1 #### This script is meant to be sourced by ltconfig.
3 # $Id: ltcf-gcj.sh,v 1.1.2.5 2000/07/20 02:29:15 oliva Exp $
5 # ltcf-gcj.sh - Create a GCJ compiler specific configuration
7 # Copyright (C) 1996-1999,2000 Free Software Foundation, Inc.
8 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
10 # Original GCJ support by:
11 # Alexandre Oliva <oliva@lsd.ic.unicamp.br>
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 Java test sources.
36 # Object file extension for compiled Java test sources.
39 # Code to be used in simple compile tests
40 lt_simple_compile_test_code
="class foo {}"
42 # Code to be used in simple link tests
43 lt_simple_link_test_code
='public class conftest { public static void main(String[] argv) {} (0); }'
45 ## Linker Characteristics
48 # FIXME: the MSVC++ port hasn't been tested in a loooong time
49 # When not using gcc, we currently assume that we are using
50 # Microsoft Visual C++.
51 if test "$with_gcc" != yes; then
59 if test "$with_gnu_ld" = yes; then
60 # If archive_cmds runs LD, not CC, wlarc should be empty
63 # See if GNU ld supports shared libraries.
66 # On AIX, the GNU linker is very broken
70 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
71 *** to be unable to reliably create shared libraries on AIX.
72 *** Therefore, libtool is disabling shared libraries support. If you
73 *** really care for shared libraries, you may want to modify your PATH
74 *** so that a non-GNU linker is found, and then restart.
80 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 $output_objdir && a2ixlibrary -32)'
81 hardcode_libdir_flag_spec
='-L$libdir'
84 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
85 # that the semantics of dynamic libraries on AmigaOS, at least up
86 # to version 4, is to share data among multiple programs linked
87 # with the same dynamic library. Since this doesn't match the
88 # behavior of shared libraries on other platforms, we can use
94 if $LD --help 2>&1 |
egrep ': supported targets:.* elf' > /dev
/null
; then
95 allow_undefined_flag
=unsupported
96 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
97 # support --undefined. This deserves some investigation. FIXME
98 archive_cmds
='$CC -nostart $libobjs $deplibs $linker_flags ${wl}-soname $wl$soname -o $lib'
105 # hardcode_libdir_flag_spec is actually meaningless, as there is
106 # no search path for DLLs.
107 hardcode_libdir_flag_spec
='-L$libdir'
108 allow_undefined_flag
=unsupported
109 always_export_symbols
=yes
111 extract_expsyms_cmds
='test -f $output_objdir/impgen.c || \
112 sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/impgen.c~
113 test -f $output_objdir/impgen.exe || (cd $output_objdir && \
114 if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \
115 else $CC -o impgen impgen.c ; fi)~
116 $output_objdir/impgen $dir/$soname > $output_objdir/$soname-def'
118 old_archive_from_expsyms_cmds
='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
120 # cygwin and mingw dlls have different entry points and sets of symbols
122 # FIXME: what about values for MSVC?
123 dll_entry
=__cygwin_dll_entry@
12
124 dll_exclude_symbols
=DllMain@
12,_cygwin_dll_entry@
12,_cygwin_noncygwin_dll_entry@
12~
128 dll_entry
=_DllMainCRTStartup@
12
129 dll_exclude_symbols
=DllMain@
12,DllMainCRTStartup@
12,DllEntryPoint@
12~
133 # mingw and cygwin differ, and it's simplest to just exclude the union
134 # of the two symbol sets.
135 dll_exclude_symbols
=DllMain@
12,_cygwin_dll_entry@
12,_cygwin_noncygwin_dll_entry@
12,DllMainCRTStartup@
12,DllEntryPoint@
12
137 # recent cygwin and mingw systems supply a stub DllMain which the user
138 # can override, but on older systems we have to supply one (in ltdll.c)
139 if test "x$lt_cv_need_dllmain" = "xyes"; then
140 ltdll_obj
='$output_objdir/$soname-ltdll.'"$objext "
141 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~
142 test -f $output_objdir/$soname-ltdll.$objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~'
148 # Extract the symbol export list from an `--export-all' def file,
149 # then regenerate the def file from the symbol export list, so that
150 # the compiled dll only exports the symbol export list.
