Annotation of prex-old/usr/bin/mv/mv.c, Revision 1.1.1.1
1.1 nbrk 1: /*
2: * Copyright (c) 2005-2006, Kohsuke Ohtani
3: * 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 author nor the names of any co-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 AUTHOR 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 AUTHOR 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/stat.h>
31:
32: #include <errno.h>
33: #include <err.h>
34: #include <string.h>
35: #include <stdio.h>
36: #include <limits.h>
37: #include <stdlib.h>
38:
39: #ifdef CMDBOX
40: #define main(argc, argv) mv_main(argc, argv)
41: #endif
42:
43: int
44: main(int argc, char *argv[])
45: {
46: char path[PATH_MAX];
47: char *src, *dest, *p;
48: struct stat st1, st2;
49: int rc;
50:
51: if (argc != 3) {
52: fprintf(stderr, "usage: mv src dest\n");
53: exit(1);
54: }
55: src = argv[1];
56: dest = argv[2];
57:
58: /* Check if source exists and it's regular file. */
59: if (stat(src, &st1) < 0)
60: err(1,"mv");
61: if (!S_ISREG(st1.st_mode)) {
62: fprintf(stderr, "mv: invalid file type\n");
63: exit(1);
64: }
65:
66: /* Check if target is a directory. */
67: rc = stat(dest, &st2);
68: if (!rc && S_ISDIR(st2.st_mode)) {
69: p = strrchr(src, '/');
70: p = p ? p + 1 : src;
71: strcpy(path, dest);
72: if (strcmp(dest, "/"))
73: strcat(path, "/");
74: strcat(path, p);
75: dest = path;
76: }
77: if (rename(src, dest) < 0)
78: err(1,"rename");
79: return 0;
80: }
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