/**
 * \file
 * Default definitions of C compiler quirk work-arounds.
 * \author Adam Dunkels <adam@dunkels.com>
 *
 * This file is used for making use of extra functionality of some C
 * compilers used for Contiki, and defining work-arounds for various
 * quirks and problems with some other C compilers.
 */

/*
 * Copyright (c) 2003, Adam Dunkels.
 * All rights reserved. 
 *
 * 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. The name of the author may not be used to endorse or promote
 *    products derived from this software without specific prior
 *    written permission.  
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 the Contiki desktop OS
 *
 * $Id: cc.h,v 1.6 2004/03/18 23:03:56 adamdunkels Exp $
 *
 */
#ifndef __CC_H__
#define __CC_H__

#include "cc-conf.h"

/**
 * Configure if the C compiler supports the "register" keyword for
 * function arguments.
 */
#if CC_CONF_REGISTER_ARGS
#define CC_REGISTER_ARG register
#else /* CC_CONF_REGISTER_ARGS */
#define CC_REGISTER_ARG
#endif /* CC_CONF_REGISTER_ARGS */

/**
 * Configure if the C compiler supports the arguments for function
 * pointers.
 */
#if CC_CONF_FUNCTION_POINTER_ARGS
#define CC_FUNCTION_POINTER_ARGS 1
#else /* CC_CONF_FUNCTION_POINTER_ARGS */
#define CC_FUNCTION_POINTER_ARGS 0
#endif /* CC_CONF_FUNCTION_POINTER_ARGS */

/**
 * Configure if the C compiler supports fastcall function
 * declarations.
 */
#ifdef CC_CONF_FASTCALL
#define CC_FASTCALL CC_CONF_FASTCALL
#else /* CC_CONF_FASTCALL */
#define CC_FASTCALL
#endif /* CC_CONF_FASTCALL */

/**
 * Configure work-around for unsigned char bugs with sdcc.
 */
#if CC_CONF_UNSIGNED_CHAR_BUGS
#define CC_UNSIGNED_CHAR_BUGS 1
#else /* CC_CONF_UNSIGNED_CHAR_BUGS */
#define CC_UNSIGNED_CHAR_BUGS 0
#endif /* CC_CONF_UNSIGNED_CHAR_BUGS */

/**
 * Configure if C compiler supports double hash marks in C macros.
 */
#if CC_CONF_DOUBLE_HASH
#define CC_DOUBLE_HASH 1
#else /* CC_CONF_DOUBLE_HASH */
#define CC_DOUBLE_HASH 0
#endif /* CC_CONF_DOUBLE_HASH */

#ifndef NULL
#define NULL 0
#endif /* NULL */
#endif /* __CC_H__ */