1#include <dirent.h>
 2#include <errno.h>
 3#include <string.h>
 4#include "__dirent.h"
 5#include "lock.h"
 6
 7int readdir_r(DIR *restrict dir, struct dirent *restrict buf, struct dirent **restrict result)
 8{
 9	struct dirent *de;
10	int errno_save = errno;
11	int ret;
12	
13	LOCK(dir->lock);
14	errno = 0;
15	de = readdir(dir);
16	if ((ret = errno)) {
17		UNLOCK(dir->lock);
18		return ret;
19	}
20	errno = errno_save;
21	if (de) memcpy(buf, de, de->d_reclen);
22	else buf = NULL;
23
24	UNLOCK(dir->lock);
25	*result = buf;
26	return 0;
27}