File: [local] / prex / usr / bin / mkdir / mkdir.c (download)
Revision 1.1.1.1 (vendor branch), Tue Aug 19 12:46:57 2008 UTC (15 years, 10 months ago) by nbrk
Branch: MAIN, KOHSUKE
CVS Tags: PREX_0_8_BASE, HEAD Changes since 1.1: +0 -0 lines
Initial import of Prex, Portable Real-time Embedded POSIX microkernel system.
I have totally new directions in my development (more focused on real hardware, not virtual one).
Old hacks are available in prex-old module. They will be carefully re-designed and merged soon.
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/*
* 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. 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.
*/
#include <sys/mount.h>
#include <unistd.h>
#include <err.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#ifdef CMDBOX
#define main(argc, argv) mkdir_main(argc, argv)
#endif
static int build(char *);
static void usage(void);
int
main(int argc, char *argv[])
{
int ch, exitval, pflag;
pflag = 0;
while ((ch = getopt(argc, argv, "p")) != EOF)
switch(ch) {
case 'p':
pflag = 1;
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
if (argv[0] == NULL)
usage();
for (exitval = 0; *argv != NULL; ++argv) {
if (pflag && build(*argv)) {
exitval = 1;
continue;
}
if (mkdir(*argv, S_IRWXU | S_IRWXG | S_IRWXO) < 0) {
warn("%s", *argv);
exitval = 1;
}
}
exit(exitval);
/* NOTREACHED */
}
static int
build(path)
char *path;
{
struct stat sb;
char *p;
p = path;
if (p[0] == '/') /* Skip leading '/'. */
++p;
for (;; ++p) {
if (p[0] == '\0' || (p[0] == '/' && p[1] == '\0'))
break;
if (p[0] != '/')
continue;
*p = '\0';
if (stat(path, &sb)) {
if (errno != ENOENT ||
mkdir(path, S_IRWXU | S_IRWXG | S_IRWXO) < 0) {
warn("%s", path);
return 1;
}
}
*p = '/';
}
return 0;
}
static void
usage()
{
(void)fprintf(stderr, "usage: mkdir [-p] directory ...\n");
exit (1);
}