Mainline merge as of 2003-02-23.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/tree-ssa-20020619-branch@63336 138bc75d-0d04-0410-961f-82ee72b054a4

9 files changed, 516 insertions, 143 deletions

diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 57acfc068eb..a72af02d94c 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,100 @@
+2003-02-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* configure.in: Check for sys/systemcfg.h and
+	_system_configuration.
+	* physmem.c: Add support for AIX.  Tweek formatting as per
+	upstream coreutils beta.
+
+2003-02-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+	    Richard Earnshaw  <rearnsha@arm.com>
+	    Geoffrey Keating  <geoffk@apple.com>
+	
+	* configure.in: Check for sys/sysctl.h and sysctl.
+	* physmem.c: Add support for *bsd and darwin.
+	* Makefile.in: Generate depedency for physmem.o.
+
+2003-02-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* physmem.c (physmem_total) [HAVE_GETSYSINFO]: Use getsysinfo on
+	Tru64 UNIX.
+	(physmem_available) [HAVE_TABLE && HAVE_SYS_TABLE_H]: Use table on
+	Tru64 UNIX.
+
+	* configure.in (AC_CHECK_HEADERS): Check for sys/sysinfo.h,
+	machine/hal_sysinfo.h, sys/table.h.
+	(checkfuncs, AC_CHECKFUNCS): Check for getsysinfo, table.
+	* configure, config.in: Regenerate.
+
+2003-02-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* configure.in: Check for sys/sysmp.h and sysmp.
+	* physmem.c: Pull upstream copy, add support for irix6.
+
+	* config.in, configure: Regenerated.
+
+2003-02-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* physmem.c (physmem_total, physmem_available): De-ANSI-fy.
+	* configure.in (AC_CHECK_FUNCS): Add pstat_getstatic and
+	pstat_getdynamic.
+	
+2003-02-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* Makefile.in (CFILES): Add physmem.c.
+	(REQUIRED_OFILES): Add physmem.o.
+	* configure.in: Check for sys/pstat.h.
+	(checkfuncs): Add pstat_getstatic and pstat_getdynamic.
+	* physmem.c: New file, copied from textutils.
+
+	* config.in, configure: Regenerated.
+
+2003-02-20  Daniel Jacobowitz  <drow@mvista.com>
+
+	* Makefile.in (CFILES): Add lrealpath.c.
+	(REQUIRED_OFILES): Add lrealpath.o.
+	(lrealpath.o): Add rule.
+	* aclocal.m4 (libiberty_NEED_DECLARATION): Add.
+	* configure.in: Add realpath and canonicalize_file_name to
+	checkfuncs and AC_CHECK_FUNCS.  Use libiberty_NEED_DECLARATION
+	for canonicalize_file_name.
+	* lrealpath.c: New file.
+	* make-relative-prefix.c: Update documentation.
+	(make_relative_prefix): Simplify.  Use lbasename and lrealpath.
+	* config.in: Regenerated.
+	* configure: Regenerated.
+	* functions.texi: Regenerated.
+
+2003-02-20  jmc  <jmc@prioris.mini.pw.edu.pl>
+
+	* cplus_dem.c: Fix typo: intializes -> initializes.
+
+2003-02-20  Alexandre Oliva  <aoliva@redhat.com>
+
+	* configure.in: Propagate ORIGINAL_LD_FOR_MULTILIBS to
+	config.status.
+	* configure: Rebuilt.
+
+2003-02-13  Daniel Jacobowitz  <drow@mvista.com>
+
+	Fix PR c++/7612.
+	* cplus-dem.c (demangle_signature): Call string_delete.
+	Remove extra string_init.
+	(demangle_arm_hp_template): Call string_delete instead of
+	string_clear.  Add missing string_delete call.
+	(demangle_qualified): Add missing string_delete call.
+	(do_type): Remove unused variable btype.  Add missing string_delete
+	call.  Call string_delete instead of string_clear.
+	(demangle_fund_type): Move variable btype inside of the switch
+	statement.  Add missing string_delete call.
+	(do_arg): Call string_delete instead of string_clear.  Remove extra
+	string_init.
+	(demangle_nested_args): Free work->previous_argument.
+
+2003-02-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* acconfig.h: New file.  Add uintptr_t.
+	* config.in: Regenerated.
+
 2003-02-04  Joseph S. Myers  <jsm@polyomino.org.uk>
 
