Implementation of Unlambda, an esoteric programming language.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
u6a/src/common.h

54 lines
1.5 KiB

/*
* common.h - common includes and definitions
*
* Copyright (C) 2020 CismonX <admin@cismon.net>
*
* This file is part of U6a.
*
* U6a is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* U6a is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with U6a. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef U6A_COMMON_H_
#define U6A_COMMON_H_
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef __GNUC__
#define LIKELY(expr) __builtin_expect(!!(expr), 1)
#define UNLIKELY(expr) __builtin_expect(!!(expr), 0)
#define U6A_COLD __attribute__((cold))
#define U6A_HOT __attribute__((hot))
#define U6A_NOT_REACHED() __builtin_unreachable()
#else
#define LIKELY(expr) (expr)
#define UNLIKELY(expr) (expr)
#define U6A_COLD
#define U6A_HOT
#define U6A_NOT_REACHED()
#endif
#ifdef __linux__
#include <linux/limits.h>
#else
#include <limits.h>
#endif
#define U6A_MAGIC 0xDC /* Latin 'U' with diaeresis */
#define U6A_VER_MAJOR 0x00
#define U6A_VER_MINOR 0x01
#define U6A_VER_PATCH 0x02
#endif