#include <dirent.h>
#include "errno.h"
#include "sys/types.h"
#include "stdlib.h"
#include "fcntl.h"
#include "_dirent.h"

#ifndef O_DIRECTORY
#define O_DIRECTORY O_RDONLY
#endif

#ifndef O_SEARCH
#define O_SEARCH O_RDONLY
#endif

DIR * opendir(const char * dirname)
{
	DIR *dir = malloc(sizeof(*dir));
	if (dir == NULL) {
		errno = ENOMEM;
		return NULL;
	}

	dir->fd = open(dirname, O_DIRECTORY | O_SEARCH);
	if (dir->fd == -1) {
		free(dir);
		return NULL;
	}
	fcntl(dir->fd, F_SETFD, FD_CLOEXEC);

	return dir;
}

/*
POSIX(1)
*/