merge from gcc

9 files changed, 297 insertions, 91 deletions

diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 9a1cf0d..1e290a5 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,5 +1,16 @@
 2003-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
+	* mempcpy.c, stpcpy.c, stpncpy.c: New files.
+	* configure.in (funcs, AC_CHECK_FUNCS): Add mempcpy, stpcpy
+	and stpncpy.
+	* Makefile.in (CFILES): Add mempcpy.c, stpcpy.c and stpncpy.c.
+	(CONFIGURED_OFILES): Add mempcpy.o, stpcpy.o and stpncpy.o.
+	Regenerate dependencies.
+
+	* functions.texi, configure, config.in: Regenerated.
+
+2003-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
 	* argv.c: Fix comments.
 	* calloc.c: Don't unnecessarily include "libiberty.h".
 	(bzero): Add prototype.
diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index 2e9bff4..af512a2 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -140,7 +140,7 @@ CFILES = alloca.c argv.c asprintf.c atexit.c				\
 	lrealpath.c							\
 	make-relative-prefix.c						\
 	make-temp-file.c md5.c memchr.c memcmp.c memcpy.c memmove.c	\
-	 memset.c mkstemps.c						\
+	 mempcpy.c memset.c mkstemps.c					\
 	objalloc.c obstack.c						\
 	partition.c							\
 	 pex-djgpp.c pex-mpw.c pex-msdos.c pex-os2.c			\
@@ -148,9 +148,9 @@ CFILES = alloca.c argv.c asprintf.c atexit.c				\
          physmem.c putenv.c						\
 	random.c regex.c rename.c rindex.c				\
 	safe-ctype.c setenv.c sigsetmask.c sort.c spaces.c		\
-	 splay-tree.c strcasecmp.c strchr.c strdup.c strerror.c		\
-	 strncasecmp.c strncmp.c strrchr.c strsignal.c strstr.c		\
-	 strtod.c strtol.c strtoul.c					\
+	 splay-tree.c stpcpy.c stpncpy.c strcasecmp.c strchr.c strdup.c	\
+	 strerror.c strncasecmp.c strncmp.c strrchr.c strsignal.c	\
+	 strstr.c strtod.c strtol.c strtoul.c				\
 	ternary.c tmpnam.c						\
 	vasprintf.c vfork.c vfprintf.c vprintf.c vsprintf.c		\
 	waitpid.c							\
@@ -186,14 +186,14 @@ CONFIGURED_OFILES = asprintf.o atexit.o					\
 	ffs.o								\
 	getcwd.o getpagesize.o						\
 	index.o insque.o						\
-	memchr.o memcmp.o memcpy.o memmove.o memset.o mkstemps.o	\
+	memchr.o memcmp.o memcpy.o memmove.o mempcpy.o memset.o mkstemps.o \
 	pex-djgpp.o pex-mpw.o pex-msdos.o pex-os2.o			\
 	 pex-unix.o pex-win32.o						\
 	 putenv.o							\
 	random.o rename.o rindex.o					\
-	setenv.o sigsetmask.o strcasecmp.o strchr.o strdup.o		\
-	 strncasecmp.o strncmp.o strrchr.o strstr.o strtod.o strtol.o	\
-	 strtoul.o							\
+	setenv.o sigsetmask.o stpcpy.o stpncpy.o strcasecmp.o strchr.o	\
+	 strdup.o strncasecmp.o strncmp.o strrchr.o strstr.o strtod.o	\
+	 strtol.o strtoul.o						\
 	tmpnam.o							\
 	vasprintf.o vfork.o vfprintf.o vprintf.o vsprintf.o		\
 	waitpid.o
@@ -459,6 +459,7 @@ memchr.o: $(INCDIR)/ansidecl.h
 memcmp.o: $(INCDIR)/ansidecl.h
 memcpy.o: $(INCDIR)/ansidecl.h
 memmove.o: $(INCDIR)/ansidecl.h
+mempcpy.o: $(INCDIR)/ansidecl.h
 memset.o: $(INCDIR)/ansidecl.h
 mkstemps.o: config.h $(INCDIR)/ansidecl.h
 objalloc.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/objalloc.h
@@ -490,6 +491,8 @@ sort.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 spaces.o: $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 splay-tree.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h \
 	$(INCDIR)/splay-tree.h
+stpcpy.o: $(INCDIR)/ansidecl.h
+stpncpy.o: $(INCDIR)/ansidecl.h
 strcasecmp.o: $(INCDIR)/ansidecl.h
 strchr.o: $(INCDIR)/ansidecl.h
 strdup.o: $(INCDIR)/ansidecl.h
diff --git a/libiberty/config.in b/libiberty/config.in
index f0e1746..0efae6d 100644
--- a/libiberty/config.in
+++ b/libiberty/config.in
@@ -105,6 +105,9 @@
 /* Define if you have the memmove function.  */
 #undef HAVE_MEMMOVE
 
