1 ## libtool.m4 - Configure libtool for the host system. -*-Shell-script-*-
2 ## Copyright 1996, 1997, 1998, 1999, 2000, 2001
3 ## Free Software Foundation, Inc.
4 ## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
6 ## This program is free software; you can redistribute it and/or modify
7 ## it under the terms of the GNU General Public License as published by
8 ## the Free Software Foundation; either version 2 of the License, or
9 ## (at your option) any later version.
11 ## This program is distributed in the hope that it will be useful, but
12 ## WITHOUT ANY WARRANTY; without even the implied warranty of
13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 ## General Public License for more details.
16 ## You should have received a copy of the GNU General Public License
17 ## along with this program; if not, write to the Free Software
18 ## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 ## As a special exception to the GNU General Public License, if you
21 ## distribute this file as part of a program that contains a
22 ## configuration script generated by Autoconf, you may include it under
23 ## the same distribution terms that you use for the rest of that program.
25 # serial 46 AC_PROG_LIBTOOL
26 AC_DEFUN([AC_PROG_LIBTOOL],
27 [AC_REQUIRE([_AC_PROG_LIBTOOL])dnl
28 dnl If AC_PROG_CXX has already been expanded, run AC_LIBTOOL_CXX
29 dnl immediately, otherwise, hook it in at the end of AC_PROG_CXX.
30 AC_PROVIDE_IFELSE([AC_PROG_CXX],
32 [define([AC_PROG_CXX], defn([AC_PROG_CXX])[AC_LIBTOOL_CXX
35 dnl Quote A][M_PROG_GCJ so that aclocal doesn't bring it in needlessly.
36 dnl If either AC_PROG_GCJ or A][M_PROG_GCJ have already been expanded, run
37 dnl AC_LIBTOOL_GCJ immediately, otherwise, hook it in at the end of both.
38 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
40 [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
42 [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],
45 [define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[AC_LIBTOOL_GCJ
47 ifdef([A][M_PROG_GCJ],
48 [define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[AC_LIBTOOL_GCJ
50 ifdef([LT_AC_PROG_GCJ],
51 [define([LT_AC_PROG_GCJ], defn([LT_AC_PROG_GCJ])[AC_LIBTOOL_GCJ
54 AC_DEFUN([_AC_PROG_LIBTOOL],
55 [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
56 AC_BEFORE([$0],[AC_LIBTOOL_CXX])dnl
57 AC_BEFORE([$0],[AC_LIBTOOL_GCJ])dnl
59 # Save cache, so that ltconfig can load it
62 # Actually configure libtool. ac_aux_dir is where install-sh is found.
63 AR="$AR" LTCC="$CC" CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
64 MAGIC_CMD="$MAGIC_CMD" LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
65 LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" STRIP="$STRIP" \
66 AS="$AS" DLLTOOL="$DLLTOOL" OBJDUMP="$OBJDUMP" \
67 objext="$OBJEXT" exeext="$EXEEXT" reload_flag="$reload_flag" \
68 deplibs_check_method="$deplibs_check_method" file_magic_cmd="$file_magic_cmd" \
69 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
70 $libtool_flags --no-verify --build="$build" $ac_aux_dir/ltmain.sh $host \
71 || AC_MSG_ERROR([libtool configure failed])
73 # Reload cache, that may have been modified by ltconfig
76 # This can be used to rebuild libtool when needed
77 LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh $ac_aux_dir/ltcf-c.sh"
79 # Always use our own libtool.
80 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
83 # Redirect the config.log output again, so that the ltconfig log is not
84 # clobbered by the next message.
88 AC_DEFUN([AC_LIBTOOL_SETUP],
90 AC_REQUIRE([AC_ENABLE_SHARED])dnl
91 AC_REQUIRE([AC_ENABLE_STATIC])dnl
92 AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
93 AC_REQUIRE([AC_CANONICAL_HOST])dnl
94 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
95 AC_REQUIRE([AC_PROG_CC])dnl
96 AC_REQUIRE([AC_PROG_LD])dnl
97 AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl
98 AC_REQUIRE([AC_PROG_NM])dnl
99 AC_REQUIRE([AC_PROG_LN_S])dnl
100 AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl
101 # Autoconf 2.13's AC_OBJEXT and AC_EXEEXT macros only works for C compilers!
