1/*-
2 * Copyright (c) 1983, 1992, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $OpenBSD: mkpath.c,v 1.2 2005/06/20 07:14:06 otto Exp $
30 * $FreeBSD$
31 */
32
33#include <sys/types.h>
34#include <sys/stat.h>
35#include <err.h>
36#include <errno.h>
37#include <string.h>
38
39int	mkpath(char *);
40
41/* Code taken directly from mkdir(1).
42
43 * mkpath -- create directories.
44 *	path     - path
45 */
46int
47mkpath(char *path)
48{
49	struct stat sb;
50	char *slash;
51	int done = 0;
52
53	slash = path;
54
55	while (!done) {
56		slash += strspn(slash, "/");
57		slash += strcspn(slash, "/");
58
59		done = (*slash == '\0');
60		*slash = '\0';
61
62		if (stat(path, &sb)) {
63			if (errno != ENOENT || (mkdir(path, 0777) &&
64			    errno != EEXIST)) {
65				warn("%s", path);
66				return (-1);
67			}
68		} else if (!S_ISDIR(sb.st_mode)) {
69			warnx("%s: %s", path, strerror(ENOTDIR));
70			return (-1);
71		}
72
73		*slash = '/';
74	}
75
76	return (0);
77}
78
79