Annotation of prex/usr/bin/mkdir/mkdir.c, Revision 1.1.1.1
1.1 nbrk 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:
30: #include <sys/mount.h>
31:
32: #include <unistd.h>
33: #include <err.h>
34: #include <stdlib.h>
35: #include <stdio.h>
36: #include <errno.h>
37:
38: #ifdef CMDBOX
39: #define main(argc, argv) mkdir_main(argc, argv)
40: #endif
41:
42: static int build(char *);
43: static void usage(void);
44:
45: int
46: main(int argc, char *argv[])
47: {
48: int ch, exitval, pflag;
49:
50: pflag = 0;
51: while ((ch = getopt(argc, argv, "p")) != EOF)
52: switch(ch) {
53: case 'p':
54: pflag = 1;
55: break;
56: case '?':
57: default:
58: usage();
59: }
60: argc -= optind;
61: argv += optind;
62:
63: if (argv[0] == NULL)
64: usage();
65:
66: for (exitval = 0; *argv != NULL; ++argv) {
67: if (pflag && build(*argv)) {
68: exitval = 1;
69: continue;
70: }
71: if (mkdir(*argv, S_IRWXU | S_IRWXG | S_IRWXO) < 0) {
72: warn("%s", *argv);
73: exitval = 1;
74: }
75: }
76: exit(exitval);
77: /* NOTREACHED */
78: }
79:
80: static int
81: build(path)
82: char *path;
83: {
84: struct stat sb;
85: char *p;
86:
87: p = path;
88: if (p[0] == '/') /* Skip leading '/'. */
89: ++p;
90: for (;; ++p) {
91: if (p[0] == '\0' || (p[0] == '/' && p[1] == '\0'))
92: break;
93: if (p[0] != '/')
94: continue;
95: *p = '\0';
96: if (stat(path, &sb)) {
97: if (errno != ENOENT ||
98: mkdir(path, S_IRWXU | S_IRWXG | S_IRWXO) < 0) {
99: warn("%s", path);
100: return 1;
101: }
102: }
103: *p = '/';
104: }
105: return 0;
106: }
107:
108: static void
109: usage()
110: {
111: (void)fprintf(stderr, "usage: mkdir [-p] directory ...\n");
112: exit (1);
113: }
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