102 AC_REQUIRE([AC_OBJEXT])dnl
103 AC_REQUIRE([AC_EXEEXT])dnl
106 # Only perform the check for file, if the check method requires it
107 case "$deplibs_check_method" in
109 if test "$file_magic_cmd" = '$MAGIC_CMD'; then
115 AC_CHECK_TOOL(RANLIB, ranlib, :)
116 AC_CHECK_TOOL(STRIP, strip, :)
118 # Check for any special flags to pass to ltconfig.
119 libtool_flags="--cache-file=$cache_file"
120 test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
121 test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
122 test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
123 test "$GCC" = yes && libtool_flags="$libtool_flags --with-gcc"
124 test "$lt_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
125 ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
126 [libtool_flags="$libtool_flags --enable-dlopen"])
127 ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
128 [libtool_flags="$libtool_flags --enable-win32-dll"])
129 AC_ARG_ENABLE(libtool-lock,
130 [ --disable-libtool-lock avoid locking (might break parallel builds)])
131 test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
132 test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
135 [ --with-pic try to use only PIC/non-PIC objects [default=use both]],
136 pic_mode="$withval", pic_mode=default)
137 test x"$pic_mode" = xyes && libtool_flags="$libtool_flags --prefer-pic"
138 test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
140 # Some flags need to be propagated to the compiler or linker for good
144 # Find out which ABI we are using.
145 echo '[#]line __oline__ "configure"' > conftest.$ac_ext
146 if AC_TRY_EVAL(ac_compile); then
147 case "`/usr/bin/file conftest.$ac_objext`" in
163 # On SCO OpenServer 5, we need -belf to get full-featured binaries.
164 SAVE_CFLAGS="$CFLAGS"
165 CFLAGS="$CFLAGS -belf"
166 AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
169 AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
171 if test x"$lt_cv_cc_needs_belf" != x"yes"; then
172 # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
173 CFLAGS="$SAVE_CFLAGS"
177 ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
178 [*-*-cygwin* | *-*-mingw* | *-*-pw32*)
179 AC_CHECK_TOOL(DLLTOOL, dlltool, false)
180 AC_CHECK_TOOL(AS, as, false)
181 AC_CHECK_TOOL(OBJDUMP, objdump, false)
183 # recent cygwin and mingw systems supply a stub DllMain which the user
184 # can override, but on older systems we have to supply one
185 AC_CACHE_CHECK([if libtool should supply DllMain function], lt_cv_need_dllmain,
187 [extern int __attribute__((__stdcall__)) DllMain(void*, int, void*);
189 [lt_cv_need_dllmain=no],[lt_cv_need_dllmain=yes])])
192 *-*-cygwin*/gcc*-mno-cygwin*|*-*-mingw*)
193 # old mingw systems require "-dll" to link a DLL, while more recent ones
195 SAVE_CFLAGS="$CFLAGS"
196 CFLAGS="$CFLAGS -mdll"
197 AC_CACHE_CHECK([how to link DLLs], lt_cv_cc_dll_switch,
198 [AC_TRY_LINK([], [], [lt_cv_cc_dll_switch=-mdll],[lt_cv_cc_dll_switch=-dll])])
199 CFLAGS="$SAVE_CFLAGS" ;;
200 *-*-cygwin* | *-*-pw32*)
201 # cygwin systems need to pass --dll to the linker, and not link
202 # crt.o which will require a WinMain@16 definition.
203 lt_cv_cc_dll_switch="-Wl,--dll -nostartfiles" ;;
210 # AC_LIBTOOL_DLOPEN - enable checks for dlopen support
211 AC_DEFUN([AC_LIBTOOL_DLOPEN], [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
213 # AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
214 AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
216 # AC_ENABLE_SHARED - implement the --enable-shared flag
217 # Usage: AC_ENABLE_SHARED[(DEFAULT)]
218 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
220 AC_DEFUN([AC_ENABLE_SHARED],
221 [define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
222 AC_ARG_ENABLE(shared,
223 changequote(<<, >>)dnl
224 << --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
226 [p=${PACKAGE-default}
228 yes) enable_shared=yes ;;
229 no) enable_shared=no ;;
232 # Look at the argument we got. We use all the common list separators.
