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, 2003 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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.
32ac_ext=java
33
34# Object file extension for compiled Java test sources.
35objext=o
36
37# Code to be used in simple compile tests
38lt_simple_compile_test_code="class foo {}"
39
40# Code to be used in simple link tests
41lt_simple_link_test_code='public class conftest { public static void main(String[] argv) {}; }'
42
43## Linker Characteristics
44case $host_os in
45cygwin* | mingw*)
46  # FIXME: the MSVC++ port hasn't been tested in a loooong time
47  # When not using gcc, we currently assume that we are using
48  # Microsoft Visual C++.
49  if test "$with_gcc" != yes; then
50    with_gnu_ld=no
51  fi
52  ;;
53
54esac
55
56ld_shlibs=yes
57if 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 $host_os in
63  aix3* | aix4* | aix5*)
64    # On AIX/PPC, the GNU linker is very broken
65    if test "$host_cpu" != ia64; then
66      ld_shlibs=no
67      cat <<EOF 1>&2
68
69*** Warning: the GNU linker, at least up to release 2.9.1, is reported
70*** to be unable to reliably create shared libraries on AIX.
71*** Therefore, libtool is disabling shared libraries support.  If you
72*** really care for shared libraries, you may want to modify your PATH
73*** so that a non-GNU linker is found, and then restart.
74
75EOF
76    fi
77    ;;
78
79  amigaos*)
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'
82    hardcode_minus_L=yes
83
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
89    # them.
90    ld_shlibs=no
91    ;;
92
93  beos*)
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 $compiler_flags ${wl}-soname $wl$soname -o $lib'
99    else
100      ld_shlibs=no
101    fi
102    ;;
103
104  cygwin* | mingw*)
105    # hardcode_libdir_flag_spec is actually meaningless, as there is
106    # no search path for DLLs.
107    hardcode_libdir_flag_spec='-L$libdir'
108    allow_undefined_flag=unsupported
109    always_export_symbols=yes
110
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 $output_objdir && \
114      if test "x$BUILD_CC" != "x" ; then $BUILD_CC -o impgen impgen.c ; \
115      else $CC -o impgen impgen.c ; fi)~
116      $output_objdir/impgen $dir/$soroot > $output_objdir/$soname-def'
117
118    old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
119
120    # cygwin and mingw dlls have different entry points and sets of symbols
121    # to exclude.
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~
125    case $host_os in
126    mingw*)
127      # mingw values
128      dll_entry=_DllMainCRTStartup@12
129      dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~
130      ;;
131    esac
132
133    # mingw and cygwin differ, and it's simplest to just exclude the union
134    # of the two symbol sets.
135    dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12
136
137    # recent cygwin and mingw systems supply a stub DllMain which the user
138    # can override, but on older systems we have to supply one (in ltdll.c)
139    if test "x$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 $soname-ltdll.c)~'
143    else
144      ltdll_obj=
145      ltdll_cmds=
146    fi
147
148    # Extract the symbol export list from an `--export-all' def file,
149    # then regenerate the def file from the symbol export list, so that
150    # the compiled dll only exports the symbol export list.
151    # Be careful not to strip the DATA tag left be newer dlltools.
152    export_symbols_cmds="$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'
155
156    # If the export-symbols file already is a .def file (1st line
157    # is EXPORTS), use it as is.
158    # If DATA tags from a recent dlltool are present, honour them!
159    archive_expsym_cmds='if test "x`head -1 $export_symbols`" = xEXPORTS; then
160        cp $export_symbols $output_objdir/$soname-def;
161      else
162        echo EXPORTS > $output_objdir/$soname-def;
163        _lt_hint=1;
164        cat $export_symbols | while read symbol; do
165         set dummy \$symbol;
166         case \[$]# in
167           2) echo "   \[$]2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;;
168           *) echo "     \[$]2 @ \$_lt_hint \[$]3 ; " >> $output_objdir/$soname-def;;
169         esac;
170         _lt_hint=`expr 1 + \$_lt_hint`;
171        done;
172      fi~
173      '"$ltdll_cmds"'
174      $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$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      $CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags~
177      $DLLTOOL --as=$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 --output-lib $output_objdir/$libname.dll.a~
178      $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags'
179    ;;
180
181  netbsd* | knetbsd*-gnu)
182    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
183      archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
184      wlarc=
185    else
186      archive_cmds='$CC -shared -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
187      archive_expsym_cmds='$CC -shared -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
188    fi
189    ;;
190
191  solaris* | sysv5*)
192    if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
193      ld_shlibs=no
194      cat <<EOF 1>&2
195
196*** Warning: The releases 2.8.* of the GNU linker cannot reliably
197*** create shared libraries on Solaris systems.  Therefore, libtool
198*** is disabling shared libraries support.  We urge you to upgrade GNU
199*** binutils to release 2.9.1 or newer.  Another option is to modify
200*** your PATH or compiler configuration so that the native linker is
201*** used, and then restart.
