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 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