merge from gcc

libiberty/ChangeLog

@@ -1,3 +1,8 @@
+2002-06-30  Douglas Rupp  <rupp@gnat.com>
+
+	* configure.in (OUTPUT_OPTION,NO_MINUS_C_MINUS_O): Configure.
+	* Makefile.in (OUTPUT_OPTION): Use.
+
 2002-06-22  Peter Breitenlohner <peb@mppmu.mpg.de>
 
 	* Makefile.in (install_to_libdir): Add $(DESTDIR).

libiberty/Makefile.in

@@ -52,6 +52,9 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_DATA = @INSTALL_DATA@
 mkinstalldirs = $(SHELL) $(srcdir)/../mkinstalldirs
 
+# Some compilers can't handle cc -c blah.c -o foo/blah.o.
+OUTPUT_OPTION = @OUTPUT_OPTION@
+
 AR = @AR@
 AR_FLAGS = rc
 
@@ -117,7 +120,7 @@ COMPILE.c = $(CC) -c @DEFS@ $(LIBCFLAGS) -I. -I$(INCDIR) $(HDEFINES) @ac_libiber
 	if [ x"$(PICFLAG)" != x ]; then \
 	  $(COMPILE.c) $(PICFLAG) $< -o pic/$@; \
 	else true; fi
-	$(COMPILE.c) $<
+	$(COMPILE.c) $< $(OUTPUT_OPTION)
 
 # NOTE: If you add new files to the library, add them to this list
 # (alphabetical), and add them to REQUIRED_OFILES, or

libiberty/configure.in

@@ -100,6 +100,16 @@ AC_CHECK_TOOL(RANLIB, ranlib, :)
 
 LIB_AC_PROG_CC
 
+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_ISC_POSIX
 AC_C_CONST
 AC_C_INLINE