2004-12-18 H.J. Lu <hongjiu.lu@intel.com>

* Makefile.in (top_builddir): Set to `.'.
	(OUTPUT_OPTION): Removed.
	(LIBTOOL): New.
	(LTLIBOBJS): New.
	(EXTRA_LTOFILES): New.
	(FLAGS_TO_PASS): Add EXTRA_LTOFILES.
	(all): Remove stamp-picdir.
	(LTCOMPILE): New.
	(.c.lo): New rule.
	(REQUIRED_LTOFILES): New.
	(CONFIGURED_LTOFILES): New.
	($(TARGETLIB)): Check .libs for PIC object files. Depend on
	$(REQUIRED_LTOFILES) $(EXTRA_LTOFILES) $(LTLIBOBJS).
	(stamp-picdir): Completely removed.
	(maint-missing): Pass $(REQUIRED_LTOFILES)
	$(CONFIGURED_LTOFILES) instead of (REQUIRED_OFILES)
	$(CONFIGURED_OFILES)
	(maint-buildall): Depend on $(REQUIRED_LTOFILES)
	$(CONFIGURED_LTOFILES).
	(mostlyclean): Also remove *.lo .libs.
	Run "make maint-deps".

	* aclocal.m4: Include ../libtool.m4.

	* config.table: Don't check --enable-shared.

	* configure.ac (AC_PROG_LIBTOOL): Add.
	(AC_PROG_CC_C_O): Removed.
	(OUTPUT_OPTION): Removed.
	(NO_MINUS_C_MINUS_O): Removed.
	(ltpexecute): New substitute.
	(LIBOBJS): Cleanup.
	* configure: Regenerated.

	* maint-tool: Updated for .lo/libtool.

libiberty/ChangeLog

@@ -1,3 +1,41 @@
+2004-12-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* Makefile.in (top_builddir): Set to `.'.
+	(OUTPUT_OPTION): Removed.
+	(LIBTOOL): New.
+	(LTLIBOBJS): New.
+	(EXTRA_LTOFILES): New.
+	(FLAGS_TO_PASS): Add EXTRA_LTOFILES.
+	(all): Remove stamp-picdir.
+	(LTCOMPILE): New.
+	(.c.lo): New rule.
+	(REQUIRED_LTOFILES): New.
+	(CONFIGURED_LTOFILES): New.
+	($(TARGETLIB)): Check .libs for PIC object files. Depend on
+	$(REQUIRED_LTOFILES) $(EXTRA_LTOFILES) $(LTLIBOBJS).
+	(stamp-picdir): Completely removed.
+	(maint-missing): Pass $(REQUIRED_LTOFILES)
+	$(CONFIGURED_LTOFILES) instead of (REQUIRED_OFILES)
+	$(CONFIGURED_OFILES)
+	(maint-buildall): Depend on $(REQUIRED_LTOFILES)
+	$(CONFIGURED_LTOFILES).
+	(mostlyclean): Also remove *.lo .libs.
+	Run "make maint-deps".
+
+	* aclocal.m4: Include ../libtool.m4.
+
+	* config.table: Don't check --enable-shared.
+
+	* configure.ac (AC_PROG_LIBTOOL): Add.
+	(AC_PROG_CC_C_O): Removed.
+	(OUTPUT_OPTION): Removed.
+	(NO_MINUS_C_MINUS_O): Removed.
+	(ltpexecute): New substitute.
+	(LIBOBJS): Cleanup.
+	* configure: Regenerated.
+
+	* maint-tool: Updated for .lo/libtool.
+
 2004-12-11  Ben Elliston  <bje@au.ibm.com>
 
 	* configure.ac: Invoke AC_CHECK_SIZEOF for sizeof (int).

libiberty/aclocal.m4

@@ -1,6 +1,7 @@
 sinclude(../config/accross.m4)
 sinclude(../config/acx.m4)
 sinclude(../config/no-executables.m4)
+sinclude(../libtool.m4)
 
 dnl See whether strncmp reads past the end of its string parameters.
 dnl On some versions of SunOS4 at least, strncmp reads a word at a time