233 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
234 for pkg in $enableval; do
235 if test "X$pkg" = "X$p"; then
242 enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
245 # AC_DISABLE_SHARED - set the default shared flag to --disable-shared
246 AC_DEFUN([AC_DISABLE_SHARED], [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
247 AC_ENABLE_SHARED(no)])
249 # AC_ENABLE_STATIC - implement the --enable-static flag
250 # Usage: AC_ENABLE_STATIC[(DEFAULT)]
251 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
253 AC_DEFUN([AC_ENABLE_STATIC],
254 [define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
255 AC_ARG_ENABLE(static,
256 changequote(<<, >>)dnl
257 << --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
259 [p=${PACKAGE-default}
261 yes) enable_static=yes ;;
262 no) enable_static=no ;;
265 # Look at the argument we got. We use all the common list separators.
266 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
267 for pkg in $enableval; do
268 if test "X$pkg" = "X$p"; then
275 enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
278 # AC_DISABLE_STATIC - set the default static flag to --disable-static
279 AC_DEFUN([AC_DISABLE_STATIC],
280 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
281 AC_ENABLE_STATIC(no)])
284 # AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
285 # Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
286 # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
288 AC_DEFUN([AC_ENABLE_FAST_INSTALL],
289 [define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
290 AC_ARG_ENABLE(fast-install,
291 changequote(<<, >>)dnl
292 << --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
294 [p=${PACKAGE-default}
296 yes) enable_fast_install=yes ;;
297 no) enable_fast_install=no ;;
299 enable_fast_install=no
300 # Look at the argument we got. We use all the common list separators.
301 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
302 for pkg in $enableval; do
303 if test "X$pkg" = "X$p"; then
304 enable_fast_install=yes
310 enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
313 # AC_DISABLE_FAST_INSTALL - set the default to --disable-fast-install
314 AC_DEFUN([AC_DISABLE_FAST_INSTALL],
315 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
316 AC_ENABLE_FAST_INSTALL(no)])
318 # AC_LIBTOOL_PICMODE - implement the --with-pic flag
319 # Usage: AC_LIBTOOL_PICMODE[(MODE)]
320 # Where MODE is either `yes' or `no'. If omitted, it defaults to
322 AC_DEFUN([AC_LIBTOOL_PICMODE],
323 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
324 pic_mode=ifelse($#,1,$1,default)])
327 # AC_PATH_TOOL_PREFIX - find a file program which can recognise shared library
328 AC_DEFUN([AC_PATH_TOOL_PREFIX],
329 [AC_MSG_CHECKING([for $1])
330 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
331 [case "$MAGIC_CMD" in
333 lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
336 lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a dos path.
339 ac_save_MAGIC_CMD="$MAGIC_CMD"
340 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
341 dnl $ac_dummy forces splitting on constant user-supplied paths.
342 dnl POSIX.2 word splitting is done only on the output of word expansions,
343 dnl not every word. This closes a longstanding sh security hole.
344 ac_dummy="ifelse([$2], , $PATH, [$2])"
345 for ac_dir in $ac_dummy; do
346 test -z "$ac_dir" && ac_dir=.
347 if test -f $ac_dir/$1; then
348 lt_cv_path_MAGIC_CMD="$ac_dir/$1"
349 if test -n "$file_magic_test_file"; then
350 case "$deplibs_check_method" in
352 file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
353 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
354 if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
355 egrep "$file_magic_regex" > /dev/null; then
360 *** Warning: the command libtool uses to detect shared libraries,
361 *** $file_magic_cmd, produces output that libtool cannot recognize.
