MT_Assert.cpp

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/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include <stdio.h>

#ifdef _WIN32
#include <windows.h>
#endif

#include "MT_assert.h"

#ifdef _MSC_VER
#ifndef snprintf
  #define snprintf _snprintf
#endif
#endif

// Query the user if they want to break/abort the program, ignore the assert, or ignore all future
// occurance of the assert.
int MT_QueryAssert(const char *file, int line, const char *predicate, int *do_assert)
{
#ifdef _WIN32
    if (*do_assert)
    {
        char buffer[1024];
        snprintf(buffer, 1024, "ASSERT %s:%d: %s failed.\nWould you like to debug? (Cancel = ignore)", file, line, predicate);
        int result = MessageBox(NULL, buffer, "ASSERT failed.", MB_YESNOCANCEL|MB_ICONERROR);
        if (result == IDCANCEL)
        {
            *do_assert = 0;
            return 0;
        }
        
        return result == IDYES;
    }
#endif
    printf("ASSERT %s:%d: %s failed.\n", file, line, predicate);
    return *do_assert;
}