libiberty/config.table

@@ -20,33 +20,6 @@ else
   frags=
 fi
 
-# If they didn't specify --enable-shared, don't generate shared libs.
-case "${enable_shared}" in
-  yes) shared=yes ;;
-  no) shared=no ;;
-  "") shared=no ;;
-  *) shared=yes ;;
-esac
-if [ "${shared}" = "yes" ]; then
-  frag=
-  case "${host}" in
-    *-*-cygwin*)	;;
-    alpha*-*-linux*)	frag=mh-elfalphapic ;;
-    arm*-*-*)		frag=mh-armpic ;;
-    hppa*-*-*)		frag=mh-papic ;;
-    i[34567]86-*-* | x86_64-*-*)
-			frag=mh-x86pic ;;
-    powerpc*-*-aix*)	;;
-    powerpc*-*-*)	frag=mh-ppcpic ;;
-    sparc*-*-*)		frag=mh-sparcpic ;;
-    s390*-*-*)		frag=mh-s390pic ;;
-    *)			frag=mh-${host_cpu}pic ;;
-  esac
-  if [ -n "${frag}" ]; then
-    frags="${frags} ${libiberty_topdir}/config/${frag}"
-  fi
-fi
-
 echo "# Warning: this fragment is automatically generated" > temp-frag
 
 for frag in ${frags}; do

libiberty/configure.ac

@@ -113,21 +113,13 @@ GCC_NO_EXECUTABLES
 AC_PROG_CC
 AC_PROG_CPP_WERROR
 
+AC_PROG_LIBTOOL
+
 if test x$GCC = xyes; then
   ac_libiberty_warn_cflags='-W -Wall -Wtraditional -pedantic'
 fi
 AC_SUBST(ac_libiberty_warn_cflags)
 
-AC_PROG_CC_C_O
-# autoconf is lame and doesn't give us any substitution variable for this.
-if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
-  NO_MINUS_C_MINUS_O=yes
-else
-  OUTPUT_OPTION='-o $@'
-fi
-AC_SUBST(NO_MINUS_C_MINUS_O)
-AC_SUBST(OUTPUT_OPTION)
-
 AC_C_CONST
 AC_C_INLINE
 AC_C_BIGENDIAN_CROSS
@@ -515,13 +507,16 @@ fi
 
 # Figure out which version of pexecute to use.
 case "${host}" in
-     *-*-mingw* | *-*-winnt*)	pexecute=./pex-win32.o  ;;
-     *-*-msdosdjgpp*)		pexecute=./pex-djgpp.o  ;;
-     *-*-msdos*)		pexecute=./pex-msdos.o  ;;
-     *-*-os2-emx*)		pexecute=./pex-os2.o    ;;
-     *)				pexecute=./pex-unix.o   ;;
+     *-*-mingw* | *-*-winnt*)	pex=./pex-win32  ;;
+     *-*-msdosdjgpp*)		pex=./pex-djgpp  ;;
+     *-*-msdos*)		pex=./pex-msdos  ;;
+     *-*-os2-emx*)		pex=./pex-os2    ;;
+     *)				pex=./pex-unix   ;;
 esac
+pexecute=${pex}.o
+ltpexecute=${pex}.lo
 AC_SUBST(pexecute)
+AC_SUBST(ltpexecute)
 
 libiberty_AC_FUNC_STRNCMP
 
@@ -534,16 +529,6 @@ else
 fi
 AC_SUBST(INSTALL_DEST)
 
-m4_pattern_allow(LIBOBJS)
-L=""
-for l in x $LIBOBJS; do
-  case $l in
-    x) ;;
-    *) L="$L ./$l" ;;
-  esac
-done
-LIBOBJS="$L"
-
 # We need multilib support, but only if configuring for the target.
 AC_CONFIG_FILES([Makefile testsuite/Makefile])
 AC_CONFIG_COMMANDS([default],

libiberty/maint-tool

@@ -76,7 +76,7 @@ sub missing {
     for $f (sort keys %listed) {
 	if ($f =~ /(.*)\.c$/) {
 	    $base = $1;
-	    if (! $listed{"$base.o"}) {
+	    if (! $listed{"$base.lo"}) {
 		print "O $f\n";
 	    }
 	}
@@ -213,10 +213,7 @@ sub locals_first {
 
 sub deps {
 
-    $crule  = "\tif [ x\"\$(PICFLAG)\" != x ]; then \\\n";
-    $crule .= "\t  \$(COMPILE.c) \$(PICFLAG) \$< -o pic/\$@; \\\n";
-    $crule .= "\telse true; fi\n";
-    $crule .= "\t\$(COMPILE.c) \$< \$(OUTPUT_OPTION)\n";
+    $crule .= "\t\$(LTCOMPILE) -c -o \$@ \$<\n";
     $crule .= "\n";
 
     $incdir = shift @ARGV;
@@ -265,7 +262,7 @@ sub deps {
 	    }
 	    @deps = sort { &locals_first($a,$b) } keys %scanned;
 	    $obj = $f;
-	    $obj =~ s/\.c$/.o/;
+	    $obj =~ s/\.c$/.lo/;
 	    $obj = "./$obj:";
 	    if ($#deps >= 0) {
 		print OUT "$obj \$(srcdir)/$f";