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[thirdparty/gcc.git] / ltcf-gcj.sh
1 #### This script is meant to be sourced by ltconfig.
2
3 # ltcf-gcj.sh - Create a GCJ compiler specific configuration
4 #
5 # Copyright (C) 1996-1999, 2000, 2001 Free Software Foundation, Inc.
6 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
7 #
8 # Original GCJ support by:
9 # Alexandre Oliva <oliva@lsd.ic.unicamp.br>
10 #
11 # This file is free software; you can redistribute it and/or modify it
12 # under the terms of the GNU General Public License as published by
13 # the Free Software Foundation; either version 2 of the License, or
14 # (at your option) any later version.
15 #
16 # This program is distributed in the hope that it will be useful, but
17 # WITHOUT ANY WARRANTY; without even the implied warranty of
18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 # General Public License for more details.
20 #
21 # You should have received a copy of the GNU General Public License
22 # along with this program; if not, write to the Free Software
23 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 #
25 # As a special exception to the GNU General Public License, if you
26 # distribute this file as part of a program that contains a
27 # configuration script generated by Autoconf, you may include it under
28 # the same distribution terms that you use for the rest of that program.
29
30
31 # Source file extension for Java test sources.
32 ac_ext=java
33
34 # Object file extension for compiled Java test sources.
35 objext=o
36
37 # Code to be used in simple compile tests
38 lt_simple_compile_test_code="class foo {}"
39
40 # Code to be used in simple link tests
41 lt_simple_link_test_code='public class conftest { public static void main(String[] argv) {}; }'
42
43 ## Linker Characteristics
44 case $host_os in
45 cygwin* | mingw*)
46 # FIXME: the MSVC++ port hasn't been tested in a loooong time
47 # When not using gcc, we currently assume that we are using
48 # Microsoft Visual C++.
49 if test "$with_gcc" != yes; then
50 with_gnu_ld=no
51 fi
52 ;;
53
54 esac
55
56 ld_shlibs=yes
57 if test "$with_gnu_ld" = yes; then
58 # If archive_cmds runs LD, not CC, wlarc should be empty
59 wlarc='${wl}'
60
61 # See if GNU ld supports shared libraries.
62 case $host_os in
63 aix3* | aix4*)
64 # On AIX, the GNU linker is very broken
65 ld_shlibs=no
66 cat <<EOF 1>&2
67
68 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
69 *** to be unable to reliably create shared libraries on AIX.
70 *** Therefore, libtool is disabling shared libraries support. If you
71 *** really care for shared libraries, you may want to modify your PATH
72 *** so that a non-GNU linker is found, and then restart.
73
74 EOF
75 ;;
76
77 amigaos*)
78 archive_cmds='$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 $output_objdir && a2ixlibrary -32)'
79 hardcode_libdir_flag_spec='-L$libdir'
80 hardcode_minus_L=yes
81
82 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
83 # that the semantics of dynamic libraries on AmigaOS, at least up
84 # to version 4, is to share data among multiple programs linked
85 # with the same dynamic library. Since this doesn't match the
86 # behavior of shared libraries on other platforms, we can use
87 # them.
88 ld_shlibs=no
89 ;;
90
91 beos*)
92 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
93 allow_undefined_flag=unsupported
94 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
95 # support --undefined. This deserves some investigation. FIXME
96 archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
97 else
98 ld_shlibs=no
99 fi
100 ;;
101
102 cygwin* | mingw*)
103 # hardcode_libdir_flag_spec is actually meaningless, as there is
104 # no search path for DLLs.
105 hardcode_libdir_flag_spec='-L$libdir'
106 allow_undefined_flag=unsupported
107 always_export_symbols=yes
108
109 extract_expsyms_cmds='test -f $output_objdir/impgen.c || \
110 sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/impgen.c~
111 test -f $output_objdir/impgen.exe || (cd $output_objdir && \
112 if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \
113 else $CC -o impgen impgen.c ; fi)~
114 $output_objdir/impgen $dir/$soname > $output_objdir/$soname-def'
115
116 old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
117
118 # cygwin and mingw dlls have different entry points and sets of symbols
119 # to exclude.
