/* $NetBSD: cdefs.h,v 1.1.1.2 2012/09/09 16:08:07 christos Exp $ */ /* NetBSD: cdefs.h,v 1.15 1995/01/19 01:54:52 jtc Exp */ /* * 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_ //#include #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 #endif /* !__GNUC__ */ /* * 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. * Programs using the ANSI C keywords const, inline etc. as normal * identifiers should define -DNO_ANSI_KEYWORDS. */ #ifndef NO_ANSI_KEYWORDS #define const __const /* convert ANSI C keywords */ #define inline __inline #define signed __signed #define volatile __volatile #endif /* !NO_ANSI_KEYWORDS */ #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__ == 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 /* Delete pseudo-keywords wherever they are not available or needed. */ #ifndef __dead #define __dead #define __pure #endif #endif /* !_CDEFS_H_ */