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https://github.com/DrBeef/DVR.git
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131 lines
4.3 KiB
C++
131 lines
4.3 KiB
C++
/* Emacs style mode select -*- C++ -*-
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*-----------------------------------------------------------------------------
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*
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*
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* PrBoom: a Doom port merged with LxDoom and LSDLDoom
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* based on BOOM, a modified and improved DOOM engine
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* Copyright (C) 1999 by
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* id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
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* Copyright (C) 1999-2000 by
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* Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
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* Copyright 2005, 2006 by
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* Florian Schulze, Colin Phipps, Neil Stevens, Andrey Budko
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* DESCRIPTION:
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* Zone Memory Allocation, perhaps NeXT ObjectiveC inspired.
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* Remark: this was the only stuff that, according
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* to John Carmack, might have been useful for
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* Doom.
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*
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* Rewritten by Lee Killough, though, since it was not efficient enough.
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*
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*---------------------------------------------------------------------*/
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#ifndef __Z_ZONE__
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#define __Z_ZONE__
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/*
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#ifndef __GNUC__
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#define __attribute__(x)
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#endif
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*/
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// Include system definitions so that prototypes become
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// active before macro replacements below are in effect.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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//#include <assert.h>
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// ZONE MEMORY
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// PU - purge tags.
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enum {PU_FREE, PU_STATIC, PU_SOUND, PU_MUSIC, PU_LEVEL, PU_LEVSPEC, PU_CACHE,
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/* Must always be last -- killough */ PU_MAX};
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#define PU_PURGELEVEL PU_CACHE /* First purgable tag's level */
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#ifdef INSTRUMENTED
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#define DA(x,y) ,x,y
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#define DAC(x,y) x,y
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#else
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#define DA(x,y)
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#define DAC(x,y)
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#endif
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void *(Z_Malloc)(size_t size, int tag, void **ptr DA(const char *, int));
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void (Z_Free)(void *ptr DA(const char *, int));
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void (Z_FreeTags)(int lowtag, int hightag DA(const char *, int));
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void (Z_ChangeTag)(void *ptr, int tag DA(const char *, int));
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void (Z_Init)(void);
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void Z_Close(void);
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void *(Z_Calloc)(size_t n, size_t n2, int tag, void **user DA(const char *, int));
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void *(Z_Realloc)(void *p, size_t n, int tag, void **user DA(const char *, int));
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char *(Z_Strdup)(const char *s, int tag, void **user DA(const char *, int));
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void (Z_CheckHeap)(DAC(const char *,int)); // killough 3/22/98: add file/line info
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void Z_DumpHistory(char *);
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#ifdef INSTRUMENTED
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/* cph - save space if not debugging, don't require file
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* and line to memory calls */
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#define Z_Free(a) (Z_Free) (a, __FILE__,__LINE__)
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#define Z_FreeTags(a,b) (Z_FreeTags) (a,b, __FILE__,__LINE__)
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#define Z_ChangeTag(a,b) (Z_ChangeTag)(a,b, __FILE__,__LINE__)
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#define Z_Malloc(a,b,c) (Z_Malloc) (a,b,c, __FILE__,__LINE__)
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#define Z_Strdup(a,b,c) (Z_Strdup) (a,b,c, __FILE__,__LINE__)
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#define Z_Calloc(a,b,c,d) (Z_Calloc) (a,b,c,d,__FILE__,__LINE__)
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#define Z_Realloc(a,b,c,d) (Z_Realloc) (a,b,c,d,__FILE__,__LINE__)
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#define Z_CheckHeap() (Z_CheckHeap)(__FILE__,__LINE__)
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#endif
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/* cphipps 2001/11/18 -
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* If we're using memory mapped file access to WADs, we won't need to maintain
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* our own heap. So we *could* let "normal" malloc users use the libc malloc
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* directly, for efficiency. Except we do need a wrapper to handle out of memory
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* errors... damn, ok, we'll leave it for now.
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*/
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#ifndef HAVE_LIBDMALLOC
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// Remove all definitions before including system definitions
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#undef malloc
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#undef free
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#undef realloc
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#undef calloc
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#undef strdup
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#define malloc(n) Z_Malloc(n,PU_STATIC,0)
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#define free(p) Z_Free(p)
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#define realloc(p,n) Z_Realloc(p,n,PU_STATIC,0)
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#define calloc(n1,n2) Z_Calloc(n1,n2,PU_STATIC,0)
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#define strdup(s) Z_Strdup(s,PU_STATIC,0)
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#else
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#ifdef HAVE_LIBDMALLOC
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#include <dmalloc.h>
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#endif
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#endif
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void Z_ZoneHistory(char *);
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#endif
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