1 #### This script is meant to be sourced by ltconfig.
3 # ltcf-c.sh - Create a C compiler specific configuration
5 # Copyright (C) 1996-2000, 2001 Free Software Foundation, Inc.
6 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
8 # This file is free software; you can redistribute it and/or modify it
9 # under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful, but
14 # WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 # General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 # As a special exception to the GNU General Public License, if you
23 # distribute this file as part of a program that contains a
24 # configuration script generated by Autoconf, you may include it under
25 # the same distribution terms that you use for the rest of that program.
28 # Source file extension for C test sources.
31 # Object file extension for compiled C test sources.
34 # Code to be used in simple compile tests
35 lt_simple_compile_test_code="int some_variable = 0;"
37 # Code to be used in simple link tests
38 lt_simple_link_test_code='main(){return(0);}'
40 ## Linker Characteristics
43 # FIXME: the MSVC++ port hasn't been tested in a loooong time
44 # When not using gcc, we currently assume that we are using
45 # Microsoft Visual C++.
46 if test "$with_gcc" != yes; then
54 if test "$with_gnu_ld" = yes; then
55 # If archive_cmds runs LD, not CC, wlarc should be empty
58 # See if GNU ld supports shared libraries.
60 aix3* | aix4* | aix5*)
61 # On AIX, the GNU linker is very broken
65 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
66 *** to be unable to reliably create shared libraries on AIX.
67 *** Therefore, libtool is disabling shared libraries support. If you
68 *** really care for shared libraries, you may want to modify your PATH
69 *** so that a non-GNU linker is found, and then restart.
75 archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
76 hardcode_libdir_flag_spec='-L$libdir'
79 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
80 # that the semantics of dynamic libraries on AmigaOS, at least up
81 # to version 4, is to share data among multiple programs linked
82 # with the same dynamic library. Since this doesn't match the
83 # behavior of shared libraries on other platforms, we can use
89 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
90 allow_undefined_flag=unsupported
91 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
92 # support --undefined. This deserves some investigation. FIXME
93 archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
100 # hardcode_libdir_flag_spec is actually meaningless, as there is
101 # no search path for DLLs.
102 hardcode_libdir_flag_spec='-L$libdir'
103 allow_undefined_flag=unsupported
104 always_export_symbols=yes
106 extract_expsyms_cmds='test -f $output_objdir/impgen.c || \
107 sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/impgen.c~
108 test -f $output_objdir/impgen.exe || (cd $output_objdir && \
109 if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \
110 else $CC -o impgen impgen.c ; fi)~
111 $output_objdir/impgen $dir/$soname > $output_objdir/$soname-def'
113 old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
115 # cygwin and mingw dlls have different entry points and sets of symbols
117 # FIXME: what about values for MSVC?
118 dll_entry=__cygwin_dll_entry@12
119 dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~
123 dll_entry=_DllMainCRTStartup@12
124 dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~
128 # mingw and cygwin differ, and it's simplest to just exclude the union
129 # of the two symbol sets.
130 dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12
132 # recent cygwin and mingw systems supply a stub DllMain which the user
133 # can override, but on older systems we have to supply one (in ltdll.c)
134 if test "x$lt_cv_need_dllmain" = "xyes"; then
135 ltdll_obj='$output_objdir/$soname-ltdll.'"$objext "
136 ltdll_cmds='test -f $output_objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/$soname-ltdll.c~
137 test -f $output_objdir/$soname-ltdll.$objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~'
143 # Extract the symbol export list from an `--export-all' def file,
144 # then regenerate the def file from the symbol export list, so that
145 # the compiled dll only exports the symbol export list.
146 # Be careful not to strip the DATA tag left be newer dlltools.
147 export_symbols_cmds="$ltdll_cmds"'
148 $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
149 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols'
151 # If the export-symbols file already is a .def file (1st line
152 # is EXPORTS), use it as is.
153 # If DATA tags from a recent dlltool are present, honour them!
154 archive_expsym_cmds='if test "x`head -1 $export_symbols`" = xEXPORTS; then
155 cp $export_symbols $output_objdir/$soname-def;
157 echo EXPORTS > $output_objdir/$soname-def;
159 cat $export_symbols | while read symbol; do
162 2) echo " \[$]2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;;
163 *) echo " \[$]2 @ \$_lt_hint \[$]3 ; " >> $output_objdir/$soname-def;;
165 _lt_hint=`expr 1 + \$_lt_hint`;
169 $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
170 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~
171 $CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
172 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~
173 $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags'
177 allow_undefined_flag='-undefined warning'
178 archive_cmds='$CC $(if test "$module" = "yes"; then echo -bundle; else
179 echo -dynamiclib; fi) -o $lib $libobjs $deplibs $linkopts'
180 archive_expsym_cmds="$archive_cmds"' && strip -s $export_symbols'
181 ## What we need is to hardcode the path to the library, not the search path
183 #hardcode_libdir_flag_spec='-install_name $libdir/$lib'
184 hardcode_shlibpath_var=no
185 whole_archive_flag_spec='-all_load'
189 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
190 archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
193 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
194 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
199 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
203 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
204 *** create shared libraries on Solaris systems. Therefore, libtool
205 *** is disabling shared libraries support. We urge you to upgrade GNU
206 *** binutils to release 2.9.1 or newer. Another option is to modify
207 *** your PATH or compiler configuration so that the native linker is
208 *** used, and then restart.
