hardcode_direct=no | |
1092 | hardcode_minus_L=no | |
6599da04 JM |
1093 | hardcode_shlibpath_var=unsupported |
1094 | runpath_var= | |
90fb0c24 | 1095 | always_export_symbols=no |
d207ebef | 1096 | export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols' |
90fb0c24 TT |
1097 | # include_expsyms should be a list of space-separated symbols to be *always* |
1098 | # included in the symbol list | |
1099 | include_expsyms= | |
1100 | # exclude_expsyms can be an egrep regular expression of symbols to exclude | |
1101 | # it will be wrapped by ` (' and `)$', so one must not match beginning or | |
1102 | # end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', | |
1103 | # as well as any symbol that contains `d'. | |
d207ebef JM |
1104 | exclude_expsyms="_GLOBAL_OFFSET_TABLE_" |
1105 | # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out | |
1106 | # platforms (ab)use it in PIC code, but their linkers get confused if | |
1107 | # the symbol is explicitly referenced. Since portable code cannot | |
1108 | # rely on this symbol name, it's probably fine to never include it in | |
1109 | # preloaded symbol tables. | |
fbd836fc ILT |
1110 | |
1111 | case "$host_os" in | |
90fb0c24 TT |
1112 | cygwin* | mingw*) |
1113 | # FIXME: the MSVC++ port hasn't been tested in a loooong time | |
1114 | # When not using gcc, we currently assume that we are using | |
1115 | # Microsoft Visual C++. | |
1116 | if test "$with_gcc" != yes; then | |
1117 | with_gnu_ld=no | |
1118 | fi | |
fbd836fc | 1119 | ;; |
90fb0c24 | 1120 | |
fbd836fc | 1121 | esac |
6599da04 JM |
1122 | |
1123 | ld_shlibs=yes | |
1124 | if test "$with_gnu_ld" = yes; then | |
90fb0c24 TT |
1125 | # If archive_cmds runs LD, not CC, wlarc should be empty |
1126 | wlarc='${wl}' | |
6599da04 | 1127 | |
cf4ccd63 | 1128 | # See if GNU ld supports shared libraries. |
6599da04 | 1129 | case "$host_os" in |
90fb0c24 TT |
1130 | aix3* | aix4*) |
1131 | # On AIX, the GNU linker is very broken | |
1132 | ld_shlibs=no | |
1133 | cat <<EOF 1>&2 | |
1134 | ||
1135 | *** Warning: the GNU linker, at least up to release 2.9.1, is reported | |
1136 | *** to be unable to reliably create shared libraries on AIX. | |
1137 | *** Therefore, libtool is disabling shared libraries support. If you | |
1138 | *** really care for shared libraries, you may want to modify your PATH | |
1139 | *** so that a non-GNU linker is found, and then restart. | |
1140 | ||
1141 | EOF | |
1142 | ;; | |
1143 | ||
cf4ccd63 | 1144 | amigaos*) |
90fb0c24 | 1145 | archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' |
cf4ccd63 JL |
1146 | hardcode_libdir_flag_spec='-L$libdir' |
1147 | hardcode_minus_L=yes | |
cf4ccd63 | 1148 | |
d207ebef JM |
1149 | # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports |
1150 | # that the semantics of dynamic libraries on AmigaOS, at least up | |
1151 | # to version 4, is to share data among multiple programs linked | |
1152 | # with the same dynamic library. Since this doesn't match the | |
1153 | # behavior of shared libraries on other platforms, we can use | |
1154 | # them. | |
1155 | ld_shlibs=no | |
cf4ccd63 JL |
1156 | ;; |
1157 | ||
90fb0c24 TT |
1158 | beos*) |
1159 | if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then | |
d207ebef JM |
1160 | allow_undefined_flag=unsupported |
1161 | # Joseph Beckenbach <jrb3@best.com> says some releases of gcc | |
1162 | # support --undefined. This deserves some investigation. FIXME | |
90fb0c24 | 1163 | archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' |
fbd836fc | 1164 | else |
90fb0c24 | 1165 | ld_shlibs=no |
fbd836fc | 1166 | fi |
6599da04 JM |
1167 | ;; |
1168 | ||
90fb0c24 TT |
1169 | cygwin* | mingw*) |
1170 | # hardcode_libdir_flag_spec is actually meaningless, as there is | |
1171 | # no search path for DLLs. | |
1172 | hardcode_libdir_flag_spec='-L$libdir' | |
1173 | allow_undefined_flag=unsupported | |
1174 | always_export_symbols=yes | |
1175 | ||
1176 | # Extract the symbol export list from an `--export-all' def file, | |
1177 | # then regenerate the def file from the symbol export list, so that | |
1178 | # the compiled dll only exports the symbol export list. | |
d207ebef JM |
1179 | export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
1180 | test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ | |
1181 | $DLLTOOL --export-all --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~ | |
90fb0c24 TT |
1182 | sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]* ; *//" < $objdir/$soname-def > $export_symbols' |
1183 | ||
1184 | archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~ | |
1185 | _lt_hint=1; | |
1186 | for symbol in `cat $export_symbols`; do | |
d207ebef | 1187 | echo " \$symbol @ \$_lt_hint ; " >> $objdir/$soname-def; |
90fb0c24 TT |
1188 | _lt_hint=`expr 1 + \$_lt_hint`; |
1189 | done~ | |
d207ebef JM |
1190 | test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
1191 | test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ | |
90fb0c24 TT |
1192 | $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ |
1193 | $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ | |
1194 | $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ | |
1195 | $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ | |
1196 | $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts' | |
1197 | ||
1198 | old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a' | |
1199 | ;; | |
1200 | ||
d207ebef JM |
1201 | netbsd*) |
1202 | if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then | |
1203 | archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' | |
1204 | archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
1205 | else | |
1206 | archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib' | |
1207 | # can we support soname and/or expsyms with a.out? -oliva | |
1208 | fi | |
1209 | ;; | |
1210 | ||
1211 | solaris* | sysv5*) | |
1212 | if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then | |
1213 | ld_shlibs=no | |
1214 | cat <<EOF 1>&2 | |
1215 | ||
1216 | *** Warning: The releases 2.8.* of the GNU linker cannot reliably | |
1217 | *** create shared libraries on Solaris systems. Therefore, libtool | |
1218 | *** is disabling shared libraries support. We urge you to upgrade GNU | |
1219 | *** binutils to release 2.9.1 or newer. Another option is to modify | |
1220 | *** your PATH or compiler configuration so that the native linker is | |
1221 | *** used, and then restart. | |
1222 | ||
1223 | EOF | |
1224 | elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then | |
1225 | archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' | |
1226 | archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
1227 | else | |
1228 | ld_shlibs=no | |
1229 | fi | |
1230 | ;; | |
1231 | ||
1232 | sunos4*) | |
1233 | archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts' | |
1234 | wlarc= | |
1235 | hardcode_direct=yes | |
1236 | hardcode_shlibpath_var=no | |
1237 | ;; | |
1238 | ||
6599da04 JM |
1239 | *) |
1240 | if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then | |
90fb0c24 TT |
1241 | archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' |
1242 | archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
6599da04 JM |
1243 | else |
1244 | ld_shlibs=no | |
1245 | fi | |
1246 | ;; | |
1247 | esac | |
1248 | ||
90fb0c24 | 1249 | if test "$ld_shlibs" = yes; then |
cf4ccd63 JL |
1250 | runpath_var=LD_RUN_PATH |
1251 | hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' | |
1252 | export_dynamic_flag_spec='${wl}--export-dynamic' | |
d207ebef JM |
1253 | case $host_os in |
1254 | cygwin* | mingw*) | |
1255 | # dlltool doesn't understand --whole-archive et. al. | |
1256 | whole_archive_flag_spec= | |
1257 | ;; | |
1258 | *) | |
1259 | # ancient GNU ld didn't support --whole-archive et. al. | |
1260 | if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then | |
1261 | whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' | |
1262 | else | |
1263 | whole_archive_flag_spec= | |
1264 | fi | |
1265 | ;; | |
1266 | esac | |
6599da04 JM |
1267 | fi |
1268 | else | |
1269 | # PORTME fill in a description of your system's linker (not GNU ld) | |
1270 | case "$host_os" in | |
1271 | aix3*) | |
1272 | allow_undefined_flag=unsupported | |
90fb0c24 TT |
1273 | always_export_symbols=yes |
1274 | archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname' | |
6599da04 JM |
1275 | # Note: this linker hardcodes the directories in LIBPATH if there |
1276 | # are no directories specified by -L. | |
1277 | hardcode_minus_L=yes | |
cf4ccd63 JL |
1278 | if test "$with_gcc" = yes && test -z "$link_static_flag"; then |
1279 | # Neither direct hardcoding nor static linking is supported with a | |
1280 | # broken collect2. | |
1281 | hardcode_direct=unsupported | |
1282 | fi | |
6599da04 JM |
1283 | ;; |
1284 | ||
1285 | aix4*) | |
d207ebef JM |
1286 | hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib' |
1287 | hardcode_libdir_separator=':' | |
90fb0c24 | 1288 | if test "$with_gcc" = yes; then |
d207ebef JM |
1289 | collect2name=`${CC} -print-prog-name=collect2` |
1290 | if test -f "$collect2name" && \ | |
1291 | strings "$collect2name" | grep resolve_lib_name >/dev/null | |
90fb0c24 TT |
1292 | then |
1293 | # We have reworked collect2 | |
1294 | hardcode_direct=yes | |
1295 | else | |
1296 | # We have old collect2 | |
1297 | hardcode_direct=unsupported | |
d207ebef JM |
1298 | # It fails to find uninstalled libraries when the uninstalled |
1299 | # path is not listed in the libpath. Setting hardcode_minus_L | |
1300 | # to unsupported forces relinking | |
1301 | hardcode_minus_L=yes | |
1302 | hardcode_libdir_flag_spec='-L$libdir' | |
1303 | hardcode_libdir_separator= | |
90fb0c24 | 1304 | fi |
d207ebef | 1305 | shared_flag='-shared' |
90fb0c24 | 1306 | else |
d207ebef | 1307 | shared_flag='${wl}-bM:SRE' |
90fb0c24 TT |
1308 | hardcode_direct=yes |
1309 | fi | |
d207ebef JM |
1310 | allow_undefined_flag=' ${wl}-berok' |
1311 | archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}' | |
1312 | archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}' | |
1313 | case "$host_os" in aix4.[01]|aix4.[01].*) | |
1314 | # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on | |
1315 | always_export_symbols=yes ;; | |
1316 | esac | |
90fb0c24 | 1317 | ;; |
6599da04 | 1318 | |
cf4ccd63 | 1319 | amigaos*) |
90fb0c24 | 1320 | archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' |
cf4ccd63 JL |
