# lib-ld.m4 serial 4 (gettext-0.18)
dnl Copyright (C) 1996-2003, 2009-2010 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
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 ($LD) is GNU ld], [acl_cv_prog_gnu_ld],
[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
case `$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],
[  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_CANONICAL_HOST])dnl
# Prepare PATH_SEPARATOR.
# The user is always right.
if test "${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
fi
ac_prog=ld
if test "$GCC" = yes; then
 # Check if gcc -print-prog-name=ld gives a path.
 AC_MSG_CHECKING([for ld used by GCC])
 case $host in
 *-*-mingw*)
   # gcc leaves a trailing carriage return which upsets mingw
   ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
 *)
   ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
 esac
 case $ac_prog in
   # Accept absolute paths.
   [[\\/]* | [A-Za-z]:[\\/]*)]
     [re_direlt='/[^/][^/]*/\.\./']
     # 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%/%"`
     done
     test -z "$LD" && LD="$ac_prog"
     ;;
 "")
   # If it fails, then pretend we aren't using GCC.
   ac_prog=ld
   ;;
 *)
   # If it is relative, then search for the first ld in PATH.
   with_gnu_ld=unknown
   ;;
 esac
elif test "$with_gnu_ld" = yes; then
 AC_MSG_CHECKING([for GNU ld])
else
 AC_MSG_CHECKING([for non-GNU ld])
fi
AC_CACHE_VAL([acl_cv_path_LD],
[if test -z "$LD"; then
 IFS="${IFS=   }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
 for ac_dir in $PATH; do
   test -z "$ac_dir" && ac_dir=.
   if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
     acl_cv_path_LD="$ac_dir/$ac_prog"
     # Check to see if the program is GNU ld.  I'd rather use --version,
     # but apparently some GNU ld's only accept -v.
     # Break only if it was the GNU/non-GNU ld that we prefer.
     case `"$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="$ac_save_ifs"
else
 acl_cv_path_LD="$LD" # Let the user override the test with a path.
fi])
LD="$acl_cv_path_LD"
if test -n "$LD"; then
 AC_MSG_RESULT([$LD])
else
 AC_MSG_RESULT([no])
fi
test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
AC_LIB_PROG_LD_GNU
])