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 $dir/$soroot > $output_objdir/$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_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$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 '$lt_cv_cc_dll_switch' -Wl,-e,'$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 --output-lib $output_objdir/$libname.dll.a~
 176       $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$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 -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
 185       archive_expsym_cmds='$CC -shared -nodefaultlibs $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 -nodefaultlibs -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=' ${wl}-z ${wl}defs'
 489     archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
 490     archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
 491       $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
 492
 493     # Commands to make compiler produce verbose output that lists
 494     # what "hidden" libraries, object files and flags are used when
 495     # linking a shared library.
 496     output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
 497
 498     hardcode_libdir_flag_spec='${wl}-R $wl$libdir'
 499     hardcode_shlibpath_var=no
 500     case $host_os in
 501     solaris2.[0-5] | solaris2.[0-5].*) ;;
 502     *) # Supported since Solaris 2.6 (maybe 2.5.1?)
 503       whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract' ;;
 504     esac
 505     link_all_deplibs=yes
 506     ;;
 507
 508   sunos4*)
 509     archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
 510     hardcode_libdir_flag_spec='-L$libdir'
 511     hardcode_direct=yes
 512     hardcode_minus_L=yes
 513     hardcode_shlibpath_var=no
 514     ;;
 515
 516   sysv4)
 517     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
 518     runpath_var='LD_RUN_PATH'
 519     hardcode_shlibpath_var=no
 520     hardcode_direct=no #Motorola manual says yes, but my tests say they lie
 521     ;;
 522
 523   sysv4.3*)
 524     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
 525     hardcode_shlibpath_var=no
 526     export_dynamic_flag_spec='-Bexport'
 527     ;;
 528
 529   sysv5*)
 530     no_undefined_flag=' -z text'
 531     # $CC -shared without GNU ld will not create a library from C++
 532     # object files and a static libstdc++, better avoid it by now
 533     archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
 534     archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
 535                 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
 536     hardcode_libdir_flag_spec=
 537     hardcode_shlibpath_var=no
 538     runpath_var='LD_RUN_PATH'
 539     ;;
 540
 541   uts4*)
 542     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
 543     hardcode_libdir_flag_spec='-L$libdir'
 544     hardcode_shlibpath_var=no
 545     ;;
 546
 547   dgux*)
 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   sysv4*MP*)
 554     if test -d /usr/nec; then
 555       archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
 556       hardcode_shlibpath_var=no
 557       runpath_var=LD_RUN_PATH
 558       hardcode_runpath_var=yes
 559       ld_shlibs=yes
 560     fi
 561     ;;
 562
 563   sysv4.2uw2*)
 564     archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
 565     hardcode_direct=yes
 566     hardcode_minus_L=no
 567     hardcode_shlibpath_var=no
 568     hardcode_runpath_var=yes
 569     runpath_var=LD_RUN_PATH
 570     ;;
 571
 572   sysv5uw7* | unixware7*)
 573     no_undefined_flag='${wl}-z ${wl}text'
 574     if test "$GCC" = yes; then
 575       archive_cmds='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
 576     else
 577       archive_cmds='$CC -G ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
 578     fi
 579     runpath_var='LD_RUN_PATH'
 580     hardcode_shlibpath_var=no
 581     ;;
 582
 583   *)
 584     ld_shlibs=no
 585     ;;
 586   esac
 587 fi
 588
 589 ## Compiler Characteristics: PIC flags, static flags, etc
 590
 591 # We don't use cached values here since only the C compiler
 592 # characteristics should be cached.
 593   ac_cv_prog_cc_pic=
 594   ac_cv_prog_cc_shlib=
 595   ac_cv_prog_cc_wl=
 596   ac_cv_prog_cc_static=
 597   ac_cv_prog_cc_no_builtin=
 598   ac_cv_prog_cc_can_build_shared=$can_build_shared
 599
 600     ac_cv_prog_cc_wl='-Wl,'
 601     ac_cv_prog_cc_static='-static'
 602
 603     case $host_os in
 604     beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
 605       # PIC is the default for these OSes.
 606       ;;
 607     aix*)
 608       # Below there is a dirty hack to force normal static linking with -ldl
 609       # The problem is because libdl dynamically linked with both libc and
 610       # libC (AIX C++ library), which obviously doesn't included in libraries
 611       # list by gcc. This cause undefined symbols with -static flags.
 612       # This hack allows C programs to be linked with "-static -ldl", but
 613       # we not sure about C++ programs.
 614       ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
 615       ;;
 616     *djgpp*)
 617       # DJGPP does not suppot shared libraries at all
 618       ac_cv_prog_cc_pic=
 619       ;;
 620     cygwin* | mingw* | os2*)
 621       # This hack is so that the source file can tell whether it is being
 622       # built for inclusion in a dll (and should export symbols for example).
 623       ac_cv_prog_cc_pic='-DDLL_EXPORT'
 624       ;;
 625     amigaos*)
 626       # FIXME: we need at least 68020 code to build shared libraries, but
 627       # adding the `-m68020' flag to GCC prevents building anything better,
 628       # like `-m68040'.
 629       ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
 630       ;;
 631     sysv4*MP*)
 632       if test -d /usr/nec; then
 633          ac_cv_prog_cc_pic=-Kconform_pic
 634       fi
 635       ;;
 636     *)
 637       ac_cv_prog_cc_pic='-fPIC'
 638       ;;
 639     esac
 640
 641 # GCJ did not exist at the time GCC didn't implicitly link libc in.
 642 need_lc=no
 643
 644 # All existing releases of GCJ support `-c -o'.
 645 lt_cv_compiler_c_o=yes