X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=ltcf-c.sh;h=5eb05db43f5a34b18650e2c9840ba26b99e1f294;hp=4ce77fc472a276b2e4f70938f0b7b5e78d083c7a;hb=467bcbd954d12c80d5a69ef36d7be7eba758ab8a;hpb=d76e21baeefa4eb33d5623084fb8a1b94449509d

diff --git a/ltcf-c.sh b/ltcf-c.sh
index 4ce77fc472a..5eb05db43f5 100644
--- a/ltcf-c.sh
+++ b/ltcf-c.sh
@@ -2,7 +2,7 @@
 
 # ltcf-c.sh - Create a C compiler specific configuration
 #
-# Copyright (C) 1996-2000 Free Software Foundation, Inc.
+# Copyright (C) 1996-2000, 2001 Free Software Foundation, Inc.
 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 #
 # This file is free software; you can redistribute it and/or modify it
@@ -17,7 +17,7 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -38,7 +38,7 @@ lt_simple_compile_test_code="int some_variable = 0;"
 lt_simple_link_test_code='main(){return(0);}'
 
 ## Linker Characteristics
-case "$host_os" in
+case $host_os in
 cygwin* | mingw*)
   # FIXME: the MSVC++ port hasn't been tested in a loooong time
   # When not using gcc, we currently assume that we are using
@@ -56,11 +56,12 @@ if test "$with_gnu_ld" = yes; then
   wlarc='${wl}'
 
   # See if GNU ld supports shared libraries.
-  case "$host_os" in
-  aix3* | aix4*)
-    # On AIX, the GNU linker is very broken
-    ld_shlibs=no
-    cat <<EOF 1>&2
+  case $host_os in
+  aix3* | aix4* | aix5*)
+    # On AIX/PPC, the GNU linker is very broken
+    if test "$host_cpu" != ia64; then
+      ld_shlibs=no
+      cat <<EOF 1>&2
 
 *** Warning: the GNU linker, at least up to release 2.9.1, is reported
 *** to be unable to reliably create shared libraries on AIX.
@@ -69,6 +70,7 @@ if test "$with_gnu_ld" = yes; then
 *** so that a non-GNU linker is found, and then restart.
 
 EOF
+    fi
     ;;
 
   amigaos*)
@@ -106,9 +108,9 @@ EOF
     extract_expsyms_cmds='test -f $output_objdir/impgen.c || \
       sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/impgen.c~
       test -f $output_objdir/impgen.exe || (cd $output_objdir && \
-      if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \
+      if test "x$BUILD_CC" != "x" ; then $BUILD_CC -o impgen impgen.c ; \
       else $CC -o impgen impgen.c ; fi)~
-      $output_objdir/impgen $dir/$soname > $output_objdir/$soname-def'
+      $output_objdir/impgen $dir/$soroot > $output_objdir/$soname-def'
 
     old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
 
@@ -117,7 +119,7 @@ EOF
     # FIXME: what about values for MSVC?
     dll_entry=__cygwin_dll_entry@12
     dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~
-    case "$host_os" in
+    case $host_os in
     mingw*)
       # mingw values
       dll_entry=_DllMainCRTStartup@12
@@ -148,32 +150,38 @@ EOF
       $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
       sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols'
 
