merge from gcc

libiberty/Makefile.in

@@ -423,7 +423,7 @@ atexit.o: config.h
 basename.o: $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 	$(INCDIR)/safe-ctype.h
 bsearch.o: config.h $(INCDIR)/ansidecl.h
-calloc.o: $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
+calloc.o: $(INCDIR)/ansidecl.h
 choose-temp.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 clock.o: config.h
 concat.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
@@ -431,7 +431,7 @@ copysign.o: $(INCDIR)/ansidecl.h
 cp-demangle.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/demangle.h \
 	$(INCDIR)/dyn-string.h $(INCDIR)/getopt.h $(INCDIR)/libiberty.h
 cplus-dem.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/demangle.h \
-	$(INCDIR)/getopt.h $(INCDIR)/libiberty.h $(INCDIR)/safe-ctype.h
+	$(INCDIR)/libiberty.h $(INCDIR)/safe-ctype.h
 dyn-string.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/dyn-string.h \
 	$(INCDIR)/libiberty.h
 fdmatch.o: $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
@@ -451,7 +451,8 @@ hex.o: $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 lbasename.o: $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 	$(INCDIR)/safe-ctype.h
 lrealpath.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
-make-relative-prefix.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
+make-relative-prefix.o: config.h $(INCDIR)/ansidecl.h \
+	$(INCDIR)/libiberty.h
 make-temp-file.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 md5.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/md5.h
 memchr.o: $(INCDIR)/ansidecl.h
@@ -464,18 +465,23 @@ objalloc.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/objalloc.h
 obstack.o: config.h $(INCDIR)/obstack.h
 partition.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 	$(INCDIR)/partition.h
-pex-djgpp.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
-pex-mpw.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
-pex-msdos.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
-	$(INCDIR)/safe-ctype.h
-pex-os2.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
-pex-unix.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
-pex-win32.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
-physmem.o: config.h $(INCDIR)/libiberty.h
+pex-djgpp.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
+	$(srcdir)/pex-common.h
+pex-mpw.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
+	$(srcdir)/pex-common.h
+pex-msdos.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
+	$(srcdir)/pex-common.h $(INCDIR)/safe-ctype.h
+pex-os2.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
+	$(srcdir)/pex-common.h
+pex-unix.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
+	$(srcdir)/pex-common.h
+pex-win32.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
+	$(srcdir)/pex-common.h
+physmem.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 putenv.o: config.h $(INCDIR)/ansidecl.h
 random.o: $(INCDIR)/ansidecl.h
 regex.o: config.h $(INCDIR)/xregex.h $(INCDIR)/xregex2.h
-rename.o: config.h
+rename.o: config.h $(INCDIR)/ansidecl.h
 safe-ctype.o: $(INCDIR)/ansidecl.h $(INCDIR)/safe-ctype.h
 setenv.o: config.h $(INCDIR)/ansidecl.h
 sigsetmask.o: $(INCDIR)/ansidecl.h
@@ -486,6 +492,7 @@ splay-tree.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 	$(INCDIR)/splay-tree.h
 strcasecmp.o: $(INCDIR)/ansidecl.h
 strchr.o: $(INCDIR)/ansidecl.h
+strdup.o: $(INCDIR)/ansidecl.h
 strerror.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 strncasecmp.o: $(INCDIR)/ansidecl.h
 strncmp.o: $(INCDIR)/ansidecl.h
@@ -498,6 +505,7 @@ ternary.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 	$(INCDIR)/ternary.h
 vasprintf.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 vfork.o: $(INCDIR)/ansidecl.h
+vfprintf.o: $(INCDIR)/ansidecl.h
 vprintf.o: $(INCDIR)/ansidecl.h
 vsprintf.o: $(INCDIR)/ansidecl.h
 waitpid.o: config.h

libiberty/argv.c

@@ -35,7 +35,7 @@ Boston, MA 02111-1307, USA.  */
 #include <string.h>
 #include <stdlib.h>
 
-#else	/* !__STDC__ */
+#else	/* !ANSI_PROTOTYPES */
 
 #if !defined _WIN32 || defined __GNUC__
 extern char *memcpy ();		/* Copy memory region */
@@ -46,7 +46,7 @@ extern void free ();		/* Free malloc'd memory */
 extern char *strdup ();		/* Duplicate a string */
 #endif
 