+/* Define if you have the mempcpy function.  */
+#undef HAVE_MEMPCPY
+
 /* Define if you have the memset function.  */
 #undef HAVE_MEMSET
 
@@ -147,6 +150,12 @@
 /* Define if you have the sigsetmask function.  */
 #undef HAVE_SIGSETMASK
 
+/* Define if you have the stpcpy function.  */
+#undef HAVE_STPCPY
+
+/* Define if you have the stpncpy function.  */
+#undef HAVE_STPNCPY
+
 /* Define if you have the strcasecmp function.  */
 #undef HAVE_STRCASECMP
 
diff --git a/libiberty/configure b/libiberty/configure
index 8c5582d..ed8b388 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -1708,6 +1708,7 @@ funcs="$funcs memchr"
 funcs="$funcs memcmp"
 funcs="$funcs memcpy"
 funcs="$funcs memmove"
+funcs="$funcs mempcpy"
 funcs="$funcs memset"
 funcs="$funcs mkstemps"
 funcs="$funcs putenv"
@@ -1716,6 +1717,8 @@ funcs="$funcs rename"
 funcs="$funcs rindex"
 funcs="$funcs setenv"
 funcs="$funcs sigsetmask"
+funcs="$funcs stpcpy"
+funcs="$funcs stpncpy"
 funcs="$funcs strcasecmp"
 funcs="$funcs strchr"
 funcs="$funcs strdup"
@@ -1746,12 +1749,12 @@ if test "x" = "y"; then
   for ac_func in asprintf atexit basename bcmp bcopy bsearch bzero calloc clock
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1750: checking for $ac_func" >&5
+echo "configure:1753: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1755 "configure"
+#line 1758 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1774,7 +1777,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1778: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1801,12 +1804,12 @@ done
   for ac_func in getcwd getpagesize index insque mkstemps memchr memcmp memcpy
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1805: checking for $ac_func" >&5
+echo "configure:1808: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1810 "configure"
+#line 1813 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1829,7 +1832,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1833: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1836: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1853,15 +1856,15 @@ else
 fi
 done
 
-  for ac_func in memmove memset putenv random rename rindex sigsetmask
+  for ac_func in memmove mempcpy memset putenv random rename rindex sigsetmask
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1860: checking for $ac_func" >&5
+echo "configure:1863: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1865 "configure"
+#line 1868 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1884,7 +1887,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1888: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1891: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1908,15 +1911,15 @@ else
 fi
 done
 
-  for ac_func in strcasecmp setenv strchr strdup strncasecmp strrchr strstr
+  for ac_func in strcasecmp setenv stpcpy stpncpy strchr strdup strncasecmp strrchr strstr
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1915: checking for $ac_func" >&5
+echo "configure:1918: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1920 "configure"
+#line 1923 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1939,7 +1942,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1943: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1946: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1966,12 +1969,12 @@ done
   for ac_func in strtod strtol strtoul tmpnam vasprintf vfprintf vprintf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1970: checking for $ac_func" >&5
+echo "configure:1973: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1975 "configure"
+#line 1978 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1994,7 +1997,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1998: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2001: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2021,12 +2024,12 @@ done
   for ac_func in vsprintf waitpid getrusage on_exit psignal strerror strsignal
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2025: checking for $ac_func" >&5
+echo "configure:2028: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2030 "configure"
+#line 2033 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2049,7 +2052,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2053: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2056: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2076,12 +2079,12 @@ done
   for ac_func in sysconf times sbrk gettimeofday ffs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2080: checking for $ac_func" >&5
+echo "configure:2083: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2085 "configure"
+#line 2088 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2104,7 +2107,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2108: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2111: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2131,12 +2134,12 @@ done
   for ac_func in pstat_getstatic pstat_getdynamic sysmp getsysinfo table sysctl
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2135: checking for $ac_func" >&5
+echo "configure:2138: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2140 "configure"
+#line 2143 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2159,7 +2162,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2163: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2166: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2186,12 +2189,12 @@ done
   for ac_func in realpath canonicalize_file_name
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2190: checking for $ac_func" >&5
+echo "configure:2193: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2195 "configure"
+#line 2198 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2214,7 +2217,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2218: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2221: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2448,7 +2451,7 @@ if test -z "${setobjs}"; then
   # We haven't set the list of objects yet.  Use the standard autoconf
   # tests.  This will only work if the compiler works.
   echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:2452: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:2455: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -2459,12 +2462,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 2463 "configure"
+#line 2466 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:2468: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2471: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -2490,19 +2493,19 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:2494: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:2497: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
   for ac_func in $funcs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2501: checking for $ac_func" >&5
+echo "configure:2504: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2506 "configure"
+#line 2509 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2525,7 +2528,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2529: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2532: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2552,12 +2555,12 @@ done
 