+    # If the export-symbols file already is a .def file (1st line
+    # is EXPORTS), use it as is.
     # If DATA tags from a recent dlltool are present, honour them!
-    archive_expsym_cmds='echo EXPORTS > $output_objdir/$soname-def~
-      _lt_hint=1;
-      cat $export_symbols | while read symbol; do
-	set dummy \$symbol;
-	case \$# in
-	  2) echo "	\$2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;;
-	  *) echo "     \$2 @ \$_lt_hint \$3 ; " >> $output_objdir/$soname-def;;
-	esac;
-	_lt_hint=`expr 1 + \$_lt_hint`;
-      done~
+    archive_expsym_cmds='if test "x`head -1 $export_symbols`" = xEXPORTS; then
+        cp $export_symbols $output_objdir/$soname-def;
+      else
+        echo EXPORTS > $output_objdir/$soname-def;
+        _lt_hint=1;
+        cat $export_symbols | while read symbol; do
+         set dummy \$symbol;
+         case \[$]# in
+           2) echo "   \[$]2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;;
+           *) echo "     \[$]2 @ \$_lt_hint \[$]3 ; " >> $output_objdir/$soname-def;;
+         esac;
+         _lt_hint=`expr 1 + \$_lt_hint`;
+        done;
+      fi~
       '"$ltdll_cmds"'
-      $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
-      $DLLTOOL --as=$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~
-      $CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
+      $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags~
       $DLLTOOL --as=$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~
-      $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags'
+      $CC -Wl,--base-file,$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~
+      $DLLTOOL --as=$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~
+      $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags'
     ;;
 
-  netbsd*)
+  netbsd* | knetbsd*-gnu)
     if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
       archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
       wlarc=
     else
-      archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
-      archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+      archive_cmds='$CC -shared -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
+      archive_expsym_cmds='$CC -shared -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
     fi
     ;;
 
@@ -205,6 +213,10 @@ EOF
     hardcode_shlibpath_var=no
     ;;
 
+  tpf*)
+    ld_shlibs=yes
+    ;;
+
   *)
     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
       archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
@@ -236,7 +248,7 @@ EOF
   fi
 else
   # PORTME fill in a description of your system's linker (not GNU ld)
-  case "$host_os" in
+  case $host_os in
   aix3*)
     allow_undefined_flag=unsupported
     always_export_symbols=yes
@@ -251,38 +263,95 @@ else
     fi
     ;;
 
