1 #### This script is meant to be sourced by ltconfig.
3 # ltcf-cxx.sh - Create a C++ compiler specific configuration
5 # Copyright (C) 1996-1999, 2000, 2001 Free Software Foundation, Inc.
6 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
8 # Original C++ support by:Gary V. Vaughan <gvv@techie.com>
9 # Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10 # Ossama Othman <ossama@debian.org>
11 # Thomas Thanner <tanner@gmx.de>
13 # This file is free software; you can redistribute it and/or modify it
14 # under the terms of the GNU General Public License as published by
15 # the Free Software Foundation; either version 2 of the License, or
16 # (at your option) any later version.
18 # This program is distributed in the hope that it will be useful, but
19 # WITHOUT ANY WARRANTY; without even the implied warranty of
20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 # General Public License for more details.
23 # You should have received a copy of the GNU General Public License
24 # along with this program; if not, write to the Free Software
25 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 # As a special exception to the GNU General Public License, if you
28 # distribute this file as part of a program that contains a
29 # configuration script generated by Autoconf, you may include it under
30 # the same distribution terms that you use for the rest of that program.
33 # Source file extension for C++ test sources.
36 # Object file extension for compiled C++ test sources.
39 # Code to be used in simple compile tests
40 lt_simple_compile_test_code="int some_variable = 0;"
42 # Code to be used in simple link tests
43 lt_simple_link_test_code='int main(int, char *[]) { return (0); }'
48 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
50 CFLAGS=${CFLAGS-"$CXXFLAGS"}
52 # Allow CC to be a program name with arguments.
55 cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
57 # Check if we are using GNU gcc (taken/adapted from configure script)
58 # We need to check here since "--with-gcc" is set at configure time,
60 cat > conftest.$ac_ext <<EOF
65 if { ac_try='${CC-c++} -E conftest.$ac_ext'; { (eval echo \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
68 # Set up default GNU C++ configuration
70 # Check if GNU C++ uses GNU ld as the underlying linker, since the
71 # archiving commands below assume that GNU ld is being used.
72 if eval "`$CC -print-prog-name=ld` --version 2>&1" | \
73 egrep 'GNU ld' > /dev/null; then
76 archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
77 archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
79 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
80 export_dynamic_flag_spec='${wl}--export-dynamic'
82 # If archive_cmds runs LD, not CC, wlarc should be empty
83 # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
84 # investigate it a little bit more. (MM)
87 # ancient GNU ld didn't support --whole-archive et. al.
88 if eval "`$CC -print-prog-name=ld` --help 2>&1" | \
89 egrep 'no-whole-archive' > /dev/null; then
90 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
92 whole_archive_flag_spec=
98 # A generic and very simple default shared library creation
99 # command for GNU C++ for the case where it uses the native
100 # linker, instead of GNU ld. If possible, this setting should
101 # overridden to take advantage of the native linker features on
102 # the platform it is being used on.
103 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
106 # Commands to make compiler produce verbose output that lists
107 # what "hidden" libraries, object files and flags are used when
108 # linking a shared library.
109 output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
117 # PORTME: fill in a description of your system's C++ link characteristics
120 # FIXME: insert proper C++ library support
126 hardcode_libdir_separator=':'
128 # When large executables or shared objects are built, AIX ld can
129 # have problems creating the table of contents. If linking a library
130 # or program results in "error TOC overflow" add -mminimal-toc to
131 # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
132 # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
133 if test "$with_gcc" = yes; then
134 case $host_os in aix4.[012]|aix4.[012].*)
135 # We only want to do this on AIX 4.2 and lower, the check
136 # below for broken collect2 doesn't work under 4.3+
137 collect2name=`${CC} -print-prog-name=collect2`
138 if test -f "$collect2name" && \
139 strings "$collect2name" | grep resolve_lib_name >/dev/null
141 # We have reworked collect2
144 # We have old collect2
145 hardcode_direct=unsupported
146 # It fails to find uninstalled libraries when the uninstalled
147 # path is not listed in the libpath. Setting hardcode_minus_L
148 # to unsupported forces relinking
150 hardcode_libdir_flag_spec='-L$libdir'
151 hardcode_libdir_separator=
154 shared_flag='-shared'
157 if test "$host_cpu" = ia64; then
158 shared_flag='${wl}-G'
160 shared_flag='${wl}-bM:SRE'
164 if test "$host_cpu" = ia64; then
165 # On IA64, the linker does run time linking by default, so we don't
166 # have to do anything special.
