NetBSD/bin/mkdir/mkdir.c

163 lines
4.3 KiB
C

/*
* 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.
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1983 Regents of the University of California.\n\
All rights reserved.\n";
#endif /* not lint */
#ifndef lint
/*static char sccsid[] = "from: @(#)mkdir.c 5.7 (Berkeley) 5/31/90";*/
static char rcsid[] = "$Id: mkdir.c,v 1.9 1994/04/29 00:13:54 jtc Exp $";
#endif /* not lint */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <err.h>
main(argc, argv)
int argc;
char **argv;
{
int ch, exitval, pflag;
void *set;
mode_t mode, dir_mode;
setlocale(LC_ALL, "");
/* default file mode is a=rwx (777) 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, "pm:")) != -1)
switch(ch) {
case 'p':
pflag = 1;
break;
case 'm':
if ((set = setmode(optarg)) == NULL) {
errx(1, "invalid file mode.");
/* NOTREACHED */
}
mode = getmode (set, S_IRWXU | S_IRWXG | S_IRWXO);
break;
case '?':
default:
usage();
}
if (!*(argv += optind))
usage();
for (exitval = 0; *argv; ++argv) {
register char *slash;
/* delete trailing slashes */
slash = strrchr(*argv, '\0');
while (--slash > *argv && *slash == '/')
*slash = '\0';
if (pflag) {
exitval |= mkpath(*argv, mode, dir_mode);
} else if (mkdir(*argv, mode) < 0) {
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
*/
mkpath(path, mode, dir_mode)
char *path;
mode_t mode;
mode_t dir_mode;
{
struct stat sb;
register char *slash;
/* skip leading slashes */
slash = path;
while (*slash == '/')
slash++;
while ((slash = strchr(slash, '/')) != NULL) {
*slash = '\0';
if (stat(path, &sb)) {
if (errno != ENOENT || mkdir(path, dir_mode)) {
warn("%s", path);
return 1;
}
} else if (!S_ISDIR(sb.st_mode)) {
warnx("%s: %s", path, strerror(ENOTDIR));
return 1;
}
/* skip multiple slashes */
*slash++ = '/';
while (*slash == '/')
slash++;
}
if (mkdir (path, mode)) {
warn("%s", path);
return 1;
}
return(0);
}
usage()
{
(void)fprintf(stderr, "usage: mkdir [-p] [-m mode] dirname ...\n");
exit(1);
}