120 # FIXME: what about values for MSVC?
121 dll_entry=__cygwin_dll_entry@12
122 dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~
123 case $host_os in
124 mingw*)
125 # mingw values
126 dll_entry=_DllMainCRTStartup@12
127 dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~
128 ;;
129 esac
130
131 # mingw and cygwin differ, and it's simplest to just exclude the union
132 # of the two symbol sets.
133 dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12
134
135 # recent cygwin and mingw systems supply a stub DllMain which the user
136 # can override, but on older systems we have to supply one (in ltdll.c)
137 if test "x$lt_cv_need_dllmain" = "xyes"; then
138 ltdll_obj='$output_objdir/$soname-ltdll.'"$objext "
139 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~
140 test -f $output_objdir/$soname-ltdll.$objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~'
141 else
142 ltdll_obj=
143 ltdll_cmds=
144 fi
145
146 # Extract the symbol export list from an `--export-all' def file,
147 # then regenerate the def file from the symbol export list, so that
148 # the compiled dll only exports the symbol export list.
149 # Be careful not to strip the DATA tag left be newer dlltools.
150 export_symbols_cmds="$ltdll_cmds"'
151 $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
152 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols'
153
154 # If the export-symbols file already is a .def file (1st line
155 # is EXPORTS), use it as is.
156 # If DATA tags from a recent dlltool are present, honour them!
157 archive_expsym_cmds='if test "x`head -1 $export_symbols`" = xEXPORTS; then
158 cp $export_symbols $output_objdir/$soname-def;
159 else
160 echo EXPORTS > $output_objdir/$soname-def;
161 _lt_hint=1;
162 cat $export_symbols | while read symbol; do
163 set dummy \$symbol;
164 case \[$]# in
165 2) echo " \[$]2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;;
166 *) echo " \[$]2 @ \$_lt_hint \[$]3 ; " >> $output_objdir/$soname-def;;
167 esac;
168 _lt_hint=`expr 1 + \$_lt_hint`;
169 done;
170 fi~
171 '"$ltdll_cmds"'
172 $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_gcj_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
173 $DLLTOOL --as=$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~
174 $CC -Wl,--base-file,$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~
175 $DLLTOOL --as=$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~
176 $CC $output_objdir/$soname-exp '$lt_cv_gcj_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags'
177 ;;
178
179 netbsd*)
180 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
181 archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
182 wlarc=
183 else
184 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
185 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
186 fi
187 ;;
188
189 solaris* | sysv5*)
190 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
191 ld_shlibs=no
192 cat <<EOF 1>&2
193
194 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
195 *** create shared libraries on Solaris systems. Therefore, libtool
196 *** is disabling shared libraries support. We urge you to upgrade GNU
197 *** binutils to release 2.9.1 or newer. Another option is to modify
198 *** your PATH or compiler configuration so that the native linker is
199 *** used, and then restart.
200
201 EOF
202 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
203 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
204 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
205 else
206 ld_shlibs=no
207 fi
208 ;;
209
210 sunos4*)
211 archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
212 wlarc=
213 hardcode_direct=yes
214 hardcode_shlibpath_var=no
215 ;;
216
217 *)
218 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
219 archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
220 archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
221 else
222 ld_shlibs=no
223 fi
224 ;;
225 esac
226
227 if test "$ld_shlibs" = yes; then
228 runpath_var=LD_RUN_PATH
229 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
230 export_dynamic_flag_spec='${wl}--export-dynamic'
231 case $host_os in
232 cygwin* | mingw*)
233 # dlltool doesn't understand --whole-archive et. al.
234 whole_archive_flag_spec=
235 ;;
236 *)
237 # ancient GNU ld didn't support --whole-archive et. al.
238 if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
239 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
240 else
241 whole_archive_flag_spec=
242 fi
243 ;;
244 esac
245 fi
246 else
247 # PORTME fill in a description of your system's linker (not GNU ld)
248 case $host_os in
249 aix3*)
250 allow_undefined_flag=unsupported
251 always_export_symbols=yes
252 archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
253 # Note: this linker hardcodes the directories in LIBPATH if there
254 # are no directories specified by -L.
