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# rmdir.m4 serial 12
dnl Copyright (C) 2002, 2005, 2009-2012 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.
AC_DEFUN([gl_FUNC_RMDIR],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
dnl Detect cygwin 1.5.x bug.
AC_CHECK_HEADERS_ONCE([unistd.h])
AC_CACHE_CHECK([whether rmdir works], [gl_cv_func_rmdir_works],
[mkdir conftest.dir
touch conftest.file
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[#include <stdio.h>
#include <errno.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#else /* on Windows with MSVC */
# include <direct.h>
#endif
]], [[int result = 0;
if (!rmdir ("conftest.file/"))
result |= 1;
else if (errno != ENOTDIR)
result |= 2;
if (!rmdir ("conftest.dir/./"))
result |= 4;
return result;
]])],
[gl_cv_func_rmdir_works=yes], [gl_cv_func_rmdir_works=no],
[gl_cv_func_rmdir_works="guessing no"])
rm -rf conftest.dir conftest.file])
if test x"$gl_cv_func_rmdir_works" != xyes; then
REPLACE_RMDIR=1
fi
])
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