 
   echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:2556: checking whether alloca needs Cray hooks" >&5
+echo "configure:2559: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2561 "configure"
+#line 2564 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -2582,12 +2585,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6
 if test $ac_cv_os_cray = yes; then
   for ac_func in _getb67 GETB67 getb67; do
     echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2586: checking for $ac_func" >&5
+echo "configure:2589: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2591 "configure"
+#line 2594 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2610,7 +2613,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2617: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2636,7 +2639,7 @@ fi
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:2640: checking stack direction for C alloca" >&5
+echo "configure:2643: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2644,7 +2647,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 2648 "configure"
+#line 2651 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -2663,7 +2666,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:2667: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2670: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_stack_direction=1
 else
@@ -2685,17 +2688,17 @@ EOF
 
   ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for vfork.h""... $ac_c" 1>&6
-echo "configure:2689: checking for vfork.h" >&5
+echo "configure:2692: checking for vfork.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2694 "configure"
+#line 2697 "configure"
 #include "confdefs.h"
 #include <vfork.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2699: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2702: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2720,18 +2723,18 @@ else
 fi
 
 echo $ac_n "checking for working vfork""... $ac_c" 1>&6
-echo "configure:2724: checking for working vfork" >&5
+echo "configure:2727: checking for working vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   echo $ac_n "checking for vfork""... $ac_c" 1>&6
-echo "configure:2730: checking for vfork" >&5
+echo "configure:2733: checking for vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2735 "configure"
+#line 2738 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vfork(); below.  */
@@ -2754,7 +2757,7 @@ vfork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2761: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vfork=yes"
 else
@@ -2776,7 +2779,7 @@ fi
 ac_cv_func_vfork_works=$ac_cv_func_vfork
 else
   cat > conftest.$ac_ext <<EOF
-#line 2780 "configure"
+#line 2783 "configure"
 #include "confdefs.h"
 /* Thanks to Paul Eggert for this test.  */
 #include <stdio.h>
@@ -2871,7 +2874,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:2875: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2878: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_vfork_works=yes
 else
@@ -2903,12 +2906,12 @@ fi
     for ac_func in _doprnt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2907: checking for $ac_func" >&5
+echo "configure:2910: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2912 "configure"
+#line 2915 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2931,7 +2934,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2935: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2961,12 +2964,12 @@ done
     for ac_func in _doprnt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2965: checking for $ac_func" >&5
+echo "configure:2968: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2970 "configure"
+#line 2973 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2989,7 +2992,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3017,19 +3020,19 @@ done
 
   for v in $vars; do
     echo $ac_n "checking for $v""... $ac_c" 1>&6
-echo "configure:3021: checking for $v" >&5
+echo "configure:3024: checking for $v" >&5
     if eval "test \"`echo '$''{'libiberty_cv_var_$v'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3026 "configure"
+#line 3029 "configure"
 #include "confdefs.h"
 int *p;
 int main() {
 extern int $v []; p = $v;
 ; return 0; }
 EOF
-if { (eval echo configure:3033: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3036: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "libiberty_cv_var_$v=yes"
 else
@@ -3055,12 +3058,12 @@ EOF
   for ac_func in $checkfuncs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3059: checking for $ac_func" >&5
+echo "configure:3062: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3064 "configure"
+#line 3067 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3083,7 +3086,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3087: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3090: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3108,12 +3111,12 @@ fi
 done
 
   echo $ac_n "checking whether canonicalize_file_name must be declared""... $ac_c" 1>&6
-echo "configure:3112: checking whether canonicalize_file_name must be declared" >&5
+echo "configure:3115: checking whether canonicalize_file_name must be declared" >&5
 if eval "test \"`echo '$''{'libiberty_cv_decl_needed_canonicalize_file_name'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3117 "configure"
+#line 3120 "configure"
 #include "confdefs.h"
 