255 hardcode_minus_L=yes
256 if test "$with_gcc" = yes && test -z "$link_static_flag"; then
257 # Neither direct hardcoding nor static linking is supported with a
258 # broken collect2.
259 hardcode_direct=unsupported
260 fi
261 ;;
262
263 aix4* | aix5*)
264 hardcode_direct=yes
265 hardcode_libdir_separator=':'
266 link_all_deplibs=yes
267 # When large executables or shared objects are built, AIX ld can
268 # have problems creating the table of contents. If linking a library
269 # or program results in "error TOC overflow" add -mminimal-toc to
270 # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
271 # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
272 if test "$with_gcc" = yes; then
273 case $host_os in aix4.[012]|aix4.[012].*)
274 # We only want to do this on AIX 4.2 and lower, the check
275 # below for broken collect2 doesn't work under 4.3+
276 collect2name=`${CC} -print-prog-name=collect2`
277 if test -f "$collect2name" && \
278 strings "$collect2name" | grep resolve_lib_name >/dev/null
279 then
280 # We have reworked collect2
281 hardcode_direct=yes
282 else
283 # We have old collect2
284 hardcode_direct=unsupported
285 # It fails to find uninstalled libraries when the uninstalled
286 # path is not listed in the libpath. Setting hardcode_minus_L
287 # to unsupported forces relinking
288 hardcode_minus_L=yes
289 hardcode_libdir_flag_spec='-L$libdir'
290 hardcode_libdir_separator=
291 fi
292 esac
293 shared_flag='-shared'
294 else
295 # not using gcc
296 if test "$host_cpu" = ia64; then
297 shared_flag='${wl}-G'
298 else
299 shared_flag='${wl}-bM:SRE'
300 fi
301 fi
302
303 if test "$host_cpu" = ia64; then
304 # On IA64, the linker does run time linking by default, so we don't
305 # have to do anything special.
306 aix_use_runtimelinking=no
307 exp_sym_flag='-Bexport'
308 no_entry_flag=""
309 else
310 # Test if we are trying to use run time linking, or normal AIX style linking.
311 # If -brtl is somewhere in LDFLAGS, we need to do run time linking.
312 aix_use_runtimelinking=no
313 for ld_flag in $LDFLAGS; do
314 if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then
315 aix_use_runtimelinking=yes
316 break
317 fi
318 done
319 exp_sym_flag='-bexport'
320 no_entry_flag='-bnoentry'
321 fi
322 # -bexpall does not export symbols beginning with underscore (_)
323 always_export_symbols=yes
324 if test "$aix_use_runtimelinking" = yes; then
325 # Warning - without using the other run time loading flags (-brtl), -berok will
326 # link without error, but may produce a broken library.
327 allow_undefined_flag=' ${wl}-berok'
328 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
329 archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
330 else
331 if test "$host_cpu" = ia64; then
332 hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
333 allow_undefined_flag="-z nodefs"
334 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"
335 else
336 allow_undefined_flag=' ${wl}-berok'
337 # -bexpall does not export symbols beginning with underscore (_)
338 always_export_symbols=yes
339 # Exported symbols can be pulled into shared objects from archives
340 whole_archive_flag_spec=' '
341 build_libtool_need_lc=yes
342 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
343 # This is similar to how AIX traditionally builds it's shared libraries.
344 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'
345 fi
346 fi
347 ;;
348
349 amigaos*)
350 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 $output_objdir && a2ixlibrary -32)'
351 hardcode_libdir_flag_spec='-L$libdir'
352 hardcode_minus_L=yes
353 # see comment about different semantics on the GNU ld section
354 ld_shlibs=no
355 ;;
356
357 cygwin* | mingw*)
358 # When not using gcc, we currently assume that we are using
359 # Microsoft Visual C++.
360 # hardcode_libdir_flag_spec is actually meaningless, as there is
361 # no search path for DLLs.
362 hardcode_libdir_flag_spec=' '
363 allow_undefined_flag=unsupported
364 # Tell ltmain to make .lib files, not .a files.
