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81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/*
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** m_alloc.h
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**
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**---------------------------------------------------------------------------
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** Copyright 1998-2008 Randy Heit
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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#ifndef __M_ALLOC_H__
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#define __M_ALLOC_H__
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#include <stdlib.h>
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#include <string.h>
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#if defined(__APPLE__)
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#define _msize(p) malloc_size(p)
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#elif defined(__solaris__) || defined(__OpenBSD__)
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#define _msize(p) (*((size_t*)(p)-1))
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#elif !defined(_WIN32)
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#define _msize(p) malloc_usable_size(p) // from glibc/FreeBSD
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#endif
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// These are the same as the same stdlib functions,
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// except they bomb out with a fatal error
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// when they can't get the memory.
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#if defined(_DEBUG)
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#define M_Calloc(s,t) M_Calloc_Dbg(s, t, __FILE__, __LINE__)
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#define M_Malloc(s) M_Malloc_Dbg(s, __FILE__, __LINE__)
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#define M_Realloc(p,s) M_Realloc_Dbg(p, s, __FILE__, __LINE__)
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void *M_Malloc_Dbg (size_t size, const char *file, int lineno);
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void *M_Realloc_Dbg (void *memblock, size_t size, const char *file, int lineno);
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inline void* M_Calloc_Dbg(size_t v1, size_t v2, const char* file, int lineno)
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{
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auto p = M_Malloc_Dbg(v1 * v2, file, lineno);
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memset(p, 0, v1 * v2);
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return p;
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}
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#else
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void *M_Malloc (size_t size);
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void *M_Realloc (void *memblock, size_t size);
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inline void* M_Calloc(size_t v1, size_t v2)
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{
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auto p = M_Malloc(v1 * v2);
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memset(p, 0, v1 * v2);
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return p;
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}
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#endif
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void M_Free (void *memblock);
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#endif //__M_ALLOC_H__
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