1 /*
2  * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
3  *
4  * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
5  */
6 
7 #include <dirent.h>
8 #include <errno.h>
9 #include <stdlib.h>
10 #include <unistd.h>
11 #include "dirstream.h"
12 #include <not-cancel.h>
13 
14 
closedir(DIR * dir)15 int closedir(DIR * dir)
16 {
17 	int fd;
18 
19 	if (!dir) {
20 		__set_errno(EBADF);
21 		return -1;
22 	}
23 
24 	/* We need to check dd_fd. */
25 	if (dir->dd_fd == -1) {
26 		__set_errno(EBADF);
27 		return -1;
28 	}
29 	__UCLIBC_MUTEX_LOCK(dir->dd_lock);
30 	fd = dir->dd_fd;
31 	dir->dd_fd = -1;
32 	__UCLIBC_MUTEX_UNLOCK(dir->dd_lock);
33 	free(dir->dd_buf);
34 	free(dir);
35 	return close_not_cancel(fd);
36 }
37 libc_hidden_def(closedir)
38