 	* libiberty.texi: Update to GFDL 1.2.
diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index 761c674c40e..064179669bd 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -137,6 +137,7 @@ CFILES = alloca.c argv.c asprintf.c atexit.c				\
 	hashtab.c hex.c							\
 	index.c insque.c						\
 	lbasename.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						\
@@ -144,7 +145,7 @@ CFILES = alloca.c argv.c asprintf.c atexit.c				\
 	partition.c							\
 	 pex-djgpp.c pex-mpw.c pex-msdos.c pex-os2.c			\
 	 pex-unix.c pex-win32.c						\
-         putenv.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		\
@@ -165,10 +166,11 @@ REQUIRED_OFILES = regex.o cplus-dem.o cp-demangle.o md5.o		\
 	getopt.o getopt1.o getpwd.o getruntime.o			\
 	hashtab.o hex.o							\
 	lbasename.o							\
+	lrealpath.o							\
 	make-relative-prefix.o						\
 	make-temp-file.o						\
 	objalloc.o obstack.o						\
-	partition.o @pexecute@						\
+	partition.o physmem.o @pexecute@						\
 	safe-ctype.o sort.o spaces.o splay-tree.o strerror.o		\
 	 strsignal.o							\
 	ternary.o							\
@@ -443,6 +445,7 @@ hashtab.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/hashtab.h \
 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-temp-file.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
 md5.o: config.h $(INCDIR)/ansidecl.h $(INCDIR)/md5.h
@@ -463,6 +466,7 @@ pex-msdos.o: config.h pex-common.h $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.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
 putenv.o: config.h $(INCDIR)/ansidecl.h
 random.o: $(INCDIR)/ansidecl.h
 regex.o: config.h $(INCDIR)/xregex.h $(INCDIR)/xregex2.h
diff --git a/libiberty/aclocal.m4 b/libiberty/aclocal.m4
index 103e246de7e..6c5dc6ac64b 100644
--- a/libiberty/aclocal.m4
+++ b/libiberty/aclocal.m4
@@ -87,6 +87,35 @@ then AC_DEFINE(NEED_DECLARATION_ERRNO, 1,
 fi
 ])
 
+dnl See whether we need a declaration for a function.
+AC_DEFUN(libiberty_NEED_DECLARATION,
+[AC_MSG_CHECKING([whether $1 must be declared])
+AC_CACHE_VAL(libiberty_cv_decl_needed_$1,
+[AC_TRY_COMPILE([
+#include "confdefs.h"
+#include <stdio.h>
+#ifdef HAVE_STRING_H
+#include <string.h>
+#else
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif],
+[char *(*pfn) = (char *(*)) $1],
+libiberty_cv_decl_needed_$1=no, libiberty_cv_decl_needed_$1=yes)])
+AC_MSG_RESULT($libiberty_cv_decl_needed_$1)
+if test $libiberty_cv_decl_needed_$1 = yes; then
+  AC_DEFINE([NEED_DECLARATION_]translit($1, [a-z], [A-Z]), 1,
+            [Define if $1 is not declared in system header files.])
+fi
+])dnl
+
 # FIXME: We temporarily define our own version of AC_PROG_CC.  This is
 # copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
 # are probably using a cross compiler, which will not be able to fully
diff --git a/libiberty/config.in b/libiberty/config.in
index e06bbce857d..f0e174696cb 100644
--- a/libiberty/config.in
+++ b/libiberty/config.in
@@ -1,4 +1,4 @@
-/* config.in.  Generated automatically from configure.in by autoheader 2.13.  */
+/* config.in.  Generated automatically from configure.in by autoheader.  */
 
 /* Define to empty if the keyword does not work.  */
 #undef const
@@ -15,6 +15,9 @@
 /* Define as __inline if that's what the C compiler calls it.  */
 #undef inline
 
+/* Define if your C compiler doesn't accept -c and -o together.  */
+#undef NO_MINUS_C_MINUS_O
+
 /* Define to `int' if <sys/types.h> doesn't define.  */
 #undef pid_t
 
@@ -30,6 +33,9 @@
 /* Define vfork as fork if vfork does not work.  */
 #undef vfork
 
+/* Define to `unsigned long' if <sys/types.h> doesn't define.  */
+#undef uintptr_t
+
 /* Define if you have the _doprnt function.  */
 #undef HAVE__DOPRNT
 
@@ -57,6 +63,9 @@
 /* Define if you have the calloc function.  */
 #undef HAVE_CALLOC
 
+/* Define if you have the canonicalize_file_name function.  */
+#undef HAVE_CANONICALIZE_FILE_NAME
+
 /* Define if you have the clock function.  */
 #undef HAVE_CLOCK
 
@@ -72,6 +81,9 @@
 /* Define if you have the getrusage function.  */
 #undef HAVE_GETRUSAGE
 
