Sync from gnulib.

2 files changed, 57 insertions, 30 deletions

diff --git a/config/ChangeLog b/config/ChangeLog
index 91a02f088..86c22ff0b 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2005-03-20  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* config.rpath: Sync from gnulib.
+
 2005-02-25  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* config.guess, config.sub, depcomp, install-sh, mdate-sh, missing,
diff --git a/config/config.rpath b/config/config.rpath
index 4db13e50f..3f1bef34a 100755
--- a/config/config.rpath
+++ b/config/config.rpath
@@ -2,28 +2,13 @@
 # Output a system dependent set of variables, describing how to set the
 # run time search path of shared libraries in an executable.
 #
-#   Copyright 1996-2003 Free Software Foundation, Inc.
+#   Copyright 1996-2005 Free Software Foundation, Inc.
 #   Taken from GNU libtool, 2001
 #   Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 #
-#   This program is free software; you can redistribute it and/or modify
-#   it under the terms of the GNU General Public License as published by
-#   the Free Software Foundation; either version 2 of the License, or
-#   (at your option) any later version.
-#
-#   This program 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
-#   General Public License for more details.
-#
-#   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.
-#
-#   As a special exception to the GNU General Public License, if you
-#   distribute this file as part of a program that contains a
-#   configuration script generated by Autoconf, you may include it under
-#   the same distribution terms that you use for the rest of that program.
+#   This file is free software; the Free Software Foundation gives
+#   unlimited permission to copy and/or distribute it, with or without
+#   modifications, as long as this notice is preserved.
 #
 # The first argument passed to this file is the canonical host specification,
 #    CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
@@ -50,6 +35,8 @@ host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
+cc_basename=`echo "$CC" | sed -e 's%^.*/%%'`
+
 # Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC.
 
 wl=
@@ -60,6 +47,13 @@ else
     aix*)
       wl='-Wl,'
       ;;
+    darwin*)
+      case "$cc_basename" in
+        xlc*)
+          wl='-Wl,'
+          ;;
+      esac
+      ;;
     mingw* | pw32* | os2*)
       ;;
     hpux9* | hpux10* | hpux11*)
@@ -71,13 +65,19 @@ else
     newsos6)
       ;;
     linux*)
-      case $CC in
-        icc|ecc)
+      case $cc_basename in
+        icc* | ecc*)
+          wl='-Wl,'
+          ;;
+        pgcc | pgf77 | pgf90)
           wl='-Wl,'
           ;;
-        ccc)
+        ccc*)
           wl='-Wl,'
           ;;
+        como)
+          wl='-lopt='
+          ;;
       esac
       ;;
     osf3* | osf4* | osf5*)
@@ -96,6 +96,9 @@ else
       ;;
     sysv4*MP*)
       ;;
+    unicos*)
+      wl='-Wl,'
+      ;;
     uts4*)
       ;;
   esac
@@ -138,7 +141,7 @@ if test "$with_gnu_ld" = yes; then
       # that the semantics of dynamic libraries on AmigaOS, at least up
       # to version 4, is to share data among multiple programs linked
       # with the same dynamic library.  Since this doesn't match the
-      # behavior of shared libraries on other platforms, we can use
+      # behavior of shared libraries on other platforms, we cannot use
       # them.
       ld_shlibs=no
       ;;
@@ -173,6 +176,13 @@ if test "$with_gnu_ld" = yes; then
     sunos4*)
       hardcode_direct=yes
       ;;
+    linux*)
+      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
+        :
+      else
+        ld_shlibs=no
+      fi
+      ;;
     *)
       if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
         :
@@ -266,7 +276,7 @@ else
       # see comment about different semantics on the GNU ld section
       ld_shlibs=no
       ;;
-    bsdi4*)
+    bsdi[45]*)
       ;;
     cygwin* | mingw* | pw32*)
       # When not using gcc, we currently assume that we are using
@@ -277,8 +287,17 @@ else
       libext=lib
       ;;
     darwin* | rhapsody*)
-      if $CC -v 2>&1 | grep 'Apple' >/dev/null ; then
-        hardcode_direct=no
+      hardcode_direct=no
+      if test "$GCC" = yes ; then
+        :
+      else
+        case "$cc_basename" in
+          xlc*)
+            ;;
+          *)
+            ld_shlibs=no
+            ;;
+        esac
       fi
       ;;
     dgux*)
@@ -295,7 +314,7 @@ else
       hardcode_direct=yes
       hardcode_minus_L=yes
       ;;
-    freebsd*)
+    freebsd* | kfreebsd*-gnu | dragonfly*)
       hardcode_libdir_flag_spec='-R$libdir'
       hardcode_direct=yes
       ;;
@@ -438,7 +457,7 @@ case "$host_os" in
     ;;
   beos*)
     ;;
-  bsdi4*)
+  bsdi[45]*)
     ;;
   cygwin* | mingw* | pw32*)
     shrext=.dll
@@ -450,6 +469,8 @@ case "$host_os" in
     ;;
   freebsd1*)
     ;;
+  kfreebsd*-gnu)
+    ;;
   freebsd*)
     ;;
   gnu*)
@@ -486,11 +507,13 @@ case "$host_os" in
     ;;
   linux*)
     ;;
+  knetbsd*-gnu)
+    ;;
   netbsd*)
     ;;
   newsos6)
     ;;
-  nto-qnx)
+  nto-qnx*)
     ;;
   openbsd*)
     ;;
@@ -519,7 +542,7 @@ escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
 shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
 escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
 
-sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
+LC_ALL=C sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
 
 # How to pass a linker flag through the compiler.
 wl="$escaped_wl"