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[chaz/tar] / m4 / getcwd.m4

diff --git a/m4/getcwd.m4 b/m4/getcwd.m4
deleted file mode 100644 (file)
index 1e1b80e..0000000
--- a/m4/getcwd.m4
+++ /dev/null
@@ -1,53 +0,0 @@
-# getcwd.m4 - check whether getcwd (NULL, 0) allocates memory for result
-
-# Copyright 2001 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation,
-# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
-
-# Written by Paul Eggert.
-
-AC_DEFUN([AC_FUNC_GETCWD_NULL],
-  [AC_CHECK_HEADERS(stdlib.h unistd.h)
-   AC_CACHE_CHECK([whether getcwd (NULL, 0) allocates memory for result],
-     [ac_cv_func_getcwd_null],
-     [AC_TRY_RUN(
-        [
-#       ifdef HAVE_STDLIB_H
-#        include <stdlib.h>
-#       endif
-#       ifdef HAVE_UNISTD_H
-#        include <unistd.h>
-#       endif
-#       ifndef getcwd
-        char *getcwd ();
-#       endif
-        int
-        main ()
-        {
-          if (chdir ("/") != 0)
-            exit (1);
-          else
-            {
-              char *f = getcwd (NULL, 0);
-              exit (! (f && f[0] == '/' && !f[1]));
-            }
-        }],
-       [ac_cv_func_getcwd_null=yes],
-       [ac_cv_func_getcwd_null=no],
-       [ac_cv_func_getcwd_null=no])])
-   if test $ac_cv_func_getcwd_null = yes; then
-     AC_DEFINE(HAVE_GETCWD_NULL, 1,
-              [Define if getcwd (NULL, 0) allocates memory for result.])
-   fi])