2001-09-30 H.J. Lu <hjl@gnu.org>

[pf3gnuchains/gcc-fork.git] / ltcf-c.sh

diff --git a/ltcf-c.sh b/ltcf-c.sh
index d9bbae9..f11a0cf 100644 (file)
--- a/ltcf-c.sh
+++ b/ltcf-c.sh
@@ -58,9 +58,10 @@ if test "$with_gnu_ld" = yes; then
   # See if GNU ld supports shared libraries.
   case $host_os in
   aix3* | aix4* | aix5*)
-    # On AIX, the GNU linker is very broken
-    ld_shlibs=no
-    cat <<EOF 1>&2
+    # On AIX/PPC, the GNU linker is very broken
+    if test "$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*)
@@ -311,8 +313,10 @@ else
       # On IA64, the linker does run time linking by default, so we don't
       # have to do anything special.
       aix_use_runtimelinking=no
-      exp_sym_flag='-Bexport'
-      no_entry_flag=""
+      if test $with_gnu_ld = no; then
+        exp_sym_flag='-Bexport'
+        no_entry_flag=""
+      fi
     else
       # 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.
@@ -336,9 +340,11 @@ else
       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
-        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"
+        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 (_)
@@ -411,10 +417,17 @@ 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' ;;
-    esac
+    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_direct=yes
@@ -506,11 +519,15 @@ else
 
   solaris*)
     no_undefined_flag=' -z defs'
-    # $CC -shared without GNU ld will not create a library from C++
-    # object files and a static libstdc++, better avoid it by now
-    archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
-    archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
-               $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
+    if test "$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~
+                  $CC -shared ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$rm $lib.exp'
+    else
+      archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
+      archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
+                 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
+    fi
     hardcode_libdir_flag_spec='-R$libdir'
     hardcode_shlibpath_var=no
     case $host_os in
@@ -772,7 +789,7 @@ if test "$enable_shared" = yes && test "$with_gcc" = yes; then
        cat conftest.err 1>&5
        soname=conftest
        lib=conftest
-       libobjs=conftest.$ac_objext
+       libobjs=conftest.$objext
        deplibs=
        wl=$ac_cv_prog_cc_wl
        compiler_flags=-v