2 dnl Copyright (C) 2011-2012 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_FUNC_OPENDIR],
9 AC_REQUIRE([gl_DIRENT_H_DEFAULTS])
11 AC_CHECK_FUNCS([opendir])
12 if test $ac_cv_func_opendir = no; then
15 dnl Replace opendir() for supporting the gnulib-defined fchdir() function,
16 dnl to keep fchdir's bookkeeping up-to-date.
17 m4_ifdef([gl_FUNC_FCHDIR], [
19 if test $HAVE_FCHDIR = 0; then
20 if test $HAVE_OPENDIR = 1; then