+/* Define if you have the getsysinfo function.  */
+#undef HAVE_GETSYSINFO
+
 /* Define if you have the gettimeofday function.  */
 #undef HAVE_GETTIMEOFDAY
 
@@ -105,12 +117,21 @@
 /* Define if you have the psignal function.  */
 #undef HAVE_PSIGNAL
 
+/* Define if you have the pstat_getdynamic function.  */
+#undef HAVE_PSTAT_GETDYNAMIC
+
+/* Define if you have the pstat_getstatic function.  */
+#undef HAVE_PSTAT_GETSTATIC
+
 /* Define if you have the putenv function.  */
 #undef HAVE_PUTENV
 
 /* Define if you have the random function.  */
 #undef HAVE_RANDOM
 
+/* Define if you have the realpath function.  */
+#undef HAVE_REALPATH
+
 /* Define if you have the rename function.  */
 #undef HAVE_RENAME
 
@@ -162,6 +183,15 @@
 /* Define if you have the sysconf function.  */
 #undef HAVE_SYSCONF
 
+/* Define if you have the sysctl function.  */
+#undef HAVE_SYSCTL
+
+/* Define if you have the sysmp function.  */
+#undef HAVE_SYSMP
+
+/* Define if you have the table function.  */
+#undef HAVE_TABLE
+
 /* Define if you have the times function.  */
 #undef HAVE_TIMES
 
@@ -192,6 +222,9 @@
 /* Define if you have the <limits.h> header file.  */
 #undef HAVE_LIMITS_H
 
+/* Define if you have the <machine/hal_sysinfo.h> header file.  */
+#undef HAVE_MACHINE_HAL_SYSINFO_H
+
 /* Define if you have the <stdlib.h> header file.  */
 #undef HAVE_STDLIB_H
 
@@ -210,12 +243,30 @@
 /* Define if you have the <sys/param.h> header file.  */
 #undef HAVE_SYS_PARAM_H
 
+/* Define if you have the <sys/pstat.h> header file.  */
+#undef HAVE_SYS_PSTAT_H
+
 /* Define if you have the <sys/resource.h> header file.  */
 #undef HAVE_SYS_RESOURCE_H
 
 /* Define if you have the <sys/stat.h> header file.  */
 #undef HAVE_SYS_STAT_H
 
+/* Define if you have the <sys/sysctl.h> header file.  */
+#undef HAVE_SYS_SYSCTL_H
+
+/* Define if you have the <sys/sysinfo.h> header file.  */
+#undef HAVE_SYS_SYSINFO_H
+
+/* Define if you have the <sys/sysmp.h> header file.  */
+#undef HAVE_SYS_SYSMP_H
+
+/* Define if you have the <sys/systemcfg.h> header file.  */
+#undef HAVE_SYS_SYSTEMCFG_H
+
+/* Define if you have the <sys/table.h> header file.  */
+#undef HAVE_SYS_TABLE_H
+
 /* Define if you have the <sys/time.h> header file.  */
 #undef HAVE_SYS_TIME_H
 
@@ -240,6 +291,9 @@
 /* Define if you have the sys_siglist variable. */
 #undef HAVE_SYS_SIGLIST
 
+/* Define if you have the _system_configuration variable. */
+#undef HAVE__SYSTEM_CONFIGURATION
+
 /* Define to one of _getb67, GETB67, getb67 for Cray-2 and Cray-YMP
    systems. This function is required for alloca.c support on those
    systems. */
@@ -252,3 +306,6 @@
         STACK_DIRECTION = 0 => direction of growth unknown */
 #undef STACK_DIRECTION
 
+/* Define if canonicalize_file_name is not declared in system header files. */
+#undef NEED_DECLARATION_CANONICALIZE_FILE_NAME
+
diff --git a/libiberty/configure b/libiberty/configure
index 86037aebbe5..3f46ebfc38f 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -1356,7 +1356,7 @@ else
 fi
 echo "$ac_t""$CPP" 1>&6
 
-for ac_hdr in sys/file.h sys/param.h limits.h stdlib.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h
+for ac_hdr in sys/file.h sys/param.h limits.h stdlib.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
@@ -1735,9 +1735,11 @@ funcs="$funcs waitpid"
 
 # Also in the old function.def file: alloca, vfork, getopt.
 
-vars="sys_errlist sys_nerr sys_siglist"
+vars="sys_errlist sys_nerr sys_siglist _system_configuration"
 
 checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
+checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp"
+checkfuncs="$checkfuncs getsysinfo table sysctl"
 