1321 | hardcode_libdir_flag_spec='-L$libdir' |
1322 | hardcode_minus_L=yes | |
d207ebef JM |
1323 | # see comment about different semantics on the GNU ld section |
1324 | ld_shlibs=no | |
cf4ccd63 JL |
1325 | ;; |
1326 | ||
90fb0c24 TT |
1327 | cygwin* | mingw*) |
1328 | # When not using gcc, we currently assume that we are using | |
1329 | # Microsoft Visual C++. | |
1330 | # hardcode_libdir_flag_spec is actually meaningless, as there is | |
1331 | # no search path for DLLs. | |
1332 | hardcode_libdir_flag_spec=' ' | |
1333 | allow_undefined_flag=unsupported | |
1334 | # Tell ltmain to make .lib files, not .a files. | |
1335 | libext=lib | |
1336 | # FIXME: Setting linknames here is a bad hack. | |
1337 | archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames=' | |
1338 | # The linker will automatically build a .lib file if we build a DLL. | |
1339 | old_archive_from_new_cmds='true' | |
1340 | # FIXME: Should let the user specify the lib program. | |
1341 | old_archive_cmds='lib /OUT:$oldlib$oldobjs' | |
1342 | fix_srcfile_path='`cygpath -w $srcfile`' | |
1343 | ;; | |
1344 | ||
1345 | freebsd1*) | |
1346 | ld_shlibs=no | |
cf4ccd63 JL |
1347 | ;; |
1348 | ||
6599da04 JM |
1349 | # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor |
1350 | # support. Future versions do this automatically, but an explicit c++rt0.o | |
cf4ccd63 | 1351 | # does not break anything, and helps significantly (at the cost of a little |
6599da04 JM |
1352 | # extra space). |
1353 | freebsd2.2*) | |
90fb0c24 | 1354 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o' |
cf4ccd63 | 1355 | hardcode_libdir_flag_spec='-R$libdir' |
6599da04 | 1356 | hardcode_direct=yes |
6599da04 JM |
1357 | hardcode_shlibpath_var=no |
1358 | ;; | |
1359 | ||
cf4ccd63 | 1360 | # Unfortunately, older versions of FreeBSD 2 do not have this feature. |
6599da04 | 1361 | freebsd2*) |
90fb0c24 | 1362 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' |
6599da04 JM |
1363 | hardcode_direct=yes |
1364 | hardcode_minus_L=yes | |
1365 | hardcode_shlibpath_var=no | |
1366 | ;; | |
1367 | ||
90fb0c24 TT |
1368 | # FreeBSD 3 and greater uses gcc -shared to do shared libraries. |
1369 | freebsd*) | |
1370 | archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts' | |
cf4ccd63 | 1371 | hardcode_libdir_flag_spec='-R$libdir' |
6599da04 | 1372 | hardcode_direct=yes |
6599da04 JM |
1373 | hardcode_shlibpath_var=no |
1374 | ;; | |
1375 | ||
d207ebef JM |
1376 | hpux9* | hpux10* | hpux11*) |
1377 | case "$host_os" in | |
1378 | hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;; | |
1379 | *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;; | |
1380 | esac | |
6599da04 | 1381 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' |
d207ebef | 1382 | hardcode_libdir_separator=: |
6599da04 | 1383 | hardcode_direct=yes |
d207ebef JM |
1384 | hardcode_minus_L=yes # Not in the search PATH, but as the default |
1385 | # location of the library. | |
cf4ccd63 | 1386 | export_dynamic_flag_spec='${wl}-E' |
6599da04 JM |
1387 | ;; |
1388 | ||
1389 | irix5* | irix6*) | |
cf4ccd63 | 1390 | if test "$with_gcc" = yes; then |
d207ebef | 1391 | archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' |
cf4ccd63 | 1392 | else |
d207ebef | 1393 | archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
cf4ccd63 | 1394 | fi |
6599da04 | 1395 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
90fb0c24 | 1396 | hardcode_libdir_separator=: |
6599da04 JM |
1397 | ;; |
1398 | ||
cf4ccd63 | 1399 | netbsd*) |
90fb0c24 TT |
1400 | if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
1401 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' # a.out | |
1402 | else | |
1403 | archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts' # ELF | |
1404 | fi | |
1405 | hardcode_libdir_flag_spec='${wl}-R$libdir' | |
6599da04 JM |
1406 | hardcode_direct=yes |
1407 | hardcode_shlibpath_var=no | |
1408 | ;; | |
1409 | ||
cf4ccd63 | 1410 | openbsd*) |
90fb0c24 | 1411 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' |
cf4ccd63 JL |
1412 | hardcode_libdir_flag_spec='-R$libdir' |
1413 | hardcode_direct=yes | |
1414 | hardcode_shlibpath_var=no | |
1415 | ;; | |
1416 | ||
1417 | os2*) | |
1418 | hardcode_libdir_flag_spec='-L$libdir' | |
1419 | hardcode_minus_L=yes | |
1420 | allow_undefined_flag=unsupported | |
90fb0c24 | 1421 | archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def' |
cf4ccd63 JL |
1422 | old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def' |
1423 | ;; | |
1424 | ||
d207ebef JM |
1425 | osf3*) |
1426 | if test "$with_gcc" = yes; then | |
1427 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
1428 | archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' | |
1429 | else | |
1430 | allow_undefined_flag=' -expect_unresolved \*' | |
1431 | archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' | |
1432 | fi | |
1433 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
1434 | hardcode_libdir_separator=: | |
1435 | ;; | |
1436 | ||
1437 | osf4* | osf5*) # As osf3* with the addition of the -msym flag | |
90fb0c24 TT |
1438 | if test "$with_gcc" = yes; then |
1439 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
d207ebef | 1440 | archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' |
90fb0c24 TT |
1441 | else |
1442 | allow_undefined_flag=' -expect_unresolved \*' | |
d207ebef | 1443 | archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
90fb0c24 | 1444 | fi |
6599da04 JM |
1445 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
1446 | hardcode_libdir_separator=: | |
1447 | ;; | |
1448 | ||
1449 | sco3.2v5*) | |
d207ebef JM |
1450 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' |
1451 | hardcode_shlibpath_var=no | |
1452 | runpath_var=LD_RUN_PATH | |
1453 | hardcode_runpath_var=yes | |
6599da04 JM |
1454 | ;; |
1455 | ||
90fb0c24 | 1456 | solaris*) |
cf4ccd63 | 1457 | no_undefined_flag=' -z text' |
90fb0c24 TT |
1458 | # $CC -shared without GNU ld will not create a library from C++ |
1459 | # object files and a static libstdc++, better avoid it by now | |
1460 | archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts' | |
1461 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
1462 | $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' | |
6599da04 JM |
1463 | hardcode_libdir_flag_spec='-R$libdir' |
1464 | hardcode_shlibpath_var=no | |
d207ebef JM |
1465 | case "$host_os" in |
1466 | solaris2.[0-5] | solaris2.[0-5].*) ;; | |
1467 | *) # Supported since Solaris 2.6 (maybe 2.5.1?) | |
1468 | whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;; | |
1469 | esac | |
6599da04 JM |
1470 | ;; |
1471 | ||
1472 | sunos4*) | |
d207ebef | 1473 | archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts' |
6599da04 JM |
1474 | hardcode_libdir_flag_spec='-L$libdir' |
1475 | hardcode_direct=yes | |
1476 | hardcode_minus_L=yes | |
1477 | hardcode_shlibpath_var=no | |
1478 | ;; | |
1479 | ||
d207ebef JM |
1480 | sysv4) |
1481 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
1482 | runpath_var='LD_RUN_PATH' | |
1483 | hardcode_shlibpath_var=no | |
1484 | hardcode_direct=no #Motorola manual says yes, but my tests say they lie | |
1485 | ;; | |
1486 | ||
90fb0c24 TT |
1487 | sysv4.3*) |
1488 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
90fb0c24 TT |
1489 | hardcode_shlibpath_var=no |
1490 | export_dynamic_flag_spec='-Bexport' | |
1491 | ;; | |
1492 | ||
d207ebef JM |
1493 | sysv5*) |
1494 | no_undefined_flag=' -z text' | |
1495 | # $CC -shared without GNU ld will not create a library from C++ | |
1496 | # object files and a static libstdc++, better avoid it by now | |
1497 | archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts' | |
1498 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
1499 | $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' | |
1500 | hardcode_libdir_flag_spec= | |
1501 | hardcode_shlibpath_var=no | |
1502 | runpath_var='LD_RUN_PATH' | |
1503 | ;; | |
1504 | ||
cf4ccd63 | 1505 | uts4*) |
90fb0c24 TT |
1506 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' |
1507 | hardcode_libdir_flag_spec='-L$libdir' | |
90fb0c24 TT |
1508 | hardcode_shlibpath_var=no |
1509 | ;; | |
1510 | ||
1511 | dgux*) | |
1512 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
cf4ccd63 | 1513 | hardcode_libdir_flag_spec='-L$libdir' |
d207ebef JM |
1514 | hardcode_shlibpath_var=no |
1515 | ;; | |
1516 | ||
1517 | sysv4*MP*) | |
1518 | if test -d /usr/nec; then | |
1519 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
1520 | hardcode_shlibpath_var=no | |
1521 | runpath_var=LD_RUN_PATH | |
1522 | hardcode_runpath_var=yes | |
1523 | ld_shlibs=yes | |
1524 | elif test -d /usr/dde; then | |
1525 | archive_cmds='$CC -V -dy -G -z text -h $soname -o $lib $libobjs' | |
1526 | hardcode_shlibpath_var=no | |
1527 | runpath_var=LD_RUN_PATH | |
1528 | no_undefined_flag='-z text' | |
1529 | ld_shlibs=yes | |
1530 | fi | |
1531 | ;; | |
1532 | ||
1533 | sysv4.2uw2*) | |
1534 | archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts' | |
1535 | hardcode_direct=yes | |
cf4ccd63 JL |
1536 | hardcode_minus_L=no |
1537 | hardcode_shlibpath_var=no | |
d207ebef JM |
1538 | hardcode_runpath_var=yes |
1539 | runpath_var=LD_RUN_PATH | |
1540 | ;; | |
1541 | ||
1542 | unixware7*) | |
1543 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
1544 | runpath_var='LD_RUN_PATH' | |
1545 | hardcode_shlibpath_var=no | |
cf4ccd63 JL |
1546 | ;; |
1547 | ||
6599da04 JM |
1548 | *) |
1549 | ld_shlibs=no | |
6599da04 JM |
1550 | ;; |
1551 | esac | |
1552 | fi | |
cf4ccd63 | 1553 | echo "$ac_t$ld_shlibs" 1>&6 |
d207ebef | 1554 | test "$ld_shlibs" = no && can_build_shared=no |
cf4ccd63 JL |
1555 | |
1556 | if test -z "$NM"; then | |
1557 | echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6 | |
1558 | case "$NM" in | |
d207ebef | 1559 | [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path. |
cf4ccd63 | 1560 | *) |
90fb0c24 TT |
1561 | IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
1562 | for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do | |
cf4ccd63 | 1563 | test -z "$ac_dir" && ac_dir=. |
d207ebef | 1564 | if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then |
90fb0c24 TT |
1565 | # Check to see if the nm accepts a BSD-compat flag. |
1566 | # Adding the `sed 1q' prevents false positives on HP-UX, which says: | |
1567 | # nm: unknown option "B" ignored | |
1568 | if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then | |
1569 | NM="$ac_dir/nm -B" | |
