11dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* $NetBSD: cdefs.h,v 1.58 2004/12/11 05:59:00 christos Exp $ */ 21dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 31dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 41dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Copyright (c) 1991, 1993 51dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * The Regents of the University of California. All rights reserved. 61dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 71dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * This code is derived from software contributed to Berkeley by 81dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Berkeley Software Design, Inc. 91dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Redistribution and use in source and binary forms, with or without 111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * modification, are permitted provided that the following conditions 121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * are met: 131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * notice, this list of conditions and the following disclaimer. 151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * documentation and/or other materials provided with the distribution. 181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3. Neither the name of the University nor the names of its contributors 191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * may be used to endorse or promote products derived from this software 201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * without specific prior written permission. 211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * SUCH DAMAGE. 331dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 341dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * @(#)cdefs.h 8.8 (Berkeley) 1/9/95 351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef _SYS_CDEFS_H_ 381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define _SYS_CDEFS_H_ 391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 41e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes * Testing against Clang-specific extensions. 42e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes */ 43e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes 44e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#ifndef __has_extension 45e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#define __has_extension __has_feature 46e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#endif 47e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#ifndef __has_feature 48e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#define __has_feature(x) 0 49e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#endif 50e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#ifndef __has_include 51e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#define __has_include(x) 0 52e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#endif 53e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#ifndef __has_builtin 54e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#define __has_builtin(x) 0 55e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes#endif 56e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes 57e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes 58e6c57fcb05b0dcbfa8129bb6f7d99093f4819370Elliott Hughes/* 591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Macro to test if we're using a GNU C compiler of a specific vintage 601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * or later, for e.g. features that appeared in a particular version 611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * of GNU C. Usage: 621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 63b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes * #if __GNUC_PREREQ(major, minor) 641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * ...cool feature... 651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * #else 661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * ...delete feature... 671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * #endif 681dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifdef __GNUC__ 70b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#define __GNUC_PREREQ(x, y) \ 711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project ((__GNUC__ == (x) && __GNUC_MINOR__ >= (y)) || \ 721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project (__GNUC__ > (x))) 731dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 74b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#define __GNUC_PREREQ(x, y) 0 751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <sys/cdefs_elf.h> 781dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if defined(__cplusplus) 801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __BEGIN_DECLS extern "C" { 811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __END_DECLS } 821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __static_cast(x,y) static_cast<x>(y) 831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __BEGIN_DECLS 851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __END_DECLS 861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __static_cast(x,y) (x)y 871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 881dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 891dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * The __CONCAT macro is used to concatenate parts of symbol names, e.g. 911dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * with "#define OLD(foo) __CONCAT(old,foo)", OLD(foo) produces oldfoo. 921dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * The __CONCAT macro is a bit tricky -- make sure you don't put spaces 931dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * in between its arguments. __CONCAT can also concatenate double-quoted 941dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * strings produced by the __STRING macro, but this only works with ANSI C. 951dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 961dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 971dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define ___STRING(x) __STRING(x) 981dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define ___CONCAT(x,y) __CONCAT(x,y) 991dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1008eda21baa54977e4d164a4174d06b6aa12115fb1David 'Digit' Turner#if defined(__STDC__) || defined(__cplusplus) 1011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __P(protos) protos /* full-blown ANSI C */ 1021dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __CONCAT(x,y) x ## y 1031dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __STRING(x) #x 1041dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1051dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __const const /* define reserved names to standard */ 1061dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __signed signed 1071dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __volatile volatile 1081dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if defined(__cplusplus) 1091dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __inline inline /* convert to C++ keyword */ 1101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 1111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if !defined(__GNUC__) && !defined(__lint__) 1121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __inline /* delete GCC keyword */ 1131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !__GNUC__ && !__lint__ */ 1141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !