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/*
* PARSEC - Error Handling Code
*
* $Author: uberlinuxguy $ - $Date: 2004/09/15 12:26:07 $
*
* Orginally written by:
* Copyright (c) Clemens Beer <cbx@parsec.org> 2001
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// C library
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
// compilation flags/debug support
#include "config.h"
#include "debug.h"
// general definitions
#include "general.h"
#include "objstruc.h"
// global externals
#include "globals.h"
// proprietary module headers
#include "sys_util_sv.h"
// common error strings -------------------------------------------------------
//
static char err_exit[] = "Parsec error exit";
static char err_emem[] = "Parsec memory error exit";
static char err_ndef[] = "Unrecoverable error";
static char err_nmem[] = "Memory allocation failed";
static char err_msg1[] = "\n%s: %s";
static char err_msg2[] = "\n%s: %s (%s, line %u).";
// cleanup macro --------------------------------------------------------------
//
#define CLEAN_UP(x) SYSs_CleanUp()
// exit function if critical error occurred -----------------------------------
//
void SYSs_PanicFunction( const char *msg, const char *file, unsigned line )
{
// print error message
if ( ( msg != NULL ) && ( *msg != 0 ) ) {
// print custom message if provided and not empty
fprintf( stderr, err_msg1, err_exit, msg );
} else if ( ( msg != NULL ) && ( errno > 0 ) ) {
// print errno error if provided message is empty
fprintf( stderr, err_msg2, err_exit, strerror( errno ), file, line );
} else {
// print generic error message if no message provided
fprintf( stderr, err_msg2, err_exit, err_ndef, file, line );
}
fprintf( stderr, "\n" );
// just to be sure
fflush( stderr );
CLEAN_UP(0);
//FIXME_GAMESERVER: check whether exit also automatically calls the destructor of the GameServer instance
exit( EXIT_FAILURE );
}
// exit function if memory allocation failed ----------------------------------
//
void SYSs_OutOfMemFunction( const char *msg, const char *file, unsigned line )
{
// print error message
if ( ( msg != NULL ) && ( *msg != 0 ) ) {
// print custom message if provided and not empty
fprintf( stderr, err_msg1, err_emem, msg );
} else if ( ( msg != NULL ) && ( errno > 0 ) ) {
// print errno error if provided message is empty
fprintf( stderr, err_msg2, err_emem, strerror( errno ), file, line );
} else {
// print generic error message if no message provided
fprintf( stderr, err_msg2, err_emem, err_nmem, file, line );
}
fprintf( stderr, "\n" );
// just to be sure
fflush( stderr );
CLEAN_UP(0);
//FIXME_GAMESERVER: check whether exit also automatically calls the destructor of the GameServer instance
exit( EXIT_FAILURE );
}
// generic string paste area --------------------------------------------------
//
#define PASTE_STR_LEN 255
static char paste_str[ PASTE_STR_LEN + 1 ];
// prints error message and exits ---------------------------------------------
//
void SYSs_PError( const char *message, ... )
{
va_list ap;
va_start( ap, message );
// print custom message if provided
if ( message != NULL ) {
fprintf ( stderr, "\n%s: ", sys_ProgramName );
vfprintf( stderr, message, ap );
fprintf ( stderr, "\n" );
} else {
fprintf( stderr, "\n%s: SYSs_PError().\n", sys_ProgramName );
}
fflush( stderr );
// display error message box
if ( message != NULL ) {
vsprintf( paste_str, message, ap );
fprintf ( stderr, "SYSs_PError(): %s.", paste_str );
} else {
fprintf ( stderr, "SYSs_PError(): %s.", err_ndef );
}
va_end( ap );
CLEAN_UP(0);
//FIXME_GAMESERVER: check whether exit also automatically calls the destructor of the GameServer instance
exit( EXIT_FAILURE );
}
// clean up functions that must be called in any case (if at all possible) ----
//
void SYSs_CriticalCleanUp()
{
//NOTE:
// this function is not declared in any header,
// since it is only used by DEBUG.C, which
// contains a prototype in order to call
// SYSs_CriticalCleanUp().
int static was_here = FALSE;
if ( !was_here ) {
was_here = TRUE;
// kill networking system;
// must not be done after SYSs_KillFrameTimer()
//FIXME_GAMESERVER: ????
//NETs_KillAPI();
// kill timer code
//FIXME_GAMESERVER: ????
//SYSs_KillFrameTimer();
}
}
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