1570 | break | |
1571 | elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then | |
1572 | NM="$ac_dir/nm -p" | |
1573 | break | |
cf4ccd63 | 1574 | else |
90fb0c24 TT |
1575 | NM=${NM="$ac_dir/nm"} # keep the first match, but |
1576 | continue # so that we can try to find one that supports BSD flags | |
cf4ccd63 | 1577 | fi |
cf4ccd63 JL |
1578 | fi |
1579 | done | |
1580 | IFS="$ac_save_ifs" | |
1581 | test -z "$NM" && NM=nm | |
1582 | ;; | |
1583 | esac | |
1584 | echo "$ac_t$NM" 1>&6 | |
1585 | fi | |
1586 | ||
1587 | # Check for command to grab the raw symbol name followed by C symbol from nm. | |
1588 | echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6 | |
1589 | ||
1590 | # These are sane defaults that work on at least a few old systems. | |
1591 | # [They come from Ultrix. What could be older than Ultrix?!! ;)] | |
1592 | ||
1593 | # Character class describing NM global symbol codes. | |
90fb0c24 | 1594 | symcode='[BCDEGRST]' |
cf4ccd63 JL |
1595 | |
1596 | # Regexp to match symbols that can be accessed directly from C. | |
1597 | sympat='\([_A-Za-z][_A-Za-z0-9]*\)' | |
1598 | ||
1599 | # Transform the above into a raw symbol and a C symbol. | |
90fb0c24 TT |
1600 | symxfrm='\1 \2\3 \3' |
1601 | ||
1602 | # Transform an extracted symbol line into a proper C declaration | |
1603 | global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" | |
cf4ccd63 JL |
1604 | |
1605 | # Define system-specific variables. | |
1606 | case "$host_os" in | |
1607 | aix*) | |
90fb0c24 | 1608 | symcode='[BCDT]' |
cf4ccd63 | 1609 | ;; |
90fb0c24 TT |
1610 | cygwin* | mingw*) |
1611 | symcode='[ABCDGISTW]' | |
1612 | ;; | |
1613 | hpux*) # Its linker distinguishes data from code symbols | |
1614 | global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" | |
cf4ccd63 JL |
1615 | ;; |
1616 | irix*) | |
cf4ccd63 JL |
1617 | symcode='[BCDEGRST]' |
1618 | ;; | |
90fb0c24 TT |
1619 | solaris*) |
1620 | symcode='[BDT]' | |
cf4ccd63 | 1621 | ;; |
d207ebef JM |
1622 | sysv4) |
1623 | symcode='[DFNSTU]' | |
1624 | ;; | |
cf4ccd63 JL |
1625 | esac |
1626 | ||
1627 | # If we're using GNU nm, then use its standard symbol codes. | |
1628 | if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then | |
90fb0c24 | 1629 | symcode='[ABCDGISTW]' |
cf4ccd63 JL |
1630 | fi |
1631 | ||
90fb0c24 TT |
1632 | # Try without a prefix undercore, then with it. |
1633 | for ac_symprfx in "" "_"; do | |
cf4ccd63 | 1634 | |
90fb0c24 TT |
1635 | # Write the raw and C identifiers. |
1636 | global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$/$symxfrm/p'" | |
cf4ccd63 | 1637 | |
90fb0c24 TT |
1638 | # Check to see that the pipe works correctly. |
1639 | pipe_works=no | |
1640 | $rm conftest* | |
1641 | cat > conftest.c <<EOF | |
cf4ccd63 JL |
1642 | #ifdef __cplusplus |
1643 | extern "C" { | |
1644 | #endif | |
1645 | char nm_test_var; | |
1646 | void nm_test_func(){} | |
1647 | #ifdef __cplusplus | |
1648 | } | |
1649 | #endif | |
1650 | main(){nm_test_var='a';nm_test_func();return(0);} | |
1651 | EOF | |
1652 | ||
d207ebef JM |
1653 | echo "$progname:1635: checking if global_symbol_pipe works" >&5 |
1654 | if { (eval echo $progname:1636: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then | |
90fb0c24 TT |
1655 | # Now try to grab the symbols. |
1656 | nlist=conftest.nm | |
d207ebef | 1657 | if { echo "$progname:1639: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then |
cf4ccd63 | 1658 | |
90fb0c24 TT |
1659 | # Try sorting and uniquifying the output. |
1660 | if sort "$nlist" | uniq > "$nlist"T; then | |
1661 | mv -f "$nlist"T "$nlist" | |
1662 | else | |
1663 | rm -f "$nlist"T | |
1664 | fi | |
1665 | ||
1666 | # Make sure that we snagged all the symbols we need. | |
1667 | if egrep ' nm_test_var$' "$nlist" >/dev/null; then | |
1668 | if egrep ' nm_test_func$' "$nlist" >/dev/null; then | |
1669 | cat <<EOF > conftest.c | |
cf4ccd63 JL |
1670 | #ifdef __cplusplus |
1671 | extern "C" { | |
1672 | #endif | |
1673 | ||
1674 | EOF | |
90fb0c24 TT |
1675 | # Now generate the symbol file. |
1676 | eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c' | |
cf4ccd63 | 1677 | |
90fb0c24 | 1678 | cat <<EOF >> conftest.c |
cf4ccd63 | 1679 | #if defined (__STDC__) && __STDC__ |
90fb0c24 | 1680 | # define lt_ptr_t void * |
cf4ccd63 | 1681 | #else |
90fb0c24 TT |
1682 | # define lt_ptr_t char * |
1683 | # define const | |
cf4ccd63 JL |
1684 | #endif |
1685 | ||
cf4ccd63 | 1686 | /* The mapping between symbol names and symbols. */ |
90fb0c24 TT |
1687 | const struct { |
1688 | const char *name; | |
1689 | lt_ptr_t address; | |
cf4ccd63 | 1690 | } |
90fb0c24 | 1691 | lt_preloaded_symbols[] = |
cf4ccd63 JL |
1692 | { |
1693 | EOF | |
90fb0c24 TT |
1694 | sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c |
1695 | cat <<\EOF >> conftest.c | |
1696 | {0, (lt_ptr_t) 0} | |
cf4ccd63 JL |
1697 | }; |
1698 | ||
1699 | #ifdef __cplusplus | |
1700 | } | |
1701 | #endif | |
1702 | EOF | |
90fb0c24 | 1703 | # Now try linking the two files. |
d207ebef | 1704 | mv conftest.$objext conftstm.$objext |
90fb0c24 TT |
1705 | save_LIBS="$LIBS" |
1706 | save_CFLAGS="$CFLAGS" | |
d207ebef | 1707 | LIBS="conftstm.$objext" |
90fb0c24 | 1708 | CFLAGS="$CFLAGS$no_builtin_flag" |
d207ebef | 1709 | if { (eval echo $progname:1691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then |
90fb0c24 TT |
1710 | pipe_works=yes |
1711 | else | |
1712 | echo "$progname: failed program was:" >&5 | |
1713 | cat conftest.c >&5 | |
1714 | fi | |
1715 | LIBS="$save_LIBS" | |
1716 | else | |
1717 | echo "cannot find nm_test_func in $nlist" >&5 | |
1718 | fi | |
cf4ccd63 | 1719 | else |
90fb0c24 | 1720 | echo "cannot find nm_test_var in $nlist" >&5 |
cf4ccd63 JL |
1721 | fi |
1722 | else | |
90fb0c24 | 1723 | echo "cannot run $global_symbol_pipe" >&5 |
cf4ccd63 JL |
1724 | fi |
1725 | else | |
90fb0c24 TT |
1726 | echo "$progname: failed program was:" >&5 |
1727 | cat conftest.c >&5 | |
cf4ccd63 | 1728 | fi |
d207ebef | 1729 | $rm conftest* conftst* |
cf4ccd63 | 1730 | |
90fb0c24 TT |
1731 | # Do not use the global_symbol_pipe unless it works. |
1732 | if test "$pipe_works" = yes; then | |
1733 | break | |
1734 | else | |
1735 | global_symbol_pipe= | |
1736 | fi | |
1737 | done | |
d207ebef JM |
1738 | if test "$pipe_works" = yes; then |
1739 | echo "${ac_t}ok" 1>&6 | |
1740 | else | |
1741 | echo "${ac_t}failed" 1>&6 | |
1742 | fi | |
90fb0c24 TT |
1743 | |
1744 | if test -z "$global_symbol_pipe"; then | |
1745 | global_symbol_to_cdecl= | |
1746 | fi | |
6599da04 JM |
1747 | |
1748 | # Check hardcoding attributes. | |
1749 | echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6 | |
1750 | hardcode_action= | |
1751 | if test -n "$hardcode_libdir_flag_spec" || \ | |
cf4ccd63 | 1752 | test -n "$runpath_var"; then |
6599da04 JM |
1753 | |
1754 | # We can hardcode non-existant directories. | |
d207ebef JM |
1755 | if test "$hardcode_direct" != no && |
1756 | # If the only mechanism to avoid hardcoding is shlibpath_var, we | |
1757 | # have to relink, otherwise we might link with an installed library | |
1758 | # when we should be linking with a yet-to-be-installed one | |
1759 | ## test "$hardcode_shlibpath_var" != no && | |
1760 | test "$hardcode_minus_L" != no; then | |
6599da04 JM |
1761 | # Linking always hardcodes the temporary library directory. |
1762 | hardcode_action=relink | |
1763 | else | |
1764 | # We can link without hardcoding, and we can hardcode nonexisting dirs. | |
1765 | hardcode_action=immediate | |
1766 | fi | |
6599da04 | 1767 | else |
cf4ccd63 JL |
1768 | # We cannot hardcode anything, or else we can only hardcode existing |
1769 | # directories. | |
1770 | hardcode_action=unsupported | |
6599da04 | 1771 | fi |
cf4ccd63 | 1772 | echo "$ac_t$hardcode_action" 1>&6 |
6599da04 JM |
1773 | |
1774 | ||
1775 | reload_flag= | |
1776 | reload_cmds='$LD$reload_flag -o $output$reload_objs' | |
1777 | echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6 | |
cf4ccd63 | 1778 | # PORTME Some linkers may need a different reload flag. |
6599da04 | 1779 | reload_flag='-r' |
cf4ccd63 | 1780 | echo "$ac_t$reload_flag" 1>&6 |
6599da04 JM |
1781 | test -n "$reload_flag" && reload_flag=" $reload_flag" |
1782 | ||
1783 | # PORTME Fill in your ld.so characteristics | |
1784 | library_names_spec= | |
cf4ccd63 | 1785 | libname_spec='lib$name' |
6599da04 JM |
1786 | soname_spec= |
1787 | postinstall_cmds= | |
cf4ccd63 | 1788 | postuninstall_cmds= |
6599da04 | 1789 | finish_cmds= |
cf4ccd63 | 1790 | finish_eval= |
6599da04 | 1791 | shlibpath_var= |
90fb0c24 | 1792 | shlibpath_overrides_runpath=unknown |
6599da04 JM |
1793 | version_type=none |
1794 | dynamic_linker="$host_os ld.so" | |
90fb0c24 TT |
1795 | sys_lib_dlsearch_path_spec="/lib /usr/lib" |
1796 | sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" | |
1797 | file_magic_cmd= | |
1798 | file_magic_test_file= | |
1799 | deplibs_check_method='unknown' | |
1800 | # Need to set the preceding variable on all platforms that support | |
1801 | # interlibrary dependencies. | |
1802 | # 'none' -- dependencies not supported. | |
1803 | # `unknown' -- same as none, but documents that we really don't know. | |
1804 | # 'pass_all' -- all dependencies passed with no checks. | |
1805 | # 'test_compile' -- check by making test program. | |
1806 | # 'file_magic [regex]' -- check by looking for files in library path | |
1807 | # which responds to the $file_magic_cmd with a given egrep regex. | |
1808 | # If you have `file' or equivalent on your system and you're not sure | |
1809 | # whether `pass_all' will *always* work, you probably want this one. | |
6599da04 JM |
1810 | echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6 |
1811 | case "$host_os" in | |
90fb0c24 | 1812 | aix3*) |
6599da04 | 1813 | version_type=linux |
cf4ccd63 | 1814 | library_names_spec='${libname}${release}.so$versuffix $libname.a' |
6599da04 JM |
1815 | shlibpath_var=LIBPATH |
1816 | ||
1817 | # AIX has no versioning support, so we append a major version to the name. | |
cf4ccd63 JL |
1818 | soname_spec='${libname}${release}.so$major' |
1819 | ;; | |
1820 | ||
90fb0c24 TT |
1821 | aix4*) |
1822 | version_type=linux | |
1823 | # AIX has no versioning support, so currently we can not hardcode correct | |
1824 | # soname into executable. Probably we can add versioning support to | |
1825 | # collect2, so additional links can be useful in future. | |
1826 | # We preserve .a as extension for shared libraries though AIX4.2 | |
