mdw@git.distorted.org.uk Git - disorder/blob - server/trackname.c

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2004, 2005, 2006 Richard Kettlewell
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  18  * USA
  19  */
  20
  21 #include <config.h>
  22 #include "types.h"
  23
  24 #include <getopt.h>
  25 #include <locale.h>
  26 #include <errno.h>
  27 #include <string.h>
  28
  29 #include "configuration.h"
  30 #include "syscalls.h"
  31 #include "log.h"
  32 #include "trackname.h"
  33 #include "mem.h"
  34 #include "charset.h"
  35 #include "defs.h"
  36
  37 static const struct option options[] = {
  38   { "help", no_argument, 0, 'h' },
  39   { "version", no_argument, 0, 'V' },
  40   { "config", required_argument, 0, 'c' },
  41   { "debug", no_argument, 0, 'd' },
  42   { 0, 0, 0, 0 }
  43 };
  44
  45 /* display usage message and terminate */
  46 static void help(void) {
  47   xprintf("Usage:\n"
  48           "  trackname [OPTIONS] TRACK CONTEXT PART\n"
  49           "Options:\n"
  50           "  --help, -h              Display usage message\n"
  51           "  --version, -V           Display version number\n"
  52           "  --config PATH, -c PATH  Set configuration file\n"
  53           "  --debug, -d             Turn on debugging\n");
  54   xfclose(stdout);
  55   exit(0);
  56 }
  57
  58 /* display version number and terminate */
  59 static void version(void) {
  60   xprintf("disorder version %s\n", disorder_version_string);
  61   xfclose(stdout);
  62   exit(0);
  63 }
  64
  65 int main(int argc, char **argv) {
  66   int n;
  67   const char *s;
  68
  69   if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
  70   while((n = getopt_long(argc, argv, "hVc:d", options, 0)) >= 0) {
  71     switch(n) {
  72     case 'h': help();
  73     case 'V': version();
  74     case 'c': configfile = optarg; break;
  75     case 'd': debugging = 1; break;
  76     default: fatal(0, "invalid option");
  77     }
  78   }
  79   if(argc - optind < 3) fatal(0, "not enough arguments");
  80   if(argc - optind > 3) fatal(0, "too many arguments");
  81   if(config_read()) fatal(0, "cannot read configuration");
  82   s = trackname_part(argv[optind], argv[optind+1], argv[optind+2]);
  83   if(!s) fatal(0, "trackname_part returned NULL");
  84   xprintf("%s\n", nullcheck(utf82mb(s)));
  85   if(fclose(stdout) < 0) fatal(errno, "error closing stdout");
  86   return 0;
  87 }
  88
  89 /*
  90 Local Variables:
  91 c-basic-offset:2
  92 comment-column:40
  93 End:
  94 */