 # These are neither executed nor required, but they help keep
 # autoheader happy without adding a bunch of text to acconfig.h.
@@ -1745,12 +1747,12 @@ 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:1749: checking for $ac_func" >&5
+echo "configure:1751: 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 1754 "configure"
+#line 1756 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1773,7 +1775,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1777: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1779: \"$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
@@ -1800,12 +1802,12 @@ 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:1804: checking for $ac_func" >&5
+echo "configure:1806: 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 1809 "configure"
+#line 1811 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1828,7 +1830,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1832: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1834: \"$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
@@ -1855,12 +1857,12 @@ done
   for ac_func in memmove memset putenv random rename rindex sigsetmask
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1859: checking for $ac_func" >&5
+echo "configure:1861: 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 1864 "configure"
+#line 1866 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1883,7 +1885,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1887: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1889: \"$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
@@ -1910,12 +1912,12 @@ done
   for ac_func in strcasecmp setenv strchr strdup strncasecmp strrchr strstr
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1914: checking for $ac_func" >&5
+echo "configure:1916: 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 1919 "configure"
+#line 1921 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1938,7 +1940,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1944: \"$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
@@ -1965,12 +1967,12 @@ 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:1969: checking for $ac_func" >&5
+echo "configure:1971: 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 1974 "configure"
+#line 1976 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1993,7 +1995,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1997: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1999: \"$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
@@ -2020,12 +2022,12 @@ 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:2024: checking for $ac_func" >&5
+echo "configure:2026: 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 2029 "configure"
+#line 2031 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2048,7 +2050,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2052: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2054: \"$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
@@ -2075,12 +2077,12 @@ done
   for ac_func in sysconf times sbrk gettimeofday ffs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2079: checking for $ac_func" >&5
+echo "configure:2081: 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 2084 "configure"
+#line 2086 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2103,7 +2105,117 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2109: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+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:2136: 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 2141 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:2164: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+  for ac_func in realpath canonicalize_file_name
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:2191: 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 2196 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:2219: \"$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
@@ -2139,6 +2251,10 @@ EOF
 #define HAVE_SYS_SIGLIST 1
 EOF
 
+  cat >> confdefs.h <<\EOF
+#define HAVE__SYSTEM_CONFIGURATION 1
+EOF
+
 fi
 
 # For each of these functions, if the host does not provide the
@@ -2333,7 +2449,7 @@ 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""... $ac_c" 1>&6
-echo "configure:2337: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:2453: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -2344,12 +2460,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 2348 "configure"
+#line 2464 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:2353: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2469: \"$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
@@ -2375,19 +2491,19 @@ 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""... $ac_c" 1>&6
-echo "configure:2379: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:2495: checking whether the C compiler ($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:2386: checking for $ac_func" >&5
+echo "configure:2502: 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 2391 "configure"
+#line 2507 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2410,7 +2526,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2530: \"$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
@@ -2437,12 +2553,12 @@ done
 
 
   echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:2441: checking whether alloca needs Cray hooks" >&5
+echo "configure:2557: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2446 "configure"
+#line 2562 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -2467,12 +2583,12 @@ 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:2471: checking for $ac_func" >&5
+echo "configure:2587: 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 2476 "configure"
+#line 2592 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2495,7 +2611,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2499: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2615: \"$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
@@ -2521,7 +2637,7 @@ fi
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:2525: checking stack direction for C alloca" >&5
+echo "configure:2641: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2529,7 +2645,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 2533 "configure"
+#line 2649 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -2548,7 +2664,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:2552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2668: \"$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
@@ -2570,17 +2686,17 @@ EOF
 
   ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for vfork.h""... $ac_c" 1>&6
-echo "configure:2574: checking for vfork.h" >&5
+echo "configure:2690: checking for vfork.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2579 "configure"
+#line 2695 "configure"
 #include "confdefs.h"
 #include <vfork.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2584: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2700: \"$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*
@@ -2605,18 +2721,18 @@ else
 fi
 