 #include "confdefs.h"
@@ -3135,7 +3138,7 @@ int main() {
 char *(*pfn) = (char *(*)) canonicalize_file_name
 ; return 0; }
 EOF
-if { (eval echo configure:3139: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3142: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libiberty_cv_decl_needed_canonicalize_file_name=no
 else
@@ -3171,17 +3174,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3175: checking for $ac_hdr" >&5
+echo "configure:3178: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3180 "configure"
+#line 3183 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3185: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3188: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3210,12 +3213,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3214: checking for $ac_func" >&5
+echo "configure:3217: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3219 "configure"
+#line 3222 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3238,7 +3241,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3245: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3263,7 +3266,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:3267: checking for working mmap" >&5
+echo "configure:3270: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3271,7 +3274,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3275 "configure"
+#line 3278 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -3411,7 +3414,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3415: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3418: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -3435,7 +3438,7 @@ fi
 
 
 echo $ac_n "checking for working strncmp""... $ac_c" 1>&6
-echo "configure:3439: checking for working strncmp" >&5
+echo "configure:3442: checking for working strncmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strncmp_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3443,7 +3446,7 @@ else
   ac_cv_func_strncmp_works=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3447 "configure"
+#line 3450 "configure"
 #include "confdefs.h"
 
 /* Test by Jim Wilson and Kaveh Ghazi.
@@ -3507,7 +3510,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:3511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3514: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_strncmp_works=yes
 else
diff --git a/libiberty/configure.in b/libiberty/configure.in
index 767d9dd..d6c2649 100644
--- a/libiberty/configure.in
+++ b/libiberty/configure.in
@@ -177,6 +177,7 @@ funcs="$funcs memchr"
 funcs="$funcs memcmp"
 funcs="$funcs memcpy"
 funcs="$funcs memmove"
+funcs="$funcs mempcpy"
 funcs="$funcs memset"
 funcs="$funcs mkstemps"
 funcs="$funcs putenv"
@@ -185,6 +186,8 @@ funcs="$funcs rename"
 funcs="$funcs rindex"
 funcs="$funcs setenv"
 funcs="$funcs sigsetmask"
+funcs="$funcs stpcpy"
+funcs="$funcs stpncpy"
 funcs="$funcs strcasecmp"
 funcs="$funcs strchr"
 funcs="$funcs strdup"
@@ -214,8 +217,8 @@ checkfuncs="$checkfuncs getsysinfo table sysctl"
 if test "x" = "y"; then
   AC_CHECK_FUNCS(asprintf atexit basename bcmp bcopy bsearch bzero calloc clock)
   AC_CHECK_FUNCS(getcwd getpagesize index insque mkstemps memchr memcmp memcpy)
-  AC_CHECK_FUNCS(memmove memset putenv random rename rindex sigsetmask)
-  AC_CHECK_FUNCS(strcasecmp setenv strchr strdup strncasecmp strrchr strstr)
+  AC_CHECK_FUNCS(memmove mempcpy memset putenv random rename rindex sigsetmask)
+  AC_CHECK_FUNCS(strcasecmp setenv stpcpy stpncpy strchr strdup strncasecmp strrchr strstr)
   AC_CHECK_FUNCS(strtod strtol strtoul tmpnam vasprintf vfprintf vprintf)
   AC_CHECK_FUNCS(vsprintf waitpid getrusage on_exit psignal strerror strsignal)
   AC_CHECK_FUNCS(sysconf times sbrk gettimeofday ffs)
diff --git a/libiberty/functions.texi b/libiberty/functions.texi
index 2c7b9e1..bb35549 100644
--- a/libiberty/functions.texi
+++ b/libiberty/functions.texi
@@ -398,7 +398,7 @@ and a path ending in @code{/} returns the empty string after it.
 Given a pointer to a string containing a pathname, returns a canonical
 version of the filename.  Symlinks will be resolved, and ``.'' and ``..''
 components will be simplified.  The returned value will be allocated using
-@code{xmalloc} or @code{malloc}.
+@code{malloc}, or @code{NULL} will be returned on a memory allocation error.
 
 @end deftypefn
 
@@ -476,6 +476,14 @@ Copies @var{count} bytes from memory area @var{from} to memory area
 
 @end deftypefn
 
+@c mempcpy.c:23
+@deftypefn Supplemental void* mempcpy (void *@var{out}, const void *@var{in}, size_t @var{length})
+
+Copies @var{length} bytes from memory region @var{in} to region
+@var{out}.  Returns a pointer to @var{out} + @var{length}.
+
+@end deftypefn
+
 @c memset.c:6
 @deftypefn Supplemental void* memset (void *@var{s}, int @var{c}, size_t @var{count})
 
@@ -674,6 +682,24 @@ valid until at least the next call.
 