__cplusplus */ 1151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else /* !(__STDC__ || __cplusplus) */ 1171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __P(protos) () /* traditional C preprocessor */ 1181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __CONCAT(x,y) x/**/y 1191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __STRING(x) "x" 1201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef __GNUC__ 1221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __const /* delete pseudo-ANSI C keywords */ 1231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __inline 1241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __signed 1251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __volatile 1261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !__GNUC__ */ 1271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 1291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * In non-ANSI C environments, new programs will want ANSI-only C keywords 1301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * deleted from the program and old programs will want them left alone. 1311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Programs using the ANSI C keywords const, inline etc. as normal 1321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * identifiers should define -DNO_ANSI_KEYWORDS. 1331dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 1341dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef NO_ANSI_KEYWORDS 1351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define const __const /* convert ANSI C keywords */ 1361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define inline __inline 1371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define signed __signed 1381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define volatile __volatile 1391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !NO_ANSI_KEYWORDS */ 1401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !(__STDC__ || __cplusplus) */ 1411dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1421dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 1431dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Used for internal auditing of the NetBSD source tree. 1441dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 1451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifdef __AUDIT__ 1461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __aconst __const 1471dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 1481dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __aconst 1491dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1501dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1511dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 1521dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * The following macro is used to remove const cast-away warnings 1531dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * from gcc -Wcast-qual; it should be used with caution because it 1541dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * can hide valid errors; in particular most valid uses are in 1551dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * situations where the API requires it, not to cast away string 1561dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * constants. We don't use *intptr_t on purpose here and we are 1571dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * explicit about unsigned long so that we don't have additional 1581dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * dependencies. 1591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 1601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __UNCONST(a) ((void *)(unsigned long)(const void *)(a)) 1611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 1631dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * GCC2 provides __extension__ to suppress warnings for various GNU C 1641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * language extensions under "-ansi -pedantic". 1651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 166b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if !__GNUC_PREREQ(2, 0) 1671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __extension__ /* delete __extension__ if non-gcc or gcc1 */ 1681dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1701dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 1711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * GCC1 and some versions of GCC2 declare dead (non-returning) and 1721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * pure (no side effects) functions using "volatile" and "const"; 1731dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * unfortunately, these then cause warnings under "-ansi -pedantic". 1741dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * GCC2 uses a new, peculiar __attribute__((attrs)) style. All of 1751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * these work for GNU C++ (modulo a slight glitch in the C++ grammar 1761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * in the distribution version of 2.5.5). 1771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 178b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if !__GNUC_PREREQ(2, 5) 1791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __attribute__(x) /* delete __attribute__ if non-gcc or gcc1 */ 1801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if defined(__GNUC__) && !defined(__STRICT_ANSI__) 1811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __dead __volatile 1821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __pure __const 1831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 1861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* Delete pseudo-keywords wherever they are not available or needed. */ 1871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifndef __dead 1881dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __dead 1891dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __pure 1901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1911dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 192b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 7) 1931dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __unused __attribute__((__unused__)) 1941dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 1951dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __unused /* delete */ 1961dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 1971dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 198a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes#define __pure2 __attribute__((__const__)) /* Android-added: used by FreeBSD libm */ 199a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes 200b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(3, 1) 2011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __used __attribute__((__used__)) 2021dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2031dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __used /* delete */ 2041dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2051dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 206b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 7) 2071dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __packed __attribute__((__packed__)) 2081dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __aligned(x) __attribute__((__aligned__(x))) 2091dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __section(x) __attribute__((__section__(x))) 2101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#elif defined(__lint__) 2111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __packed /* delete */ 2121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __aligned(x) /* delete */ 2131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __section(x) /* delete */ 2141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __packed error: no __packed for this compiler 2161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __aligned(x) error: no __aligned for this compiler 2171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __section(x) error: no __section for this compiler 2181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 220b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if !