/* $Id: w_malloc.h,v 2.8 2010/04/18 15:24:47 smissaert Exp $ */

/* 
 * Copyright (c) 2006-2010 Ludo Smissaert <ludo@ludikidee.com>
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions 
 * are met:
 * 
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 
 *  2. Redistributions in binary form must reproduce the above
 *     copyright notice, this list of conditions and the following
 *     disclaimer in the documentation and/or other materials provided
 *     with the distribution.
 * 
 *  3. Neither the name of the original author nor the names of its 
 *     contributors may be used to endorse or promote products derived 
 *     from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/* this file is part of libwmalloc */

#ifndef 	__W_MALLOC_H__
#define		__W_MALLOC_H__

void	*wrapper_malloc(size_t, const char *);
void	*wrapper_calloc(size_t, size_t, const char *);
void	*wrapper_realloc(void *, size_t, const char *);
char	*wrapper_strdup(const char *, const char *);
void	 wrapper_free(void *);
void	 wrapper_histogram(void);
void	 wrapper_checkForLeaks(void);

#ifdef		USE_W_MALLOC
	#define w_malloc(size)		wrapper_malloc(size, __func__)
	#define w_calloc(nb, size) 	wrapper_calloc(nb, size, __func__)
	#define w_strdup(s)		wrapper_strdup(s, __func__)
	#define w_free(p)		wrapper_free(p)
	#define w_realloc(ptr, size)	wrapper_realloc(ptr, size, __func__)
	#define w_histogram()		wrapper_histogram()
	#define w_checkForLeaks()	wrapper_checkForLeaks()

#else
	/* standard library functions */
	#include <stdlib.h>
	#include <string.h>

	/* set macros to default system functions */
	#define w_malloc(size)		malloc(size)
	#define w_calloc(nb, size)	calloc(nb, size)
	#define w_realloc(ptr, size)	realloc(ptr, size)
	#define w_strdup(s)		strdup(s)
	#define w_free(ptr)		free(ptr)

	/* set macros to null statements */
	#define w_checkForLeaks()	;
	#define w_histogram()		;

#endif	/* 	USE_W_MALLOC */
#endif	/* 	__W_MALLOC_H__ */