diff options
Diffstat (limited to 'c/src/lib/libc/closedir.c')
| -rw-r--r-- | c/src/lib/libc/closedir.c | 62 |
1 files changed, 56 insertions, 6 deletions
diff --git a/c/src/lib/libc/closedir.c b/c/src/lib/libc/closedir.c index 5edb3499e6..4d948ec95b 100644 --- a/c/src/lib/libc/closedir.c +++ b/c/src/lib/libc/closedir.c @@ -1,9 +1,44 @@ /* * closedir() - POSIX 1003.1b - XXX * - * $Id$ + * This was copied from Newlib 1.8.0. + * + * + * Copyright (c) 1983 Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. */ +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)closedir.c 5.9 (Berkeley) 2/23/91"; +#endif /* LIBC_SCCS and not lint */ #include <sys/types.h> #include <dirent.h> @@ -11,10 +46,25 @@ #include <unistd.h> #include <errno.h> -int closedir( - register DIR *dirp -) + +#include "libio_.h" + +/* + * close a directory. + */ +int +closedir(dirp) + register DIR *dirp; { - errno = ENOSYS; - return -1; + int fd; + + if ( !dirp ) + set_errno_and_return_minus_one( EBADF ); + + fd = dirp->dd_fd; + dirp->dd_fd = -1; + dirp->dd_loc = 0; + (void)free((void *)dirp->dd_buf); + (void)free((void *)dirp); + return(close(fd)); } |