151 # Be careful not to strip the DATA tag left be newer dlltools.
152 export_symbols_cmds
="$ltdll_cmds"'
153 $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
154 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols'
156 # If DATA tags from a recent dlltool are present, honour them!
157 archive_expsym_cmds
='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`;
168 $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_gcj_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
169 $DLLTOOL --as=$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~
170 $CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_gcj_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
171 $DLLTOOL --as=$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~
172 $CC $output_objdir/$soname-exp '$lt_cv_gcj_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags'
176 if echo __ELF__ |
$CC -E - |
grep __ELF__
>/dev
/null
; then
177 archive_cmds
='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
180 archive_cmds
='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
181 archive_expsym_cmds
='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
186 if $LD -v 2>&1 |
egrep 'BFD 2\.8' > /dev
/null
; then
190 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
191 *** create shared libraries on Solaris systems. Therefore, libtool
192 *** is disabling shared libraries support. We urge you to upgrade GNU
193 *** binutils to release 2.9.1 or newer. Another option is to modify
194 *** your PATH or compiler configuration so that the native linker is
195 *** used, and then restart.
198 elif $LD --help 2>&1 |
egrep ': supported targets:.* elf' > /dev
/null
; then
199 archive_cmds
='$CC -shared $libobjs $deplibs $linker_flags ${wl}-soname $wl$soname -o $lib'
200 archive_expsym_cmds
='$CC -shared $libobjs $deplibs $linker_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
207 archive_cmds
='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
210 hardcode_shlibpath_var
=no
214 if $LD --help 2>&1 |
egrep ': supported targets:.* elf' > /dev
/null
; then
215 archive_cmds
='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
216 archive_expsym_cmds
='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
223 if test "$ld_shlibs" = yes; then
224 runpath_var
=LD_RUN_PATH
225 hardcode_libdir_flag_spec
="$wlarc"'--rpath '"$wlarc"'$libdir'
226 export_dynamic_flag_spec
="$wlarc"'--export-dynamic'
229 # dlltool doesn't understand --whole-archive et. al.
230 whole_archive_flag_spec
=
233 # ancient GNU ld didn't support --whole-archive et. al.
234 if $LD --help 2>&1 |
egrep 'no-whole-archive' > /dev
/null
; then
235 whole_archive_flag_spec
="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
237 whole_archive_flag_spec
=
243 # PORTME fill in a description of your system's linker (not GNU ld)
246 allow_undefined_flag
=unsupported
247 always_export_symbols
=yes
248 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'
249 # Note: this linker hardcodes the directories in LIBPATH if there
250 # are no directories specified by -L.
252 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
253 # Neither direct hardcoding nor static linking is supported with a
255 hardcode_direct
=unsupported
260 hardcode_libdir_flag_spec
='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
261 hardcode_libdir_separator
=':'
262 if test "$with_gcc" = yes; then
263 collect2name
=`${CC} -print-prog-name=collect2`
264 if test -f "$collect2name" && \
265 strings "$collect2name" |
grep resolve_lib_name
>/dev
/null
267 # We have reworked collect2
270 # We have old collect2
271 hardcode_direct
=unsupported
272 # It fails to find uninstalled libraries when the uninstalled
273 # path is not listed in the libpath. Setting hardcode_minus_L
274 # to unsupported forces relinking
276 hardcode_libdir_flag_spec
='-L$libdir'
277 hardcode_libdir_separator
=
279 shared_flag
='-shared'
281 shared_flag
='${wl}-bM:SRE'
284 allow_undefined_flag
=' ${wl}-berok'
285 archive_cmds
="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
286 archive_expsym_cmds
="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
287 case "$host_os" in aix4.