362 *** The result is that libtool may fail to recognize shared libraries
363 *** as such. This will affect the creation of libtool libraries that
364 *** depend on shared libraries, but programs linked with such libtool
365 *** libraries will work regardless of this problem. Nevertheless, you
366 *** may want to report the problem to your system manager and/or to
367 *** bug-libtool@gnu.org
377 MAGIC_CMD="$ac_save_MAGIC_CMD"
380 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
381 if test -n "$MAGIC_CMD"; then
382 AC_MSG_RESULT($MAGIC_CMD)
389 # AC_PATH_MAGIC - find a file program which can recognise a shared library
390 AC_DEFUN([AC_PATH_MAGIC],
391 [AC_REQUIRE([AC_CHECK_TOOL_PREFIX])dnl
392 AC_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin:$PATH)
393 if test -z "$lt_cv_path_MAGIC_CMD"; then
394 if test -n "$ac_tool_prefix"; then
395 AC_PATH_TOOL_PREFIX(file, /usr/bin:$PATH)
403 # AC_PROG_LD - find the path to the GNU or non-GNU linker
404 AC_DEFUN([AC_PROG_LD],
406 [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
407 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
408 AC_REQUIRE([AC_PROG_CC])dnl
409 AC_REQUIRE([AC_CANONICAL_HOST])dnl
410 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
412 if test "$GCC" = yes; then
413 # Check if gcc -print-prog-name=ld gives a path.
414 AC_MSG_CHECKING([for ld used by GCC])
417 # gcc leaves a trailing carriage return which upsets mingw
418 ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
420 ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
423 # Accept absolute paths.
425 [\\/]* | [A-Za-z]:[\\/]*)
426 re_direlt='/[^/][^/]*/\.\./'
428 # Canonicalize the path of ld
429 ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
430 while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
431 ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
433 test -z "$LD" && LD="$ac_prog"
436 # If it fails, then pretend we aren't using GCC.
440 # If it is relative, then search for the first ld in PATH.
444 elif test "$with_gnu_ld" = yes; then
445 AC_MSG_CHECKING([for GNU ld])
447 AC_MSG_CHECKING([for non-GNU ld])
449 AC_CACHE_VAL(lt_cv_path_LD,
450 [if test -z "$LD"; then
451 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
452 for ac_dir in $PATH; do
453 test -z "$ac_dir" && ac_dir=.
454 if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
455 lt_cv_path_LD="$ac_dir/$ac_prog"
456 # Check to see if the program is GNU ld. I'd rather use --version,
457 # but apparently some GNU ld's only accept -v.
458 # Break only if it was the GNU/non-GNU ld that we prefer.
459 if "$lt_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
460 test "$with_gnu_ld" != no && break
462 test "$with_gnu_ld" != yes && break
468 lt_cv_path_LD="$LD" # Let the user override the test with a path.
471 if test -n "$LD"; then
476 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
480 AC_DEFUN([AC_PROG_LD_GNU],
481 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
482 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
483 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
484 lt_cv_prog_gnu_ld=yes
488 with_gnu_ld=$lt_cv_prog_gnu_ld
491 # AC_PROG_LD_RELOAD_FLAG - find reload flag for linker
492 # -- PORTME Some linkers may need a different reload flag.
493 AC_DEFUN([AC_PROG_LD_RELOAD_FLAG],
494 [AC_CACHE_CHECK([for $LD option to reload object files], lt_cv_ld_reload_flag,
495 [lt_cv_ld_reload_flag='-r'])
496 reload_flag=$lt_cv_ld_reload_flag
497 test -n "$reload_flag" && reload_flag=" $reload_flag"
500 # AC_DEPLIBS_CHECK_METHOD - how to check for library dependencies
501 # -- PORTME fill in with the dynamic library characteristics
502 AC_DEFUN([AC_DEPLIBS_CHECK_METHOD],
503 [AC_CACHE_CHECK([how to recognise dependant libraries],
504 lt_cv_deplibs_check_method,
505 [lt_cv_file_magic_cmd='$MAGIC_CMD'
506 lt_cv_file_magic_test_file=
507 lt_cv_deplibs_check_method='unknown'
508 # Need to set the preceding variable on all platforms that support
509 # interlibrary dependencies.
510 # 'none' -- dependencies not supported.
511 # `unknown' -- same as none, but documents that we really don't know.
512 # 'pass_all' -- all dependencies passed with no checks.
