X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Flib-ld.m4;h=4e1374d9bcce3fc33048c3aee7f21f4bf89d9439;hb=33cfac68b39b6d6aad1046afa605fec41f95a1e5;hp=11d0ce773427a291e20709295a87ac98df60f0ce;hpb=6f118d896a369291be3024f30f93cf5c83c4fd60;p=gnulib.git

diff --git a/m4/lib-ld.m4 b/m4/lib-ld.m4
index 11d0ce773..4e1374d9b 100644
--- a/m4/lib-ld.m4
+++ b/m4/lib-ld.m4
@@ -1,10 +1,8 @@
-# lib-ld.m4 serial 2 (gettext-0.12)
-dnl Copyright (C) 1996-2003 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License.  As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# lib-ld.m4 serial 5 (gettext-0.18.2)
+dnl Copyright (C) 1996-2003, 2009-2012 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
 
 dnl Subroutines of libtool.m4,
 dnl with replacements s/AC_/AC_LIB/ and s/lt_cv/acl_cv/ to avoid collision
@@ -12,19 +10,20 @@ dnl with libtool.m4.
 
 dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no.
 AC_DEFUN([AC_LIB_PROG_LD_GNU],
-[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld,
+[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], [acl_cv_prog_gnu_ld],
 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
-if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
-  acl_cv_prog_gnu_ld=yes
-else
-  acl_cv_prog_gnu_ld=no
-fi])
+case `$LD -v 2>&1 </dev/null` in
+*GNU* | *'with BFD'*)
+  acl_cv_prog_gnu_ld=yes ;;
+*)
+  acl_cv_prog_gnu_ld=no ;;
+esac])
 with_gnu_ld=$acl_cv_prog_gnu_ld
 ])
 
 dnl From libtool-1.4. Sets the variable LD.
 AC_DEFUN([AC_LIB_PROG_LD],
-[AC_ARG_WITH(gnu-ld,
+[AC_ARG_WITH([gnu-ld],
 [  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
 AC_REQUIRE([AC_PROG_CC])dnl
@@ -32,15 +31,14 @@ AC_REQUIRE([AC_CANONICAL_HOST])dnl
 # Prepare PATH_SEPARATOR.
 # The user is always right.
 if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conf$$.sh
-  echo  "exit 0"   >>conf$$.sh
-  chmod +x conf$$.sh
-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
-    PATH_SEPARATOR=';'
-  else
-    PATH_SEPARATOR=:
-  fi
-  rm -f conf$$.sh
+  # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which
+  # contains only /bin. Note that ksh looks also at the FPATH variable,
+  # so we have to set that as well for the test.
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \
+    && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \
+           || PATH_SEPARATOR=';'
+       }
 fi
 ac_prog=ld
 if test "$GCC" = yes; then
@@ -60,7 +58,7 @@ if test "$GCC" = yes; then
       # Canonicalize the path of ld
       ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
       while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
-	ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
+        ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
       done
       test -z "$LD" && LD="$ac_prog"
       ;;
@@ -78,7 +76,7 @@ elif test "$with_gnu_ld" = yes; then
 else
   AC_MSG_CHECKING([for non-GNU ld])
 fi
-AC_CACHE_VAL(acl_cv_path_LD,
+AC_CACHE_VAL([acl_cv_path_LD],
 [if test -z "$LD"; then
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
   for ac_dir in $PATH; do
@@ -88,11 +86,12 @@ AC_CACHE_VAL(acl_cv_path_LD,
       # Check to see if the program is GNU ld.  I'd rather use --version,
       # but apparently some GNU ld's only accept -v.
       # Break only if it was the GNU/non-GNU ld that we prefer.
-      if "$acl_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
-	test "$with_gnu_ld" != no && break
-      else
-	test "$with_gnu_ld" != yes && break
-      fi
+      case `"$acl_cv_path_LD" -v 2>&1 < /dev/null` in
+      *GNU* | *'with BFD'*)
+        test "$with_gnu_ld" != no && break ;;
+      *)
+        test "$with_gnu_ld" != yes && break ;;
+      esac
     fi
   done
   IFS="$ac_save_ifs"
@@ -101,9 +100,9 @@ else
 fi])
 LD="$acl_cv_path_LD"
 if test -n "$LD"; then
-  AC_MSG_RESULT($LD)
+  AC_MSG_RESULT([$LD])
 else
-  AC_MSG_RESULT(no)
+  AC_MSG_RESULT([no])
 fi
 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
 AC_LIB_PROG_LD_GNU