__GNUC_PREREQ(2, 8) 2211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __extension__ 2221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 224b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 8) 2251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __statement(x) __extension__(x) 2261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#elif defined(lint) 2271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __statement(x) (0) 2281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __statement(x) (x) 2301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 23206040fd75c1edff9e5ffb2b3d3e2a6e66d57c11dElliott Hughes#define __nonnull(args) __attribute__((__nonnull__ args)) 23306040fd75c1edff9e5ffb2b3d3e2a6e66d57c11dElliott Hughes 23406040fd75c1edff9e5ffb2b3d3e2a6e66d57c11dElliott Hughes#define __printflike(x, y) __attribute__((__format__(printf, x, y))) __nonnull((x)) 23506040fd75c1edff9e5ffb2b3d3e2a6e66d57c11dElliott Hughes#define __scanflike(x, y) __attribute__((__format__(scanf, x, y))) __nonnull((x)) 236d04c18397946f87ac4495351537c31a3d67257daElliott Hughes 2371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 2381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * C99 defines the restrict type qualifier keyword, which was made available 2391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * in GCC 2.92. 2401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 2418eda21baa54977e4d164a4174d06b6aa12115fb1David 'Digit' Turner#if defined(__STDC__VERSION__) && __STDC_VERSION__ >= 199901L 2421dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __restrict restrict 2431dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 244b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if !__GNUC_PREREQ(2, 92) 2451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __restrict /* delete __restrict when not supported */ 2461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2471dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2481dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2491dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 2501dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * C99 defines __func__ predefined identifier, which was made available 2511dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * in GCC 2.95. 2521dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 2538eda21baa54977e4d164a4174d06b6aa12115fb1David 'Digit' Turner#if !defined(__STDC_VERSION__) || !(__STDC_VERSION__ >= 199901L) 254b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 6) 2551dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __func__ __PRETTY_FUNCTION__ 256b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#elif __GNUC_PREREQ(2, 4) 2571dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __func__ __FUNCTION__ 2581dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2591dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __func__ "" 2601dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !(__STDC_VERSION__ >= 199901L) */ 2621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2631dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if defined(_KERNEL) 2641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if defined(NO_KERNEL_RCSIDS) 2651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#undef __KERNEL_RCSID 2661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __KERNEL_RCSID(_n, _s) /* nothing */ 2671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* NO_KERNEL_RCSIDS */ 2681dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* _KERNEL */ 2691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2701dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#if !defined(_STANDALONE) && !defined(_KERNEL) 2711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifdef __GNUC__ 2721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __RENAME(x) ___RENAME(x) 2731dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2741dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#ifdef __lint__ 2751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __RENAME(x) __symbolrename(x) 2761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#error "No function renaming possible" 2781dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __lint__ */ 2791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* __GNUC__ */ 2801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else /* _STANDALONE || _KERNEL */ 2811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __RENAME(x) no renaming in kernel or standalone environment 2821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 2851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * A barrier to stop the optimizer from moving code or assume live 2861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * register values. This is gcc specific, the version is more or less 2871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * arbitrary, might work with older compilers. 2881dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 289b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 95) 2901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __insn_barrier() __asm __volatile("":::"memory") 2911dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 2921dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __insn_barrier() /* */ 2931dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 2941dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 2951dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 2961dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * GNU C version 2.96 adds explicit branch prediction so that 2971dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * the CPU back-end can hint the processor and also so that 2981dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * code blocks can be reordered such that the predicted path 2991dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * sees a more linear flow, thus improving cache behavior, etc. 3001dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * The following two macros provide us with a way to use this 3021dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * compiler feature. Use __predict_true() if you expect the expression 3031dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * to evaluate to true, and __predict_false() if you expect the 3041dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * expression to evaluate to false. 