 echo $ac_n "checking for working vfork""... $ac_c" 1>&6
-echo "configure:2609: checking for working vfork" >&5
+echo "configure:2725: checking for working vfork" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:2615: checking for vfork" >&5
+echo "configure:2731: checking for vfork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2620 "configure"
+#line 2736 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vfork(); below.  */
@@ -2639,7 +2755,7 @@ vfork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2643: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2759: \"$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
@@ -2661,7 +2777,7 @@ fi
 ac_cv_func_vfork_works=$ac_cv_func_vfork
 else
   cat > conftest.$ac_ext <<EOF
-#line 2665 "configure"
+#line 2781 "configure"
 #include "confdefs.h"
 /* Thanks to Paul Eggert for this test.  */
 #include <stdio.h>
@@ -2756,7 +2872,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:2760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2876: \"$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
@@ -2788,12 +2904,12 @@ fi
     for ac_func in _doprnt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2792: checking for $ac_func" >&5
+echo "configure:2908: 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 2797 "configure"
+#line 2913 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2816,7 +2932,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2820: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2936: \"$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
@@ -2846,12 +2962,12 @@ done
     for ac_func in _doprnt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2850: checking for $ac_func" >&5
+echo "configure:2966: 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 2855 "configure"
+#line 2971 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2874,7 +2990,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2878: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2994: \"$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
@@ -2902,19 +3018,19 @@ done
 
   for v in $vars; do
     echo $ac_n "checking for $v""... $ac_c" 1>&6
-echo "configure:2906: checking for $v" >&5
+echo "configure:3022: 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 2911 "configure"
+#line 3027 "configure"
 #include "confdefs.h"
 int *p;
 int main() {
 extern int $v []; p = $v;
 ; return 0; }
 EOF
-if { (eval echo configure:2918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3034: \"$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
@@ -2940,12 +3056,12 @@ EOF
   for ac_func in $checkfuncs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2944: checking for $ac_func" >&5
+echo "configure:3060: 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 2949 "configure"
+#line 3065 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2968,7 +3084,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3088: \"$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
@@ -2992,6 +3108,54 @@ else
 fi
 done
 
+  echo $ac_n "checking whether canonicalize_file_name must be declared""... $ac_c" 1>&6
+echo "configure:3113: checking whether canonicalize_file_name must be declared" >&5
+if eval "test \"`echo '$''{'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 3118 "configure"
+#include "confdefs.h"
+
+#include "confdefs.h"
+#include <stdio.h>
+#ifdef HAVE_STRING_H
+#include <string.h>
+#else
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+int main() {
+char *(*pfn) = (char *(*)) canonicalize_file_name
+; return 0; }
+EOF
+if { (eval echo configure:3140: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  libiberty_cv_decl_needed_canonicalize_file_name=no
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  libiberty_cv_decl_needed_canonicalize_file_name=yes
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$libiberty_cv_decl_needed_canonicalize_file_name" 1>&6
+if test $libiberty_cv_decl_needed_canonicalize_file_name = yes; then
+  cat >> confdefs.h <<\EOF
+#define NEED_DECLARATION_CANONICALIZE_FILE_NAME 1
+EOF
+
+fi
+
 fi
 
 # Figure out which version of pexecute to use.
@@ -3004,21 +3168,21 @@ case "${host}" in
 esac
 
 
-for ac_hdr in stdlib.h unistd.h sys/stat.h sys/types.h
+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:3012: checking for $ac_hdr" >&5
+echo "configure:3176: 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 3017 "configure"
+#line 3181 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3022: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3186: \"$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*
@@ -3047,12 +3211,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3051: checking for $ac_func" >&5
+echo "configure:3215: 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 3056 "configure"
+#line 3220 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3075,7 +3239,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3079: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3243: \"$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
@@ -3100,7 +3264,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:3104: checking for working mmap" >&5
+echo "configure:3268: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3108,7 +3272,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3112 "configure"
+#line 3276 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -3136,24 +3300,11 @@ else
 #include <fcntl.h>
 #include <sys/mman.h>
 
-#if HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-
-#if HAVE_STDLIB_H
-# include <stdlib.h>
-#endif
-
-#if HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
 /* This mess was copied from the GNU getpagesize.h.  */
 #ifndef HAVE_GETPAGESIZE
+# ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+# endif
 
 /* Assume that all systems that can run configure have sys/param.h.  */
 # ifndef HAVE_SYS_PARAM_H
@@ -3261,7 +3412,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3416: \"$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
@@ -3285,7 +3436,7 @@ fi
 
 
 echo $ac_n "checking for working strncmp""... $ac_c" 1>&6
-echo "configure:3289: checking for working strncmp" >&5
+echo "configure:3440: checking for working strncmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strncmp_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3293,7 +3444,7 @@ else
   ac_cv_func_strncmp_works=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3297 "configure"
+#line 3448 "configure"
 #include "confdefs.h"
 
 /* Test by Jim Wilson and Kaveh Ghazi.
@@ -3357,7 +3508,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:3361: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3512: \"$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
@@ -3772,6 +3923,7 @@ with_build_subdir=${with_build_subdir}
 with_multisubdir=${with_multisubdir}
 ac_configure_args="--enable-multilib ${ac_configure_args}"
 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
 libiberty_topdir=${libiberty_topdir}
 