167 aix_use_runtimelinking=no
168 exp_sym_flag='-Bexport'
171 # Test if we are trying to use run time linking, or normal AIX style linking.
172 # If -brtl is somewhere in LDFLAGS, we need to do run time linking.
173 aix_use_runtimelinking=no
174 for ld_flag in $LDFLAGS; do
175 if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then
176 aix_use_runtimelinking=yes
180 exp_sym_flag='-bexport'
181 no_entry_flag='-bnoentry'
183 # It seems that -bexpall does not export symbols beginning with
184 # underscore (_), so it is better to generate a list of symbols to export.
185 always_export_symbols=yes
186 if test "$aix_use_runtimelinking" = yes; then
187 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
188 allow_undefined_flag=' -Wl,-G'
189 archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}-brtl \${wl}$exp_sym_flag:\$export_symbols"
191 if test "$host_cpu" = ia64; then
192 hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
193 allow_undefined_flag="-z nodefs"
194 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"
196 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
197 # Warning - without using the other run time loading flags, -berok will
198 # link without error, but may produce a broken library.
199 no_undefined_flag='${wl}-bnoerok'
200 allow_undefined_flag='${wl}-berok"
201 # -bexpall does not export symbols beginning with underscore (_)
202 always_export_symbols=yes
203 # Exported symbols can be pulled into shared objects from archives
204 whole_archive_flag_spec=' '
205 build_libtool_need_lc=yes
206 # This is similar to how AIX traditionally builds it's shared libraries.
207 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'
214 # FIXME: insert proper C++ library support
222 # FIXME: insert proper C++ library support
226 # Green Hills C++ Compiler
227 # FIXME: insert proper C++ library support
231 # FIXME: insert proper C++ library support
237 # FreeBSD uses GNU C++ and GNU ld
238 # FIXME: insert proper C++ library support
242 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
243 hardcode_libdir_separator=:
245 hardcode_minus_L=yes # Not in the search PATH, but as the default
246 # location of the library.
247 export_dynamic_flag_spec='${wl}-E'
251 # FIXME: insert proper C++ library support
256 hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
257 *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;;
259 # Commands to make compiler produce verbose output that lists
260 # what "hidden" libraries, object files and flags are used when
261 # linking a shared library.
263 # There doesn't appear to be a way to prevent this compiler from
264 # explicitly linking system object files so we need to strip them
265 # from the output so that they don't get included in the library
267 output_verbose_link_cmds='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | egrep "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
270 if test $with_gcc = yes; then
272 hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
273 *) archive_cmds='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;;
276 # FIXME: insert proper C++ library support
286 archive_cmds='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
288 # Archives containing C++ object files must be created using
289 # "CC -ar", where "CC" is the IRIX C++ compiler. This is
290 # necessary to make sure instantiated templates are included
292 old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs'
295 if test "$with_gcc" = yes; then
296 if test "$with_gnu_ld" = no; then
297 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
299 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
302 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
303 hardcode_libdir_separator=:
311 # Kuck and Associates, Inc. (KAI) C++ Compiler
313 # KCC will only create a shared library if the output file
314 # ends with ".so" (or ".sl" for HP-UX), so rename the library
315 # to its proper name (with version) after linking.
316 archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
317 archive_expsym_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
319 # Commands to make compiler produce verbose output that lists
320 # what "hidden" libraries, object files and flags are used when
321 # linking a shared library.
