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/js/lib/Socket.IO-node/support/expresso/deps/jscoverage/m4/lib-ld.m4

http://github.com/onedayitwillmake/RealtimeMultiplayerNodeJs
m4 | 110 lines | 95 code | 3 blank | 12 comment | 0 complexity | 4a695a584ba1673823d08f782214ec0b MD5 | raw file
  1# lib-ld.m4 serial 3 (gettext-0.13)
  2dnl Copyright (C) 1996-2003 Free Software Foundation, Inc.
  3dnl This file is free software; the Free Software Foundation
  4dnl gives unlimited permission to copy and/or distribute it,
  5dnl with or without modifications, as long as this notice is preserved.
  6
  7dnl Subroutines of libtool.m4,
  8dnl with replacements s/AC_/AC_LIB/ and s/lt_cv/acl_cv/ to avoid collision
  9dnl with libtool.m4.
 10
 11dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no.
 12AC_DEFUN([AC_LIB_PROG_LD_GNU],
 13[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld,
 14[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
 15case `$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 ;;
 20esac])
 21with_gnu_ld=$acl_cv_prog_gnu_ld
 22])
 23
 24dnl From libtool-1.4. Sets the variable LD.
 25AC_DEFUN([AC_LIB_PROG_LD],
 26[AC_ARG_WITH(gnu-ld,
 27[  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
 28test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
 29AC_REQUIRE([AC_PROG_CC])dnl
 30AC_REQUIRE([AC_CANONICAL_HOST])dnl
 31# Prepare PATH_SEPARATOR.
 32# The user is always right.
 33if 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
 43fi
 44ac_prog=ld
 45if 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
 75elif test "$with_gnu_ld" = yes; then
 76  AC_MSG_CHECKING([for GNU ld])
 77else
 78  AC_MSG_CHECKING([for non-GNU ld])
 79fi
 80AC_CACHE_VAL(acl_cv_path_LD,
 81[if test -z "$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="$ac_save_ifs"
 99else
100  acl_cv_path_LD="$LD" # Let the user override the test with a path.
101fi])
102LD="$acl_cv_path_LD"
103if test -n "$LD"; then
104  AC_MSG_RESULT($LD)
105else
106  AC_MSG_RESULT(no)
107fi
108test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
109AC_LIB_PROG_LD_GNU
110])