513 # 'test_compile' -- check by making test program.
514 # 'file_magic [regex]' -- check by looking for files in library path
515 # which responds to the $file_magic_cmd with a given egrep regex.
516 # If you have `file' or equivalent on your system and you're not sure
517 # whether `pass_all' will *always* work, you probably want this one.
521 lt_cv_deplibs_check_method=pass_all
525 lt_cv_deplibs_check_method=pass_all
530 lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
532 lt_cv_file_magic_cmd='/usr/bin/file -L'
533 lt_cv_file_magic_test_file=/shlib/libc.so
536 cygwin* | mingw* |pw32*)
537 lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
538 lt_cv_file_magic_cmd='$OBJDUMP -f'
542 lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
543 lt_cv_file_magic_cmd=/usr/bin/file
544 lt_cv_file_magic_test_file=`echo /System/Library/Frameworks/System.framework/Versions/*/System | head -1`
548 if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
551 # Not sure whether the presence of OpenBSD here was a mistake.
552 # Let's accept both of them until this is cleared up.
554 lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD)/i[3-9]86 (compact )?demand paged shared library'
556 lt_cv_file_magic_cmd=/usr/bin/file
557 lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
561 lt_cv_deplibs_check_method=pass_all
566 lt_cv_deplibs_check_method=pass_all
570 # TODO: Does this work for hpux-11 too?
572 lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library'
574 lt_cv_file_magic_cmd=/usr/bin/file
575 lt_cv_file_magic_test_file=/usr/lib/libc.sl
581 # this will be overridden with pass_all, but let us keep it just in case
582 lt_cv_deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
586 *-32|*"-32 ") libmagic=32-bit;;
587 *-n32|*"-n32 ") libmagic=N32;;
588 *-64|*"-64 ") libmagic=64-bit;;
589 *) libmagic=never-match;;
591 # this will be overridden with pass_all, but let us keep it just in case
593 lt_cv_deplibs_check_method="file_magic ELF ${libmagic} MSB mips-[1234] dynamic lib MIPS - version 1"
597 lt_cv_file_magic_test_file=`echo /lib${libsuff}/libc.so*`
598 lt_cv_deplibs_check_method=pass_all
601 # This must be Linux ELF.
604 alpha* | i*86 | powerpc* | sparc* | ia64* | s390* )
605 lt_cv_deplibs_check_method=pass_all ;;
607 # glibc up to 2.1.1 does not perform some relocations on ARM
609 lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )' ;;
612 lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
616 if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
617 [lt_cv_deplibs_check_method='file_magic NetBSD/[a-z0-9]* demand paged shared library']
619 [lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object']
621 lt_cv_file_magic_cmd='/usr/bin/file -L'
622 lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
626 if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
630 lt_cv_deplibs_check_method='file_magic OpenBSD/i[3-9]86 demand paged shared library'
632 lt_cv_file_magic_cmd=/usr/bin/file
633 lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
637 lt_cv_deplibs_check_method=pass_all
642 [lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (executable|dynamic lib)']
643 lt_cv_file_magic_cmd=/usr/bin/file
644 lt_cv_file_magic_test_file=/usr/lib/libnls.so
647 osf3* | osf4* | osf5*)
648 # this will be overridden with pass_all, but let us keep it just in case
649 lt_cv_deplibs_check_method='file_magic COFF format alpha shared library'
650 lt_cv_file_magic_test_file=/shlib/libc.so
651 lt_cv_deplibs_check_method=pass_all
655 lt_cv_deplibs_check_method=pass_all
659 lt_cv_deplibs_check_method=pass_all
660 lt_cv_file_magic_test_file=/lib/libc.so
663 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
664 case "$host_vendor" in
666 lt_cv_deplibs_check_method=pass_all
670 lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
672 lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
678 file_magic_cmd=$lt_cv_file_magic_cmd
679 deplibs_check_method=$lt_cv_deplibs_check_method
683 # AC_PROG_NM - find the path to a BSD-compatible name lister
684 AC_DEFUN([AC_PROG_NM],
685 [AC_MSG_CHECKING([for BSD-compatible nm])
686 AC_CACHE_VAL(lt_cv_path_NM,
687 [if test -n "$NM"; then
688 # Let the user override the test.