 EOF
diff --git a/libiberty/configure.in b/libiberty/configure.in
index 1329f1352d6..5b38660f10b 100644
--- a/libiberty/configure.in
+++ b/libiberty/configure.in
@@ -142,7 +142,7 @@ AC_SUBST_FILE(host_makefile_frag)
 # It's OK to check for header files.  Although the compiler may not be
 # able to link anything, it had better be able to at least compile
 # something.
-AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h)
 AC_HEADER_SYS_WAIT
 AC_HEADER_TIME
 
@@ -204,9 +204,11 @@ funcs="$funcs waitpid"
 
 # Also in the old function.def file: alloca, vfork, getopt.
 
-vars="sys_errlist sys_nerr sys_siglist"
+vars="sys_errlist sys_nerr sys_siglist _system_configuration"
 
 checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
+checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp"
+checkfuncs="$checkfuncs getsysinfo table sysctl"
 
 # These are neither executed nor required, but they help keep
 # autoheader happy without adding a bunch of text to acconfig.h.
@@ -218,9 +220,12 @@ if test "x" = "y"; then
   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)
+  AC_CHECK_FUNCS(pstat_getstatic pstat_getdynamic sysmp getsysinfo table sysctl)
+  AC_CHECK_FUNCS(realpath canonicalize_file_name)
   AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
   AC_DEFINE(HAVE_SYS_NERR,    1, [Define if you have the sys_nerr variable.])
   AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])
+  AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, [Define if you have the _system_configuration variable.])
 fi
 
 # For each of these functions, if the host does not provide the
@@ -424,6 +429,7 @@ if test -z "${setobjs}"; then
     fi
   done
   AC_CHECK_FUNCS($checkfuncs)
+  libiberty_NEED_DECLARATION(canonicalize_file_name)
 fi
 
 # Figure out which version of pexecute to use.
@@ -466,5 +472,6 @@ with_build_subdir=${with_build_subdir}
 with_multisubdir=${with_multisubdir}
 ac_configure_args="--enable-multilib ${ac_configure_args}"
 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
 libiberty_topdir=${libiberty_topdir}
 )
diff --git a/libiberty/cplus-dem.c b/libiberty/cplus-dem.c
index f42d6181d40..0b5a3e0b29e 100644
--- a/libiberty/cplus-dem.c
+++ b/libiberty/cplus-dem.c
@@ -1064,7 +1064,7 @@ ada_demangle (mangled, option)
 /* This function performs most of what cplus_demangle use to do, but
    to be able to demangle a name with a B, K or n code, we need to
    have a longer term memory of what types have been seen. The original
-   now intializes and cleans up the squangle code info, while internal
+   now initializes and cleans up the squangle code info, while internal
    calls go directly to this routine to avoid resetting that info. */
 
 static char *
@@ -1429,6 +1429,7 @@ demangle_signature (work, mangled, declp)
 	      {
 		string_append (&s, SCOPE_STRING (work));
 		string_prepends (declp, &s);
+		string_delete (&s);
 	      }
 	    oldmangled = NULL;
 	    expect_func = 1;
@@ -1508,7 +1509,6 @@ demangle_signature (work, mangled, declp)
 	    {
 	      /* Read the return type. */
 	      string return_type;
-	      string_init (&return_type);
 
 	      (*mangled)++;
 	      success = do_type (work, mangled, &return_type);
@@ -2321,7 +2321,7 @@ demangle_arm_hp_template (work, mangled, n, declp)
       string_append (declp, "<");
       while (1)
         {
-          string_clear (&arg);
+          string_delete (&arg);
           switch (**mangled)
             {
               case 'T':
@@ -2378,7 +2378,7 @@ demangle_arm_hp_template (work, mangled, n, declp)
       string_append (declp, "<");
       /* should do error checking here */
       while (args < e) {
-	string_clear (&arg);
+	string_delete (&arg);
 
 	/* Check for type or literal here */
 	switch (*args)
@@ -2393,6 +2393,7 @@ demangle_arm_hp_template (work, mangled, n, declp)
 	      goto cfront_template_args_done;
             string_append (&arg, "(");
             string_appends (&arg, &type_str);
+            string_delete (&type_str);
             string_append (&arg, ")");
             if (*args != 'L')
               goto cfront_template_args_done;
@@ -3350,6 +3351,7 @@ demangle_qualified (work, mangled, result, isfuncname, append)
             }
           else
             {
+              string_delete (&last_name);
               success = do_type (work, mangled, &last_name);
               if (!success)
                 break;
@@ -3492,10 +3494,8 @@ do_type (work, mangled, result)
   string decl;
   const char *remembered_type;
   int type_quals;
-  string btype;
   type_kind_t tk = tk_none;
 
