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livetrax/libs/pbd/dmalloc.cc
Hans Fugal 79986643c0 r269@gandalf: fugalh | 2006-08-03 20:18:05 -0600
Trunk merge conflicts resolved


git-svn-id: svn://localhost/ardour2/branches/undo@756 d708f5d6-7413-0410-9779-e7cbd77b26cf
2006-08-04 02:18:45 +00:00

103 lines
2.3 KiB
C++

/*
* file that facilitates C++ program debugging.
*
* Copyright 1995 by Gray Watson
*
* This file is part of the dmalloc package.
*
* Permission to use, copy, modify, and distribute this software for any
* NON-COMMERCIAL purpose and without fee is hereby granted, provided
* that the above copyright notice and this permission notice appear
* in all copies, and that the name of Gray Watson not be used in
* advertising or publicity pertaining to distribution of the document
* or software without specific, written prior permission.
*
* Please see the PERMISSIONS file or contact the author for information
* about commercial licenses.
*
* Gray Watson makes no representations about the suitability of the
* software described herein for any purpose. It is provided "as is"
* without express or implied warranty.
*
* The author may be contacted via http://www.letters.com/~gray/
*
* $Id$
*/
/*
* This file is used to effectively redirect new to the more familiar
* malloc and delete to the more familiar free so they can be debugged
* with the debug malloc library.. They also give the known error
* behavior, too.
*
* Compile and link this in with the C++ program you want to debug.
*
* NOTE: I am not a C++ hacker so feedback in the form of other hints
* and ideas for C++ users would be much appreciated.
*/
#ifdef DEBUG_MALLOC
extern "C" {
#include <stdlib.h>
#include <dmalloc.h>
#include "/usr/local/src/dmalloc-4.1.2/return.h"
}
/*
* An overload function for the C++ new.
*/
void *
operator new(size_t size)
{
char *file;
GET_RET_ADDR(file);
/* handle correct C++ semantics for an alloc of size 0 */
if (size == 0) size = 1;
return _malloc_leap(file, 0, size);
}
/*
* An overload function for the C++ new[].
*/
void *
operator new[](size_t size)
{
char *file;
GET_RET_ADDR(file);
/* handle correct C++ semantics for an alloc of size 0 */
if (size == 0) size = 1;
return _malloc_leap(file, 0, size);
}
/*
* An overload function for the C++ delete.
*/
void
operator delete(void *pnt)
{
char *file;
GET_RET_ADDR(file);
_free_leap(file, 0, pnt);
}
/*
* An overload function for the C++ delete[]. Thanks to Jens Krinke
* <j.krinke@gmx.de>
*/
void
operator delete[](void *pnt)
{
char *file;
GET_RET_ADDR(file);
_free_leap(file, 0, pnt);
}
#endif