691 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
692 for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
693 test -z "$ac_dir" && ac_dir=.
694 tmp_nm=$ac_dir/${ac_tool_prefix}nm
695 if test -f $tmp_nm || test -f $tmp_nm$ac_exeext ; then
696 # Check to see if the nm accepts a BSD-compat flag.
697 # Adding the `sed 1q' prevents false positives on HP-UX, which says:
698 # nm: unknown option "B" ignored
699 # Tru64's nm complains that /dev/null is an invalid object file
700 if ($tmp_nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep '(/dev/null|Invalid file or object type)' >/dev/null; then
701 lt_cv_path_NM="$tmp_nm -B"
703 elif ($tmp_nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
704 lt_cv_path_NM="$tmp_nm -p"
707 lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
708 continue # so that we can try to find one that supports BSD flags
713 test -z "$lt_cv_path_NM" && lt_cv_path_NM=nm
719 # AC_CHECK_LIBM - check for math library
720 AC_DEFUN([AC_CHECK_LIBM],
721 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
724 *-*-beos* | *-*-cygwin* | *-*-pw32*)
725 # These system don't have libm
728 AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
729 AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
732 AC_CHECK_LIB(m, main, LIBM="-lm")
737 # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
738 # the libltdl convenience library and INCLTDL to the include flags for
739 # the libltdl header and adds --enable-ltdl-convenience to the
740 # configure arguments. Note that LIBLTDL and INCLTDL are not
741 # AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called. If DIR is not
742 # provided, it is assumed to be `libltdl'. LIBLTDL will be prefixed
743 # with '${top_builddir}/' and INCLTDL will be prefixed with
744 # '${top_srcdir}/' (note the single quotes!). If your package is not
745 # flat and you're not using automake, define top_builddir and
746 # top_srcdir appropriately in the Makefiles.
747 AC_DEFUN([AC_LIBLTDL_CONVENIENCE],
748 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
749 case "$enable_ltdl_convenience" in
750 no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
751 "") enable_ltdl_convenience=yes
752 ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
754 LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
755 INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
758 # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
759 # the libltdl installable library and INCLTDL to the include flags for
760 # the libltdl header and adds --enable-ltdl-install to the configure
761 # arguments. Note that LIBLTDL and INCLTDL are not AC_SUBSTed, nor is
762 # AC_CONFIG_SUBDIRS called. If DIR is not provided and an installed
763 # libltdl is not found, it is assumed to be `libltdl'. LIBLTDL will
764 # be prefixed with '${top_builddir}/' and INCLTDL will be prefixed
765 # with '${top_srcdir}/' (note the single quotes!). If your package is
766 # not flat and you're not using automake, define top_builddir and
767 # top_srcdir appropriately in the Makefiles.
768 # In the future, this macro may have to be called after AC_PROG_LIBTOOL.
769 AC_DEFUN([AC_LIBLTDL_INSTALLABLE],
770 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
771 AC_CHECK_LIB(ltdl, main,
772 [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
773 [if test x"$enable_ltdl_install" = xno; then
774 AC_MSG_WARN([libltdl not installed, but installation disabled])
776 enable_ltdl_install=yes
779 if test x"$enable_ltdl_install" = x"yes"; then
780 ac_configure_args="$ac_configure_args --enable-ltdl-install"
781 LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
782 INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
784 ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
790 # If this macro is not defined by Autoconf, define it here.
791 ifdef([AC_PROVIDE_IFELSE],
793 [define([AC_PROVIDE_IFELSE],
794 [ifdef([AC_PROVIDE_$1],
797 # AC_LIBTOOL_CXX - enable support for C++ libraries
798 AC_DEFUN([AC_LIBTOOL_CXX], [AC_REQUIRE([_AC_LIBTOOL_CXX])])
800 AC_DEFUN([_AC_LIBTOOL_CXX],
801 [AC_REQUIRE([AC_PROG_CXX])
802 AC_REQUIRE([AC_PROG_CXXCPP])
803 LIBTOOL_DEPS=$LIBTOOL_DEPS" $ac_aux_dir/ltcf-cxx.sh"
805 lt_save_CFLAGS="$CFLAGS"
806 dnl Make sure LTCC is set to the C compiler, i.e. set LTCC before CC
807 dnl is set to the C++ compiler.