-  string_init (&btype);
   string_init (&decl);
   string_init (result);
 
@@ -3613,6 +3613,7 @@ do_type (work, mangled, result)
 		string temp;
 		do_type (work, mangled, &temp);
 		string_prepends (&decl, &temp);
+		string_delete (&temp);
 	      }
 	    else if (**mangled == 't')
 	      {
@@ -3623,7 +3624,7 @@ do_type (work, mangled, result)
 		if (success)
 		  {
 		    string_prependn (&decl, temp.b, temp.p - temp.b);
-		    string_clear (&temp);
+		    string_delete (&temp);
 		  }
 		else
 		  break;
@@ -3803,11 +3804,8 @@ demangle_fund_type (work, mangled, result)
   int success = 1;
   char buf[10];
   unsigned int dec = 0;
-  string btype;
   type_kind_t tk = tk_integral;
 
-  string_init (&btype);
-
   /* First pick off any type qualifiers.  There can be more than one.  */
 
   while (!done)
@@ -3979,8 +3977,11 @@ demangle_fund_type (work, mangled, result)
       }
     case 't':
       {
+        string btype;
+        string_init (&btype);
         success = demangle_template (work, mangled, &btype, 0, 1, 1);
         string_appends (result, &btype);
+        string_delete (&btype);
         break;
       }
     default:
@@ -4182,12 +4183,9 @@ do_arg (work, mangled, result)
      do not want to add additional types to the back-referenceable
      type vector when processing a repeated type.  */
   if (work->previous_argument)
-    string_clear (work->previous_argument);
+    string_delete (work->previous_argument);
   else
-    {
-      work->previous_argument = (string*) xmalloc (sizeof (string));
-      string_init (work->previous_argument);
-    }
+    work->previous_argument = (string*) xmalloc (sizeof (string));
 
   if (!do_type (work, mangled, work->previous_argument))
     return 0;
@@ -4551,7 +4549,10 @@ demangle_nested_args (work, mangled, declp)
 
   /* Restore the previous_argument field.  */
   if (work->previous_argument)
-    string_delete (work->previous_argument);
+    {
+      string_delete (work->previous_argument);
+      free ((char *) work->previous_argument);
+    }
   work->previous_argument = saved_previous_argument;
   --work->forgetting_types;
   work->nrepeats = saved_nrepeats;
diff --git a/libiberty/functions.texi b/libiberty/functions.texi
index 18b2480a781..2c7b9e1276a 100644
--- a/libiberty/functions.texi
+++ b/libiberty/functions.texi
@@ -392,19 +392,38 @@ and a path ending in @code{/} returns the empty string after it.
 
 @end deftypefn
 
-@c make-relative-prefix.c:24
-@deftypefn Extension {const char*} make_relative_prefix (const char *@var{progname}, const char *@var{bin_prefix}, const char *@var{prefix})
+@c lrealpath.c:25
+@deftypefn Replacement {const char*} lrealpath (const char *@var{name})
+
+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}.
 
-Given three strings @var{progname}, @var{bin_prefix}, @var{prefix}, return a string
-that gets to @var{prefix} starting with the directory portion of @var{progname} and
-a relative pathname of the difference between @var{bin_prefix} and @var{prefix}.
+@end deftypefn
 
-For example, if @var{bin_prefix} is @code{/alpha/beta/gamma/gcc/delta}, @var{prefix}
-is @code{/alpha/beta/gamma/omega/}, and @var{progname} is @code{/red/green/blue/gcc},
-then this function will return @code{/red/green/blue/../../omega/}.
+@c make-relative-prefix.c:24
+@deftypefn Extension {const char*} make_relative_prefix (const char *@var{progname}, const char *@var{bin_prefix}, const char *@var{prefix})
 
-The return value is normally allocated via @code{malloc}.  If no relative prefix
-can be found, return @code{NULL}.
+Given three paths @var{progname}, @var{bin_prefix}, @var{prefix},
+return the path that is in the same position relative to
+@var{progname}'s directory as @var{prefix} is relative to
+@var{bin_prefix}.  That is, a string starting with the directory
+portion of @var{progname}, followed by a relative pathname of the
+difference between @var{bin_prefix} and @var{prefix}.
+
+If @var{progname} does not contain any directory separators,
+@code{make_relative_prefix} will search @env{PATH} to find a program
+named @var{progname}.  Also, if @var{progname} is a symbolic link,
+the symbolic link will be resolved.
+
+For example, if @var{bin_prefix} is @code{/alpha/beta/gamma/gcc/delta},
+@var{prefix} is @code{/alpha/beta/gamma/omega/}, and @var{progname} is
+@code{/red/green/blue/gcc}, then this function will return
+@code{/red/green/blue/../../omega/}.
+
+The return value is normally allocated via @code{malloc}.  If no
+relative prefix can be found, return @code{NULL}.
 