[01]|aix4.
[01].
*)
288 # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
289 always_export_symbols
=yes ;;
294 archive_cmds
='$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 $output_objdir && a2ixlibrary -32)'
295 hardcode_libdir_flag_spec
='-L$libdir'
297 # see comment about different semantics on the GNU ld section
302 # When not using gcc, we currently assume that we are using
303 # Microsoft Visual C++.
304 # hardcode_libdir_flag_spec is actually meaningless, as there is
305 # no search path for DLLs.
306 hardcode_libdir_flag_spec
=' '
307 allow_undefined_flag
=unsupported
308 # Tell ltmain to make .lib files, not .a files.
310 # FIXME: Setting linknames here is a bad hack.
311 archive_cmds
='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
312 # The linker will automatically build a .lib file if we build a DLL.
313 old_archive_from_new_cmds
='true'
314 # FIXME: Should let the user specify the lib program.
315 old_archive_cmds
='lib /OUT:$oldlib$oldobjs$old_deplibs'
316 fix_srcfile_path
='`cygpath -w $srcfile`'
323 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
324 # support. Future versions do this automatically, but an explicit c++rt0.o
325 # does not break anything, and helps significantly (at the cost of a little
328 archive_cmds
='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
329 hardcode_libdir_flag_spec
='-R$libdir'
331 hardcode_shlibpath_var
=no
334 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
336 archive_cmds
='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
339 hardcode_shlibpath_var
=no
342 # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
344 archive_cmds
='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
345 hardcode_libdir_flag_spec
='-R$libdir'
347 hardcode_shlibpath_var
=no
350 hpux9
* | hpux10
* | hpux11
*)
352 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 $lib' ;;
353 *) archive_cmds
='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
355 hardcode_libdir_flag_spec
='${wl}+b ${wl}$libdir'
356 hardcode_libdir_separator
=:
358 hardcode_minus_L
=yes # Not in the search PATH, but as the default
359 # location of the library.
360 export_dynamic_flag_spec
='${wl}-E'
364 if test "$with_gcc" = yes; then
365 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 $lib'
367 archive_cmds
='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
369 hardcode_libdir_flag_spec
='${wl}-rpath ${wl}$libdir'
370 hardcode_libdir_separator
=:
375 if echo __ELF__ |
$CC -E - |
grep __ELF__
>/dev
/null
; then
376 archive_cmds
='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out
378 archive_cmds
='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF
380 hardcode_libdir_flag_spec
='${wl}-R$libdir'
382 hardcode_shlibpath_var
=no
386 archive_cmds
='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
387 hardcode_libdir_flag_spec
='-R$libdir'
389 hardcode_shlibpath_var
=no
393 hardcode_libdir_flag_spec
='-L$libdir'
395 allow_undefined_flag
=unsupported
396 archive_cmds
='$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'
397 old_archive_from_new_cmds
='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
401 if test "$with_gcc" = yes; then
402 allow_undefined_flag
=' ${wl}-expect_unresolved ${wl}\*'
403 archive_cmds
='$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 $lib'
405 allow_undefined_flag
=' -expect_unresolved \*'
406 archive_cmds
='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
408 hardcode_libdir_flag_spec
='${wl}-rpath ${wl}$libdir'
409 hardcode_libdir_separator
=:
412 osf4
* | osf5
*) # as osf3* with the addition of -msym flag
413 if test "$with_gcc" = yes; then
414 allow_undefined_flag
=' ${wl}-expect_unresolved ${wl}\*'
415 archive_cmds
='$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 $lib'
417 allow_undefined_flag
=' -expect_unresolved \*'
418 archive_cmds
='$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 $lib'
420 hardcode_libdir_flag_spec
='${wl}-rpath ${wl}$libdir'
421 hardcode_libdir_separator
=:
425 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
426 hardcode_shlibpath_var
=no
427 runpath_var
=LD_RUN_PATH
428 hardcode_runpath_var
=yes
432 no_undefined_flag
=' -z text'
433 # $CC -shared without GNU ld will not create a library from C++
434 # object files and a static libstdc++, better avoid it by now
435 archive_cmds
='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
436 archive_expsym_cmds
='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
437 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
438 hardcode_libdir_flag_spec
='-R$libdir'
439 hardcode_shlibpath_var
=no
441 solaris2.
