/* Copyright, License, & Warranty Disclaimer {{{ */
/* S3FS - Linux VFS Module for Amazon S3
 * Copyright (C) 2006  Jay Freeman (saurik)
*/

/*
 *        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.
*/
/* }}} */

#ifndef PLATFORM_H_
#define PLATFORM_H_

#define _forever \
    for (;;)

#define _not(type) \
    ((type) ~ (type) 0)

#define _packed \
    __attribute__((packed))

#define _finline \
    __attribute__((always_inline))

#define _assert(expr) \
    BUG_ON(!(expr))

#define _unlikely(expr) \
    __builtin_expect(!!(expr), false)

#define _likely(expr) \
    __builtin_expect(!!(expr), true)

#define _check(expr) \
    do if (_unlikely((error = (expr)) < 0)) \
        goto error; \
    while (false)

#define _raise(expr) \
    do { \
        printk("%s(%u): _raise(%s)\n", __FILE__, __LINE__, #expr); \
        error = -(expr); \
        goto error; \
    } while (false)

#define _breakpoint() \
    __asm__ ("int $0x03")

typedef unsigned long jiffies_t;

#endif/*PLATFORM_H_*/