NetBSD/bin/rmdir/rmdir.c

140 lines
3.4 KiB
C

/*
* Copyright (c) 1983 The 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.
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1983 The Regents of the University of California.\n\
All rights reserved.\n";
#endif /* not lint */
#ifndef lint
/*static char sccsid[] = "from: @(#)rmdir.c 5.3 (Berkeley) 5/31/90";*/
static char rcsid[] = "$Id: rmdir.c,v 1.10 1993/12/31 19:29:02 jtc Exp $";
#endif /* not lint */
/*
* Remove directory
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <errno.h>
#include <unistd.h>
#include <err.h>
static int rmdirp __P((char *));
static void usage __P((void));
int
main(argc, argv)
int argc;
char **argv;
{
int errors;
int ch;
int delete_parent_directories = 0;
setlocale(LC_ALL, "");
while ((ch = getopt (argc, argv, "p")) != -1) {
switch (ch) {
case 'p':
delete_parent_directories = 1;
break;
case '?':
default:
usage();
/* NOTREACHED */
}
}
if (!*(argv += optind)) {
usage ();
/* NOTREACHED */
}
for (errors = 0; *argv; argv++) {
if (!delete_parent_directories) {
if (rmdir(*argv)) {
warn ("%s", *argv);
errors = 1;
}
} else {
if (rmdirp(*argv)) {
errors = 1;
}
}
}
exit(errors);
}
static int
rmdirp (path)
char *path;
{
char *slash;
if (rmdir (path)) {
warn ("%s", path);
return -1;
}
for (;;) {
slash = strrchr (path, '/');
if (slash == NULL) {
return 0;
}
/* skip trailing slash characters */
while (slash > path && *slash == '/')
slash--;
*++slash = '\0';
if (rmdir (path)) {
warn ("%s", path);
return -1;
}
}
/* NOTREACHED */
}
static void
usage()
{
fprintf(stderr, "usage: rmdir [-p] directory ...\n");
exit(1);
}