-  aix4*)
-    hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
+  aix4* | aix5*)
+    hardcode_direct=yes
     hardcode_libdir_separator=':'
+    link_all_deplibs=yes
+    file_list_spec='${wl}-f,'
+    # When large executables or shared objects are built, AIX ld can
+    # have problems creating the table of contents.  If linking a library
+    # or program results in "error TOC overflow" add -mminimal-toc to
+    # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
+    # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
     if test "$with_gcc" = yes; then
-      collect2name=`${CC} -print-prog-name=collect2`
-      if test -f "$collect2name" && \
-	 strings "$collect2name" | grep resolve_lib_name >/dev/null
-      then
-	# We have reworked collect2
-	hardcode_direct=yes
+      case $host_os in aix4.[012]|aix4.[012].*)
+      # We only want to do this on AIX 4.2 and lower, the check
+      # below for broken collect2 doesn't work under 4.3+
+        collect2name=`${CC} -print-prog-name=collect2`
+        if test -f "$collect2name" && \
+	   strings "$collect2name" | grep resolve_lib_name >/dev/null
+        then
+	  # We have reworked collect2
+	  hardcode_direct=yes
+        else
+	  # We have old collect2
+	  hardcode_direct=unsupported
+	  # It fails to find uninstalled libraries when the uninstalled
+	  # path is not listed in the libpath.  Setting hardcode_minus_L
+	  # to unsupported forces relinking
+	  hardcode_minus_L=yes
+	  hardcode_libdir_flag_spec='-L$libdir'
+	  hardcode_libdir_separator=
+        fi
+      esac
+      shared_flag='-shared'
+    else
+      # not using gcc
+      if test "$host_cpu" = ia64; then
+        shared_flag='${wl}-G'
       else
-	# We have old collect2
-	hardcode_direct=unsupported
-	# It fails to find uninstalled libraries when the uninstalled
-	# path is not listed in the libpath.  Setting hardcode_minus_L
-	# to unsupported forces relinking
-	hardcode_minus_L=yes
-	hardcode_libdir_flag_spec='-L$libdir'
-	hardcode_libdir_separator=
+        shared_flag='${wl}-bM:SRE'
+      fi
+    fi
+
+    if test "$host_cpu" = ia64; then
+      # On IA64, the linker does run time linking by default, so we don't
+      # have to do anything special.
+      aix_use_runtimelinking=no
+      if test $with_gnu_ld = no; then
+        exp_sym_flag='-Bexport'
+        no_entry_flag=""
       fi
-      shared_flag='-shared'
     else
-      shared_flag='${wl}-bM:SRE'
-      hardcode_direct=yes
+      # Test if we are trying to use run time linking, or normal AIX style linking.
+      # If -brtl is somewhere in LDFLAGS, we need to do run time linking.
+      aix_use_runtimelinking=no
+      for ld_flag in $LDFLAGS; do
+        if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then
+          aix_use_runtimelinking=yes
+          break
+        fi
+      done
+      exp_sym_flag='-bexport'
+      no_entry_flag='-bnoentry'
     fi
-    allow_undefined_flag=' ${wl}-berok'
-    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'
     # -bexpall does not export symbols beginning with underscore (_)
     always_export_symbols=yes
-    # Exported symbols can be pulled into shared objects from archives
-    whole_archive_flag_spec=' '
-    build_libtool_need_lc=yes
+    if test "$aix_use_runtimelinking" = yes; then
+      # Warning - without using the other run time loading flags (-brtl), -berok will
+      #           link without error, but may produce a broken library.
+      allow_undefined_flag=' ${wl}-berok'
+      hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
+      archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
+    else
+      if test "$host_cpu" = ia64; then
+        if test $with_gnu_ld = no; then
+          hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
+          allow_undefined_flag="-z nodefs"
+          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"
+        fi
+      else
+        allow_undefined_flag=' ${wl}-berok'
+        # -bexpall does not export symbols beginning with underscore (_)
+        always_export_symbols=yes
+        # Exported symbols can be pulled into shared objects from archives
+        whole_archive_flag_spec=' '
+        build_libtool_need_lc=yes
+        hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
+        # This is similar to how AIX traditionally builds it's shared libraries.
+        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'
+      fi
+    fi
     ;;
 
   amigaos*)
@@ -308,13 +377,56 @@ else
     old_archive_from_new_cmds='true'
     # FIXME: Should let the user specify the lib program.
     old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs'
-    fix_srcfile_path='`cygpath -w $srcfile`'
+    fix_srcfile_path='`cygpath -w "$srcfile"`'
     ;;
 
-  freebsd1*)
-    ld_shlibs=no
+  darwin* | rhapsody*)
+    case "$host_os" in
+    rhapsody* | darwin1.[[012]])
+	allow_undefined_flag='-undefined suppress'
+	;;
+    *) # Darwin 1.3 on
+    if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
+       allow_undefined_flag='-flat_namespace -undefined suppress'
+    else
+	case ${MACOSX_DEPLOYMENT_TARGET} in
+	    10.[[012]])
+		allow_undefined_flag='-flat_namespace -undefined suppress'
+		;;
+	    10.*)
+		allow_undefined_flag='-undefined dynamic_lookup'
+		;;
+	esac
+    fi
+    ;;
+    esac
+    # Disable shared library build on OS-X older than 10.3.
+    case $host_os in
+	darwin[1-6]*)
+	    can_build_shared=no
+	    ;;
+	darwin7*)
+	    can_build_shared=yes
+	    ;;
+    esac
+    output_verbose_link_cmd='echo'
+    archive_cmds='$CC -dynamiclib $allow_undefined_flag -o $lib $libobjs $deplibs$compiler_flags -install_name $rpath/$soname $verstring'
+    module_cmds='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
+    # Don't fix this by using the ld -exported_symbols_list flag,
+    # it doesn't exist in older darwin ld's
+    archive_expsym_cmds='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -dynamiclib $allow_undefined_flag  -o $lib $libobjs $deplibs$compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
+    module_expsym_cmds='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
+    hardcode_direct=no
+    hardcode_automatic=yes
+    hardcode_shlibpath_var=unsupported
+    whole_archive_flag_spec=''
+    link_all_deplibs=yes
     ;;
 
