getcwd-lgpl: fix m4 to match relaxed test for BSD

[gnulib.git] / m4 / readlink.m4

diff --git a/m4/readlink.m4 b/m4/readlink.m4
index e61c1a1..91d7df3 100644 (file)
--- a/m4/readlink.m4
+++ b/m4/readlink.m4
@@ -1,5 +1,5 @@
-# readlink.m4 serial 8
-dnl Copyright (C) 2003, 2007, 2009 Free Software Foundation, Inc.
+# readlink.m4 serial 11
+dnl Copyright (C) 2003, 2007, 2009-2011 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.
@@ -10,8 +10,6 @@ AC_DEFUN([gl_FUNC_READLINK],
   AC_CHECK_FUNCS_ONCE([readlink])
   if test $ac_cv_func_readlink = no; then
     HAVE_READLINK=0
-    AC_LIBOBJ([readlink])
-    gl_PREREQ_READLINK
   else
     AC_CACHE_CHECK([whether readlink signature is correct],
       [gl_cv_decl_readlink_works],
@@ -35,20 +33,19 @@ AC_DEFUN([gl_FUNC_READLINK],
       return readlink ("conftest.lnk2/", buf, sizeof buf) != -1;]])],
          [gl_cv_func_readlink_works=yes], [gl_cv_func_readlink_works=no],
          [gl_cv_func_readlink_works="guessing no"])
-      rm -f conftest.link])
+      rm -f conftest.link conftest.lnk2])
     if test "$gl_cv_func_readlink_works" != yes; then
       AC_DEFINE([READLINK_TRAILING_SLASH_BUG], [1], [Define to 1 if readlink
         fails to recognize a trailing slash.])
       REPLACE_READLINK=1
-      AC_LIBOBJ([readlink])
     elif test "$gl_cv_decl_readlink_works" != yes; then
       REPLACE_READLINK=1
-      AC_LIBOBJ([readlink])
     fi
   fi
 ])
 
-# Like gl_FUNC_READLINK, except prepare for separate compilation (no AC_LIBOBJ).
+# Like gl_FUNC_READLINK, except prepare for separate compilation
+# (no REPLACE_READLINK, no AC_LIBOBJ).
 AC_DEFUN([gl_FUNC_READLINK_SEPARATE],
 [
   AC_CHECK_FUNCS_ONCE([readlink])