1827 | # and later linker supports .so | |
1828 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a' | |
1829 | shlibpath_var=LIBPATH | |
1830 | deplibs_check_method=pass_all | |
1831 | ;; | |
1832 | ||
cf4ccd63 JL |
1833 | amigaos*) |
1834 | library_names_spec='$libname.ixlibrary $libname.a' | |
1835 | # Create ${libname}_ixlibrary.a entries in /sys/libs. | |
1836 | finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''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 ${libname}_ixlibrary.a) || exit 1; done' | |
1837 | ;; | |
1838 | ||
90fb0c24 TT |
1839 | beos*) |
1840 | library_names_spec='${libname}.so' | |
1841 | dynamic_linker="$host_os ld.so" | |
1842 | shlibpath_var=LIBRARY_PATH | |
d207ebef JM |
1843 | deplibs_check_method=pass_all |
1844 | lt_cv_dlopen="load_add_on" | |
1845 | lt_cv_dlopen_libs= | |
1846 | lt_cv_dlopen_self=yes | |
90fb0c24 TT |
1847 | ;; |
1848 | ||
1849 | bsdi4*) | |
1850 | version_type=linux | |
d207ebef JM |
1851 | need_version=no |
1852 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
1853 | soname_spec='${libname}${release}.so$major' | |
1854 | finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' | |
90fb0c24 | 1855 | shlibpath_var=LD_LIBRARY_PATH |
d207ebef | 1856 | deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)' |
90fb0c24 TT |
1857 | file_magic_cmd=/usr/bin/file |
1858 | file_magic_test_file=/shlib/libc.so | |
1859 | sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" | |
1860 | sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" | |
d207ebef | 1861 | export_dynamic_flag_spec=-rdynamic |
90fb0c24 TT |
1862 | # the default ld.so.conf also contains /usr/contrib/lib and |
1863 | # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow | |
1864 | # libtool to hard-code these into programs | |
1865 | ;; | |
1866 | ||
1867 | cygwin* | mingw*) | |
cf4ccd63 | 1868 | version_type=windows |
d207ebef JM |
1869 | need_version=no |
1870 | need_lib_prefix=no | |
fbd836fc ILT |
1871 | if test "$with_gcc" = yes; then |
1872 | library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a' | |
1873 | else | |
1874 | library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib' | |
1875 | fi | |
cf4ccd63 | 1876 | dynamic_linker='Win32 ld.exe' |
d207ebef JM |
1877 | deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?' |
1878 | file_magic_cmd='${OBJDUMP} -f' | |
90fb0c24 | 1879 | # FIXME: first we should search . and the directory the executable is in |
cf4ccd63 | 1880 | shlibpath_var=PATH |
d207ebef JM |
1881 | lt_cv_dlopen="LoadLibrary" |
1882 | lt_cv_dlopen_libs= | |
6599da04 JM |
1883 | ;; |
1884 | ||
90fb0c24 TT |
1885 | freebsd1*) |
1886 | dynamic_linker=no | |
1887 | ;; | |
1888 | ||
1889 | freebsd*) | |
1890 | objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout` | |
1891 | version_type=freebsd-$objformat | |
1892 | case "$version_type" in | |
1893 | freebsd-elf*) | |
1894 | deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object' | |
1895 | file_magic_cmd=/usr/bin/file | |
1896 | file_magic_test_file=`echo /usr/lib/libc.so*` | |
1897 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' | |
1898 | need_version=no | |
1899 | need_lib_prefix=no | |
1900 | ;; | |
1901 | freebsd-*) | |
1902 | deplibs_check_method=unknown | |
1903 | library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix' | |
1904 | need_version=yes | |
1905 | ;; | |
1906 | esac | |
6599da04 | 1907 | shlibpath_var=LD_LIBRARY_PATH |
d207ebef JM |
1908 | case "$host_os" in |
1909 | freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*) | |
1910 | shlibpath_overrides_runpath=yes | |
1911 | ;; | |
1912 | *) # from 3.2 on | |
1913 | shlibpath_overrides_runpath=no | |
1914 | ;; | |
1915 | esac | |
6599da04 JM |
1916 | ;; |
1917 | ||
1918 | gnu*) | |
fbd836fc | 1919 | version_type=linux |
d207ebef JM |
1920 | need_lib_prefix=no |
1921 | need_version=no | |
1922 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so' | |
1923 | soname_spec='${libname}${release}.so$major' | |
6599da04 JM |
1924 | shlibpath_var=LD_LIBRARY_PATH |
1925 | ;; | |
1926 | ||
cf4ccd63 | 1927 | hpux9* | hpux10* | hpux11*) |
6599da04 JM |
1928 | # Give a soname corresponding to the major version so that dld.sl refuses to |
1929 | # link against other versions. | |
1930 | dynamic_linker="$host_os dld.sl" | |
1931 | version_type=sunos | |
90fb0c24 TT |
1932 | need_lib_prefix=no |
1933 | need_version=no | |
6599da04 | 1934 | shlibpath_var=SHLIB_PATH |
d207ebef | 1935 | shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH |
cf4ccd63 JL |
1936 | library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl' |
1937 | soname_spec='${libname}${release}.sl$major' | |
6599da04 JM |
1938 | # HP-UX runs *really* slowly unless shared libraries are mode 555. |
1939 | postinstall_cmds='chmod 555 $lib' | |
1940 | ;; | |
1941 | ||
d207ebef | 1942 | irix5* | irix6*) |
90fb0c24 TT |
1943 | version_type=irix |
1944 | need_lib_prefix=no | |
1945 | need_version=no | |
d207ebef JM |
1946 | soname_spec='${libname}${release}.so.$major' |
1947 | library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so' | |
1948 | case "$host_os" in | |
1949 | irix5*) | |
1950 | libsuff= shlibsuff= | |
1951 | # this will be overridden with pass_all, but let us keep it just in case | |
1952 | deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1" | |
1953 | ;; | |
1954 | *) | |
1955 | case "$LD" in # libtool.m4 will add one of these switches to LD | |
1956 | *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;; | |
1957 | *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;; | |
1958 | *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;; | |
1959 | *) libsuff= shlibsuff= libmagic=never-match;; | |
1960 | esac | |
1961 | ;; | |
90fb0c24 TT |
1962 | esac |
1963 | shlibpath_var=LD_LIBRARY${shlibsuff}_PATH | |
1964 | shlibpath_overrides_runpath=no | |
d207ebef JM |
1965 | sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" |
1966 | sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" | |
90fb0c24 TT |
1967 | file_magic_cmd=/usr/bin/file |
1968 | file_magic_test_file=`echo /lib${libsuff}/libc.so*` | |
d207ebef | 1969 | deplibs_check_method='pass_all' |
6599da04 JM |
1970 | ;; |
1971 | ||
1972 | # No shared lib support for Linux oldld, aout, or coff. | |
1973 | linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*) | |
1974 | dynamic_linker=no | |
1975 | ;; | |
1976 | ||
1977 | # This must be Linux ELF. | |
1978 | linux-gnu*) | |
1979 | version_type=linux | |
90fb0c24 TT |
1980 | need_lib_prefix=no |
1981 | need_version=no | |
cf4ccd63 JL |
1982 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
1983 | soname_spec='${libname}${release}.so$major' | |
d207ebef | 1984 | finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir' |
6599da04 | 1985 | shlibpath_var=LD_LIBRARY_PATH |
90fb0c24 TT |
1986 | shlibpath_overrides_runpath=no |
1987 | deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )' | |
1988 | file_magic_cmd=/usr/bin/file | |
1989 | file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so` | |
6599da04 JM |
1990 | |
1991 | if test -f /lib/ld.so.1; then | |
1992 | dynamic_linker='GNU ld.so' | |
1993 | else | |
1994 | # Only the GNU ld.so supports shared libraries on MkLinux. | |
1995 | case "$host_cpu" in | |
1996 | powerpc*) dynamic_linker=no ;; | |
1997 | *) dynamic_linker='Linux ld.so' ;; | |
1998 | esac | |
1999 | fi | |
2000 | ;; | |
2001 | ||
90fb0c24 | 2002 | netbsd*) |
6599da04 | 2003 | version_type=sunos |
90fb0c24 TT |
2004 | if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
2005 | library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' | |
d207ebef | 2006 | finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' |
90fb0c24 TT |
2007 | dynamic_linker='NetBSD (a.out) ld.so' |
2008 | else | |
2009 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so' | |
2010 | soname_spec='${libname}${release}.so$major' | |
2011 | dynamic_linker='NetBSD ld.elf_so' | |
2012 | fi | |
2013 | shlibpath_var=LD_LIBRARY_PATH | |
2014 | ;; | |
2015 | ||
2016 | openbsd*) | |
2017 | version_type=sunos | |
2018 | if test "$with_gnu_ld" = yes; then | |
2019 | need_lib_prefix=no | |
2020 | need_version=no | |
2021 | fi | |
2022 | library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' | |
6599da04 JM |
2023 | finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' |
2024 | shlibpath_var=LD_LIBRARY_PATH | |
2025 | ;; | |
2026 | ||
cf4ccd63 JL |
2027 | os2*) |
2028 | libname_spec='$name' | |
90fb0c24 | 2029 | need_lib_prefix=no |
cf4ccd63 JL |
2030 | library_names_spec='$libname.dll $libname.a' |
2031 | dynamic_linker='OS/2 ld.exe' | |
2032 | shlibpath_var=LIBPATH | |
2033 | ;; | |
2034 | ||
d207ebef | 2035 | osf3* | osf4* | osf5*) |
6599da04 | 2036 | version_type=osf |
d207ebef | 2037 | need_version=no |
cf4ccd63 | 2038 | soname_spec='${libname}${release}.so' |
90fb0c24 | 2039 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' |
6599da04 | 2040 | shlibpath_var=LD_LIBRARY_PATH |
d207ebef | 2041 | # this will be overridden with pass_all, but let us keep it just in case |
90fb0c24 TT |
2042 | deplibs_check_method='file_magic COFF format alpha shared library' |
2043 | file_magic_cmd=/usr/bin/file | |
2044 | file_magic_test_file=/shlib/libc.so | |
d207ebef | 2045 | deplibs_check_method='pass_all' |
90fb0c24 TT |
2046 | sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" |
2047 | sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" | |
6599da04 JM |
2048 | ;; |
2049 | ||
2050 | sco3.2v5*) | |
2051 | version_type=osf | |
cf4ccd63 JL |
2052 | soname_spec='${libname}${release}.so$major' |
2053 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
6599da04 JM |
2054 | shlibpath_var=LD_LIBRARY_PATH |
2055 | ;; | |
2056 | ||
90fb0c24 | 2057 | solaris*) |
6599da04 | 2058 | version_type=linux |
90fb0c24 TT |
2059 | need_lib_prefix=no |
2060 | need_version=no | |
cf4ccd63 JL |
2061 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
2062 | soname_spec='${libname}${release}.so$major' | |
6599da04 | 2063 | shlibpath_var=LD_LIBRARY_PATH |
90fb0c24 | 2064 | shlibpath_overrides_runpath=yes |
fbd836fc ILT |
2065 | # ldd complains unless libraries are executable |
2066 | postinstall_cmds='chmod +x $lib' | |
90fb0c24 TT |
2067 | deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib" |
2068 | file_magic_cmd=/usr/bin/file | |
2069 | file_magic_test_file=/lib/libc.so | |
6599da04 JM |
2070 | ;; |
2071 | ||
2072 | sunos4*) | |