808 AR="$AR" LTCC="$CC" CC="$CXX" CXX="$CXX" CFLAGS="$CXXFLAGS" CPPFLAGS="$CPPFLAGS" \
809 MAGIC_CMD="$MAGIC_CMD" LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
810 LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" STRIP="$STRIP" \
811 AS="$AS" DLLTOOL="$DLLTOOL" OBJDUMP="$OBJDUMP" \
812 objext="$OBJEXT" exeext="$EXEEXT" reload_flag="$reload_flag" \
813 deplibs_check_method="$deplibs_check_method" \
814 file_magic_cmd="$file_magic_cmd" \
815 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig -o libtool $libtool_flags \
816 --build="$build" --add-tag=CXX $ac_aux_dir/ltcf-cxx.sh $host \
817 || AC_MSG_ERROR([libtool tag configuration failed])
819 CFLAGS="$lt_save_CFLAGS"
821 # Redirect the config.log output again, so that the ltconfig log is not
822 # clobbered by the next message.
826 # AC_LIBTOOL_GCJ - enable support for GCJ libraries
827 AC_DEFUN([AC_LIBTOOL_GCJ],[AC_REQUIRE([_AC_LIBTOOL_GCJ])])
829 AC_DEFUN([_AC_LIBTOOL_GCJ],
830 [AC_REQUIRE([AC_PROG_LIBTOOL])
831 AC_PROVIDE_IFELSE([AC_PROG_GCJ],[],
832 [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],[],
833 [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],[],
834 [ifdef([AC_PROG_GCJ],[AC_REQUIRE([AC_PROG_GCJ])],
835 [ifdef([A][M_PROG_GCJ],[AC_REQUIRE([A][M_PROG_GCJ])],
836 [AC_REQUIRE([A][C_PROG_GCJ_OR_A][M_PROG_GCJ])])])])])])
837 LIBTOOL_DEPS=$LIBTOOL_DEPS" $ac_aux_dir/ltcf-gcj.sh"
839 lt_save_CFLAGS="$CFLAGS"
840 dnl Make sure LTCC is set to the C compiler, i.e. set LTCC before CC
841 dnl is set to the C++ compiler.
842 AR="$AR" LTCC="$CC" CC="$GCJ" CFLAGS="$GCJFLAGS" CPPFLAGS="$CPPFLAGS" \
843 MAGIC_CMD="$MAGIC_CMD" LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
844 LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" STRIP="$STRIP" \
845 AS="$AS" DLLTOOL="$DLLTOOL" OBJDUMP="$OBJDUMP" \
846 objext="$OBJEXT" exeext="$EXEEXT" reload_flag="$reload_flag" \
847 deplibs_check_method="$deplibs_check_method" \
848 file_magic_cmd="$file_magic_cmd" \
849 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig -o libtool $libtool_flags \
850 --build="$build" --add-tag=GCJ $ac_aux_dir/ltcf-gcj.sh $host \
851 || AC_MSG_ERROR([libtool tag configuration failed])
853 CFLAGS="$lt_save_CFLAGS"
855 # Redirect the config.log output again, so that the ltconfig log is not
856 # clobbered by the next message.
861 AC_DEFUN([AM_PROG_LIBTOOL], [AC_PROG_LIBTOOL])
862 AC_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
863 AC_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
864 AC_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
865 AC_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
866 AC_DEFUN([AM_PROG_LD], [AC_PROG_LD])
867 AC_DEFUN([AM_PROG_NM], [AC_PROG_NM])
869 dnl This is just to silence aclocal about the macro not being used
870 ifelse([AC_DISABLE_FAST_INSTALL])dnl
872 AC_DEFUN([LT_AC_PROG_GCJ],
873 [AC_CHECK_TOOL(GCJ, gcj, no)
874 test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"