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/**
* $Id$
* ***** BEGIN GPL/BL DUAL 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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.
*
* 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/BL DUAL LICENSE BLOCK *****
*/
#ifndef MT_ASSERT_H
#define MT_ASSERT_H
#ifdef MT_NDEBUG
#define MT_assert(predicate) ((void)0)
#else
#include <signal.h>
#include <stdlib.h>
// BREAKPOINT() will cause a break into the debugger
#if defined(__i386) && defined(__GNUC__)
// gcc on intel...
#define BREAKPOINT() \
asm("int $3")
#elif defined(_MSC_VER)
// Visual C++ (on Intel)
#define BREAKPOINT() \
{ _asm int 3 }
#elif defined(SIGTRAP)
// POSIX compatible...
#define BREAKPOINT() \
raise(SIGTRAP);
#else
// FIXME: Don't know how to do a decent break!
// Add some code for your cpu type, or get a posix
// system.
// abort instead
#define BREAKPOINT() \
abort();
#endif
// So it can be used from C
#ifdef __cplusplus
#define MT_CDECL extern "C"
#else
#define MT_CDECL
#endif
// Ask the user if they wish to abort/break, ignore, or ignore for good.
// file, line, predicate form the message to ask, *do_assert should be set
// to 0 to ignore.
// returns 1 to break, false to ignore
MT_CDECL int MT_QueryAssert(char *file, int line, char *predicate, int *do_assert);
// Abort the program if predicate is not true
#define MT_assert(predicate) \
{ \
static int do_assert = 1; \
if (!(predicate) && MT_QueryAssert(__FILE__, __LINE__, #predicate, &do_assert)) \
{ \
BREAKPOINT(); \
} \
}
#endif /* MT_NDEBUG */
#endif
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