2073 | version_type=sunos | |
fbd836fc | 2074 | library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' |
6599da04 JM |
2075 | finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' |
2076 | shlibpath_var=LD_LIBRARY_PATH | |
90fb0c24 TT |
2077 | shlibpath_overrides_runpath=yes |
2078 | if test "$with_gnu_ld" = yes; then | |
2079 | need_lib_prefix=no | |
2080 | fi | |
2081 | need_version=yes | |
6599da04 JM |
2082 | ;; |
2083 | ||
d207ebef | 2084 | sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
cf4ccd63 JL |
2085 | version_type=linux |
2086 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
2087 | soname_spec='${libname}${release}.so$major' | |
2088 | shlibpath_var=LD_LIBRARY_PATH | |
90fb0c24 TT |
2089 | case "$host_vendor" in |
2090 | ncr) | |
2091 | deplibs_check_method='pass_all' | |
2092 | ;; | |
d207ebef JM |
2093 | motorola) |
2094 | need_lib_prefix=no | |
2095 | need_version=no | |
2096 | shlibpath_overrides_runpath=no | |
2097 | sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' | |
2098 | deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]' | |
2099 | file_magic_cmd=/usr/bin/file | |
2100 | file_magic_test_file=`echo /usr/lib/libc.so*` | |
2101 | ;; | |
90fb0c24 | 2102 | esac |
cf4ccd63 JL |
2103 | ;; |
2104 | ||
2105 | uts4*) | |
2106 | version_type=linux | |
2107 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
2108 | soname_spec='${libname}${release}.so$major' | |
2109 | shlibpath_var=LD_LIBRARY_PATH | |
2110 | ;; | |
2111 | ||
90fb0c24 TT |
2112 | dgux*) |
2113 | version_type=linux | |
2114 | need_lib_prefix=no | |
2115 | need_version=no | |
2116 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
2117 | soname_spec='${libname}${release}.so$major' | |
2118 | shlibpath_var=LD_LIBRARY_PATH | |
2119 | ;; | |
2120 | ||
d207ebef JM |
2121 | sysv4*MP*) |
2122 | if test -d /usr/nec ;then | |
2123 | version_type=linux | |
2124 | library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so' | |
2125 | soname_spec='$libname.so.$major' | |
2126 | shlibpath_var=LD_LIBRARY_PATH | |
2127 | elif test -d /usr/dde ;then | |
2128 | dynamic_linker="/usr/lib/libc.so.1" | |
2129 | version_type=osf | |
2130 | library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
2131 | soname_spec='${libname}${release}.so$major' | |
2132 | shlibpath_var=LD_LIBRARY_PATH | |
2133 | fi | |
2134 | ;; | |
2135 | ||
6599da04 JM |
2136 | *) |
2137 | dynamic_linker=no | |
2138 | ;; | |
2139 | esac | |
90fb0c24 | 2140 | echo "$ac_t$dynamic_linker" 1>&6 |
6599da04 JM |
2141 | test "$dynamic_linker" = no && can_build_shared=no |
2142 | ||
cf4ccd63 | 2143 | # Report the final consequences. |
6599da04 JM |
2144 | echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6 |
2145 | ||
d207ebef JM |
2146 | # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in |
2147 | # configure.in, otherwise build static only libraries. | |
2148 | case "$host_os" in | |
2149 | cygwin* | mingw* | os2*) | |
2150 | if test x$can_build_shared = xyes; then | |
2151 | test x$enable_win32_dll = xno && can_build_shared=no | |
2152 | echo "checking if package supports dlls... $can_build_shared" 1>&6 | |
2153 | fi | |
2154 | ;; | |
2155 | esac | |
2156 | ||
90fb0c24 TT |
2157 | if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then |
2158 | case "$deplibs_check_method" in | |
2159 | "file_magic "*) | |
2160 | file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`" | |
2161 | if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | | |
2162 | egrep "$file_magic_regex" > /dev/null; then | |
2163 | : | |
2164 | else | |
2165 | cat <<EOF 1>&2 | |
2166 | ||
2167 | *** Warning: the command libtool uses to detect shared libraries, | |
2168 | *** $file_magic_cmd, produces output that libtool cannot recognize. | |
2169 | *** The result is that libtool may fail to recognize shared libraries | |
2170 | *** as such. This will affect the creation of libtool libraries that | |
2171 | *** depend on shared libraries, but programs linked with such libtool | |
2172 | *** libraries will work regardless of this problem. Nevertheless, you | |
2173 | *** may want to report the problem to your system manager and/or to | |
2174 | *** bug-libtool@gnu.org | |
2175 | ||
2176 | EOF | |
2177 | fi ;; | |
2178 | esac | |
2179 | fi | |
2180 | ||
6599da04 JM |
2181 | echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6 |
2182 | test "$can_build_shared" = "no" && enable_shared=no | |
2183 | ||
cf4ccd63 JL |
2184 | # On AIX, shared libraries and static libraries use the same namespace, and |
2185 | # are all built from PIC. | |
6599da04 | 2186 | case "$host_os" in |
90fb0c24 | 2187 | aix3*) |
6599da04 JM |
2188 | test "$enable_shared" = yes && enable_static=no |
2189 | if test -n "$RANLIB"; then | |
90fb0c24 | 2190 | archive_cmds="$archive_cmds~\$RANLIB \$lib" |
6599da04 JM |
2191 | postinstall_cmds='$RANLIB $lib' |
2192 | fi | |
2193 | ;; | |
90fb0c24 TT |
2194 | |
2195 | aix4*) | |
2196 | test "$enable_shared" = yes && enable_static=no | |
2197 | ;; | |
6599da04 JM |
2198 | esac |
2199 | ||
cf4ccd63 | 2200 | echo "$ac_t$enable_shared" 1>&6 |
6599da04 JM |
2201 | |
2202 | # Make sure either enable_shared or enable_static is yes. | |
2203 | test "$enable_shared" = yes || enable_static=yes | |
2204 | ||
2205 | echo "checking whether to build static libraries... $enable_static" 1>&6 | |
2206 | ||
90fb0c24 TT |
2207 | if test "$hardcode_action" = relink; then |
2208 | # Fast installation is not supported | |
2209 | enable_fast_install=no | |
2210 | elif test "$shlibpath_overrides_runpath" = yes || | |
2211 | test "$enable_shared" = no; then | |
2212 | # Fast installation is not necessary | |
2213 | enable_fast_install=needless | |
2214 | fi | |
2215 | ||
cf4ccd63 JL |
2216 | echo $ac_n "checking for objdir... $ac_c" 1>&6 |
2217 | rm -f .libs 2>/dev/null | |
2218 | mkdir .libs 2>/dev/null | |
2219 | if test -d .libs; then | |
2220 | objdir=.libs | |
2221 | else | |
2222 | # MS-DOS does not allow filenames that begin with a dot. | |
2223 | objdir=_libs | |
2224 | fi | |
2225 | rmdir .libs 2>/dev/null | |
2226 | echo "$ac_t$objdir" 1>&6 | |
2227 | ||
90fb0c24 TT |
2228 | if test "x$enable_dlopen" != xyes; then |
2229 | enable_dlopen=unknown | |
2230 | enable_dlopen_self=unknown | |
2231 | enable_dlopen_self_static=unknown | |
2232 | else | |
2233 | if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then | |
2234 | lt_cv_dlopen=no lt_cv_dlopen_libs= | |
d207ebef JM |
2235 | echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6 |
2236 | echo "$progname:2212: checking for dlopen in -ldl" >&5 | |
2237 | ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'` | |
2238 | if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then | |
90fb0c24 TT |
2239 | echo $ac_n "(cached) $ac_c" 1>&6 |
2240 | else | |
d207ebef JM |
2241 | ac_save_LIBS="$LIBS" |
2242 | LIBS="-ldl $LIBS" | |
2243 | cat > conftest.$ac_ext <<EOF | |
2244 | #line 2220 "ltconfig" | |
90fb0c24 TT |
2245 | /* Override any gcc2 internal prototype to avoid an error. */ |
2246 | /* We use char because int might match the return type of a gcc2 | |
2247 | builtin and then its argument prototype would still apply. */ | |
d207ebef JM |
2248 | #ifdef __cplusplus |
2249 | extern "C" | |
2250 | #endif | |
90fb0c24 TT |
2251 | char dlopen(); |
2252 | ||
2253 | int main() { | |
d207ebef | 2254 | dlopen() |
90fb0c24 TT |
2255 | ; return 0; } |
2256 | EOF | |
d207ebef | 2257 | if { (eval echo $progname:2233: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then |
90fb0c24 | 2258 | rm -rf conftest* |
d207ebef | 2259 | eval "ac_cv_lib_$ac_lib_var=yes" |
90fb0c24 TT |
2260 | else |
2261 | echo "$progname: failed program was:" >&5 | |
2262 | cat conftest.$ac_ext >&5 | |
2263 | rm -rf conftest* | |
d207ebef | 2264 | eval "ac_cv_lib_$ac_lib_var=no" |
90fb0c24 TT |
2265 | fi |
2266 | rm -f conftest* | |
d207ebef | 2267 | LIBS="$ac_save_LIBS" |
90fb0c24 | 2268 | |
d207ebef JM |
2269 | fi |
2270 | if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then | |
90fb0c24 | 2271 | echo "$ac_t""yes" 1>&6 |
d207ebef | 2272 | lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl" |
90fb0c24 TT |
2273 | else |
2274 | echo "$ac_t""no" 1>&6 | |
d207ebef JM |
2275 | echo $ac_n "checking for dlopen""... $ac_c" 1>&6 |
2276 | echo "$progname:2252: checking for dlopen" >&5 | |
2277 | if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then | |
90fb0c24 TT |
2278 | echo $ac_n "(cached) $ac_c" 1>&6 |
2279 | else | |
d207ebef JM |
2280 | cat > conftest.$ac_ext <<EOF |
2281 | #line 2257 "ltconfig" | |
2282 | /* System header to define __stub macros and hopefully few prototypes, | |
2283 | which can conflict with char dlopen(); below. */ | |
2284 | #include <assert.h> | |
90fb0c24 TT |
2285 | /* Override any gcc2 internal prototype to avoid an error. */ |
2286 | /* We use char because int might match the return type of a gcc2 | |
2287 | builtin and then its argument prototype would still apply. */ | |
d207ebef JM |
2288 | #ifdef __cplusplus |
2289 | extern "C" | |
2290 | #endif | |
90fb0c24 TT |
2291 | char dlopen(); |
2292 | ||
2293 | int main() { | |
d207ebef JM |
2294 | |
2295 | /* The GNU C library defines this for functions which it implements | |
2296 | to always fail with ENOSYS. Some functions are actually named | |
2297 | something starting with __ and the normal name is an alias. */ | |
2298 | #if defined (__stub_dlopen) || defined (__stub___dlopen) | |
2299 | choke me | |
2300 | #else | |
2301 | dlopen(); | |
2302 | #endif | |
2303 | ||
90fb0c24 TT |
2304 | ; return 0; } |
2305 | EOF | |
d207ebef | 2306 | if { (eval echo $progname:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then |
90fb0c24 | 2307 | rm -rf conftest* |
d207ebef | 2308 | eval "ac_cv_func_dlopen=yes" |
90fb0c24 TT |
2309 | else |
2310 | echo "$progname: failed program was:" >&5 | |
2311 | cat conftest.$ac_ext >&5 | |
2312 | rm -rf conftest* | |
d207ebef | 2313 | eval "ac_cv_func_dlopen=no" |
90fb0c24 TT |
2314 | fi |
2315 | rm -f conftest* | |
90fb0c24 | 2316 | fi |
d207ebef | 2317 | if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then |
90fb0c24 | 2318 | echo "$ac_t""yes" 1>&6 |
d207ebef | 2319 | lt_cv_dlopen="dlopen" |
90fb0c24 TT |
2320 | else |
2321 | echo "$ac_t""no" 1>&6 | |
2322 | echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6 | |
d207ebef | 2323 | echo "$progname:2299: checking for dld_link in -ldld" >&5 |
90fb0c24 TT |
2324 | ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'` |