3051dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3061dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * A few notes about usage: 3071dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3081dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * * Generally, __predict_false() error condition checks (unless 3091dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * you have some _strong_ reason to do otherwise, in which case 3101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * document it), and/or __predict_true() `no-error' condition 3111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * checks, assuming you want to optimize for the no-error case. 3121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * * Other than that, if you don't know the likelihood of a test 3141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * succeeding from empirical or other `hard' evidence, don't 3151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * make predictions. 3161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * * These are meant to be used in places that are run `a lot'. 3181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * It is wasteful to make predictions in code that is run 3191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * seldomly (e.g. at subsystem initialization time) as the 3201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * basic block reordering that this affects can often generate 3211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * larger code. 3221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 323b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 96) 3241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __predict_true(exp) __builtin_expect((exp) != 0, 1) 3251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __predict_false(exp) __builtin_expect((exp) != 0, 0) 3261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 3271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __predict_true(exp) (exp) 3281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __predict_false(exp) (exp) 3291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 3301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 331b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(2, 96) 3321dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __noreturn __attribute__((__noreturn__)) 3331dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __mallocfunc __attribute__((malloc)) 334a677907ee8ecca034318fdb97902fa73e7392c4fNick Kralevich#define __purefunc __attribute__((pure)) 3351dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#else 3361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __noreturn 3371dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __mallocfunc 338a677907ee8ecca034318fdb97902fa73e7392c4fNick Kralevich#define __purefunc 3391dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif 3401dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 341b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(3, 1) 342a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes#define __always_inline __attribute__((__always_inline__)) 343a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes#else 344a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes#define __always_inline 345a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes#endif 346a0ee07829a9ba7e99ef68e8c12551301cc797f0fElliott Hughes 347b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(3, 4) 34824fad01755d33e6772ea3be56b702570bf257d55Elliott Hughes#define __wur __attribute__((__warn_unused_result__)) 34924fad01755d33e6772ea3be56b702570bf257d55Elliott Hughes#else 35024fad01755d33e6772ea3be56b702570bf257d55Elliott Hughes#define __wur 35124fad01755d33e6772ea3be56b702570bf257d55Elliott Hughes#endif 35224fad01755d33e6772ea3be56b702570bf257d55Elliott Hughes 353b2eb09a9ed9e08d9e49f4245d1959b2ca3fbaaf8Elliott Hughes#if __GNUC_PREREQ(4, 3) 354b24c0637d06fe0980b9e13a8d0c3e6f4dbda9cd5Nick Kralevich#define __errordecl(name, msg) extern void name(void) __attribute__((__error__(msg))) 355c13fb75ceabb47f8292be206db80b93889fccf66Elliott Hughes#define __warnattr(msg) __attribute__((__warning__(msg))) 356b24c0637d06fe0980b9e13a8d0c3e6f4dbda9cd5Nick Kralevich#else 357b24c0637d06fe0980b9e13a8d0c3e6f4dbda9cd5Nick Kralevich#define __errordecl(name, msg) extern void name(void) 358c13fb75ceabb47f8292be206db80b93889fccf66Elliott Hughes#define __warnattr(msg) 359b24c0637d06fe0980b9e13a8d0c3e6f4dbda9cd5Nick Kralevich#endif 360b24c0637d06fe0980b9e13a8d0c3e6f4dbda9cd5Nick Kralevich 3611dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 3621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Macros for manipulating "link sets". Link sets are arrays of pointers 3631dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * to objects, which are gathered up by the linker. 3641dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3651dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Object format-specific code has provided us with the following macros: 3661dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3671dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_add_text(set, sym) 3681dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Add a reference to the .text symbol `sym' to `set'. 3691dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3701dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_add_rodata(set, sym) 3711dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Add a reference to the .rodata symbol `sym' to `set'. 3721dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3731dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_add_data(set, sym) 3741dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Add a reference to the .data symbol `sym' to `set'. 3751dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3761dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_add_bss(set, sym) 3771dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Add a reference to the .bss symbol `sym' to `set'. 3781dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3791dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_decl(set, ptype) 3801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Provide an extern declaration of the set `set', which 3811dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * contains an array of the pointer type `ptype'. This 3821dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * macro must be used by any code which wishes to reference 3831dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * the elements of a link set. 3841dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3851dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_start(set) 3861dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * This points to the first slot in the link set. 3871dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3881dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_end(set) 3891dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * This points to the (non-existent) slot after the last 3901dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * entry in the link set. 3911dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3921dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_count(set) 3931dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Count the number of entries in link set `set'. 3941dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3951dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * In addition, we provide the following macros for accessing link sets: 3961dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3971dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_foreach(pvar, set) 3981dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Iterate over the link set `set'. Because a link set is 3991dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * an array of pointers, pvar must be declared as "type **pvar", 4001dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * and the actual entry accessed as "*pvar". 