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      1 /*
      2     SDL - Simple DirectMedia Layer
      3     Copyright (C) 1997-2012 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 (at) 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 */
     59