"Fossies" - the Fresh Open Source Software Archive

Member "authforce-0.9.9/m4/lib-ld.m4" (13 May 2007, 3417 Bytes) of package /linux/www/old/authforce-0.9.9.tar.gz:

    1 # lib-ld.m4 serial 3 (gettext-0.13)
    2 dnl Copyright (C) 1996-2003 Free Software Foundation, Inc.
    3 dnl This file is free software; the Free Software Foundation
    4 dnl gives unlimited permission to copy and/or distribute it,
    5 dnl with or without modifications, as long as this notice is preserved.
    6 
    7 dnl Subroutines of libtool.m4,
    8 dnl with replacements s/AC_/AC_LIB/ and s/lt_cv/acl_cv/ to avoid collision
    9 dnl with libtool.m4.
   10 
   11 dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no.
   12 AC_DEFUN([AC_LIB_PROG_LD_GNU],
   13 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld,
   14 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
   15 case `$LD -v 2>&1 </dev/null` in
   16 *GNU* | *'with BFD'*)
   17   acl_cv_prog_gnu_ld=yes ;;
   18 *)
   19   acl_cv_prog_gnu_ld=no ;;
   20 esac])
   21 with_gnu_ld=$acl_cv_prog_gnu_ld
   22 ])
   23 
   24 dnl From libtool-1.4. Sets the variable LD.
   25 AC_DEFUN([AC_LIB_PROG_LD],
   26 [AC_ARG_WITH(gnu-ld,
   27 [  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
   28 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
   29 AC_REQUIRE([AC_PROG_CC])dnl
   30 AC_REQUIRE([AC_CANONICAL_HOST])dnl
   31 # Prepare PATH_SEPARATOR.
   32 # The user is always right.
   33 if test "${PATH_SEPARATOR+set}" != set; then
   34   echo "#! /bin/sh" >conf$$.sh
   35   echo  "exit 0"   >>conf$$.sh
   36   chmod +x conf$$.sh
   37   if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
   38     PATH_SEPARATOR=';'
   39   else
   40     PATH_SEPARATOR=:
   41   fi
   42   rm -f conf$$.sh
   43 fi
   44 ac_prog=ld
   45 if test "$GCC" = yes; then
   46   # Check if gcc -print-prog-name=ld gives a path.
   47   AC_MSG_CHECKING([for ld used by GCC])
   48   case $host in
   49   *-*-mingw*)
   50     # gcc leaves a trailing carriage return which upsets mingw
   51     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
   52   *)
   53     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
   54   esac
   55   case $ac_prog in
   56     # Accept absolute paths.
   57     [[\\/]* | [A-Za-z]:[\\/]*)]
   58       [re_direlt='/[^/][^/]*/\.\./']
   59       # Canonicalize the path of ld
   60       ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
   61       while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
   62 	ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
   63       done
   64       test -z "$LD" && LD="$ac_prog"
   65       ;;
   66   "")
   67     # If it fails, then pretend we aren't using GCC.
   68     ac_prog=ld
   69     ;;
   70   *)
   71     # If it is relative, then search for the first ld in PATH.
   72     with_gnu_ld=unknown
   73     ;;
   74   esac
   75 elif test "$with_gnu_ld" = yes; then
   76   AC_MSG_CHECKING([for GNU ld])
   77 else
   78   AC_MSG_CHECKING([for non-GNU ld])
   79 fi
   80 AC_CACHE_VAL(acl_cv_path_LD,
   81 [if test -z "$LD"; then
   82   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
   83   for ac_dir in $PATH; do
   84     test -z "$ac_dir" && ac_dir=.
   85     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
   86       acl_cv_path_LD="$ac_dir/$ac_prog"
   87       # Check to see if the program is GNU ld.  I'd rather use --version,
   88       # but apparently some GNU ld's only accept -v.
   89       # Break only if it was the GNU/non-GNU ld that we prefer.
   90       case `"$acl_cv_path_LD" -v 2>&1 < /dev/null` in
   91       *GNU* | *'with BFD'*)
   92 	test "$with_gnu_ld" != no && break ;;
   93       *)
   94 	test "$with_gnu_ld" != yes && break ;;
   95       esac
   96     fi
   97   done
   98   IFS="$ac_save_ifs"
   99 else
  100   acl_cv_path_LD="$LD" # Let the user override the test with a path.
  101 fi])
  102 LD="$acl_cv_path_LD"
  103 if test -n "$LD"; then
  104   AC_MSG_RESULT($LD)
  105 else
  106   AC_MSG_RESULT(no)
  107 fi
  108 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
  109 AC_LIB_PROG_LD_GNU
  110 ])