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#include <dirent.h>

#include <errno.h>

#include <stdlib.h>

#include <unistd.h>

#include "dirstream.h"

int closedir(DIR * dir)

{

        int fd;

        if (!dir) {

                __set_errno(EBADF);

                return -1;

        }

        /* We need to check dd_fd. */

        if (dir->dd_fd == -1) {

                __set_errno(EBADF);

                return -1;

        }

#ifdef __UCLIBC_HAS_THREADS__

        __pthread_mutex_lock(&(dir->dd_lock));

#endif

        fd = dir->dd_fd;

        dir->dd_fd = -1;

#ifdef __UCLIBC_HAS_THREADS__

        __pthread_mutex_unlock(&(dir->dd_lock));

#endif

        free(dir->dd_buf);

        free(dir);

        return close(fd);

}