2325 | if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then | |
2326 | echo $ac_n "(cached) $ac_c" 1>&6 | |
2327 | else | |
2328 | ac_save_LIBS="$LIBS" | |
2329 | LIBS="-ldld $LIBS" | |
2330 | cat > conftest.$ac_ext <<EOF | |
d207ebef | 2331 | #line 2307 "ltconfig" |
90fb0c24 TT |
2332 | /* Override any gcc2 internal prototype to avoid an error. */ |
2333 | /* We use char because int might match the return type of a gcc2 | |
2334 | builtin and then its argument prototype would still apply. */ | |
d207ebef JM |
2335 | #ifdef __cplusplus |
2336 | extern "C" | |
2337 | #endif | |
90fb0c24 TT |
2338 | char dld_link(); |
2339 | ||
2340 | int main() { | |
2341 | dld_link() | |
2342 | ; return 0; } | |
2343 | EOF | |
d207ebef | 2344 | if { (eval echo $progname:2320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then |
90fb0c24 TT |
2345 | rm -rf conftest* |
2346 | eval "ac_cv_lib_$ac_lib_var=yes" | |
2347 | else | |
2348 | echo "$progname: failed program was:" >&5 | |
2349 | cat conftest.$ac_ext >&5 | |
2350 | rm -rf conftest* | |
2351 | eval "ac_cv_lib_$ac_lib_var=no" | |
2352 | fi | |
2353 | rm -f conftest* | |
2354 | LIBS="$ac_save_LIBS" | |
2355 | ||
2356 | fi | |
2357 | if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then | |
2358 | echo "$ac_t""yes" 1>&6 | |
2359 | lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld" | |
2360 | else | |
2361 | echo "$ac_t""no" 1>&6 | |
2362 | echo $ac_n "checking for shl_load""... $ac_c" 1>&6 | |
d207ebef | 2363 | echo "$progname:2339: checking for shl_load" >&5 |
90fb0c24 TT |
2364 | if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then |
2365 | echo $ac_n "(cached) $ac_c" 1>&6 | |
2366 | else | |
2367 | cat > conftest.$ac_ext <<EOF | |
d207ebef | 2368 | #line 2344 "ltconfig" |
90fb0c24 TT |
2369 | /* System header to define __stub macros and hopefully few prototypes, |
2370 | which can conflict with char shl_load(); below. */ | |
2371 | #include <assert.h> | |
2372 | /* Override any gcc2 internal prototype to avoid an error. */ | |
2373 | /* We use char because int might match the return type of a gcc2 | |
2374 | builtin and then its argument prototype would still apply. */ | |
d207ebef JM |
2375 | #ifdef __cplusplus |
2376 | extern "C" | |
2377 | #endif | |
90fb0c24 TT |
2378 | char shl_load(); |
2379 | ||
2380 | int main() { | |
2381 | ||
2382 | /* The GNU C library defines this for functions which it implements | |
2383 | to always fail with ENOSYS. Some functions are actually named | |
2384 | something starting with __ and the normal name is an alias. */ | |
2385 | #if defined (__stub_shl_load) || defined (__stub___shl_load) | |
2386 | choke me | |
2387 | #else | |
2388 | shl_load(); | |
2389 | #endif | |
2390 | ||
2391 | ; return 0; } | |
2392 | EOF | |
d207ebef | 2393 | if { (eval echo $progname:2369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then |
90fb0c24 TT |
2394 | rm -rf conftest* |
2395 | eval "ac_cv_func_shl_load=yes" | |
2396 | else | |
2397 | echo "$progname: failed program was:" >&5 | |
2398 | cat conftest.$ac_ext >&5 | |
2399 | rm -rf conftest* | |
2400 | eval "ac_cv_func_shl_load=no" | |
2401 | fi | |
2402 | rm -f conftest* | |
2403 | fi | |
2404 | ||
2405 | if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then | |
2406 | echo "$ac_t""yes" 1>&6 | |
2407 | lt_cv_dlopen="shl_load" | |
2408 | else | |
2409 | echo "$ac_t""no" 1>&6 | |
d207ebef JM |
2410 | echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6 |
2411 | echo "$progname:2387: checking for shl_load in -ldld" >&5 | |
2412 | ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'` | |
2413 | if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then | |
90fb0c24 TT |
2414 | echo $ac_n "(cached) $ac_c" 1>&6 |
2415 | else | |
d207ebef JM |
2416 | ac_save_LIBS="$LIBS" |
2417 | LIBS="-ldld $LIBS" | |
2418 | cat > conftest.$ac_ext <<EOF | |
2419 | #line 2395 "ltconfig" | |
2420 | #include "confdefs.h" | |
90fb0c24 TT |
2421 | /* Override any gcc2 internal prototype to avoid an error. */ |
2422 | /* We use char because int might match the return type of a gcc2 | |
2423 | builtin and then its argument prototype would still apply. */ | |
d207ebef JM |
2424 | #ifdef __cplusplus |
2425 | extern "C" | |
90fb0c24 | 2426 | #endif |
d207ebef | 2427 | char shl_load(); |
90fb0c24 | 2428 | |
d207ebef JM |
2429 | int main() { |
2430 | shl_load() | |
90fb0c24 TT |
2431 | ; return 0; } |
2432 | EOF | |
d207ebef | 2433 | if { (eval echo $progname:2409: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then |
90fb0c24 | 2434 | rm -rf conftest* |
d207ebef | 2435 | eval "ac_cv_lib_$ac_lib_var=yes" |
90fb0c24 TT |
2436 | else |
2437 | echo "$progname: failed program was:" >&5 | |
2438 | cat conftest.$ac_ext >&5 | |
2439 | rm -rf conftest* | |
d207ebef | 2440 | eval "ac_cv_lib_$ac_lib_var=no" |
90fb0c24 TT |
2441 | fi |
2442 | rm -f conftest* | |
d207ebef | 2443 | LIBS="$ac_save_LIBS" |
90fb0c24 | 2444 | |
d207ebef JM |
2445 | fi |
2446 | if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then | |
90fb0c24 | 2447 | echo "$ac_t""yes" 1>&6 |
d207ebef | 2448 | lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld" |
90fb0c24 TT |
2449 | else |
2450 | echo "$ac_t""no" 1>&6 | |
2451 | fi | |
2452 | ||
d207ebef | 2453 | |
90fb0c24 TT |
2454 | fi |
2455 | ||
2456 | ||
2457 | fi | |
2458 | ||
2459 | ||
2460 | fi | |
2461 | ||
2462 | ||
2463 | fi | |
2464 | ||
2465 | fi | |
2466 | ||
2467 | if test "x$lt_cv_dlopen" != xno; then | |
2468 | enable_dlopen=yes | |
2469 | fi | |
2470 | ||
2471 | case "$lt_cv_dlopen" in | |
2472 | dlopen) | |
2473 | for ac_hdr in dlfcn.h; do | |
2474 | ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` | |
2475 | echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 | |
d207ebef | 2476 | echo "$progname:2452: checking for $ac_hdr" >&5 |
90fb0c24 TT |
2477 | if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then |
2478 | echo $ac_n "(cached) $ac_c" 1>&6 | |
2479 | else | |
2480 | cat > conftest.$ac_ext <<EOF | |
d207ebef | 2481 | #line 2457 "ltconfig" |
90fb0c24 TT |
2482 | #include <$ac_hdr> |
2483 | int fnord = 0; | |
2484 | EOF | |
d207ebef JM |
2485 | ac_try="$ac_compile >/dev/null 2>conftest.out" |
2486 | { (eval echo $progname:2462: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } | |
90fb0c24 TT |
2487 | ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` |
2488 | if test -z "$ac_err"; then | |
2489 | rm -rf conftest* | |
2490 | eval "ac_cv_header_$ac_safe=yes" | |
2491 | else | |
2492 | echo "$ac_err" >&5 | |
2493 | echo "$progname: failed program was:" >&5 | |
2494 | cat conftest.$ac_ext >&5 | |
2495 | rm -rf conftest* | |
2496 | eval "ac_cv_header_$ac_safe=no" | |
2497 | fi | |
2498 | rm -f conftest* | |
2499 | fi | |
2500 | if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then | |
2501 | echo "$ac_t""yes" 1>&6 | |
2502 | else | |
2503 | echo "$ac_t""no" 1>&6 | |
2504 | fi | |
2505 | done | |
2506 | ||
2507 | if test "x$ac_cv_header_dlfcn_h" = xyes; then | |
2508 | CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" | |
2509 | fi | |
2510 | eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" | |
2511 | LIBS="$lt_cv_dlopen_libs $LIBS" | |
2512 | ||
2513 | echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6 | |
d207ebef | 2514 | echo "$progname:2490: checking whether a program can dlopen itself" >&5 |
90fb0c24 TT |
2515 | if test "${lt_cv_dlopen_self+set}" = set; then |
2516 | echo $ac_n "(cached) $ac_c" 1>&6 | |
2517 | else | |
2518 | if test "$cross_compiling" = yes; then | |
2519 | lt_cv_dlopen_self=cross | |
2520 | else | |
2521 | cat > conftest.c <<EOF | |
d207ebef | 2522 | #line 2498 "ltconfig" |
90fb0c24 TT |
2523 | |
2524 | #if HAVE_DLFCN_H | |
2525 | #include <dlfcn.h> | |
2526 | #endif | |
2527 | ||
2528 | #include <stdio.h> | |
2529 | ||
2530 | #ifdef RTLD_GLOBAL | |
2531 | # define LTDL_GLOBAL RTLD_GLOBAL | |
2532 | #else | |
2533 | # ifdef DL_GLOBAL | |
2534 | # define LTDL_GLOBAL DL_GLOBAL | |
2535 | # else | |
2536 | # define LTDL_GLOBAL 0 | |
2537 | # endif | |
2538 | #endif | |
2539 | ||
2540 | /* We may have to define LTDL_LAZY_OR_NOW in the command line if we | |
2541 | find out it does not work in some platform. */ | |
2542 | #ifndef LTDL_LAZY_OR_NOW | |
2543 | # ifdef RTLD_LAZY | |
2544 | # define LTDL_LAZY_OR_NOW RTLD_LAZY | |
2545 | # else | |
2546 | # ifdef DL_LAZY | |
2547 | # define LTDL_LAZY_OR_NOW DL_LAZY | |
2548 | # else | |
2549 | # ifdef RTLD_NOW | |
2550 | # define LTDL_LAZY_OR_NOW RTLD_NOW | |
2551 | # else | |
2552 | # ifdef DL_NOW | |
2553 | # define LTDL_LAZY_OR_NOW DL_NOW | |
2554 | # else | |
2555 | # define LTDL_LAZY_OR_NOW 0 | |
2556 | # endif | |
2557 | # endif | |
2558 | # endif | |
2559 | # endif | |
2560 | #endif | |
2561 | ||
2562 | fnord() { int i=42;} | |
2563 | main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); | |
2564 | if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); | |
d207ebef | 2565 | if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } |
90fb0c24 TT |
2566 | |
2567 | EOF | |
d207ebef | 2568 | if { (eval echo $progname:2544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null |
90fb0c24 TT |
2569 | then |
2570 | lt_cv_dlopen_self=yes | |
2571 | else | |
2572 | echo "$progname: failed program was:" >&5 | |
2573 | cat conftest.$ac_ext >&5 | |
2574 | rm -fr conftest* | |
2575 | lt_cv_dlopen_self=no | |
2576 | fi | |
2577 | rm -fr conftest* | |
2578 | fi | |
2579 | ||
2580 | fi | |
2581 | ||
2582 | echo "$ac_t""$lt_cv_dlopen_self" 1>&6 | |
2583 | ||
2584 | if test "$lt_cv_dlopen_self" = yes; then | |
2585 | LDFLAGS="$LDFLAGS $link_static_flag" | |
2586 | echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6 | |
d207ebef | 2587 | echo "$progname:2563: checking whether a statically linked program can dlopen itself" >&5 |
90fb0c24 TT |
2588 | if test "${lt_cv_dlopen_self_static+set}" = set; then |
2589 | echo $ac_n "(cached) $ac_c" 1>&6 | |
2590 | else | |
2591 | if test "$cross_compiling" = yes; then | |
2592 | lt_cv_dlopen_self_static=cross | |
2593 | else | |
2594 | cat > conftest.c <<EOF | |
d207ebef | 2595 | #line 2571 "ltconfig" |
90fb0c24 TT |
2596 | |
2597 | #if HAVE_DLFCN_H | |
2598 | #include <dlfcn.h> | |
2599 | #endif | |
2600 | ||
2601 | #include <stdio.h> | |
2602 | ||
2603 | #ifdef RTLD_GLOBAL | |
2604 | # define LTDL_GLOBAL RTLD_GLOBAL | |
2605 | #else | |
2606 | # ifdef DL_GLOBAL | |
2607 | # define LTDL_GLOBAL DL_GLOBAL | |
2608 | # else | |
2609 | # define LTDL_GLOBAL 0 | |
