src/SDL_error_c.h

   1 /*
   2     SDL - Simple DirectMedia Layer
   3     Copyright (C) 1997-2006 Sam Lantinga
   4
   5     This library is free software; you can redistribute it and/or
   6     modify it under the terms of the GNU Lesser General Public
   7     License as published by the Free Software Foundation; either
   8     version 2.1 of the License, or (at your option) any later version.
   9
  10     This library is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13     Lesser General Public License for more details.
  14
  15     You should have received a copy of the GNU Lesser General Public
  16     License along with this library; if not, write to the Free Software
  17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18
  19     Sam Lantinga
  20     slouken@libsdl.org
  21 */
  22 #include "SDL_config.h"
  23
  24 /* This file defines a structure that carries language-independent
  25    error messages
  26 */
  27
  28 #ifndef _SDL_error_c_h
  29 #define _SDL_error_c_h
  30
  31 #define ERR_MAX_STRLEN  128
  32 #define ERR_MAX_ARGS    5
  33
  34 typedef struct SDL_error {
  35         /* This is a numeric value corresponding to the current error */
  36         int error;
  37
  38         /* This is a key used to index into a language hashtable containing
  39            internationalized versions of the SDL error messages.  If the key
  40            is not in the hashtable, or no hashtable is available, the key is
  41            used directly as an error message format string.
  42         */
  43         char key[ERR_MAX_STRLEN];
  44
  45         /* These are the arguments for the error functions */
  46         int argc;
  47         union {
  48                 void *value_ptr;
  49 #if 0   /* What is a character anyway?  (UNICODE issues) */
  50                 unsigned char value_c;
  51 #endif
  52                 int value_i;
  53                 double value_f;
  54                 char buf[ERR_MAX_STRLEN];
  55         } args[ERR_MAX_ARGS];
  56 } SDL_error;
  57
  58 #endif /* _SDL_error_c_h */