 @end deftypefn
 
diff --git a/libiberty/make-relative-prefix.c b/libiberty/make-relative-prefix.c
index c208cdce024..dc4f8d5259d 100644
--- a/libiberty/make-relative-prefix.c
+++ b/libiberty/make-relative-prefix.c
@@ -23,16 +23,25 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 
 @deftypefn Extension {const char*} make_relative_prefix (const char *@var{progname}, const char *@var{bin_prefix}, const char *@var{prefix})
 
-Given three strings @var{progname}, @var{bin_prefix}, @var{prefix}, return a string
-that gets to @var{prefix} starting with the directory portion of @var{progname} and
-a relative pathname of the difference between @var{bin_prefix} and @var{prefix}.
-
-For example, if @var{bin_prefix} is @code{/alpha/beta/gamma/gcc/delta}, @var{prefix}
-is @code{/alpha/beta/gamma/omega/}, and @var{progname} is @code{/red/green/blue/gcc},
-then this function will return @code{/red/green/blue/../../omega/}.
-
-The return value is normally allocated via @code{malloc}.  If no relative prefix
-can be found, return @code{NULL}.
+Given three paths @var{progname}, @var{bin_prefix}, @var{prefix},
+return the path that is in the same position relative to
+@var{progname}'s directory as @var{prefix} is relative to
+@var{bin_prefix}.  That is, a string starting with the directory
+portion of @var{progname}, followed by a relative pathname of the
+difference between @var{bin_prefix} and @var{prefix}.
+
+If @var{progname} does not contain any directory separators,
+@code{make_relative_prefix} will search @env{PATH} to find a program
+named @var{progname}.  Also, if @var{progname} is a symbolic link,
+the symbolic link will be resolved.
+
+For example, if @var{bin_prefix} is @code{/alpha/beta/gamma/gcc/delta},
+@var{prefix} is @code{/alpha/beta/gamma/omega/}, and @var{progname} is
+@code{/red/green/blue/gcc}, then this function will return
+@code{/red/green/blue/../../omega/}.
+
+The return value is normally allocated via @code{malloc}.  If no
+relative prefix can be found, return @code{NULL}.
 
 @end deftypefn
 
@@ -223,19 +232,14 @@ make_relative_prefix (progname, bin_prefix, prefix)
   int prog_num, bin_num, prefix_num;
   int i, n, common;
   int needed_len;
-  char *ret, *ptr;
+  char *ret, *ptr, *full_progname = NULL;
 
   if (progname == NULL || bin_prefix == NULL || prefix == NULL)
     return NULL;
 
-  prog_dirs = split_directories (progname, &prog_num);
-  bin_dirs = split_directories (bin_prefix, &bin_num);
-  if (bin_dirs == NULL || prog_dirs == NULL)
-    return NULL;
-
   /* If there is no full pathname, try to find the program by checking in each
      of the directories specified in the PATH environment variable.  */
-  if (prog_num == 1)
+  if (lbasename (progname) == progname)
     {
       char *temp;
 
@@ -278,14 +282,7 @@ make_relative_prefix (progname, bin_prefix, prefix)
 #endif
 		      )
 		    {
-		      free_split_directories (prog_dirs);
 		      progname = nstore;
-		      prog_dirs = split_directories (progname, &prog_num);
-		      if (prog_dirs == NULL)
-			{
-			  free_split_directories (bin_dirs);
-			  return NULL;
-			}
 		      break;
 		    }
 
@@ -299,6 +296,16 @@ make_relative_prefix (progname, bin_prefix, prefix)
 	}
     }
 
+  full_progname = lrealpath (progname);
+  if (full_progname == NULL)
+    return NULL;
+
+  prog_dirs = split_directories (full_progname, &prog_num);
+  bin_dirs = split_directories (bin_prefix, &bin_num);
+  free (full_progname);
+  if (bin_dirs == NULL || prog_dirs == NULL)
+    return NULL;
+
   /* Remove the program name from comparison of directory names.  */
   prog_num--;