202
203EOF
204    elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
205      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
206      archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
207    else
208      ld_shlibs=no
209    fi
210    ;;
211
212  sunos4*)
213    archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
214    wlarc=
215    hardcode_direct=yes
216    hardcode_shlibpath_var=no
217    ;;
218
219  *)
220    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
221      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
222      archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
223    else
224      ld_shlibs=no
225    fi
226    ;;
227  esac
228
229  if test "$ld_shlibs" = yes; then
230    runpath_var=LD_RUN_PATH
231    hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
232    export_dynamic_flag_spec='${wl}--export-dynamic'
233    case $host_os in
234    cygwin* | mingw*)
235      # dlltool doesn't understand --whole-archive et. al.
236      whole_archive_flag_spec=
237      ;;
238    *)
239      # ancient GNU ld didn't support --whole-archive et. al.
240      if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
241	whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
242      else
243	whole_archive_flag_spec=
244      fi
245      ;;
246    esac
247  fi
248else
249  # PORTME fill in a description of your system's linker (not GNU ld)
250  case $host_os in
251  aix3*)
252    allow_undefined_flag=unsupported
253    always_export_symbols=yes
254    archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
255    # Note: this linker hardcodes the directories in LIBPATH if there
256    # are no directories specified by -L.
257    hardcode_minus_L=yes
258    if test "$with_gcc" = yes && test -z "$link_static_flag"; then
259      # Neither direct hardcoding nor static linking is supported with a
260      # broken collect2.
261      hardcode_direct=unsupported
262    fi
263    ;;
264
265  aix4* | aix5*)
266    hardcode_direct=yes
267    hardcode_libdir_separator=':'
268    link_all_deplibs=yes
269    # When large executables or shared objects are built, AIX ld can
270    # have problems creating the table of contents.  If linking a library
271    # or program results in "error TOC overflow" add -mminimal-toc to
272    # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
273    # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
274    if test "$with_gcc" = yes; then
275      case $host_os in aix4.[012]|aix4.[012].*)
276      # We only want to do this on AIX 4.2 and lower, the check
277      # below for broken collect2 doesn't work under 4.3+
278        collect2name=`${CC} -print-prog-name=collect2`
279        if test -f "$collect2name" && \
280	   strings "$collect2name" | grep resolve_lib_name >/dev/null
281        then
282	  # We have reworked collect2
283	  hardcode_direct=yes
284        else
285	  # We have old collect2
286	  hardcode_direct=unsupported
287	  # It fails to find uninstalled libraries when the uninstalled
288	  # path is not listed in the libpath.  Setting hardcode_minus_L
289	  # to unsupported forces relinking
290	  hardcode_minus_L=yes
291	  hardcode_libdir_flag_spec='-L$libdir'
292	  hardcode_libdir_separator=
293        fi
294      esac
295      shared_flag='-shared'
296    else
297      # not using gcc
298      if test "$host_cpu" = ia64; then
299        shared_flag='${wl}-G'
300      else
301        shared_flag='${wl}-bM:SRE'
302      fi
303    fi
304
305    if test "$host_cpu" = ia64; then
306      # On IA64, the linker does run time linking by default, so we don't
307      # have to do anything special.
308      aix_use_runtimelinking=no
309      if test $with_gnu_ld = no; then
310        exp_sym_flag='-Bexport'
311        no_entry_flag=""
312      fi
313    else
314      # Test if we are trying to use run time linking, or normal AIX style linking.
315      # If -brtl is somewhere in LDFLAGS, we need to do run time linking.
316      aix_use_runtimelinking=no
317      for ld_flag in $LDFLAGS; do
318        if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then
319          aix_use_runtimelinking=yes
320          break
321        fi
322      done
323      exp_sym_flag='-bexport'
324      no_entry_flag='-bnoentry'
325    fi
326    # -bexpall does not export symbols beginning with underscore (_)
327    always_export_symbols=yes
328    if test "$aix_use_runtimelinking" = yes; then
329      # Warning - without using the other run time loading flags (-brtl), -berok will
330      #           link without error, but may produce a broken library.
331      allow_undefined_flag=' ${wl}-berok'
332      hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
333      archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
334    else
335      if test "$host_cpu" = ia64; then
336        if test $with_gnu_ld = no; then
337          hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
338          allow_undefined_flag="-z nodefs"
339          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"
340        fi
341      else
342        allow_undefined_flag=' ${wl}-berok'
343        # -bexpall does not export symbols beginning with underscore (_)
344        always_export_symbols=yes
345        # Exported symbols can be pulled into shared objects from archives
346        whole_archive_flag_spec=' '
347        build_libtool_need_lc=yes
348        hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
349        # This is similar to how AIX traditionally builds it's shared libraries.