-#endif	/* __STDC__ */
+#endif	/* ANSI_PROTOTYPES */
 
 
 #ifndef NULL

libiberty/calloc.c

@@ -13,8 +13,6 @@ Uses @code{malloc} to allocate storage for @var{nelem} objects of
 */
  
 #include "ansidecl.h"
-#include "libiberty.h"
- 
 #ifdef ANSI_PROTOTYPES
 #include <stddef.h>
 #else
@@ -23,6 +21,7 @@ Uses @code{malloc} to allocate storage for @var{nelem} objects of
 
 /* For systems with larger pointers than ints, this must be declared.  */
 PTR malloc PARAMS ((size_t));
+void bzero PARAMS ((PTR, size_t));
 
 PTR
 calloc (nelem, elsize)

libiberty/floatformat.c

@@ -17,9 +17,10 @@ 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.  */
 
+#include "ansidecl.h"
 #include "floatformat.h"
 #include <math.h>		/* ldexp */
-#ifdef __STDC__
+#ifdef ANSI_PROTOTYPES
 #include <stddef.h>
 extern void *memcpy (void *s1, const void *s2, size_t n);
 extern void *memset (void *s, int c, size_t n);

libiberty/getcwd.c

@@ -40,7 +40,7 @@ extern int errno;
 char *
 getcwd (buf, len)
   char *buf;
-  int len;
+  size_t len;
 {
   char ourbuf[MAXPATHLEN];
   char *result;

libiberty/hashtab.c

@@ -634,9 +634,6 @@ htab_traverse (htab, callback, info)
      htab_trav callback;
      PTR info;
 {
-  PTR *slot;
-  PTR *limit;
-
   if ((htab->n_elements - htab->n_deleted) * 8 < htab->size)
     htab_expand (htab);
 

libiberty/rename.c

@@ -12,6 +12,7 @@ exists, it is removed.
 
 */
 
+#include "ansidecl.h"
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
@@ -22,8 +23,8 @@ exists, it is removed.
 
 int
 rename (zfrom, zto)
-     char *zfrom;
-     char *zto;
+     const char *zfrom;
+     const char *zto;
 {
   if (link (zfrom, zto) < 0)
     {

libiberty/strsignal.c

@@ -42,7 +42,7 @@ extern PTR memset ();
 #undef sys_nsig
 
 #ifndef NULL
-#  ifdef __STDC__
+#  ifdef ANSI_PROTOTYPES
 #    define NULL (void *) 0
 #  else
 #    define NULL 0

libiberty/strstr.c

@@ -27,8 +27,8 @@ strstr (s1, s2)
   register char *p = s1;
   extern char *strchr ();
   extern int strncmp ();
-#if __GNUC__==2
-  extern __SIZE_TYPE__ strlen ();
+#if __GNUC__ >= 2
+  extern __SIZE_TYPE__ strlen (const char *);
 #endif
   register int len = strlen (s2);
 

libiberty/vfprintf.c

@@ -3,7 +3,8 @@
    Copyright (C) 1998 Free Software Foundation, Inc.
  */
 
-#ifdef __STDC__
+#include "ansidecl.h"
+#ifdef ANSI_PROTOTYPES
 #include <stdarg.h>
 #else
 #include <varargs.h>

libiberty/vprintf.c

@@ -15,13 +15,13 @@ nonstandard but common function @code{_doprnt}.
 
 */
 
-#ifdef __STDC__
+#include <ansidecl.h>
+#ifdef ANSI_PROTOTYPES
 #include <stdarg.h>
 #else
 #include <varargs.h>
 #endif
 #include <stdio.h>
-#include <ansidecl.h>
 #undef vprintf
 int
 vprintf (format, ap)

libiberty/vsprintf.c

@@ -26,9 +26,13 @@ the resulting executable to be covered by the GNU General Public License.
 This exception does not however invalidate any other reasons why
 the executable file might be covered by the GNU General Public License. */
 
+#include <ansidecl.h>
+#ifdef ANSI_PROTOTYPES
+#include <stdarg.h>
+#else
 #include <varargs.h>
+#endif
 #include <stdio.h>
-#include <ansidecl.h>
 #undef vsprintf
 
 #if defined _IOSTRG && defined _IOWRT