211 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
212 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
213 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
220 archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
223 hardcode_shlibpath_var=no
227 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
228 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
229 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
236 if test "$ld_shlibs" = yes; then
237 runpath_var=LD_RUN_PATH
238 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
239 export_dynamic_flag_spec='${wl}--export-dynamic'
242 # dlltool doesn't understand --whole-archive et. al.
243 whole_archive_flag_spec=
246 # ancient GNU ld didn't support --whole-archive et. al.
247 if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
248 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
250 whole_archive_flag_spec=
256 # PORTME fill in a description of your system's linker (not GNU ld)
259 allow_undefined_flag=unsupported
260 always_export_symbols=yes
261 archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
262 # Note: this linker hardcodes the directories in LIBPATH if there
263 # are no directories specified by -L.
265 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
266 # Neither direct hardcoding nor static linking is supported with a
268 hardcode_direct=unsupported
274 hardcode_libdir_separator=':'
276 # When large executables or shared objects are built, AIX ld can
277 # have problems creating the table of contents. If linking a library
278 # or program results in "error TOC overflow" add -mminimal-toc to
279 # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
280 # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
281 if test "$with_gcc" = yes; then
282 case $host_os in aix4.[012]|aix4.[012].*)
283 # We only want to do this on AIX 4.2 and lower, the check
284 # below for broken collect2 doesn't work under 4.3+
285 collect2name=`${CC} -print-prog-name=collect2`
286 if test -f "$collect2name" && \
287 strings "$collect2name" | grep resolve_lib_name >/dev/null
289 # We have reworked collect2
292 # We have old collect2
293 hardcode_direct=unsupported
294 # It fails to find uninstalled libraries when the uninstalled
295 # path is not listed in the libpath. Setting hardcode_minus_L
296 # to unsupported forces relinking
298 hardcode_libdir_flag_spec='-L$libdir'
299 hardcode_libdir_separator=
302 shared_flag='-shared'
305 if test "$host_cpu" = ia64; then
306 shared_flag='${wl}-G'
308 shared_flag='${wl}-bM:SRE'
312 if test "$host_cpu" = ia64; then
313 # On IA64, the linker does run time linking by default, so we don't
314 # have to do anything special.
315 aix_use_runtimelinking=no
316 exp_sym_flag='-Bexport'
319 # Test if we are trying to use run time linking, or normal AIX style linking.
320 # If -brtl is somewhere in LDFLAGS, we need to do run time linking.
321 aix_use_runtimelinking=no
322 for ld_flag in $LDFLAGS; do
323 if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then
324 aix_use_runtimelinking=yes
328 exp_sym_flag='-bexport'
329 no_entry_flag='-bnoentry'
331 # -bexpall does not export symbols beginning with underscore (_)
332 always_export_symbols=yes
333 if test "$aix_use_runtimelinking" = yes; then
334 # Warning - without using the other run time loading flags (-brtl), -berok will
335 # link without error, but may produce a broken library.
336 allow_undefined_flag=' ${wl}-berok'
337 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
338 archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
340 if test "$host_cpu" = ia64; then
341 hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
342 allow_undefined_flag="-z nodefs"
343 archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
345 allow_undefined_flag=' ${wl}-berok'
346 # -bexpall does not export symbols beginning with underscore (_)
347 always_export_symbols=yes
348 # Exported symbols can be pulled into shared objects from archives
349 whole_archive_flag_spec=' '
350 build_libtool_need_lc=yes
351 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
352 # This is similar to how AIX traditionally builds it's shared libraries.
353 archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
359 archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
360 hardcode_libdir_flag_spec='-L$libdir'
362 # see comment about different semantics on the GNU ld section
367 # When not using gcc, we currently assume that we are using
368 # Microsoft Visual C++.
369 # hardcode_libdir_flag_spec is actually meaningless, as there is
370 # no search path for DLLs.
371 hardcode_libdir_flag_spec=' '
372 allow_undefined_flag=unsupported
373 # Tell ltmain to make .lib files, not .a files.
