1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _SYS_CCOMPILE_H 28#define _SYS_CCOMPILE_H 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32/* 33 * This file contains definitions designed to enable different compilers 34 * to be used harmoniously on Solaris systems. 35 */ 36 37#ifdef __cplusplus 38extern "C" { 39#endif 40 41/* 42 * Allow for version tests for compiler bugs and features. 43 */ 44#if defined(__GNUC__) 45#define __GNUC_VERSION \ 46 (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) 47#else 48#define __GNUC_VERSION 0 49#endif 50 51#if defined(__ATTRIBUTE_IMPLEMENTED) || defined(__GNUC__) 52 53/* 54 * analogous to lint's PRINTFLIKEn 55 */ 56#define __sun_attr___PRINTFLIKE__(__n) \ 57 __attribute__((__format__(printf, __n, (__n)+1))) 58#define __sun_attr___VPRINTFLIKE__(__n) \ 59 __attribute__((__format__(printf, __n, 0))) 60 61/* 62 * Handle the kernel printf routines that can take '%b' too 63 */ 64#if __GNUC_VERSION < 30402 65/* 66 * XX64 at least this doesn't work correctly yet with 3.4.1 anyway! 67 */ 68#define __sun_attr___KPRINTFLIKE__ __sun_attr___PRINTFLIKE__ 69#define __sun_attr___KVPRINTFLIKE__ __sun_attr___VPRINTFLIKE__ 70#else 71#define __sun_attr___KPRINTFLIKE__(__n) \ 72 __attribute__((__format__(cmn_err, __n, (__n)+1))) 73#define __sun_attr___KVPRINTFLIKE__(__n) \ 74 __attribute__((__format__(cmn_err, __n, 0))) 75#endif 76 77/* 78 * This one's pretty obvious -- the function never returns 79 */ 80#define __sun_attr___noreturn__ __attribute__((__noreturn__)) 81 82 83/* 84 * This is an appropriate label for functions that do not 85 * modify their arguments, e.g. strlen() 86 */ 87#define __sun_attr___pure__ __attribute__((__pure__)) 88 89/* 90 * This is a stronger form of __pure__. Can be used for functions 91 * that do not modify their arguments and don't depend on global 92 * memory. 93 */ 94#define __sun_attr___const__ __attribute__((__const__)) 95 96/* 97 * structure packing like #pragma pack(1) 98 */ 99#define __sun_attr___packed__ __attribute__((__packed__)) 100 101#define ___sun_attr_inner(__a) __sun_attr_##__a 102#define __sun_attr__(__a) ___sun_attr_inner __a 103 104#else /* __ATTRIBUTE_IMPLEMENTED || __GNUC__ */ 105 106#define __sun_attr__(__a) 107 108#endif /* __ATTRIBUTE_IMPLEMENTED || __GNUC__ */ 109 110/* 111 * Shorthand versions for readability 112 */ 113 114#define __PRINTFLIKE(__n) __sun_attr__((__PRINTFLIKE__(__n))) 115#define __VPRINTFLIKE(__n) __sun_attr__((__VPRINTFLIKE__(__n))) 116#define __KPRINTFLIKE(__n) __sun_attr__((__KPRINTFLIKE__(__n))) 117#define __KVPRINTFLIKE(__n) __sun_attr__((__KVPRINTFLIKE__(__n))) 118#define __CONST __sun_attr__((__const__)) 119#define __PURE __sun_attr__((__pure__)) 120 121 122#ifdef __cplusplus 123} 124#endif 125 126#endif /* _SYS_CCOMPILE_H */ 127