+  freebsd1*)
+  ld_shlibs=no
+  ;;
+
   # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
   # support.  Future versions do this automatically, but an explicit c++rt0.o
   # does not break anything, and helps significantly (at the cost of a little
@@ -335,7 +447,7 @@ else
     ;;
 
   # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
-  freebsd*)
+  freebsd* | kfreebsd*-gnu)
     archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_direct=yes
@@ -343,16 +455,32 @@ else
     ;;
 
   hpux9* | hpux10* | hpux11*)
-    case "$host_os" in
-    hpux9*) archive_cmds='$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 $lib' ;;
-    *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
+    case "$host_cpu" in
+    ia64*)
+      hardcode_direct=no
+      hardcode_shlibpath_var=no
+      archive_cmds='$LD -b +h $soname -o $lib $libobjs $deplibs $linker_flags'
+      hardcode_libdir_flag_spec='-L$libdir' ;;
+    *)
+      if test $with_gcc = yes; then
+        case "$host_os" in
+        hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
+        *) archive_cmds='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags' ;;
+        esac
+      else
+        case $host_os in
+        hpux9*) archive_cmds='$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 $lib' ;;
+        *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
+        esac
+      fi
+      hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+      hardcode_libdir_separator=:
+      hardcode_minus_L=yes # Not in the search PATH, but as the default
+			   # location of the library.
+      ;;
     esac
-    hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
-    hardcode_libdir_separator=:
-    hardcode_direct=yes
-    hardcode_minus_L=yes # Not in the search PATH, but as the default
-			 # location of the library.
     export_dynamic_flag_spec='${wl}-E'
+    hardcode_direct=yes
     ;;
 
   irix5* | irix6*)
@@ -366,14 +494,22 @@ else
     link_all_deplibs=yes
     ;;
 
-  netbsd*)
+  netbsd* | knetbsd*-gnu)
     if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
       archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
     else
       archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
     fi
-    hardcode_libdir_flag_spec='${wl}-R$libdir'
+    hardcode_libdir_flag_spec='-R$libdir'
+    hardcode_direct=yes
+    hardcode_shlibpath_var=no
+    ;;
+
+  newsos6)
+    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
     hardcode_direct=yes
+    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+    hardcode_libdir_separator=:
     hardcode_shlibpath_var=no
     ;;
 
@@ -408,11 +544,16 @@ else
     if test "$with_gcc" = yes; then
       allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
       archive_cmds='$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 $lib'
+      hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
     else
       allow_undefined_flag=' -expect_unresolved \*'
       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'
+      archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~
+      $LD -shared${allow_undefined_flag} -input $lib.exp $linker_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib~$rm $lib.exp'
+
+      # cc supports -rpath directly
+      hardcode_libdir_flag_spec='-rpath $libdir'
     fi
-    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
     hardcode_libdir_separator=:
     ;;
 
@@ -424,7 +565,7 @@ else
     ;;
 
   solaris*)
-    no_undefined_flag=' -z text'
+    no_undefined_flag=' -z defs'
     if test "$with_gcc" = yes; then
       archive_cmds='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
       archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
@@ -436,7 +577,7 @@ else
     fi
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_shlibpath_var=no
-    case "$host_os" in
+    case $host_os in
     solaris2.[0-5] | solaris2.[0-5].*) ;;
     *) # Supported since Solaris 2.6 (maybe 2.5.1?)
       whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
@@ -508,8 +649,13 @@ else
     runpath_var=LD_RUN_PATH
     ;;
 
