3 dnl Copyright (C) 2002, 2005, 2009-2024 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
8 AC_DEFUN([gl_FUNC_RMDIR],
10 AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
11 AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
12 dnl Detect cygwin 1.5.x bug.
13 AC_CHECK_HEADERS_ONCE([unistd.h])
14 AC_CACHE_CHECK([whether rmdir works], [gl_cv_func_rmdir_works],
23 #else /* on Windows with MSVC */
28 if (!rmdir ("conftest.file/"))
30 else if (errno != ENOTDIR)
32 if (!rmdir ("conftest.dir/./"))
36 [gl_cv_func_rmdir_works=yes], [gl_cv_func_rmdir_works=no],
38 # Guess yes on Linux systems.
39 linux-* | linux) gl_cv_func_rmdir_works="guessing yes" ;;
40 # Guess yes on systems that emulate the Linux system calls.
41 midipix*) gl_cv_func_rmdir_works="guessing yes" ;;
42 # Guess yes on glibc systems.
43 *-gnu* | gnu*) gl_cv_func_rmdir_works="guessing yes" ;;
44 # Guess no on native Windows.
45 mingw* | windows*) gl_cv_func_rmdir_works="guessing no" ;;
46 # If we don't know, obey --enable-cross-guesses.
47 *) gl_cv_func_rmdir_works="$gl_cross_guess_normal" ;;
50 rm -rf conftest.dir conftest.file])
51 case "$gl_cv_func_rmdir_works" in