compiler.h

/*  Copyright (C) 2000 by Massimiliano Ghilardi
 *
 *  This program 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 2 of the License, or
 *  (at your option) any later version.
 */

/* server internal stuff. define macros without any prefix */

#ifndef TWIN_COMPILER_H
#define TWIN_COMPILER_H

#if !defined(CAT)
#define _CAT(a, b) a##b
#define CAT(a, b) _CAT(a, b)

#define _CAT3(a, b, c) a##b##c
#define CAT3(a, b, c) _CAT3(a, b, c)

#define _CAT4(a, b, c, d) a##b##c##d
#define CAT4(a, b, c, d) _CAT4(a, b, c, d)

#define _CAT5(a, b, c, d, e) a##b##c##d##e
#define CAT5(a, b, c, d, e) _CAT5(a, b, c, d, e)

#define _CAT6(a, b, c, d, e, f) a##b##c##d##e##f
#define CAT6(a, b, c, d, e, f) _CAT6(a, b, c, d, e, f)

#define _CAT8(a, b, c, d, e, f, g, h) a##b##c##d##e##f##g##h
#define CAT8(a, b, c, d, e, f, g, h) _CAT8(a, b, c, d, e, f, g, h)

#endif

#if !defined(STR)
#define _STR(s) #s
#define STR(s) _STR(s)
#endif

#ifndef CONST
#define CONST const
#endif

#ifndef VOLATILE
#if defined(HAVE_VOLATILE) || defined(volatile)
#define VOLATILE volatile
#else
#define VOLATILE
#endif
#endif

/* inline is NOT a standard C89 feature :( */
#ifndef INLINE
#if defined(TW_HAVE_STATIC_INLINE)
#define INLINE static inline
#elif defined(TW_HAVE_INLINE) || defined(inline)
#define INLINE inline
#else
#define INLINE static
#endif
#endif

#ifndef EXTERN_C
#ifdef __cplusplus
#define EXTERN_C extern "C"
#else
#define EXTERN_C
#endif
#endif

#define N_OF(array) (sizeof(array) / sizeof((array)[0]))

#endif /* TWIN_COMPILER_H */