1/* $NetBSD$ */ 2 3/* 4 * ++Copyright++ 1991, 1993 5 * - 6 * Copyright (c) 1991, 1993 7 * The Regents of the University of California. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the University of 20 * California, Berkeley and its contributors. 21 * 4. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * - 37 * Portions Copyright (c) 1993 by Digital Equipment Corporation. 38 * 39 * Permission to use, copy, modify, and distribute this software for any 40 * purpose with or without fee is hereby granted, provided that the above 41 * copyright notice and this permission notice appear in all copies, and that 42 * the name of Digital Equipment Corporation not be used in advertising or 43 * publicity pertaining to distribution of the document or software without 44 * specific, written prior permission. 45 * 46 * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL 47 * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES 48 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT 49 * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 50 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 51 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS 52 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 53 * SOFTWARE. 54 * - 55 * --Copyright-- 56 */ 57 58/* 59 * @(#)cdefs.h 8.1 (Berkeley) 6/2/93 60 * Id: cdefs.h,v 1.2 2004/07/19 05:54:05 marka Exp 61 */ 62 63#ifndef _CDEFS_H_ 64#define _CDEFS_H_ 65 66#if defined(__cplusplus) 67#define __BEGIN_DECLS extern "C" { 68#define __END_DECLS }; 69#else 70#define __BEGIN_DECLS 71#define __END_DECLS 72#endif 73 74/* 75 * The __CONCAT macro is used to concatenate parts of symbol names, e.g. 76 * with "#define OLD(foo) __CONCAT(old,foo)", OLD(foo) produces oldfoo. 77 * The __CONCAT macro is a bit tricky -- make sure you don't put spaces 78 * in between its arguments. __CONCAT can also concatenate double-quoted 79 * strings produced by the __STRING macro, but this only works with ANSI C. 80 */ 81#if defined(__STDC__) || defined(__cplusplus) 82#define __P(protos) protos /* full-blown ANSI C */ 83#define __CONCAT(x,y) x ## y 84#define __STRING(x) #x 85 86#define __const const /* define reserved names to standard */ 87#define __signed signed 88#define __volatile volatile 89#if defined(__cplusplus) 90#define __inline inline /* convert to C++ keyword */ 91#else 92#ifndef __GNUC__ 93#define __inline /* delete GCC keyword */ 94#endif /* !__GNUC__ */ 95#endif /* !__cplusplus */ 96 97#else /* !(__STDC__ || __cplusplus) */ 98#define __P(protos) () /* traditional C preprocessor */ 99#define __CONCAT(x,y) x/**/y 100#define __STRING(x) "x" 101 102#ifndef __GNUC__ 103#define __const /* delete pseudo-ANSI C keywords */ 104#define __inline 105#define __signed 106#define __volatile 107/* 108 * In non-ANSI C environments, new programs will want ANSI-only C keywords 109 * deleted from the program and old programs will want them left alone. 110 * When using a compiler other than gcc, programs using the ANSI C keywords 111 * const, inline etc. as normal identifiers should define -DNO_ANSI_KEYWORDS. 112 * When using "gcc -traditional", we assume that this is the intent; if 113 * __GNUC__ is defined but __STDC__ is not, we leave the new keywords alone. 114 */ 115#ifndef NO_ANSI_KEYWORDS 116#define const /* delete ANSI C keywords */ 117#define inline 118#define signed 119#define volatile 120#endif 121#endif /* !__GNUC__ */ 122#endif /* !(__STDC__ || __cplusplus) */ 123 124/* 125 * GCC1 and some versions of GCC2 declare dead (non-returning) and 126 * pure (no side effects) functions using "volatile" and "const"; 127 * unfortunately, these then cause warnings under "-ansi -pedantic". 128 * GCC2 uses a new, peculiar __attribute__((attrs)) style. All of 129 * these work for GNU C++ (modulo a slight glitch in the C++ grammar 130 * in the distribution version of 2.5.5). 131 */ 132#if !defined(__GNUC__) || __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) 133#define __attribute__(x) /* delete __attribute__ if non-gcc or gcc1 */ 134#if defined(__GNUC__) && !defined(__STRICT_ANSI__) 135#define __dead __volatile 136#define __pure __const 137#endif 138#endif 139 140/* Delete pseudo-keywords wherever they are not available or needed. */ 141#ifndef __dead 142#define __dead 143#define __pure 144#endif 145 146#endif /* !_CDEFS_H_ */ 147