323 # There doesn't appear to be a way to prevent this compiler from
324 # explicitly linking system object files so we need to strip them
325 # from the output so that they don't get included in the library
327 output_verbose_link_cmds='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest.so 2>&1 | egrep "ld"`; rm -f libconftest.so; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
329 hardcode_libdir_flag_spec='${wl}--rpath,$libdir'
330 export_dynamic_flag_spec='${wl}--export-dynamic'
332 # Archives containing C++ object files must be created using
333 # "CC -Bstatic", where "CC" is the KAI C++ compiler.
334 old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
338 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
339 archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
341 runpath_var=LD_RUN_PATH
342 hardcode_libdir_flag_spec='-rpath $libdir'
343 hardcode_libdir_separator=:
345 # Commands to make compiler produce verbose output that lists
346 # what "hidden" libraries, object files and flags are used when
347 # linking a shared library.
349 # There doesn't appear to be a way to prevent this compiler from
350 # explicitly linking system object files so we need to strip them
351 # from the output so that they don't get included in the library
353 output_verbose_link_cmds='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
358 # FIXME: insert proper C++ library support
362 # FIXME: insert proper C++ library support
368 # FIXME: insert proper C++ library support
372 # FIXME: insert proper C++ library support
378 # NetBSD uses g++ - do we need to do anything?
381 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
382 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
383 archive_cmds='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
385 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
386 hardcode_libdir_separator=:
388 # Commands to make compiler produce verbose output that lists
389 # what "hidden" libraries, object files and flags are used when
390 # linking a shared library.
391 output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
396 # Kuck and Associates, Inc. (KAI) C++ Compiler
398 # KCC will only create a shared library if the output file
399 # ends with ".so" (or ".sl" for HP-UX), so rename the library
400 # to its proper name (with version) after linking.
401 archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
403 hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
404 hardcode_libdir_separator=:
406 # Archives containing C++ object files must be created using
407 # "CC -Bstatic", where "CC" is the KAI C++ compiler.
408 old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
413 # FIXME: insert proper C++ library support
417 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
418 archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
420 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
421 hardcode_libdir_separator=:
423 # Commands to make compiler produce verbose output that lists
424 # what "hidden" libraries, object files and flags are used when
425 # linking a shared library.
427 # There doesn't appear to be a way to prevent this compiler from
428 # explicitly linking system object files so we need to strip them
429 # from the output so that they don't get included in the library
431 output_verbose_link_cmds='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
434 # FIXME: insert proper C++ library support
440 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
441 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
442 archive_cmds='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $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 $lib'
444 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
445 hardcode_libdir_separator=:
447 # Commands to make compiler produce verbose output that lists
448 # what "hidden" libraries, object files and flags are used when
449 # linking a shared library.
450 output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
455 # Kuck and Associates, Inc. (KAI) C++ Compiler
457 # KCC will only create a shared library if the output file
458 # ends with ".so" (or ".sl" for HP-UX), so rename the library
459 # to its proper name (with version) after linking.
460 archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
462 hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
463 hardcode_libdir_separator=:
465 # Archives containing C++ object files must be created using
466 # the KAI C++ compiler.
467 old_archive_cmds='$CC -o $oldlib $oldobjs'
471 # FIXME: insert proper C++ library support
475 allow_undefined_flag=' -expect_unresolved \*'
476 archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
478 hardcode_libdir_flag_spec='-rpath $libdir'
479 hardcode_libdir_separator=:
481 # Commands to make compiler produce verbose output that lists
482 # what "hidden" libraries, object files and flags are used when
483 # linking a shared library.