365 libext=lib
366 # FIXME: Setting linknames here is a bad hack.
367 archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
368 # The linker will automatically build a .lib file if we build a DLL.
369 old_archive_from_new_cmds='true'
370 # FIXME: Should let the user specify the lib program.
371 old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs'
372 fix_srcfile_path='`cygpath -w "$srcfile"`'
373 ;;
374
375 freebsd1*)
376 ld_shlibs=no
377 ;;
378
379 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
380 # support. Future versions do this automatically, but an explicit c++rt0.o
381 # does not break anything, and helps significantly (at the cost of a little
382 # extra space).
383 freebsd2.2*)
384 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
385 hardcode_libdir_flag_spec='-R$libdir'
386 hardcode_direct=yes
387 hardcode_shlibpath_var=no
388 ;;
389
390 # Unfortunately, older versions of FreeBSD 2 do not have this feature.
391 freebsd2*)
392 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
393 hardcode_direct=yes
394 hardcode_minus_L=yes
395 hardcode_shlibpath_var=no
396 ;;
397
398 # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
399 freebsd*)
400 archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
401 hardcode_libdir_flag_spec='-R$libdir'
402 hardcode_direct=yes
403 hardcode_shlibpath_var=no
404 ;;
405
406 hpux9* | hpux10* | hpux11*)
407 case $host_os in
408 hpux9*) archive_cmds='$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 $lib' ;;
409 *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
410 esac
411 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
412 hardcode_libdir_separator=:
413 hardcode_direct=yes
414 hardcode_minus_L=yes # Not in the search PATH, but as the default
415 # location of the library.
416 export_dynamic_flag_spec='${wl}-E'
417 ;;
418
419 irix5* | irix6*)
420 if test "$with_gcc" = yes; then
421 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 $lib'
422 else
423 archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
424 fi
425 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
426 hardcode_libdir_separator=:
427 link_all_deplibs=yes
428 ;;
429
430 netbsd*)
431 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
432 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out
433 else
434 archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF
435 fi
436 hardcode_libdir_flag_spec='${wl}-R$libdir'
437 hardcode_direct=yes
438 hardcode_shlibpath_var=no
439 ;;
440
441 openbsd*)
442 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
443 hardcode_libdir_flag_spec='-R$libdir'
444 hardcode_direct=yes
445 hardcode_shlibpath_var=no
446 ;;
447
448 os2*)
449 hardcode_libdir_flag_spec='-L$libdir'
450 hardcode_minus_L=yes
451 allow_undefined_flag=unsupported
452 archive_cmds='$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'
453 old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
454 ;;
455
456 osf3*)
457 if test "$with_gcc" = yes; then
458 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
459 archive_cmds='$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 $lib'
460 else
461 allow_undefined_flag=' -expect_unresolved \*'
462 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
463 fi
464 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
465 hardcode_libdir_separator=:
466 ;;
467
468 osf4* | osf5*) # as osf3* with the addition of -msym flag
469 if test "$with_gcc" = yes; then
470 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
471 archive_cmds='$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 $lib'
472 else
473 allow_undefined_flag=' -expect_unresolved \*'
474 archive_cmds='$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 $lib'
475 fi
476 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
477 hardcode_libdir_separator=:
478 ;;
479
480 sco3.2v5*)
481 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
482 hardcode_shlibpath_var=no
483 runpath_var=LD_RUN_PATH
484 hardcode_runpath_var=yes
485 ;;
486
487 solaris*)
488 no_undefined_flag=' -z text'
489 # $CC -shared without GNU ld will not create a library from C++
490 # object files and a static libstdc++, better avoid it by now
491 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
492 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
493 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
494 hardcode_libdir_flag_spec='-R$libdir'
495 hardcode_shlibpath_var=no
496 case $host_os in
497 solaris2.[0-5] | solaris2.[0-5].*) ;;
498 *) # Supported since Solaris 2.6 (maybe 2.5.1?)
