* ltcf-c.sh: Merged updates related to PIC flags and link

characteristics from HEAD branch ltconfig.in.

diff --git a/ltcf-c.sh b/ltcf-c.sh
index e525e4739d7d16d8e5c61c5140ec4e5b1bd75b7c..0372bfd1e121f04bfed0768a3420654164d18e81 100644 (file)
--- a/ltcf-c.sh
+++ b/ltcf-c.sh
@@ -4,7 +4,7 @@
 
 # ltcf-c.sh - Create a C compiler specific configuration
 #
-# Copyright (C) 1996-1999 Free Software Foundation, Inc.
+# Copyright (C) 1996-2000 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
@@ -52,6 +52,7 @@ cygwin* | mingw*)
 
 esac
 
+ld_shlibs=yes
 if test "$with_gnu_ld" = yes; then
   # If archive_cmds runs LD, not CC, wlarc should be empty
   wlarc='${wl}'
@@ -73,7 +74,7 @@ EOF
     ;;
 
   amigaos*)
-    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
+    archive_cmds='$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 cru $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_minus_L=yes
 
@@ -104,14 +105,14 @@ EOF
     allow_undefined_flag=unsupported
     always_export_symbols=yes
 
-    extract_expsyms_cmds='test -f $objdir/impgen.c || \
-      sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/impgen.c~
-      test -f $objdir/impgen.exe || (cd $objdir && \
+    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 ; \
       else $CC -o impgen impgen.c ; fi)~
-      $objdir/impgen $dir/$soname > $objdir/$soname-def'
+      $output_objdir/impgen $dir/$soname > $output_objdir/$soname-def'
 
-    old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$newlib'
+    old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
 
     # cygwin and mingw dlls have different entry points and sets of symbols
     # to exclude.
@@ -133,9 +134,9 @@ EOF
     # recent cygwin and mingw systems supply a stub DllMain which the user
     # can override, but on older systems we have to supply one (in ltdll.c)
     if test "x$lt_cv_need_dllmain" = "xyes"; then
-      ltdll_obj='objdir/$soname-ltdll.'"$objext "
-      ltdll_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
-        test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~'
+      ltdll_obj='$output_objdir/$soname-ltdll.'"$objext "
+      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~
+       test -f $output_objdir/$soname-ltdll.$objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~'
     else
       ltdll_obj=
       ltdll_cmds=
@@ -144,22 +145,28 @@ EOF
     # Extract the symbol export list from an `--export-all' def file,
     # then regenerate the def file from the symbol export list, so that
     # the compiled dll only exports the symbol export list.
+    # Be careful not to strip the DATA tag left be newer dlltools.
     export_symbols_cmds="$ltdll_cmds"'
-      $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
-      sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]* ;.*//" < $objdir/$soname-def > $export_symbols'
-  
-    archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
+      $DLLTOOL --export-all --exclude-symbols '$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 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
-       echo "  \$symbol @ \$_lt_hint ; " >> $objdir/$soname-def;
+       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~
       '"$ltdll_cmds"'
-      $CC -Wl,--base-file,$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 $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
-      $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~
-      $DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
-      $CC $objdir/$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 $lib '$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~
+      $DLLTOOL --as=$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'
     ;;
 
   netbsd*)
@@ -190,7 +197,7 @@ EOF
     else
       ld_shlibs=no
     fi
-    ;;      
+    ;;
 
   sunos4*)
     archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
@@ -221,9 +228,9 @@ EOF
     *)
       # ancient GNU ld didn't support --whole-archive et. al.
       if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
-        whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+       whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
       else
-        whole_archive_flag_spec=
+       whole_archive_flag_spec=
       fi
       ;;
     esac
@@ -234,7 +241,7 @@ else
   aix3*)
     allow_undefined_flag=unsupported
     always_export_symbols=yes
-    archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
+    archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $output_objdir/$soname'
     # Note: this linker hardcodes the directories in LIBPATH if there
     # are no directories specified by -L.
     hardcode_minus_L=yes
@@ -271,8 +278,8 @@ else
       hardcode_direct=yes
     fi
     allow_undefined_flag=' ${wl}-berok'
-    archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
-    archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
+    archive_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
+    archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
     case "$host_os" in aix4.[01]|aix4.[01].*)
       # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
       always_export_symbols=yes ;;
@@ -280,7 +287,7 @@ else
    ;;
 
   amigaos*)
-    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
+    archive_cmds='$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 cru $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_minus_L=yes
     # see comment about different semantics on the GNU ld section
@@ -338,7 +345,7 @@ else
 
   hpux9* | hpux10* | hpux11*)
     case "$host_os" in
-    hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linker_flags~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;;
+    hpux9*) archive_cmds='$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 $linker_flags' ;;
     esac
     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
@@ -382,8 +389,8 @@ else
     hardcode_libdir_flag_spec='-L$libdir'
     hardcode_minus_L=yes
     allow_undefined_flag=unsupported
-    archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $objdir/$libname.def'
-    old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
+    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'
+    old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
     ;;
 
   osf3*)
@@ -446,8 +453,8 @@ else
     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
     runpath_var='LD_RUN_PATH'
     hardcode_shlibpath_var=no
-    hardcode_direct=no #Motorola manual says yes, but my tests say they lie 
-    ;;  
+    hardcode_direct=no #Motorola manual says yes, but my tests say they lie
+    ;;
 
   sysv4.3*)
     archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'