util.c

   1 /* Copyright (c) 2006-2013 Jonas Fonseca <fonseca@diku.dk>
   2  *
   3  * This program is free software; you can redistribute it and/or
   4  * modify it under the terms of the GNU General Public License as
   5  * published by the Free Software Foundation; either version 2 of
   6  * the License, or (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  */
  13
  14 #include "tig.h"
  15 #include "util.h"
  16
  17 static const char *status_messages[] = {
  18 #define STATUS_CODE_MESSAGE(name, msg) msg
  19         STATUS_CODE_INFO(STATUS_CODE_MESSAGE)
  20 };
  21
  22 const char *
  23 get_status_message(enum status_code code)
  24 {
  25         if (code == SUCCESS)
  26                 return "";
  27         return status_messages[code];
  28 }
  29
  30 void
  31 warn(const char *msg, ...)
  32 {
  33         va_list args;
  34
  35         va_start(args, msg);
  36         fputs("tig warning: ", stderr);
  37         vfprintf(stderr, msg, args);
  38         fputs("\n", stderr);
  39         va_end(args);
  40 }
  41
  42 die_fn die_callback = NULL;
  43 void TIG_NORETURN
  44 die(const char *err, ...)
  45 {
  46         va_list args;
  47
  48         if (die_callback)
  49                 die_callback();
  50
  51         va_start(args, err);
  52         fputs("tig: ", stderr);
  53         vfprintf(stderr, err, args);
  54         fputs("\n", stderr);
  55         va_end(args);
  56
  57         exit(1);
  58 }
  59
  60 /* vim: set ts=8 sw=8 noexpandtab: */