 @end deftypefn
 
+@c stpcpy.c:23
+@deftypefn Supplemental char* stpcpy (char *@var{dst}, const char *@var{src})
+
+Copies the string @var{src} into @var{dst}.  Returns a pointer to
+@var{dst} + strlen(@var{src}).
+
+@end deftypefn
+
+@c stpncpy.c:23
+@deftypefn Supplemental char* stpncpy (char *@var{dst}, const char *@var{src}, size_t @var{len})
+
+Copies the string @var{src} into @var{dst}, copying exactly @var{len}
+and padding with zeros if necessary.  If @var{len} < strlen(@var{src})
+then return @var{dst} + @var{len}, otherwise returns @var{dst} +
+strlen(@var{src}).
+
+@end deftypefn
+
 @c strcasecmp.c:15
 @deftypefn Supplemental int strcasecmp (const char *@var{s1}, const char *@var{s2})
 
diff --git a/libiberty/mempcpy.c b/libiberty/mempcpy.c
new file mode 100644
index 0000000..b0dccfa
--- /dev/null
+++ b/libiberty/mempcpy.c
@@ -0,0 +1,48 @@
+/* Implement the mempcpy function.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>.
+
+This file is part of the libiberty library.
+Libiberty is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+Libiberty is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with libiberty; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/*
+
+@deftypefn Supplemental void* mempcpy (void *@var{out}, const void *@var{in}, size_t @var{length})
+
+Copies @var{length} bytes from memory region @var{in} to region
+@var{out}.  Returns a pointer to @var{out} + @var{length}.
+
+@end deftypefn
+
+*/
+
+#include <ansidecl.h>
+#ifdef ANSI_PROTOTYPES
+#include <stddef.h>
+#else
+#define size_t unsigned long
+#endif
+
+extern PTR memcpy PARAMS ((PTR, const PTR, size_t));
+
+PTR
+mempcpy (dst, src, len)
+     PTR dst;
+     const PTR src;
+     size_t len;
+{
+  return (char *) memcpy (dst, src, len) + len;
+}
diff --git a/libiberty/stpcpy.c b/libiberty/stpcpy.c
new file mode 100644
index 0000000..a589642
--- /dev/null
+++ b/libiberty/stpcpy.c
@@ -0,0 +1,49 @@
+/* Implement the stpcpy function.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>.
+
+This file is part of the libiberty library.
+Libiberty is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+Libiberty is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with libiberty; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/*
+
+@deftypefn Supplemental char* stpcpy (char *@var{dst}, const char *@var{src})
+
+Copies the string @var{src} into @var{dst}.  Returns a pointer to
+@var{dst} + strlen(@var{src}).
+
+@end deftypefn
+
+*/
+
+#include <ansidecl.h>
+#ifdef ANSI_PROTOTYPES
+#include <stddef.h>
+#else
+#define size_t unsigned long
+#endif
+
+extern size_t strlen PARAMS ((const char *));
+extern PTR memcpy PARAMS ((PTR, const PTR, size_t));
+
+char *
+stpcpy (dst, src)
+     char *dst;
+     const char *src;
+{
+  const size_t len = strlen (src);
+  return (char *) memcpy (dst, src, len + 1) + len;
+}
diff --git a/libiberty/stpncpy.c b/libiberty/stpncpy.c
new file mode 100644
index 0000000..0984340
--- /dev/null
+++ b/libiberty/stpncpy.c
@@ -0,0 +1,54 @@
+/* Implement the stpncpy function.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>.
+
+This file is part of the libiberty library.
+Libiberty is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+Libiberty is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with libiberty; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/*
+
+@deftypefn Supplemental char* stpncpy (char *@var{dst}, const char *@var{src}, size_t @var{len})
+
+Copies the string @var{src} into @var{dst}, copying exactly @var{len}
+and padding with zeros if necessary.  If @var{len} < strlen(@var{src})
+then return @var{dst} + @var{len}, otherwise returns @var{dst} +
+strlen(@var{src}).
+
+@end deftypefn
+
+*/
+
+#include <ansidecl.h>
+#ifdef ANSI_PROTOTYPES
+#include <stddef.h>
+#else
+#define size_t unsigned long
+#endif
+
+extern size_t strlen PARAMS ((const char *));
+extern PTR strncpy PARAMS ((char *, const char *, size_t));
+
+char *
+stpncpy (dst, src, len)
+     char *dst;
+     const char *src;
+     size_t len;
+{
+  size_t n = strlen (src);
+  if (n > len)
+    n = len;
+  return strncpy (dst, src, len) + n;
+}