4011dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 4021dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * __link_set_entry(set, idx) 4031dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Access the link set entry at index `idx' from set `set'. 4041dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 4051dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __link_set_foreach(pvar, set) \ 4061dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project for (pvar = __link_set_start(set); pvar < __link_set_end(set); pvar++) 4071dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 4081dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __link_set_entry(set, idx) (__link_set_begin(set)[idx]) 4091dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 4103527fd6f0df794207215790321824b7844cc712dDavid 'Digit' Turner/* 4117582a9c119a4e4d0c306996b2513205889a9fb6cElliott Hughes * Some of the FreeBSD sources used in Bionic need this. 4123527fd6f0df794207215790321824b7844cc712dDavid 'Digit' Turner * Originally, this is used to embed the rcs versions of each source file 4133527fd6f0df794207215790321824b7844cc712dDavid 'Digit' Turner * in the generated binary. We certainly don't want this in Bionic. 4143527fd6f0df794207215790321824b7844cc712dDavid 'Digit' Turner */ 4157582a9c119a4e4d0c306996b2513205889a9fb6cElliott Hughes#define __FBSDID(s) /* nothing */ 4163527fd6f0df794207215790321824b7844cc712dDavid 'Digit' Turner 41750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/*- 41850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * The following definitions are an extension of the behavior originally 41950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * implemented in <sys/_posix.h>, but with a different level of granularity. 42050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * POSIX.1 requires that the macros we test be defined before any standard 42150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * header file is included. 42250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * 42350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * Here's a quick run-down of the versions: 42450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * defined(_POSIX_SOURCE) 1003.1-1988 42550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE == 1 1003.1-1990 42650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE == 2 1003.2-1992 C Language Binding Option 42750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE == 199309 1003.1b-1993 42850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE == 199506 1003.1c-1995, 1003.1i-1995, 42950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * and the omnibus ISO/IEC 9945-1: 1996 43050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE == 200112 1003.1-2001 43150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE == 200809 1003.1-2008 43250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * 43350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * In addition, the X/Open Portability Guide, which is now the Single UNIX 43450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * Specification, defines a feature-test macro which indicates the version of 43550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * that specification, and which subsumes _POSIX_C_SOURCE. 43650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * 43750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * Our macros begin with two underscores to avoid namespace screwage. 43850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner */ 43950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner 44050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/* Deal with IEEE Std. 1003.1-1990, in which _POSIX_C_SOURCE == 1. */ 44150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#if defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE == 1 44250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#undef _POSIX_C_SOURCE /* Probably illegal, but beyond caring now. */ 44350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define _POSIX_C_SOURCE 199009 44450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 44550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner 44650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/* Deal with IEEE Std. 1003.2-1992, in which _POSIX_C_SOURCE == 2. */ 44750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#if defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE == 2 44850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#undef _POSIX_C_SOURCE 44950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define _POSIX_C_SOURCE 199209 45050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 45150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner 45250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/* Deal with various X/Open Portability Guides and Single UNIX Spec. */ 45350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#ifdef _XOPEN_SOURCE 45450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#if _XOPEN_SOURCE - 0 >= 700 45550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __XSI_VISIBLE 700 45650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#undef _POSIX_C_SOURCE 45750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define _POSIX_C_SOURCE 200809 45850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _XOPEN_SOURCE - 0 >= 600 45950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __XSI_VISIBLE 600 46050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#undef _POSIX_C_SOURCE 46150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define _POSIX_C_SOURCE 200112 46250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _XOPEN_SOURCE - 0 >= 500 46350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __XSI_VISIBLE 500 46450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#undef _POSIX_C_SOURCE 46550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define _POSIX_C_SOURCE 199506 46650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 46750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 46850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner 46950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/* 47050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * Deal with all versions of POSIX. The ordering relative to the tests above is 47150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * important. 47250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner */ 47350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#if defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) 47450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define _POSIX_C_SOURCE 198808 47550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 47650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#ifdef _POSIX_C_SOURCE 47750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#if _POSIX_C_SOURCE >= 200809 47850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 200809 47950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1999 48050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _POSIX_C_SOURCE >= 200112 48150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 200112 48250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1999 48350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _POSIX_C_SOURCE >= 199506 48450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 199506 48550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1990 48650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _POSIX_C_SOURCE >= 199309 48750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 199309 48850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1990 