485 # There doesn't appear to be a way to prevent this compiler from
486 # explicitly linking system object files so we need to strip them
487 # from the output so that they don't get included in the library
489 output_verbose_link_cmds='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
492 # FIXME: insert proper C++ library support
498 # FIXME: insert proper C++ library support
504 # FIXME: insert proper C++ library support
508 # FIXME: insert proper C++ library support
517 # FIXME: insert proper C++ library support
522 # FIXME: insert proper C++ library support
526 # FIXME: insert proper C++ library support
534 # Sun C++ 4.2, 5.x and Centerline C++
535 no_undefined_flag=' -ztext'
536 archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
537 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
538 $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
540 hardcode_libdir_flag_spec='-R$libdir'
541 hardcode_shlibpath_var=no
543 solaris2.[0-5] | solaris2.[0-5].*) ;;
545 # The C++ compiler is used as linker so we must use $wl
546 # flag to pass the commands to the underlying system
548 # Supported since Solaris 2.6 (maybe 2.5.1?)
549 whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
554 # Commands to make compiler produce verbose output that lists
555 # what "hidden" libraries, object files and flags are used when
556 # linking a shared library.
558 # There doesn't appear to be a way to prevent this compiler from
559 # explicitly linking system object files so we need to strip them
560 # from the output so that they don't get included in the library
562 output_verbose_link_cmds='templist=`$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep "\-R|\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
564 # Archives containing C++ object files must be created using
565 # "CC -xar", where "CC" is the Sun C++ compiler. This is
566 # necessary to make sure instantiated templates are included
568 old_archive_cmds='$CC -xar -o $oldlib $oldobjs'
571 # Green Hills C++ Compiler
572 archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
574 # The C++ compiler must be used to create the archive.
575 old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
578 # GNU C++ compiler with Solaris linker
579 if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
580 if $CC --version | egrep -v '^2\.7' > /dev/null; then
581 archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
582 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
583 $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
585 # Commands to make compiler produce verbose output that lists
586 # what "hidden" libraries, object files and flags are used when
587 # linking a shared library.
588 output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
590 # g++ 2.7 appears to require `-G' NOT `-shared' on this
592 archive_cmds='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
593 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
594 $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
596 # Commands to make compiler produce verbose output that lists
597 # what "hidden" libraries, object files and flags are used when
598 # linking a shared library.
599 output_verbose_link_cmds="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
602 hardcode_libdir_flag_spec='${wl}-R $wl$libdir'
610 # NonStop-UX NCC 3.20
611 # FIXME: insert proper C++ library support
615 # FIXME: insert proper C++ library support
621 # FIXME: insert proper C++ library support
625 # FIXME: insert proper C++ library support
629 # FIXME: insert proper C++ library support
635 ## Compiler Characteristics: PIC flags, static flags, etc
637 # We don't use cached values here since only the C compiler
638 # characteristics should be cached.
642 ac_cv_prog_cc_static=
643 ac_cv_prog_cc_no_builtin=
644 ac_cv_prog_cc_can_build_shared=$can_build_shared
646 ac_cv_prog_cc_pic_works=
647 ac_cv_prog_cc_static_works=
649 if test "$with_gcc" = yes; then
650 ac_cv_prog_cc_wl='-Wl,'
651 ac_cv_prog_cc_static='-static'
654 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
655 # PIC is the default for these OSes.
658 # All AIX code is PIC.
659 if test "$host_cpu" = ia64; then
660 # AIX 5 now supports IA64 processor
661 lt_cv_prog_cc_static='-Bstatic'
663 lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
666 cygwin* | mingw* | os2*)
667 # This hack is so that the source file can tell whether it is being
668 # built for inclusion in a dll (and should export symbols for example).
669 ac_cv_prog_cc_pic='-DDLL_EXPORT'
672 # FIXME: we need at least 68020 code to build shared libraries, but
673 # adding the `-m68020' flag to GCC prevents building anything better,
675 ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
678 if test -d /usr/nec; then
679 ac_cv_prog_cc_pic=-Kconform_pic
683 ac_cv_prog_cc_pic='-fPIC'
689 # All AIX code is PIC.
