sbase/mkdir.c

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C
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/* See LICENSE file for copyright and license details. */
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#include <sys/stat.h>
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#include <errno.h>
#include <fcntl.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
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#include "util.h"
static void mkdirp(char *);
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static void
usage(void)
{
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eprintf("usage: %s [-pm] directory...\n", argv0);
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}
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int
main(int argc, char *argv[])
{
bool pflag = false;
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bool mflag = false;
int mode;
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ARGBEGIN {
case 'p':
pflag = true;
break;
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case 'm':
mflag = true;
mode = estrtol(EARGF(usage()), 8);
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break;
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default:
usage();
} ARGEND;
if (argc < 1)
usage();
for (; argc > 0; argc--, argv++) {
if (pflag) {
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mkdirp(argv[0]);
} else if (mkdir(argv[0], S_IRWXU|S_IRWXG|S_IRWXO) == -1) {
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eprintf("mkdir %s:", argv[0]);
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}
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if (mflag)
if (chmod(argv[0], mode) < 0)
eprintf("chmod %s:", argv[0]);
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}
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return 0;
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}
static void
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mkdirp(char *path)
{
char *p = path;
do {
if (*p && (p = strchr(&p[1], '/')))
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*p = '\0';
if (mkdir(path, S_IRWXU|S_IRWXG|S_IRWXO) == -1 && errno != EEXIST)
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eprintf("mkdir %s:", path);
if (p)
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*p = '/';
} while (p);
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}