350        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'
351      fi
352    fi
353  ;;
354
355  amigaos*)
356    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 $output_objdir && a2ixlibrary -32)'
357    hardcode_libdir_flag_spec='-L$libdir'
358    hardcode_minus_L=yes
359    # see comment about different semantics on the GNU ld section
360    ld_shlibs=no
361    ;;
362
363  cygwin* | mingw*)
364    # When not using gcc, we currently assume that we are using
365    # Microsoft Visual C++.
366    # hardcode_libdir_flag_spec is actually meaningless, as there is
367    # no search path for DLLs.
368    hardcode_libdir_flag_spec=' '
369    allow_undefined_flag=unsupported
370    # Tell ltmain to make .lib files, not .a files.
371    libext=lib
372    # FIXME: Setting linknames here is a bad hack.
373    archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
374    # The linker will automatically build a .lib file if we build a DLL.
375    old_archive_from_new_cmds='true'
376    # FIXME: Should let the user specify the lib program.
377    old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs'
378    fix_srcfile_path='`cygpath -w "$srcfile"`'
379    ;;
380
381  freebsd1*)
382    ld_shlibs=no
383    ;;
384
385  # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
386  # support.  Future versions do this automatically, but an explicit c++rt0.o
387  # does not break anything, and helps significantly (at the cost of a little
388  # extra space).
389  freebsd2.2*)
390    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
391    hardcode_libdir_flag_spec='-R$libdir'
392    hardcode_direct=yes
393    hardcode_shlibpath_var=no
394    ;;
395
396  # Unfortunately, older versions of FreeBSD 2 do not have this feature.
397  freebsd2*)
398    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
399    hardcode_direct=yes
400    hardcode_minus_L=yes
401    hardcode_shlibpath_var=no
402    ;;
403
404  # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
405  freebsd* | kfreebsd*-gnu)
406    archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
407    hardcode_libdir_flag_spec='-R$libdir'
408    hardcode_direct=yes
409    hardcode_shlibpath_var=no
410    ;;
411
412  hpux9* | hpux10* | hpux11*)
413    case $host_os in
414    hpux9*) archive_cmds='$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 $lib' ;;
415    *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
416    esac
417    hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
418    hardcode_libdir_separator=:
419    hardcode_direct=yes
420    hardcode_minus_L=yes # Not in the search PATH, but as the default
421			 # location of the library.
422    export_dynamic_flag_spec='${wl}-E'
423    ;;
424
425  irix5* | irix6*)
426    if test "$with_gcc" = yes; then
427      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 $lib'
428    else
429      archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
430    fi
431    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
432    hardcode_libdir_separator=:
433    link_all_deplibs=yes
434    ;;
435
436  netbsd* | knetbsd*-gnu)
437    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
438      archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
439    else
440      archive_cmds='$LD -shared -nodefaultlibs -o $lib $libobjs $deplibs $linker_flags'      # ELF
441    fi
442    hardcode_libdir_flag_spec='${wl}-R$libdir'
443    hardcode_direct=yes
444    hardcode_shlibpath_var=no
445    ;;
446
447  openbsd*)
448    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
449    hardcode_libdir_flag_spec='-R$libdir'
450    hardcode_direct=yes
451    hardcode_shlibpath_var=no
452    ;;
453
454  os2*)
455    hardcode_libdir_flag_spec='-L$libdir'
456    hardcode_minus_L=yes
457    allow_undefined_flag=unsupported
458    archive_cmds='$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'
459    old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
460    ;;
461
462  osf3*)
463    if test "$with_gcc" = yes; then
464      allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
465      archive_cmds='$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 $lib'
466    else
467      allow_undefined_flag=' -expect_unresolved \*'
468      archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
469    fi
470    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
471    hardcode_libdir_separator=:
472    ;;
473
474  osf4* | osf5*)	# as osf3* with the addition of -msym flag
475    if test "$with_gcc" = yes; then
476      allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
477      archive_cmds='$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 $lib'
478    else
479      allow_undefined_flag=' -expect_unresolved \*'
480      archive_cmds='$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 $lib'
481    fi
482    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
483    hardcode_libdir_separator=:
484    ;;
485
486  sco3.2v5*)
487    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
488    hardcode_shlibpath_var=no
489    runpath_var=LD_RUN_PATH
490    hardcode_runpath_var=yes
491    ;;
492
493  solaris*)
494    no_undefined_flag=' ${wl}-z ${wl}defs'
495    archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
496    archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
497      $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
498
499    # Commands to make compiler produce verbose output that lists
500    # what "hidden" libraries, object files and flags are used when
501    # linking a shared library.
