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/* $OpenBSD: mkdir.c,v 1.11 2002/01/16 18:44:21 mpech Exp $ */
/* $NetBSD: mkdir.c,v 1.14 1995/06/25 21:59:21 mycroft Exp $ */
/*
* Copyright (c) 1983, 1992, 1993
* 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
static char copyright[] =
"@(#) Copyright (c) 1983, 1992, 1993\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
#if 0
static char sccsid[] = "@(#)mkdir.c 8.2 (Berkeley) 1/25/94";
#else
static char rcsid[] = "$OpenBSD: mkdir.c,v 1.11 2002/01/16 18:44:21 mpech Exp $";
#endif
#endif /* not lint */
#include <sys/types.h>
#include <sys/stat.h>
#include <err.h>
#include <errno.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
extern char *__progname;
int mkpath __P((char *, mode_t, mode_t));
void usage __P((void));
int
main(argc, argv)
int argc;
char *argv[];
{
int ch, exitval, pflag;
mode_t *set;
mode_t mode, dir_mode;
setlocale(LC_ALL, "");
/*
* The default file mode is a=rwx (0777) with selected permissions
* removed in accordance with the file mode creation mask. For
* intermediate path name components, the mode is the default modified
* by u+wx so that the subdirectories can always be created.
*/
mode = 0777 & ~umask(0);
dir_mode = mode | S_IWUSR | S_IXUSR;
pflag = 0;
while ((ch = getopt(argc, argv, "m:p")) != -1)
switch(ch) {
case 'p':
pflag = 1;
break;
case 'm':
if ((set = setmode(optarg)) == NULL)
errx(1, "invalid file mode: %s", optarg);
mode = getmode(set, S_IRWXU | S_IRWXG | S_IRWXO);
free(set);
break;
default:
usage();
}
argc -= optind;
argv += optind;
if (*argv == NULL)
usage();
for (exitval = 0; *argv != NULL; ++argv) {
char *slash;
/* Remove trailing slashes, per POSIX. */
slash = strrchr(*argv, '\0');
while (--slash > *argv && *slash == '/')
*slash = '\0';
if (pflag) {
if (mkpath(*argv, mode, dir_mode) < 0)
exitval = 1;
} else {
if (mkdir(*argv, mode) < 0) {
warn("%s", *argv);
exitval = 1;
} else {
/*
* The mkdir() and umask() calls both honor only the low
* nine bits, so if you try to set a mode including the
* sticky, setuid, setgid bits you lose them. Don't do
* this unless the user has specifically requested a mode
* as chmod will (obviously) ignore the umask.
*/
if (mode > 0777 && chmod(*argv, mode) == -1) {
warn("%s", *argv);
exitval = 1;
}
}
}
}
exit(exitval);
}
/*
* mkpath -- create directories.
* path - path
* mode - file mode of terminal directory
* dir_mode - file mode of intermediate directories
*/
int
mkpath(path, mode, dir_mode)
char *path;
mode_t mode;
mode_t dir_mode;
{
struct stat sb;
char *slash;
int done = 0;
slash = path;
while (!done) {
slash += strspn(slash, "/");
slash += strcspn(slash, "/");
done = (*slash == '\0');
*slash = '\0';
if (stat(path, &sb)) {
if (errno != ENOENT ||
(mkdir(path, done ? mode : dir_mode) &&
errno != EEXIST)) {
warn("%s", path);
return (-1);
}
} else if (!S_ISDIR(sb.st_mode)) {
warnx("%s: %s", path, strerror(ENOTDIR));
return (-1);
}
*slash = '/';
}
return (0);
}
void
usage()
{
(void)fprintf(stderr, "usage: %s [-p] [-m mode] dirname ...\n", __progname);
exit(1);
}
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