-  unixware7*)
-    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
+  sysv5uw7* | unixware7*)
+    no_undefined_flag='${wl}-z ${wl}text'
+    if test "$GCC" = yes; then
+      archive_cmds='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+    else
+      archive_cmds='$CC -G ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
+    fi
     runpath_var='LD_RUN_PATH'
     hardcode_shlibpath_var=no
     ;;
@@ -535,33 +681,38 @@ else
     ac_cv_prog_cc_wl='-Wl,'
     ac_cv_prog_cc_static='-static'
 
-    case "$host_os" in
-    beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
-      # PIC is the default for these OSes.
-      ;;
+    case $host_os in
     aix*)
-      # Below there is a dirty hack to force normal static linking with -ldl
-      # The problem is because libdl dynamically linked with both libc and
-      # libC (AIX C++ library), which obviously doesn't included in libraries
-      # list by gcc. This cause undefined symbols with -static flags.
-      # This hack allows C programs to be linked with "-static -ldl", but
-      # we not sure about C++ programs.
-      ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
+      # All AIX code is PIC.
+      if test "$host_cpu" = ia64; then
+        # AIX 5 now supports IA64 processor
+        lt_cv_prog_cc_static='-Bstatic'
+      else
+        lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
+      fi
       ;;
-    *djgpp*)
-      # DJGPP does not support shared libraries at all
-      ac_cv_prog_cc_pic=
+    amigaos*)
+      # FIXME: we need at least 68020 code to build shared libraries, but
+      # adding the `-m68020' flag to GCC prevents building anything better,
+      # like `-m68040'.
+      ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
+      ;;
+    beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
+      # PIC is the default for these OSes.
       ;;
     cygwin* | mingw* | os2*)
       # This hack is so that the source file can tell whether it is being
       # built for inclusion in a dll (and should export symbols for example).
       ac_cv_prog_cc_pic='-DDLL_EXPORT'
       ;;
-    amigaos*)
-      # FIXME: we need at least 68020 code to build shared libraries, but
-      # adding the `-m68020' flag to GCC prevents building anything better,
-      # like `-m68040'.
-      ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
+    darwin* | rhapsody*)
+      # PIC is the default on this platform
+      # Common symbols not allowed in MH_DYLIB files
+      ac_cv_prog_cc_pic='-fno-common'
+      ;;
+    *djgpp*)
+      # DJGPP does not support shared libraries at all
+      ac_cv_prog_cc_pic=
       ;;
     sysv4*MP*)
       if test -d /usr/nec; then
@@ -574,10 +725,10 @@ else
     esac
   else
     # PORTME Check for PIC flags for the system compiler.
-    case "$host_os" in
-    aix3* | aix4*)
+    case $host_os in
+    aix*)
      # All AIX code is PIC.
-      ac_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
+      ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
       ;;
 
     hpux9* | hpux10* | hpux11*)
@@ -599,6 +750,11 @@ else
       ac_cv_prog_cc_pic='-DDLL_EXPORT'
       ;;
 
+    newsos6)
+      ac_cv_prog_cc_pic='-KPIC'
+      ac_cv_prog_cc_static='-Bstatic'
+      ;;
+
     osf3* | osf4* | osf5*)
       # All OSF/1 code is PIC.
       ac_cv_prog_cc_wl='-Wl,'
@@ -660,7 +816,7 @@ fi
 
 need_lc=yes
 if test "$enable_shared" = yes && test "$with_gcc" = yes; then
-  case "$archive_cmds" in
+  case $archive_cmds in
   *'~'*)
     # FIXME: we may have to deal with multi-command sequences.
     ;;
@@ -680,7 +836,7 @@ if test "$enable_shared" = yes && test "$with_gcc" = yes; then
 	cat conftest.err 1>&5
 	soname=conftest
 	lib=conftest
-	libobjs=conftest.o
+	libobjs=conftest.$objext
 	deplibs=
 	wl=$ac_cv_prog_cc_wl
 	compiler_flags=-v