# getcwd.m4 - check for working getcwd that is compatible with glibc
-# Copyright (C) 2001, 2003, 2004 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.
+# Copyright (C) 2001, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
# Written by Paul Eggert.
AC_DEFUN([gl_FUNC_GETCWD_NULL],
[
- AC_CHECK_HEADERS_ONCE(unistd.h)
AC_CACHE_CHECK([whether getcwd (NULL, 0) allocates memory for result],
[gl_cv_func_getcwd_null],
[AC_TRY_RUN(
[
# include <stdlib.h>
-# ifdef HAVE_UNISTD_H
-# include <unistd.h>
-# endif
+# include <unistd.h>
# ifndef getcwd
char *getcwd ();
# endif
[
AC_REQUIRE([gl_FUNC_GETCWD_NULL])
+ gl_abort_bug=no
case $gl_cv_func_getcwd_null in
- yes) gl_FUNC_GETCWD_PATH_MAX;;
+ yes)
+ gl_FUNC_GETCWD_PATH_MAX
+ gl_FUNC_GETCWD_ABORT_BUG([gl_abort_bug=yes]);;
esac
- case $gl_cv_func_getcwd_null,$gl_cv_func_getcwd_path_max in
- yes,yes) ;;
+ case $gl_cv_func_getcwd_null,$gl_cv_func_getcwd_path_max,$gl_abort_bug in
+ yes,yes,no) ;;
*)
AC_LIBOBJ([getcwd])
AC_DEFINE([__GETCWD_PREFIX], [[rpl_]],
AC_DEFUN([gl_PREREQ_GETCWD],
[
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
- AC_REQUIRE([AC_HEADER_DIRENT])
AC_REQUIRE([gl_CHECK_TYPE_STRUCT_DIRENT_D_INO])
- AC_CHECK_HEADERS_ONCE(fcntl.h)
:
])