1 /* 2 * gen_uuid.c --- generate a DCE-compatible uuid 3 * 4 * Copyright (C) 1999, Andreas Dilger and Theodore Ts'o 5 * 6 * %Begin-Header% 7 * This file may be redistributed under the terms of the GNU Public 8 * License. 9 * %End-Header% 10 */ 11 12 #include "config.h" 13 #include <stdio.h> 14 #ifdef HAVE_STDLIB_H 15 #include <stdlib.h> 16 #endif 17 #ifdef HAVE_GETOPT_H 18 #include <getopt.h> 19 #else 20 extern int getopt(int argc, char * const argv[], const char *optstring); 21 extern char *optarg; 22 extern int optind; 23 #endif 24 #include "uuid/uuid.h" 25 #include "support/nls-enable.h" 26 27 #define DO_TYPE_TIME 1 28 #define DO_TYPE_RANDOM 2 29 30 static void usage(const char *progname) 31 { 32 fprintf(stderr, _("Usage: %s [-r] [-t]\n"), progname); 33 exit(1); 34 } 35 36 int 37 main (int argc, char *argv[]) 38 { 39 int c; 40 int do_type = 0; 41 char str[37]; 42 uuid_t uu; 43 44 #ifdef ENABLE_NLS 45 setlocale(LC_MESSAGES, ""); 46 setlocale(LC_CTYPE, ""); 47 bindtextdomain(NLS_CAT_NAME, LOCALEDIR); 48 textdomain(NLS_CAT_NAME); 49 #endif 50 51 while ((c = getopt (argc, argv, "tr")) != EOF) 52 switch (c) { 53 case 't': 54 do_type = DO_TYPE_TIME; 55 break; 56 case 'r': 57 do_type = DO_TYPE_RANDOM; 58 break; 59 default: 60 usage(argv[0]); 61 } 62 63 switch (do_type) { 64 case DO_TYPE_TIME: 65 uuid_generate_time(uu); 66 break; 67 case DO_TYPE_RANDOM: 68 uuid_generate_random(uu); 69 break; 70 default: 71 uuid_generate(uu); 72 break; 73 } 74 75 uuid_unparse(uu, str); 76 77 printf("%s\n", str); 78 79 return 0; 80 } 81