375 # FIXME: Setting linknames here is a bad hack.
376 archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
377 # The linker will automatically build a .lib file if we build a DLL.
378 old_archive_from_new_cmds='true'
379 # FIXME: Should let the user specify the lib program.
380 old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs'
381 fix_srcfile_path='`cygpath -w "$srcfile"`'
388 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
389 # support. Future versions do this automatically, but an explicit c++rt0.o
390 # does not break anything, and helps significantly (at the cost of a little
393 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
394 hardcode_libdir_flag_spec='-R$libdir'
396 hardcode_shlibpath_var=no
399 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
401 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
404 hardcode_shlibpath_var=no
407 # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
409 archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
410 hardcode_libdir_flag_spec='-R$libdir'
412 hardcode_shlibpath_var=no
415 hpux9* | hpux10* | hpux11*)
417 hpux9*) archive_cmds='$rm $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
418 *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
420 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
421 hardcode_libdir_separator=:
423 hardcode_minus_L=yes # Not in the search PATH, but as the default
424 # location of the library.
425 export_dynamic_flag_spec='${wl}-E'
429 if test "$with_gcc" = yes; then
430 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
432 archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
434 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
435 hardcode_libdir_separator=:
440 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
441 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out
443 archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF
445 hardcode_libdir_flag_spec='-R$libdir'
447 hardcode_shlibpath_var=no
451 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
453 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
454 hardcode_libdir_separator=:
455 hardcode_shlibpath_var=no
459 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
460 hardcode_libdir_flag_spec='-R$libdir'
462 hardcode_shlibpath_var=no
466 hardcode_libdir_flag_spec='-L$libdir'
468 allow_undefined_flag=unsupported
469 archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~$echo DATA >> $output_objdir/$libname.def~$echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~$echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
470 old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
474 if test "$with_gcc" = yes; then
475 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
476 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
478 allow_undefined_flag=' -expect_unresolved \*'
479 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
481 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
482 hardcode_libdir_separator=:
485 osf4* | osf5*) # as osf3* with the addition of -msym flag
486 if test "$with_gcc" = yes; then
487 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
488 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
490 allow_undefined_flag=' -expect_unresolved \*'
491 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
492 archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~
493 $LD -shared${allow_undefined_flag} -input $lib.exp $linker_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib~$rm $lib.exp'
495 hardcode_libdir_flag_spec='-rpath $libdir'
496 hardcode_libdir_separator=:
500 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
501 hardcode_shlibpath_var=no
502 runpath_var=LD_RUN_PATH
503 hardcode_runpath_var=yes
507 no_undefined_flag=' -z text'
508 # $CC -shared without GNU ld will not create a library from C++
509 # object files and a static libstdc++, better avoid it by now
510 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
511 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
512 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
513 hardcode_libdir_flag_spec='-R$libdir'
514 hardcode_shlibpath_var=no
516 solaris2.[0-5] | solaris2.[0-5].*) ;;
517 *) # Supported since Solaris 2.6 (maybe 2.5.1?)
518 whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
524 archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
525 hardcode_libdir_flag_spec='-L$libdir'
528 hardcode_shlibpath_var=no
532 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
533 runpath_var='LD_RUN_PATH'
534 hardcode_shlibpath_var=no
535 hardcode_direct=no #Motorola manual says yes, but my tests say they lie
539 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
540 hardcode_shlibpath_var=no
541 export_dynamic_flag_spec='-Bexport'
545 no_undefined_flag=' -z text'
546 # $CC -shared without GNU ld will not create a library from C++
547 # object files and a static libstdc++, better avoid it by now
548 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
549 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
550 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
551 hardcode_libdir_flag_spec=
552 hardcode_shlibpath_var=no
553 runpath_var='LD_RUN_PATH'
557 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
558 hardcode_libdir_flag_spec='-L$libdir'
559 hardcode_shlibpath_var=no
563 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
564 hardcode_libdir_flag_spec='-L$libdir'
565 hardcode_shlibpath_var=no
569 if test -d /usr/nec; then
570 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
571 hardcode_shlibpath_var=no
572 runpath_var=LD_RUN_PATH
573 hardcode_runpath_var=yes
579 archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
582 hardcode_shlibpath_var=no
583 hardcode_runpath_var=yes
584 runpath_var=LD_RUN_PATH
588 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
589 runpath_var='LD_RUN_PATH'
590 hardcode_shlibpath_var=no
599 ## Compiler Characteristics: PIC flags, static flags, etc
600 if test "X${ac_cv_prog_cc_pic+set}" = Xset; then
606 ac_cv_prog_cc_static=
607 ac_cv_prog_cc_no_builtin=
608 ac_cv_prog_cc_can_build_shared=$can_build_shared
610 if test "$with_gcc" = yes; then
611 ac_cv_prog_cc_wl='-Wl,'
612 ac_cv_prog_cc_static='-static'
615 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
616 # PIC is the default for these OSes.