690 if test "$host_cpu" = ia64; then
691 # AIX 5 now supports IA64 processor
692 lt_cv_prog_cc_static='-Bstatic'
694 lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
700 # Green Hills C++ Compiler
701 # ac_cv_prog_cc_static="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
708 ac_cv_prog_cc_pic='-KPIC'
711 # Green Hills C++ Compiler
712 ac_cv_prog_cc_pic='-pic'
719 # FreeBSD uses GNU C++
721 hpux9* | hpux10* | hpux11*)
724 ac_cv_prog_cc_wl='-Wl,'
725 ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
726 ac_cv_prog_cc_pic='+Z'
729 ac_cv_prog_cc_wl='-Wl,'
730 ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
731 ac_cv_prog_cc_pic='+Z'
740 ac_cv_prog_cc_wl='-Wl,'
741 ac_cv_prog_cc_static='-non_shared'
742 ac_cv_prog_cc_pic='-KPIC'
752 ac_cv_prog_cc_wl='--backend -Wl,'
753 ac_cv_prog_cc_pic='-fPIC'
757 # Make sure the PIC flag is empty. It appears that all Alpha
758 # Linux and Compaq Tru64 Unix objects are PIC.
760 ac_cv_prog_cc_static='-non_shared'
773 ac_cv_prog_cc_pic='-W c,exportall'
781 osf3* | osf4* | osf5*)
784 ac_cv_prog_cc_wl='--backend -Wl,'
788 ac_cv_prog_cc_pic='-pic'
792 ac_cv_prog_cc_wl='-Wl,'
793 # Make sure the PIC flag is empty. It appears that all Alpha
794 # Linux and Compaq Tru64 Unix objects are PIC.
796 ac_cv_prog_cc_static='-non_shared'
807 ac_cv_prog_cc_pic='-fPIC'
816 # Sun C++ 4.2, 5.x and Centerline C++
817 ac_cv_prog_cc_pic='-KPIC'
818 ac_cv_prog_cc_static='-Bstatic'
819 ac_cv_prog_cc_wl='-Qoption ld '
822 # Green Hills C++ Compiler
823 ac_cv_prog_cc_pic='-PIC'
833 ac_cv_prog_cc_pic='-pic'
834 ac_cv_prog_cc_static='-Bstatic'
838 ac_cv_prog_cc_pic='-pic'
847 # NonStop-UX NCC 3.20
848 ac_cv_prog_cc_pic='-KPIC'
859 ac_cv_prog_cc_can_build_shared=no
863 ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC"
866 # Figure out "hidden" C++ library dependencies from verbose
867 # compiler output whening linking a shared library.
868 cat > conftest.$ac_ext <<EOF
872 Foo (void) { a = 0; }
879 if (eval $ac_compile) 2>&5; then
880 # Parse the compiler output and extract the necessary
881 # objects, libraries and library flags.
883 # Sentinel used to keep track of whether or not we are before
884 # the conftest object file.
885 pre_test_object_deps_done=no
887 for p in `eval $output_verbose_link_cmds`; do
892 # Some compilers place space between "-{L,R}" and the path.
895 || test $p = "-R"; then
902 if test "$pre_test_object_deps_done" = no; then
905 # Internal compiler library paths should come after those
906 # provided the user. The postdeps already come after the
907 # user supplied libs so there is no need to process them.
908 if test -z "$compiler_lib_search_path"; then
909 compiler_lib_search_path="${prev}${p}"
911 compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}"
914 # The "-l" case would never come before the object being
915 # linked, so don't bother handling this case.
918 if test -z "$postdeps"; then
919 postdeps="${prev}${p}"
921 postdeps="${postdeps} ${prev}${p}"
927 # This assumes that the test object file only shows up
928 # once in the compiler output.
929 if test "$p" = "conftest.$objext"; then
930 pre_test_object_deps_done=yes
934 if test "$pre_test_object_deps_done" = no; then
935 if test -z "$predep_objects"; then
938 predep_objects="$predep_objects $p"
941 if test -z "$postdep_objects"; then
944 postdep_objects="$postdep_objects $p"
949 *) ;; # Ignore the rest.
957 echo "ltcf-cxx.sh: error: problem compiling test program"
960 $rm -f confest.$objext
962 case " $postdeps " in
963 *" -lc "*) need_lc=no ;;