499 whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
500 esac
501 link_all_deplibs=yes
502 ;;
503
504 sunos4*)
505 archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
506 hardcode_libdir_flag_spec='-L$libdir'
507 hardcode_direct=yes
508 hardcode_minus_L=yes
509 hardcode_shlibpath_var=no
510 ;;
511
512 sysv4)
513 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
514 runpath_var='LD_RUN_PATH'
515 hardcode_shlibpath_var=no
516 hardcode_direct=no #Motorola manual says yes, but my tests say they lie
517 ;;
518
519 sysv4.3*)
520 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
521 hardcode_shlibpath_var=no
522 export_dynamic_flag_spec='-Bexport'
523 ;;
524
525 sysv5*)
526 no_undefined_flag=' -z text'
527 # $CC -shared without GNU ld will not create a library from C++
528 # object files and a static libstdc++, better avoid it by now
529 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
530 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
531 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
532 hardcode_libdir_flag_spec=
533 hardcode_shlibpath_var=no
534 runpath_var='LD_RUN_PATH'
535 ;;
536
537 uts4*)
538 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
539 hardcode_libdir_flag_spec='-L$libdir'
540 hardcode_shlibpath_var=no
541 ;;
542
543 dgux*)
544 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
545 hardcode_libdir_flag_spec='-L$libdir'
546 hardcode_shlibpath_var=no
547 ;;
548
549 sysv4*MP*)
550 if test -d /usr/nec; then
551 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
552 hardcode_shlibpath_var=no
553 runpath_var=LD_RUN_PATH
554 hardcode_runpath_var=yes
555 ld_shlibs=yes
556 fi
557 ;;
558
559 sysv4.2uw2*)
560 archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
561 hardcode_direct=yes
562 hardcode_minus_L=no
563 hardcode_shlibpath_var=no
564 hardcode_runpath_var=yes
565 runpath_var=LD_RUN_PATH
566 ;;
567
568 unixware7*)
569 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
570 runpath_var='LD_RUN_PATH'
571 hardcode_shlibpath_var=no
572 ;;
573
574 *)
575 ld_shlibs=no
576 ;;
577 esac
578 fi
579
580 ## Compiler Characteristics: PIC flags, static flags, etc
581
582 # We don't use cached values here since only the C compiler
583 # characteristics should be cached.
584 ac_cv_prog_cc_pic=
585 ac_cv_prog_cc_shlib=
586 ac_cv_prog_cc_wl=
587 ac_cv_prog_cc_static=
588 ac_cv_prog_cc_no_builtin=
589 ac_cv_prog_cc_can_build_shared=$can_build_shared
590
591 ac_cv_prog_cc_wl='-Wl,'
592 ac_cv_prog_cc_static='-static'
593
594 case $host_os in
595 beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
596 # PIC is the default for these OSes.
597 ;;
598 aix*)
599 # Below there is a dirty hack to force normal static linking with -ldl
600 # The problem is because libdl dynamically linked with both libc and
601 # libC (AIX C++ library), which obviously doesn't included in libraries
602 # list by gcc. This cause undefined symbols with -static flags.
603 # This hack allows C programs to be linked with "-static -ldl", but
604 # we not sure about C++ programs.
605 ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
606 ;;
607 *djgpp*)
608 # DJGPP does not suppot shared libraries at all
609 ac_cv_prog_cc_pic=
610 ;;
611 cygwin* | mingw* | os2*)
612 # This hack is so that the source file can tell whether it is being
613 # built for inclusion in a dll (and should export symbols for example).
614 ac_cv_prog_cc_pic='-DDLL_EXPORT'
615 ;;
616 amigaos*)
617 # FIXME: we need at least 68020 code to build shared libraries, but
618 # adding the `-m68020' flag to GCC prevents building anything better,
619 # like `-m68040'.
620 ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
621 ;;
622 sysv4*MP*)
623 if test -d /usr/nec; then
624 ac_cv_prog_cc_pic=-Kconform_pic
625 fi
626 ;;
627 *)
628 ac_cv_prog_cc_pic='-fPIC'
629 ;;
630 esac
631
632 # GCJ did not exist at the time GCC didn't implicitly link libc in.
633 need_lc=no
634
635 # All existing releases of GCJ support `-c -o'.
636 lt_cv_compiler_c_o=yes