619 # All AIX code is PIC.
620 if test "$host_cpu" = ia64; then
621 # AIX 5 now supports IA64 processor
622 lt_cv_prog_cc_static='-Bstatic'
624 lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
628 # DJGPP does not support shared libraries at all
631 cygwin* | mingw* | os2*)
632 # This hack is so that the source file can tell whether it is being
633 # built for inclusion in a dll (and should export symbols for example).
634 ac_cv_prog_cc_pic='-DDLL_EXPORT'
637 # FIXME: we need at least 68020 code to build shared libraries, but
638 # adding the `-m68020' flag to GCC prevents building anything better,
640 ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
643 if test -d /usr/nec; then
644 ac_cv_prog_cc_pic=-Kconform_pic
648 ac_cv_prog_cc_pic='-fPIC'
652 # PORTME Check for PIC flags for the system compiler.
655 # All AIX code is PIC.
656 ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
659 hpux9* | hpux10* | hpux11*)
660 # Is there a better ac_cv_prog_cc_static that works with the bundled CC?
661 ac_cv_prog_cc_wl='-Wl,'
662 ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
663 ac_cv_prog_cc_pic='+Z'
667 ac_cv_prog_cc_wl='-Wl,'
668 ac_cv_prog_cc_static='-non_shared'
669 # PIC (with -KPIC) is the default.
672 cygwin* | mingw* | os2*)
673 # This hack is so that the source file can tell whether it is being
674 # built for inclusion in a dll (and should export symbols for example).
675 ac_cv_prog_cc_pic='-DDLL_EXPORT'
679 ac_cv_prog_cc_pic='-KPIC'
680 ac_cv_prog_cc_static='-Bstatic'
683 osf3* | osf4* | osf5*)
684 # All OSF/1 code is PIC.
685 ac_cv_prog_cc_wl='-Wl,'
686 ac_cv_prog_cc_static='-non_shared'
690 ac_cv_prog_cc_pic='-Kpic'
691 ac_cv_prog_cc_static='-dn'
692 ac_cv_prog_cc_shlib='-belf'
696 ac_cv_prog_cc_pic='-KPIC'
697 ac_cv_prog_cc_static='-Bstatic'
698 ac_cv_prog_cc_wl='-Wl,'
702 ac_cv_prog_cc_pic='-PIC'
703 ac_cv_prog_cc_static='-Bstatic'
704 ac_cv_prog_cc_wl='-Qoption ld '
707 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
708 ac_cv_prog_cc_pic='-KPIC'
709 ac_cv_prog_cc_static='-Bstatic'
710 ac_cv_prog_cc_wl='-Wl,'
714 ac_cv_prog_cc_pic='-pic'
715 ac_cv_prog_cc_static='-Bstatic'
719 if test -d /usr/nec ;then
720 ac_cv_prog_cc_pic='-Kconform_pic'
721 ac_cv_prog_cc_static='-Bstatic'
726 ac_cv_prog_cc_can_build_shared=no
731 # Platforms which do not suport PIC and -DPIC is meaningless
737 ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC"
743 if test "$enable_shared" = yes && test "$with_gcc" = yes; then
744 case $archive_cmds in
746 # FIXME: we may have to deal with multi-command sequences.
749 # Test whether the compiler implicitly links with -lc since on some
750 # systems, -lgcc has to come before -lc. If gcc already passes -lc
751 # to ld, don't add -lc before -lgcc.
752 echo $ac_n "checking whether -lc should be explicitly linked in... $ac_c" 1>&6
753 if eval "test \"`echo '$''{'ac_cv_archive_cmds_needs_lc'+set}'`\" = set"; then
754 echo $ac_n "(cached) $ac_c" 1>&6
755 need_lc=$ac_cv_archive_cmds_needs_lc
758 echo "static int dummy;" > conftest.$ac_ext
759 if { (eval echo ltcf-c.sh:need_lc: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
760 # Append any warnings to the config.log.
761 cat conftest.err 1>&5
764 libobjs=conftest.$ac_objext
772 save_allow_undefined_flag=$allow_undefined_flag
773 allow_undefined_flag=
774 if { (eval echo ltcf-c.sh:need_lc: \"$archive_cmds\") 1>&5; (eval $archive_cmds) 2>&1 | grep " -lc " 1>&5 ; }; then
777 allow_undefined_flag=$save_allow_undefined_flag
779 cat conftest.err 1>&5
783 echo "$ac_t$need_lc" 1>&6
787 ac_cv_archive_cmds_needs_lc=$need_lc