2610 | # endif | |
2611 | #endif | |
2612 | ||
2613 | /* We may have to define LTDL_LAZY_OR_NOW in the command line if we | |
2614 | find out it does not work in some platform. */ | |
2615 | #ifndef LTDL_LAZY_OR_NOW | |
2616 | # ifdef RTLD_LAZY | |
2617 | # define LTDL_LAZY_OR_NOW RTLD_LAZY | |
2618 | # else | |
2619 | # ifdef DL_LAZY | |
2620 | # define LTDL_LAZY_OR_NOW DL_LAZY | |
2621 | # else | |
2622 | # ifdef RTLD_NOW | |
2623 | # define LTDL_LAZY_OR_NOW RTLD_NOW | |
2624 | # else | |
2625 | # ifdef DL_NOW | |
2626 | # define LTDL_LAZY_OR_NOW DL_NOW | |
2627 | # else | |
2628 | # define LTDL_LAZY_OR_NOW 0 | |
2629 | # endif | |
2630 | # endif | |
2631 | # endif | |
2632 | # endif | |
2633 | #endif | |
2634 | ||
2635 | fnord() { int i=42;} | |
2636 | main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); | |
2637 | if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); | |
d207ebef | 2638 | if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } |
90fb0c24 TT |
2639 | |
2640 | EOF | |
d207ebef | 2641 | if { (eval echo $progname:2617: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null |
90fb0c24 TT |
2642 | then |
2643 | lt_cv_dlopen_self_static=yes | |
2644 | else | |
2645 | echo "$progname: failed program was:" >&5 | |
2646 | cat conftest.$ac_ext >&5 | |
2647 | rm -fr conftest* | |
2648 | lt_cv_dlopen_self_static=no | |
2649 | fi | |
2650 | rm -fr conftest* | |
2651 | fi | |
2652 | ||
2653 | fi | |
2654 | ||
2655 | echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6 | |
2656 | fi | |
2657 | ;; | |
2658 | esac | |
2659 | ||
2660 | case "$lt_cv_dlopen_self" in | |
2661 | yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; | |
2662 | *) enable_dlopen_self=unknown ;; | |
2663 | esac | |
2664 | ||
2665 | case "$lt_cv_dlopen_self_static" in | |
2666 | yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; | |
2667 | *) enable_dlopen_self_static=unknown ;; | |
2668 | esac | |
2669 | fi | |
2670 | ||
cf4ccd63 JL |
2671 | # Copy echo and quote the copy, instead of the original, because it is |
2672 | # used later. | |
2673 | ltecho="$echo" | |
90fb0c24 TT |
2674 | if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then |
2675 | ltecho="$CONFIG_SHELL \$0 --fallback-echo" | |
2676 | fi | |
2677 | LTSHELL="$SHELL" | |
cf4ccd63 | 2678 | |
90fb0c24 TT |
2679 | LTCONFIG_VERSION="$VERSION" |
2680 | ||
2681 | # Only quote variables if we're using ltmain.sh. | |
2682 | case "$ltmain" in | |
2683 | *.sh) | |
2684 | # Now quote all the things that may contain metacharacters. | |
d207ebef JM |
2685 | for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \ |
2686 | old_LD old_LDFLAGS old_LIBS \ | |
2687 | old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \ | |
2688 | AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \ | |
90fb0c24 TT |
2689 | reload_flag reload_cmds wl \ |
2690 | pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \ | |
2691 | thread_safe_flag_spec whole_archive_flag_spec libname_spec \ | |
2692 | library_names_spec soname_spec \ | |
2693 | RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \ | |
2694 | old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \ | |
2695 | file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \ | |
2696 | finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \ | |
2697 | hardcode_libdir_flag_spec hardcode_libdir_separator \ | |
2698 | sys_lib_search_path_spec sys_lib_dlsearch_path_spec \ | |
2699 | compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do | |
2700 | ||
2701 | case "$var" in | |
2702 | reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \ | |
2703 | old_postinstall_cmds | old_postuninstall_cmds | \ | |
2704 | export_symbols_cmds | archive_cmds | archive_expsym_cmds | \ | |
2705 | postinstall_cmds | postuninstall_cmds | \ | |
2706 | finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec) | |
2707 | # Double-quote double-evaled strings. | |
2708 | eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" | |
2709 | ;; | |
2710 | *) | |
2711 | eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" | |
2712 | ;; | |
2713 | esac | |
2714 | done | |
2715 | ||
2716 | case "$ltecho" in | |
2717 | *'\$0 --fallback-echo"') | |
2718 | ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'` | |
cf4ccd63 JL |
2719 | ;; |
2720 | esac | |
6599da04 | 2721 | |
90fb0c24 TT |
2722 | trap "$rm \"$ofile\"; exit 1" 1 2 15 |
2723 | echo "creating $ofile" | |
2724 | $rm "$ofile" | |
2725 | cat <<EOF > "$ofile" | |
cf4ccd63 JL |
2726 | #! $SHELL |
2727 | ||
2728 | # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services. | |
90fb0c24 | 2729 | # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) |
cf4ccd63 JL |
2730 | # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh. |
2731 | # | |
90fb0c24 | 2732 | # Copyright (C) 1996-1999 Free Software Foundation, Inc. |
d207ebef | 2733 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
cf4ccd63 JL |
2734 | # |
2735 | # This program is free software; you can redistribute it and/or modify | |
2736 | # it under the terms of the GNU General Public License as published by | |
2737 | # the Free Software Foundation; either version 2 of the License, or | |
2738 | # (at your option) any later version. | |
2739 | # | |
2740 | # This program is distributed in the hope that it will be useful, but | |
2741 | # WITHOUT ANY WARRANTY; without even the implied warranty of | |
2742 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
2743 | # General Public License for more details. | |
2744 | # | |
2745 | # You should have received a copy of the GNU General Public License | |
2746 | # along with this program; if not, write to the Free Software | |
2747 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
2748 | # | |
2749 | # As a special exception to the GNU General Public License, if you | |
2750 | # distribute this file as part of a program that contains a | |
2751 | # configuration script generated by Autoconf, you may include it under | |
2752 | # the same distribution terms that you use for the rest of that program. | |
2753 | ||
2754 | # Sed that helps us avoid accidentally triggering echo(1) options like -n. | |
2755 | Xsed="sed -e s/^X//" | |
2756 | ||
2757 | # The HP-UX ksh and POSIX shell print the target directory to stdout | |
2758 | # if CDPATH is set. | |
d207ebef | 2759 | if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi |
cf4ccd63 JL |
2760 | |
2761 | ### BEGIN LIBTOOL CONFIG | |
90fb0c24 TT |
2762 | EOF |
2763 | cfgfile="$ofile" | |
2764 | ;; | |
2765 | ||
2766 | *) | |
2767 | # Double-quote the variables that need it (for aesthetics). | |
d207ebef JM |
2768 | for var in old_CC old_CFLAGS old_CPPFLAGS \ |
2769 | old_LD old_LDFLAGS old_LIBS \ | |
2770 | old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do | |
90fb0c24 TT |
2771 | eval "$var=\\\"\$var\\\"" |
2772 | done | |
2773 | ||
2774 | # Just create a config file. | |
2775 | cfgfile="$ofile.cfg" | |
2776 | trap "$rm \"$cfgfile\"; exit 1" 1 2 15 | |
2777 | echo "creating $cfgfile" | |
2778 | $rm "$cfgfile" | |
2779 | cat <<EOF > "$cfgfile" | |
2780 | # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file. | |
2781 | # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) | |
2782 | EOF | |
2783 | ;; | |
2784 | esac | |
2785 | ||
2786 | cat <<EOF >> "$cfgfile" | |
cf4ccd63 | 2787 | # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`: |
6599da04 | 2788 | # |
90fb0c24 | 2789 | # CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\ |
d207ebef JM |
2790 | # LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\ |
2791 | # NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\ | |
2792 | # DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\ | |
6599da04 JM |
2793 | # $0$ltconfig_args |
2794 | # | |
2795 | # Compiler and other test output produced by $progname, useful for | |
2796 | # debugging $progname, is in ./config.log if it exists. | |
2797 | ||
2798 | # The version of $progname that generated this script. | |
90fb0c24 | 2799 | LTCONFIG_VERSION=$LTCONFIG_VERSION |
6599da04 | 2800 | |
cf4ccd63 | 2801 | # Shell to use when invoking shell scripts. |
90fb0c24 | 2802 | SHELL=$LTSHELL |
cf4ccd63 JL |
2803 | |
2804 | # Whether or not to build shared libraries. | |
6599da04 JM |
2805 | build_libtool_libs=$enable_shared |
2806 | ||
cf4ccd63 | 2807 | # Whether or not to build static libraries. |
6599da04 JM |
2808 | build_old_libs=$enable_static |
2809 | ||
90fb0c24 TT |
2810 | # Whether or not to optimize for fast installation. |
2811 | fast_install=$enable_fast_install | |
2812 | ||
6599da04 | 2813 | # The host system. |
90fb0c24 TT |
2814 | host_alias=$host_alias |
2815 | host=$host | |
6599da04 | 2816 | |
cf4ccd63 | 2817 | # An echo program that does not interpret backslashes. |
90fb0c24 | 2818 | echo=$ltecho |
cf4ccd63 | 2819 | |
6599da04 | 2820 | # The archiver. |
90fb0c24 | 2821 | AR=$AR |
cf4ccd63 JL |
2822 | |
2823 | # The default C compiler. | |
90fb0c24 | 2824 | CC=$CC |
6599da04 JM |
2825 | |
2826 | # The linker used to build libraries. | |
90fb0c24 | 2827 | LD=$LD |
6599da04 JM |
2828 | |
2829 | # Whether we need hard or soft links. | |
90fb0c24 | 2830 | LN_S=$LN_S |
cf4ccd63 JL |
2831 | |
2832 | # A BSD-compatible nm program. | |
90fb0c24 | 2833 | NM=$NM |
cf4ccd63 | 2834 | |
90fb0c24 | 2835 | # Used on cygwin: DLL creation program. |
cf4ccd63 JL |
2836 | DLLTOOL="$DLLTOOL" |
2837 | ||
d207ebef JM |
2838 | # Used on cygwin: object dumper. |
2839 | OBJDUMP="$OBJDUMP" | |
2840 | ||
90fb0c24 | 2841 | # Used on cygwin: assembler. |
cf4ccd63 JL |
2842 | AS="$AS" |
2843 | ||
2844 | # The name of the directory that contains temporary libtool files. | |
90fb0c24 | 2845 | objdir=$objdir |
6599da04 JM |
2846 | |
2847 | # How to create reloadable object files. | |
90fb0c24 TT |
2848 | reload_flag=$reload_flag |
2849 | reload_cmds=$reload_cmds | |
6599da04 JM |
2850 | |
2851 | # How to pass a linker flag through the compiler. | |
90fb0c24 | 2852 | wl=$wl |
6599da04 | 2853 | |
fbd836fc ILT |
2854 | # Object file suffix (normally "o"). |
2855 | objext="$objext" | |
2856 | ||
2857 | # Old archive suffix (normally "a"). | |
2858 | libext="$libext" | |
2859 | ||
d207ebef JM |
2860 | # Executable file suffix (normally ""). |
2861 | exeext="$exeext" | |
2862 | ||
6599da04 | 2863 | # Additional compiler flags for building library objects. |
90fb0c24 TT |
2864 | pic_flag=$pic_flag |
2865 | ||
d207ebef | 2866 | # Does compiler simultaneously support -c and -o options? |
