1 /*
2 * Copyright (c) 1997 Shigio Yamaguchi. All rights reserved.
3 * Copyright (c) 1999 Tama Communications Corporation. 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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <unistd.h>
30 #include <string.h>
31 #include <sys/param.h>
32 #include <errno.h>
33 #include "../pathconv.h"
34
35 int
main(int argc,char * argv[])36 main(int argc, char *argv[])
37 {
38 char result[MAXPATHLEN];
39 char cwd[MAXPATHLEN];
40
41 if (argc < 2) {
42 fprintf(stderr, "usage: abs2rel path [base]\n");
43 exit(1);
44 }
45 if (argc == 2) {
46 if (!getcwd(cwd, MAXPATHLEN)) {
47 fprintf(stderr, "cannot get current directory.\n");
48 exit(1);
49 }
50 } else
51 strcpy(cwd, argv[2]);
52
53 if (abs2rel(argv[1], cwd, result, MAXPATHLEN)) {
54 printf("%s\n", result);
55 } else
56 printf("ERROR\n");
57 exit(0);
58 }
59