3 # Copyright (C) 2001, 2003-2004, 2006, 2008-2010 Free Software Foundation, Inc.
4 # This file is free software; the Free Software Foundation
5 # gives unlimited permission to copy and/or distribute it,
6 # with or without modifications, as long as this notice is preserved.
8 # On some systems, mkdir ("foo/", 0700) fails because of the trailing slash.
9 # On others, mkdir ("foo/./", 0700) mistakenly succeeds.
10 # On such systems, arrange to use a wrapper function.
11 AC_DEFUN([gl_FUNC_MKDIR],
13 AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
14 AC_CHECK_HEADERS_ONCE([unistd.h])
15 AC_CACHE_CHECK([whether mkdir handles trailing slash],
16 [gl_cv_func_mkdir_trailing_slash_works],
18 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
19 # include <sys/types.h>
20 # include <sys/stat.h>
21 ]], [return mkdir ("conftest.dir/", 0700);])],
22 [gl_cv_func_mkdir_trailing_slash_works=yes],
23 [gl_cv_func_mkdir_trailing_slash_works=no],
24 [gl_cv_func_mkdir_trailing_slash_works="guessing no"])
28 if test "$gl_cv_func_mkdir_trailing_slash_works" != yes; then
33 AC_CACHE_CHECK([whether mkdir handles trailing dot],
34 [gl_cv_func_mkdir_trailing_dot_works],
36 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
37 # include <sys/types.h>
38 # include <sys/stat.h>
39 ]], [return !mkdir ("conftest.dir/./", 0700);])],
40 [gl_cv_func_mkdir_trailing_dot_works=yes],
41 [gl_cv_func_mkdir_trailing_dot_works=no],
42 [gl_cv_func_mkdir_trailing_dot_works="guessing no"])
46 if test "$gl_cv_func_mkdir_trailing_dot_works" != yes; then
49 AC_DEFINE([FUNC_MKDIR_DOT_BUG], [1], [Define to 1 if mkdir mistakenly
50 creates a directory given with a trailing dot component.])