48950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _POSIX_C_SOURCE >= 199209 49050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 199209 49150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1990 49250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif _POSIX_C_SOURCE >= 199009 49350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 199009 49450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1990 49550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#else 49650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 198808 49750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 0 49850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif /* _POSIX_C_SOURCE */ 49950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#else 50050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/*- 50150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * Deal with _ANSI_SOURCE: 50250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * If it is defined, and no other compilation environment is explicitly 50350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * requested, then define our internal feature-test macros to zero. This 50450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * makes no difference to the preprocessor (undefined symbols in preprocessing 50550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * expressions are defined to have value zero), but makes it more convenient for 50650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * a test program to print out the values. 50750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * 50850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * If a program mistakenly defines _ANSI_SOURCE and some other macro such as 50950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * _POSIX_C_SOURCE, we will assume that it wants the broader compilation 51050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * environment (and in fact we will never get here). 51150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner */ 51250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#if defined(_ANSI_SOURCE) /* Hide almost everything. */ 51350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 0 51450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __XSI_VISIBLE 0 51550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __BSD_VISIBLE 0 51650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1990 51750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#elif defined(_C99_SOURCE) /* Localism to specify strict C99 env. */ 51850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 0 51950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __XSI_VISIBLE 0 52050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __BSD_VISIBLE 0 52150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1999 52250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#else /* Default environment: show everything. */ 52350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __POSIX_VISIBLE 200809 52450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __XSI_VISIBLE 700 52550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __BSD_VISIBLE 1 52650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#define __ISO_C_VISIBLE 1999 52750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 52850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 52950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner 53050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner/* 53150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner * Default values. 53250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner */ 53350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#ifndef __XPG_VISIBLE 53450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner# define __XPG_VISIBLE 700 53550ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 53650ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#ifndef __POSIX_VISIBLE 53750ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner# define __POSIX_VISIBLE 200809 53850ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 53950ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#ifndef __ISO_C_VISIBLE 54050ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner# define __ISO_C_VISIBLE 1999 54150ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 54250ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#ifndef __BSD_VISIBLE 54350ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner# define __BSD_VISIBLE 1 54450ace4fec5e8cb5afcbc656a4556fa528adfd760David 'Digit' Turner#endif 5453527fd6f0df794207215790321824b7844cc712dDavid 'Digit' Turner 5461dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#define __BIONIC__ 1 54723d24394e72715ddf580726655c8ba3fbcf11bfeDavid 'Digit' Turner#include <android/api-level.h> 5481dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 549caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes/* glibc compatibility. */ 550caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes#if __LP64__ 551caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes#define __WORDSIZE 64 552caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes#else 553caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes#define __WORDSIZE 32 554caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes#endif 555caa15bfe2d6c065d2caff48583f18351bd96915fElliott Hughes 556bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich/* 557bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich * When _FORTIFY_SOURCE is defined, automatic bounds checking is 558bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich * added to commonly used libc functions. If a buffer overrun is 559bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich * detected, the program is safely aborted. 560bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich * 561bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich * See 562bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich * http://gcc.gnu.org/onlinedocs/gcc/Object-Size-Checking.html for details. 563bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich */ 56416d1af167f8e36a9aa4a07ae77034ad519b00463Nick Kralevich#if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0 565890c8ed6ef773160cd6840a92e0d469fe530871fElliott Hughes#define __BIONIC_FORTIFY 1 5661aae9bd170883805f2e7975cd3dbd2502b083cc1Nick Kralevich#if _FORTIFY_SOURCE == 2 56778d6d9888c24c50f65d694dc8283afdcb58db84cNick Kralevich#define __bos(s) __builtin_object_size((s), 1) 5681aae9bd170883805f2e7975cd3dbd2502b083cc1Nick Kralevich#else 56978d6d9888c24c50f65d694dc8283afdcb58db84cNick Kralevich#define __bos(s) __builtin_object_size((s), 0) 5701aae9bd170883805f2e7975cd3dbd2502b083cc1Nick Kralevich#endif 571bd8e6749b78567af62ec126d7cc057386ebee25aNick Kralevich#define __bos0(s) __builtin_object_size((s), 0) 5721aae9bd170883805f2e7975cd3dbd2502b083cc1Nick Kralevich 57371a18dd435e96564539b5af71b8ea5093a2109a1Nick Kralevich#define __BIONIC_FORTIFY_INLINE \ 5748d60cc63163df81938305632e1b7474aeda17d52Elliott Hughes extern __inline__ \ 57571a18dd435e96564539b5af71b8ea5093a2109a1Nick Kralevich __attribute__ ((always_inline)) \ 57616d1af167f8e36a9aa4a07ae77034ad519b00463Nick Kralevich __attribute__ ((gnu_inline)) 57771a18dd435e96564539b5af71b8ea5093a2109a1Nick Kralevich#endif 578890c8ed6ef773160cd6840a92e0d469fe530871fElliott Hughes#define __BIONIC_FORTIFY_UNKNOWN_SIZE ((size_t) -1) 57971a18dd435e96564539b5af71b8ea5093a2109a1Nick Kralevich 5801dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#endif /* !_SYS_CDEFS_H_ */ 581