502    output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
503
504    hardcode_libdir_flag_spec='${wl}-R $wl$libdir'
505    hardcode_shlibpath_var=no
506    case $host_os in
507    solaris2.[0-5] | solaris2.[0-5].*) ;;
508    *) # Supported since Solaris 2.6 (maybe 2.5.1?)
509      whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' ;;
510    esac
511    link_all_deplibs=yes
512    ;;
513
514  sunos4*)
515    archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
516    hardcode_libdir_flag_spec='-L$libdir'
517    hardcode_direct=yes
518    hardcode_minus_L=yes
519    hardcode_shlibpath_var=no
520    ;;
521
522  sysv4)
523    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
524    runpath_var='LD_RUN_PATH'
525    hardcode_shlibpath_var=no
526    hardcode_direct=no #Motorola manual says yes, but my tests say they lie
527    ;;
528
529  sysv4.3*)
530    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
531    hardcode_shlibpath_var=no
532    export_dynamic_flag_spec='-Bexport'
533    ;;
534
535  sysv5*)
536    no_undefined_flag=' -z text'
537    # $CC -shared without GNU ld will not create a library from C++
538    # object files and a static libstdc++, better avoid it by now
539    archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
540    archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
541		$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
542    hardcode_libdir_flag_spec=
543    hardcode_shlibpath_var=no
544    runpath_var='LD_RUN_PATH'
545    ;;
546
547  uts4*)
548    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
549    hardcode_libdir_flag_spec='-L$libdir'
550    hardcode_shlibpath_var=no
551    ;;
552
553  dgux*)
554    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
555    hardcode_libdir_flag_spec='-L$libdir'
556    hardcode_shlibpath_var=no
557    ;;
558
559  sysv4*MP*)
560    if test -d /usr/nec; then
561      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
562      hardcode_shlibpath_var=no
563      runpath_var=LD_RUN_PATH
564      hardcode_runpath_var=yes
565      ld_shlibs=yes
566    fi
567    ;;
568
569  sysv4.2uw2*)
570    archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
571    hardcode_direct=yes
572    hardcode_minus_L=no
573    hardcode_shlibpath_var=no
574    hardcode_runpath_var=yes
575    runpath_var=LD_RUN_PATH
576    ;;
577
578  sysv5uw7* | unixware7*)
579    no_undefined_flag='${wl}-z ${wl}text'
580    if test "$GCC" = yes; then
581      archive_cmds='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
582    else
583      archive_cmds='$CC -G ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
584    fi
585    runpath_var='LD_RUN_PATH'
586    hardcode_shlibpath_var=no
587    ;;
588
589  *)
590    ld_shlibs=no
591    ;;
592  esac
593fi
594
595## Compiler Characteristics: PIC flags, static flags, etc
596
597# We don't use cached values here since only the C compiler
598# characteristics should be cached.
599  ac_cv_prog_cc_pic=
600  ac_cv_prog_cc_shlib=
601  ac_cv_prog_cc_wl=
602  ac_cv_prog_cc_static=
603  ac_cv_prog_cc_no_builtin=
604  ac_cv_prog_cc_can_build_shared=$can_build_shared
605
606    ac_cv_prog_cc_wl='-Wl,'
607    ac_cv_prog_cc_static='-static'
608
609    case $host_os in
610    beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
611      # PIC is the default for these OSes.
612      ;;
613    aix*)
614      # Below there is a dirty hack to force normal static linking with -ldl
615      # The problem is because libdl dynamically linked with both libc and
616      # libC (AIX C++ library), which obviously doesn't included in libraries
617      # list by gcc. This cause undefined symbols with -static flags.
618      # This hack allows C programs to be linked with "-static -ldl", but
619      # we not sure about C++ programs.
620      ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
621      ;;
622    *djgpp*)
623      # DJGPP does not suppot shared libraries at all
624      ac_cv_prog_cc_pic=
625      ;;
626    cygwin* | mingw* | os2*)
627      # This hack is so that the source file can tell whether it is being
628      # built for inclusion in a dll (and should export symbols for example).
629      ac_cv_prog_cc_pic='-DDLL_EXPORT'
630      ;;
631    amigaos*)
632      # FIXME: we need at least 68020 code to build shared libraries, but
633      # adding the `-m68020' flag to GCC prevents building anything better,
634      # like `-m68040'.
635      ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
636      ;;
637    sysv4*MP*)
638      if test -d /usr/nec; then
639	 ac_cv_prog_cc_pic=-Kconform_pic
640      fi
641      ;;
642    *)
643      ac_cv_prog_cc_pic='-fPIC'
644      ;;
645    esac
646
647# GCJ did not exist at the time GCC didn't implicitly link libc in.
648need_lc=no
649
650# All existing releases of GCJ support `-c -o'.
651lt_cv_compiler_c_o=yes
652