/* * Copyright (c) 1991, 1993 *	The Regents of the University of California.  All rights reserved. * * This code is derived from software contributed to Berkeley by * Berkeley Software Design, Inc. * * 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. All advertising materials mentioning features or use of this software *    must display the following acknowledgement: *	This product includes software developed by the University of *	California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors *    may be used to endorse or promote products derived from this software *    without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. * *	@(#)cdefs.h	8.7 (Berkeley) 1/21/94 */#ifndef	_CDEFS_H_#define	_CDEFS_H_/* POSIX.2 feature test macro: enable POSIX.1 and/or more */#if _POSIX_C_SOURCE == 1 || _POSIX_C_SOURCE == 2#define	_POSIX_SOURCE#endif#if defined(_POSIX_SOURCE) || defined(__STRICT_ANSI__)#define	_ANSI_SOURCE#endif#if defined(__cplusplus)#define	__BEGIN_DECLS	extern "C" {#define	__END_DECLS	};#else#define	__BEGIN_DECLS#define	__END_DECLS#endif/* * The __CONCAT macro is used to concatenate parts of symbol names, e.g. * with "#define OLD(foo) __CONCAT(old,foo)", OLD(foo) produces oldfoo. * The __CONCAT macro is a bit tricky -- make sure you don't put spaces * in between its arguments.  __CONCAT can also concatenate double-quoted * strings produced by the __STRING macro, but this only works with ANSI C. */#if defined(__STDC__) || defined(__cplusplus)#define	__P(protos)	protos		/* full-blown ANSI C */#define	__CONCAT(x,y)	x ## y#define	__STRING(x)	#x#define	__const		const		/* define reserved names to standard */#define	__signed	signed#define	__volatile	volatile#if defined(__cplusplus)#define	__inline	inline		/* convert to C++ keyword */#else#ifndef __GNUC__#define	__inline			/* delete GCC keyword */#endif /* !__GNUC__ */#endif /* !__cplusplus */#else	/* !(__STDC__ || __cplusplus) */#define	__P(protos)	()		/* traditional C preprocessor */#define	__CONCAT(x,y)	x/**/y#define	__STRING(x)	"x"#ifndef __GNUC__#define	__const				/* delete pseudo-ANSI C keywords */#define	__inline#define	__signed#define	__volatile/* * In non-ANSI C environments, new programs will want ANSI-only C keywords * deleted from the program and old programs will want them left alone. * When using a compiler other than gcc, programs using the ANSI C keywords * const, inline etc. as normal identifiers should define -DNO_ANSI_KEYWORDS. * When using "gcc -traditional", we assume that this is the intent; if * __GNUC__ is defined but __STDC__ is not, we leave the new keywords alone. */#ifndef	NO_ANSI_KEYWORDS#define	const				/* delete ANSI C keywords */#define	inline#define	signed#define	volatile#endif#endif	/* !__GNUC__ */#endif	/* !(__STDC__ || __cplusplus) *//* * GCC1 and some versions of GCC2 declare dead (non-returning) and * pure (no side effects) functions using "volatile" and "const"; * unfortunately, these then cause warnings under "-ansi -pedantic". * GCC2 uses a new, peculiar __attribute__((attrs)) style.  All of * these work for GNU C++ (modulo a slight glitch in the C++ grammar * in the distribution version of 2.5.5). */#if !defined(__GNUC__) || __GNUC__ < 2 || __GNUC_MINOR__ < 5#define	__attribute__(x)	/* delete __attribute__ if non-gcc or gcc1 */#if defined(__GNUC__) && !defined(__STRICT_ANSI__)#define	__dead		__volatile#define	__pure		__const#endif#endif/* The following lines were added for newer versions of GNU C *   Ed Lewis - Sept 1996 lewis@tis.com */    #if __GNUC__ == 2 &&  __GNUC_MINOR__ >= 5 || __GNUC__ >= 3#define __dead#define __dead2     __attribute__((noreturn))#define __pure#define __pure2     __attribute__((const))#endif/* Delete pseudo-keywords wherever they are not available or needed. */#ifndef __dead#define	__dead#define	__pure#endif#endif /* !_CDEFS_H_ */