main.c revision 173412
1/* 2 * FreeBSD install - a package for the installation and maintainance 3 * of non-core utilities. 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 * Jeremy D. Lea. 15 * 11 May 2002 16 * 17 * This is the version module. Based on pkg_version.pl by Bruce A. Mah. 18 * 19 */ 20 21#include <sys/cdefs.h> 22__FBSDID("$FreeBSD: head/usr.sbin/pkg_install/version/main.c 173412 2007-11-07 10:53:41Z kevlo $"); 23 24#include "lib.h" 25#include "version.h" 26#include <err.h> 27 28static char Options[] = "dIhl:L:qs:XtTO:ov"; 29 30char *LimitChars = NULL; 31char *PreventChars = NULL; 32char *MatchName = NULL; 33char *LookUpOrigin = NULL; 34Boolean RegexExtended = FALSE; 35Boolean UseINDEXOnly = FALSE; 36Boolean ShowOrigin = FALSE; 37 38static void usage(void); 39 40int 41main(int argc, char **argv) 42{ 43 int ch, cmp = 0; 44 45 if (argc == 4 && !strcmp(argv[1], "-t")) { 46 cmp = version_cmp(argv[2], argv[3]); 47 printf(cmp > 0 ? ">\n" : (cmp < 0 ? "<\n" : "=\n")); 48 exit(0); 49 } 50 else if (argc == 4 && !strcmp(argv[1], "-T")) { 51 cmp = version_match(argv[3], argv[2]); 52 exit(cmp == 1 ? 0 : 1); 53 } 54 else while ((ch = getopt(argc, argv, Options)) != -1) { 55 switch(ch) { 56 case 'v': 57 Verbose++; 58 break; 59 60 case 'I': 61 UseINDEXOnly = TRUE; 62 break; 63 64 case 'l': 65 LimitChars = optarg; 66 break; 67 68 case 'L': 69 PreventChars = optarg; 70 break; 71 72 case 'q': 73 Quiet = TRUE; 74 break; 75 76 case 's': 77 MatchName = optarg; 78 break; 79 80 case 'O': 81 LookUpOrigin = optarg; 82 break; 83 84 case 'o': 85 ShowOrigin = TRUE; 86 break; 87 88 case 't': 89 errx(2, "Invalid -t usage."); 90 break; 91 92 case 'T': 93 errx(2, "Invalid -T usage."); 94 break; 95 96 case 'X': 97 RegexExtended = TRUE; 98 break; 99 100 case 'h': 101 case '?': 102 default: 103 usage(); 104 break; 105 } 106 } 107 108 argc -= optind; 109 argv += optind; 110 111 return pkg_perform(argv); 112} 113 114static void 115usage() 116{ 117 fprintf(stderr, "%s\n%s\n%s\n", 118 "usage: pkg_version [-hIoqv] [-l limchar] [-L limchar] [[-X] -s string] [-O origin] [index]", 119 " pkg_version -t v1 v2", 120 " pkg_version -T name pattern"); 121 exit(1); 122} 123