[0-5] | solaris2.
[0-5].
*) ;;
442 *) # Supported since Solaris 2.6 (maybe 2.5.1?)
443 whole_archive_flag_spec
='-z allextract$convenience -z defaultextract' ;;
449 archive_cmds
='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
450 hardcode_libdir_flag_spec
='-L$libdir'
453 hardcode_shlibpath_var
=no
457 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
458 runpath_var
='LD_RUN_PATH'
459 hardcode_shlibpath_var
=no
460 hardcode_direct
=no
#Motorola manual says yes, but my tests say they lie
464 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
465 hardcode_shlibpath_var
=no
466 export_dynamic_flag_spec
='-Bexport'
470 no_undefined_flag
=' -z text'
471 # $CC -shared without GNU ld will not create a library from C++
472 # object files and a static libstdc++, better avoid it by now
473 archive_cmds
='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
474 archive_expsym_cmds
='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
475 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
476 hardcode_libdir_flag_spec
=
477 hardcode_shlibpath_var
=no
478 runpath_var
='LD_RUN_PATH'
482 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
483 hardcode_libdir_flag_spec
='-L$libdir'
484 hardcode_shlibpath_var
=no
488 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
489 hardcode_libdir_flag_spec
='-L$libdir'
490 hardcode_shlibpath_var
=no
494 if test -d /usr
/nec
; then
495 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
496 hardcode_shlibpath_var
=no
497 runpath_var
=LD_RUN_PATH
498 hardcode_runpath_var
=yes
504 archive_cmds
='$LD -G -o $lib $libobjs $deplibs $linker_flags'
507 hardcode_shlibpath_var
=no
508 hardcode_runpath_var
=yes
509 runpath_var
=LD_RUN_PATH
513 archive_cmds
='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
514 runpath_var
='LD_RUN_PATH'
515 hardcode_shlibpath_var
=no
524 ## Compiler Characteristics: PIC flags, static flags, etc
526 # We don't use cached values here since only the C compiler
527 # characteristics should be cached.
531 ac_cv_prog_cc_static
=
532 ac_cv_prog_cc_no_builtin
=
533 ac_cv_prog_cc_can_build_shared
=$can_build_shared
535 ac_cv_prog_cc_wl
='-Wl,'
536 ac_cv_prog_cc_static
='-static'
539 beos
* | irix5
* | irix6
* | osf3
* | osf4
* | osf5
*)
540 # PIC is the default for these OSes.
543 # Below there is a dirty hack to force normal static linking with -ldl
544 # The problem is because libdl dynamically linked with both libc and
545 # libC (AIX C++ library), which obviously doesn't included in libraries
546 # list by gcc. This cause undefined symbols with -static flags.
547 # This hack allows C programs to be linked with "-static -ldl", but
548 # we not sure about C++ programs.
549 ac_cv_prog_cc_static
="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
551 cygwin
* | mingw
* | os2
*)
552 # This hack is so that the source file can tell whether it is being
553 # built for inclusion in a dll (and should export symbols for example).
554 ac_cv_prog_cc_pic
='-DDLL_EXPORT'
557 # FIXME: we need at least 68020 code to build shared libraries, but
558 # adding the `-m68020' flag to GCC prevents building anything better,
560 ac_cv_prog_cc_pic
='-m68020 -resident32 -malways-restore-a4'
563 if test -d /usr
/nec
; then
564 ac_cv_prog_cc_pic
=-Kconform_pic
568 ac_cv_prog_cc_pic
='-fPIC'
572 # GCJ did not exist at the time GCC didn't implicitly link libc in.