90fb0c24 TT |
2867 | compiler_c_o=$compiler_c_o |
2868 | ||
2869 | # Can we write directly to a .lo ? | |
2870 | compiler_o_lo=$compiler_o_lo | |
2871 | ||
2872 | # Must we lock files when doing compilation ? | |
2873 | need_locks=$need_locks | |
2874 | ||
2875 | # Do we need the lib prefix for modules? | |
2876 | need_lib_prefix=$need_lib_prefix | |
2877 | ||
2878 | # Do we need a version for libraries? | |
2879 | need_version=$need_version | |
2880 | ||
2881 | # Whether dlopen is supported. | |
2882 | dlopen=$enable_dlopen | |
2883 | ||
2884 | # Whether dlopen of programs is supported. | |
2885 | dlopen_self=$enable_dlopen_self | |
2886 | ||
2887 | # Whether dlopen of statically linked programs is supported. | |
2888 | dlopen_self_static=$enable_dlopen_self_static | |
6599da04 JM |
2889 | |
2890 | # Compiler flag to prevent dynamic linking. | |
90fb0c24 | 2891 | link_static_flag=$link_static_flag |
6599da04 | 2892 | |
cf4ccd63 | 2893 | # Compiler flag to turn off builtin functions. |
90fb0c24 | 2894 | no_builtin_flag=$no_builtin_flag |
6599da04 | 2895 | |
cf4ccd63 | 2896 | # Compiler flag to allow reflexive dlopens. |
90fb0c24 | 2897 | export_dynamic_flag_spec=$export_dynamic_flag_spec |
6599da04 | 2898 | |
fbd836fc | 2899 | # Compiler flag to generate shared objects directly from archives. |
90fb0c24 TT |
2900 | whole_archive_flag_spec=$whole_archive_flag_spec |
2901 | ||
2902 | # Compiler flag to generate thread-safe objects. | |
2903 | thread_safe_flag_spec=$thread_safe_flag_spec | |
fbd836fc | 2904 | |
6599da04 JM |
2905 | # Library versioning type. |
2906 | version_type=$version_type | |
2907 | ||
cf4ccd63 | 2908 | # Format of library name prefix. |
90fb0c24 | 2909 | libname_spec=$libname_spec |
cf4ccd63 | 2910 | |
6599da04 JM |
2911 | # List of archive names. First name is the real one, the rest are links. |
2912 | # The last name is the one that the linker finds with -lNAME. | |
90fb0c24 | 2913 | library_names_spec=$library_names_spec |
6599da04 JM |
2914 | |
2915 | # The coded name of the library, if different from the real name. | |
90fb0c24 | 2916 | soname_spec=$soname_spec |
6599da04 JM |
2917 | |
2918 | # Commands used to build and install an old-style archive. | |
90fb0c24 TT |
2919 | RANLIB=$RANLIB |
2920 | old_archive_cmds=$old_archive_cmds | |
2921 | old_postinstall_cmds=$old_postinstall_cmds | |
2922 | old_postuninstall_cmds=$old_postuninstall_cmds | |
cf4ccd63 JL |
2923 | |
2924 | # Create an old-style archive from a shared archive. | |
90fb0c24 | 2925 | old_archive_from_new_cmds=$old_archive_from_new_cmds |
6599da04 JM |
2926 | |
2927 | # Commands used to build and install a shared archive. | |
90fb0c24 TT |
2928 | archive_cmds=$archive_cmds |
2929 | archive_expsym_cmds=$archive_expsym_cmds | |
2930 | postinstall_cmds=$postinstall_cmds | |
2931 | postuninstall_cmds=$postuninstall_cmds | |
2932 | ||
2933 | # Method to check whether dependent libraries are shared objects. | |
2934 | deplibs_check_method=$deplibs_check_method | |
2935 | ||
d207ebef | 2936 | # Command to use when deplibs_check_method == file_magic. |
90fb0c24 | 2937 | file_magic_cmd=$file_magic_cmd |
6599da04 JM |
2938 | |
2939 | # Flag that allows shared libraries with undefined symbols to be built. | |
90fb0c24 | 2940 | allow_undefined_flag=$allow_undefined_flag |
cf4ccd63 JL |
2941 | |
2942 | # Flag that forces no undefined symbols. | |
90fb0c24 | 2943 | no_undefined_flag=$no_undefined_flag |
6599da04 JM |
2944 | |
2945 | # Commands used to finish a libtool library installation in a directory. | |
90fb0c24 | 2946 | finish_cmds=$finish_cmds |
cf4ccd63 JL |
2947 | |
2948 | # Same as above, but a single script fragment to be evaled but not shown. | |
90fb0c24 | 2949 | finish_eval=$finish_eval |
6599da04 | 2950 | |
cf4ccd63 | 2951 | # Take the output of nm and produce a listing of raw symbols and C names. |
90fb0c24 TT |
2952 | global_symbol_pipe=$global_symbol_pipe |
2953 | ||
2954 | # Transform the output of nm in a proper C declaration | |
2955 | global_symbol_to_cdecl=$global_symbol_to_cdecl | |
6599da04 JM |
2956 | |
2957 | # This is the shared library runtime path variable. | |
2958 | runpath_var=$runpath_var | |
2959 | ||
2960 | # This is the shared library path variable. | |
2961 | shlibpath_var=$shlibpath_var | |
2962 | ||
90fb0c24 TT |
2963 | # Is shlibpath searched before the hard-coded library search path? |
2964 | shlibpath_overrides_runpath=$shlibpath_overrides_runpath | |
2965 | ||
6599da04 JM |
2966 | # How to hardcode a shared library path into an executable. |
2967 | hardcode_action=$hardcode_action | |
2968 | ||
2969 | # Flag to hardcode \$libdir into a binary during linking. | |
2970 | # This must work even if \$libdir does not exist. | |
90fb0c24 | 2971 | hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec |
6599da04 JM |
2972 | |
2973 | # Whether we need a single -rpath flag with a separated argument. | |
90fb0c24 | 2974 | hardcode_libdir_separator=$hardcode_libdir_separator |
6599da04 JM |
2975 | |
2976 | # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the | |
2977 | # resulting binary. | |
2978 | hardcode_direct=$hardcode_direct | |
2979 | ||
2980 | # Set to yes if using the -LDIR flag during linking hardcodes DIR into the | |
2981 | # resulting binary. | |
2982 | hardcode_minus_L=$hardcode_minus_L | |
2983 | ||
6599da04 JM |
2984 | # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into |
2985 | # the resulting binary. | |
2986 | hardcode_shlibpath_var=$hardcode_shlibpath_var | |
fbd836fc | 2987 | |
90fb0c24 TT |
2988 | # Compile-time system search path for libraries |
2989 | sys_lib_search_path_spec=$sys_lib_search_path_spec | |
2990 | ||
2991 | # Run-time system search path for libraries | |
2992 | sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec | |
2993 | ||
fbd836fc ILT |
2994 | # Fix the shell variable \$srcfile for the compiler. |
2995 | fix_srcfile_path="$fix_srcfile_path" | |
90fb0c24 | 2996 | |
d207ebef | 2997 | # Set to yes if exported symbols are required. |
90fb0c24 TT |
2998 | always_export_symbols=$always_export_symbols |
2999 | ||
d207ebef | 3000 | # The commands to list exported symbols. |
90fb0c24 TT |
3001 | export_symbols_cmds=$export_symbols_cmds |
3002 | ||
d207ebef | 3003 | # Symbols that should not be listed in the preloaded symbols. |
90fb0c24 TT |
3004 | exclude_expsyms=$exclude_expsyms |
3005 | ||
d207ebef | 3006 | # Symbols that must always be exported. |
90fb0c24 TT |
3007 | include_expsyms=$include_expsyms |
3008 | ||
6599da04 JM |
3009 | EOF |
3010 | ||
90fb0c24 TT |
3011 | case "$ltmain" in |
3012 | *.sh) | |
3013 | echo '### END LIBTOOL CONFIG' >> "$ofile" | |
3014 | echo >> "$ofile" | |
3015 | case "$host_os" in | |
3016 | aix3*) | |
3017 | cat <<\EOF >> "$ofile" | |
cf4ccd63 JL |
3018 | |
3019 | # AIX sometimes has problems with the GCC collect2 program. For some | |
3020 | # reason, if we set the COLLECT_NAMES environment variable, the problems | |
3021 | # vanish in a puff of smoke. | |
d207ebef | 3022 | if test "X${COLLECT_NAMES+set}" != Xset; then |
cf4ccd63 JL |
3023 | COLLECT_NAMES= |
3024 | export COLLECT_NAMES | |
3025 | fi | |
3026 | EOF | |
90fb0c24 TT |
3027 | ;; |
3028 | esac | |
3029 | ||
3030 | # Append the ltmain.sh script. | |
d207ebef JM |
3031 | sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1) |
3032 | # We use sed instead of cat because bash on DJGPP gets confused if | |
3033 | # if finds mixed CR/LF and LF-only lines. Since sed operates in | |
3034 | # text mode, it properly converts lines to CR/LF. This bash problem | |
3035 | # is reportedly fixed, but why not run on old versions too? | |
90fb0c24 TT |
3036 | |
3037 | chmod +x "$ofile" | |
3038 | ;; | |
3039 | ||
3040 | *) | |
3041 | # Compile the libtool program. | |
3042 | echo "FIXME: would compile $ltmain" | |
6599da04 JM |
3043 | ;; |
3044 | esac | |
3045 | ||
90fb0c24 | 3046 | test -n "$cache_file" || exit 0 |
cf4ccd63 | 3047 | |
90fb0c24 TT |
3048 | # AC_CACHE_SAVE |
3049 | trap '' 1 2 15 | |
3050 | cat > confcache <<\EOF | |
3051 | # This file is a shell script that caches the results of configure | |
3052 | # tests run on this system so they can be shared between configure | |
3053 | # scripts and configure runs. It is not useful on other systems. | |
3054 | # If it contains results you don't want to keep, you may remove or edit it. | |
3055 | # | |
3056 | # By default, configure uses ./config.cache as the cache file, | |
3057 | # creating it if it does not exist already. You can give configure | |
3058 | # the --cache-file=FILE option to use a different cache file; that is | |
3059 | # what configure does when it calls configure scripts in | |
3060 | # subdirectories, so they share the cache. | |
3061 | # Giving --cache-file=/dev/null disables caching, for debugging configure. | |
3062 | # config.status only pays attention to the cache file if you give it the | |
3063 | # --recheck option to rerun configure. | |
3064 | # | |
3065 | EOF | |
3066 | # The following way of writing the cache mishandles newlines in values, | |
3067 | # but we know of no workaround that is simple, portable, and efficient. | |
3068 | # So, don't put newlines in cache variables' values. | |
3069 | # Ultrix sh set writes to stderr and can't be redirected directly, | |
3070 | # and sets the high bit in the cache file unless we assign to the vars. | |
3071 | (set) 2>&1 | | |
3072 | case `(ac_space=' '; set | grep ac_space) 2>&1` in | |
3073 | *ac_space=\ *) | |
3074 | # `set' does not quote correctly, so add quotes (double-quote substitution | |
3075 | # turns \\\\ into \\, and sed turns \\ into \). | |
3076 | sed -n \ | |
3077 | -e "s/'/'\\\\''/g" \ | |
3078 | -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" | |
3079 | ;; | |
3080 | *) | |
3081 | # `set' quotes correctly as required by POSIX, so do not add quotes. | |
3082 | sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' | |
3083 | ;; | |
3084 | esac >> confcache | |
3085 | if cmp -s $cache_file confcache; then | |
3086 | : | |
3087 | else | |
3088 | if test -w $cache_file; then | |
3089 | echo "updating cache $cache_file" | |
3090 | cat confcache > $cache_file | |
3091 | else | |
3092 | echo "not updating unwritable cache $cache_file" | |
3093 | fi | |
3094 | fi | |
3095 | rm -f confcache | |
6599da04 | 3096 | |
6599da04 JM |
3097 | exit 0 |
3098 | ||
3099 | # Local Variables: | |
3100 | # mode:shell-script | |
3101 | # sh-indentation:2 | |
3102 | # End: |