compat-c.h

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/*
 * Copyright (C) 2007-2015 Hypertable, Inc.
 *
 * This file is part of Hypertable.
 *
 * Hypertable 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 any later version.
 *
 * Hypertable 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 Hypertable. If not, see <http://www.gnu.org/licenses/>
 */

#ifndef HYPERTABLE_COMPAT_C_H
#define HYPERTABLE_COMPAT_C_H

/* Portability macros for C code. */
#ifdef __cplusplus
#  define HT_EXTERN_C  extern "C"
#else
#  define HT_EXTERN_C  extern
#endif

/* Calling convention */
#ifdef _MSC_VER
#  define HT_CDECL      __cdecl
#else
#  define HT_CDECL
#endif

#define HT_PUBLIC(ret_type)     ret_type HT_CDECL
#define HT_EXTERN(ret_type)     HT_EXTERN_C HT_PUBLIC(ret_type)

#ifdef __GNUC__
#  define HT_NORETURN __attribute__((__noreturn__))
#  define HT_FORMAT(x) __attribute__((format x))
#  define HT_FUNC __PRETTY_FUNCTION__
#  define HT_COND(x, _prob_) __builtin_expect(x, _prob_)
#else
#  define HT_NORETURN
#  define HT_FORMAT(x)
#  ifndef __attribute__
#    define __attribute__(x)
#  endif
#  define HT_FUNC __func__
#  define HT_COND(x, _prob_) (x)
#endif

#define HT_LIKELY(x) HT_COND(x, 1)
#define HT_UNLIKELY(x) HT_COND(x, 0)

/* We want C limit macros, even when using C++ compilers */
#ifndef __STDC_LIMIT_MACROS
#  define __STDC_LIMIT_MACROS
#endif
#include <stdint.h>
#include <stddef.h>
#include <string.h>
#include <strings.h>
#include <stdlib.h>
#include <unistd.h>

#endif /* HYPERTABLE_COMPAT_C_H */