1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _SYS_CCOMPILE_H 28*0Sstevel@tonic-gate #define _SYS_CCOMPILE_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate /* 33*0Sstevel@tonic-gate * This file contains definitions designed to enable different compilers 34*0Sstevel@tonic-gate * to be used harmoniously on Solaris systems. 35*0Sstevel@tonic-gate */ 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate #ifdef __cplusplus 38*0Sstevel@tonic-gate extern "C" { 39*0Sstevel@tonic-gate #endif 40*0Sstevel@tonic-gate 41*0Sstevel@tonic-gate /* 42*0Sstevel@tonic-gate * Allow for version tests for compiler bugs and features. 43*0Sstevel@tonic-gate */ 44*0Sstevel@tonic-gate #if defined(__GNUC__) 45*0Sstevel@tonic-gate #define __GNUC_VERSION \ 46*0Sstevel@tonic-gate (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) 47*0Sstevel@tonic-gate #else 48*0Sstevel@tonic-gate #define __GNUC_VERSION 0 49*0Sstevel@tonic-gate #endif 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #if defined(__ATTRIBUTE_IMPLEMENTED) || defined(__GNUC__) 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate /* 54*0Sstevel@tonic-gate * analogous to lint's PRINTFLIKEn 55*0Sstevel@tonic-gate */ 56*0Sstevel@tonic-gate #define __sun_attr___PRINTFLIKE__(__n) \ 57*0Sstevel@tonic-gate __attribute__((__format__(printf, __n, (__n)+1))) 58*0Sstevel@tonic-gate #define __sun_attr___VPRINTFLIKE__(__n) \ 59*0Sstevel@tonic-gate __attribute__((__format__(printf, __n, 0))) 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * Handle the kernel printf routines that can take '%b' too 63*0Sstevel@tonic-gate */ 64*0Sstevel@tonic-gate #if __GNUC_VERSION < 30402 65*0Sstevel@tonic-gate /* 66*0Sstevel@tonic-gate * XX64 at least this doesn't work correctly yet with 3.4.1 anyway! 67*0Sstevel@tonic-gate */ 68*0Sstevel@tonic-gate #define __sun_attr___KPRINTFLIKE__ __sun_attr___PRINTFLIKE__ 69*0Sstevel@tonic-gate #define __sun_attr___KVPRINTFLIKE__ __sun_attr___VPRINTFLIKE__ 70*0Sstevel@tonic-gate #else 71*0Sstevel@tonic-gate #define __sun_attr___KPRINTFLIKE__(__n) \ 72*0Sstevel@tonic-gate __attribute__((__format__(cmn_err, __n, (__n)+1))) 73*0Sstevel@tonic-gate #define __sun_attr___KVPRINTFLIKE__(__n) \ 74*0Sstevel@tonic-gate __attribute__((__format__(cmn_err, __n, 0))) 75*0Sstevel@tonic-gate #endif 76*0Sstevel@tonic-gate 77*0Sstevel@tonic-gate /* 78*0Sstevel@tonic-gate * This one's pretty obvious -- the function never returns 79*0Sstevel@tonic-gate */ 80*0Sstevel@tonic-gate #define __sun_attr___noreturn__ __attribute__((__noreturn__)) 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate /* 84*0Sstevel@tonic-gate * This is an appropriate label for functions that do not 85*0Sstevel@tonic-gate * modify their arguments, e.g. strlen() 86*0Sstevel@tonic-gate */ 87*0Sstevel@tonic-gate #define __sun_attr___pure__ __attribute__((__pure__)) 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate /* 90*0Sstevel@tonic-gate * This is a stronger form of __pure__. Can be used for functions 91*0Sstevel@tonic-gate * that do not modify their arguments and don't depend on global 92*0Sstevel@tonic-gate * memory. 93*0Sstevel@tonic-gate */ 94*0Sstevel@tonic-gate #define __sun_attr___const__ __attribute__((__const__)) 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate /* 97*0Sstevel@tonic-gate * structure packing like #pragma pack(1) 98*0Sstevel@tonic-gate */ 99*0Sstevel@tonic-gate #define __sun_attr___packed__ __attribute__((__packed__)) 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate #define ___sun_attr_inner(__a) __sun_attr_##__a 102*0Sstevel@tonic-gate #define __sun_attr__(__a) ___sun_attr_inner __a 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate #else /* __ATTRIBUTE_IMPLEMENTED || __GNUC__ */ 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate #define __sun_attr__(__a) 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate #endif /* __ATTRIBUTE_IMPLEMENTED || __GNUC__ */ 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate /* 111*0Sstevel@tonic-gate * Shorthand versions for readability 112*0Sstevel@tonic-gate */ 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate #define __PRINTFLIKE(__n) __sun_attr__((__PRINTFLIKE__(__n))) 115*0Sstevel@tonic-gate #define __VPRINTFLIKE(__n) __sun_attr__((__VPRINTFLIKE__(__n))) 116*0Sstevel@tonic-gate #define __KPRINTFLIKE(__n) __sun_attr__((__KPRINTFLIKE__(__n))) 117*0Sstevel@tonic-gate #define __KVPRINTFLIKE(__n) __sun_attr__((__KVPRINTFLIKE__(__n))) 118*0Sstevel@tonic-gate #define __NORETURN __sun_attr__((__noreturn__)) 119*0Sstevel@tonic-gate #define __CONST __sun_attr__((__const__)) 120*0Sstevel@tonic-gate #define __PURE __sun_attr__((__pure__)) 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate #ifdef __cplusplus 124*0Sstevel@tonic-gate } 125*0Sstevel@tonic-gate #endif 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate #endif /* _SYS_CCOMPILE_H */ 128