1/* -*- mode: c++; c-basic-offset: 4 -*- */ 2/* 3 * Copyright (C) 2006-2010 Apple Computer, Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27/* Taken from WebKit: JavaScriptCore/wtf/Platform.h. */ 28 29#ifndef PLATFORM_STD_PLATFORM_H 30#define PLATFORM_STD_PLATFORM_H 31 32/*! 33 * @header Platform and configuration macros. 34 */ 35 36/* PLATFORM handles OS, operating environment, graphics API, and CPU */ 37#define PLATFORM(WTF_FEATURE) \ 38 (defined( WTF_PLATFORM_##WTF_FEATURE ) && WTF_PLATFORM_##WTF_FEATURE) 39 40#define COMPILER(WTF_FEATURE) \ 41 (defined( WTF_COMPILER_##WTF_FEATURE ) && WTF_COMPILER_##WTF_FEATURE) 42 43#define HAVE(WTF_FEATURE) \ 44 (defined( HAVE_##WTF_FEATURE ) && HAVE_##WTF_FEATURE) 45 46#define USE(WTF_FEATURE) \ 47 (defined( WTF_USE_##WTF_FEATURE ) && WTF_USE_##WTF_FEATURE) 48 49#define ENABLE(WTF_FEATURE) \ 50 (defined( ENABLE_##WTF_FEATURE ) && ENABLE_##WTF_FEATURE) 51 52/* Operating systems - low-level dependencies */ 53 54/* PLATFORM(DARWIN) */ 55/* Operating system level dependencies for Mac OS X / Darwin that should */ 56/* be used regardless of operating environment */ 57#ifdef __APPLE__ 58#define WTF_PLATFORM_DARWIN 1 59#endif 60 61/* PLATFORM(WIN_OS) */ 62/* Operating system level dependencies for Windows that should be used */ 63/* regardless of operating environment */ 64#if defined(WIN32) || defined(_WIN32) 65#define WTF_PLATFORM_WIN_OS 1 66#endif 67 68/* PLATFORM(FREEBSD) */ 69/* Operating system level dependencies for FreeBSD-like systems that */ 70/* should be used regardless of operating environment */ 71#ifdef __FreeBSD__ 72#define WTF_PLATFORM_FREEBSD 1 73#endif 74 75/* PLATFORM(SOLARIS) */ 76/* Operating system level dependencies for Solaris that should be used */ 77/* regardless of operating environment */ 78#if defined(sun) || defined(__sun) 79#define WTF_PLATFORM_SOLARIS 1 80#endif 81 82/* PLATFORM(UNIX) */ 83/* Operating system level dependencies for Unix-like systems that */ 84/* should be used regardless of operating environment */ 85#if PLATFORM(DARWIN) \ 86 || PLATFORM(FREEBSD) \ 87 || PLATFORM(SOLARIS) \ 88 || defined(unix) \ 89 || defined(__unix) \ 90 || defined(__unix__) \ 91 || defined (__NetBSD__) \ 92 || defined(_AIX) 93#define WTF_PLATFORM_UNIX 1 94#endif 95 96/* Operating environments */ 97 98/* CPU */ 99 100/* PLATFORM(PPC) */ 101#if defined(__ppc__) \ 102 || defined(__PPC__) \ 103 || defined(__powerpc__) \ 104 || defined(__powerpc) \ 105 || defined(__POWERPC__) \ 106 || defined(_M_PPC) \ 107 || defined(__PPC) 108#define WTF_PLATFORM_PPC 1 109#define WTF_PLATFORM_BIG_ENDIAN 1 110#endif 111 112/* PLATFORM(PPC64) */ 113#if defined(__ppc64__) \ 114 || defined(__PPC64__) 115#define WTF_PLATFORM_PPC64 1 116#define WTF_PLATFORM_BIG_ENDIAN 1 117#endif 118 119/* PLATFORM(ARM) */ 120#if defined(arm) \ 121 || defined(__arm__) 122#define WTF_PLATFORM_ARM 1 123#if defined(__ARMEB__) 124#define WTF_PLATFORM_BIG_ENDIAN 1 125#elif !defined(__ARM_EABI__) && !defined(__ARMEB__) && !defined(__VFP_FP__) 126#define WTF_PLATFORM_MIDDLE_ENDIAN 1 127#endif 128#if !defined(__ARM_EABI__) 129#define WTF_PLATFORM_FORCE_PACK 1 130#endif 131#endif 132 133/* PLATFORM(X86) */ 134#if defined(__i386__) \ 135 || defined(i386) \ 136 || defined(_M_IX86) \ 137 || defined(_X86_) \ 138 || defined(__THW_INTEL) 139#define WTF_PLATFORM_X86 1 140#endif 141 142/* PLATFORM(X86_64) */ 143#if defined(__x86_64__) \ 144 || defined(__ia64__) \ 145 || defined(_M_X64) 146#define WTF_PLATFORM_X86_64 1 147#endif 148 149/* Some compilers (eg. GCC), have a builtin endianness definition ... */ 150#if defined(__LITTLE_ENDIAN__) && !defined(WTF_PLATFORM_LITTLE_ENDIAN) 151#define WTF_PLATFORM_LITTLE_ENDIAN 1 152#endif 153 154#if defined(__BIG_ENDIAN__) && !defined(WTF_PLATFORM_BIG_ENDIAN) 155#define WTF_PLATFORM_BIG_ENDIAN 1 156#endif 157 158#if defined(WTF_PLATFORM_BIG_ENDIAN) && defined(WTF_PLATFORM_LITTLE_ENDIAN) 159#error indeterminate platform endianness 160#endif 161 162/* Compiler */ 163 164/* COMPILER(GCC) */ 165#if defined(__GNUC__) 166#define WTF_COMPILER_GCC 1 167 168/* Define GCC_VERSION as per 169 http://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html 170 */ 171#define GCC_VERSION (__GNUC__ * 10000 \ 172 + __GNUC_MINOR__ * 100 \ 173 + __GNUC_PATCHLEVEL__) 174 175#endif 176 177/* multiple threads only supported on Darwin for now */ 178#if PLATFORM(DARWIN) || PLATFORM(WIN) 179#define WTF_USE_MULTIPLE_THREADS 1 180#define WTF_USE_DTRACE 1 181#endif 182 183#if PLATFORM(DARWIN) 184#include <Availability.h> 185#define WTF_PLATFORM_CF 1 186#define WTF_USE_PTHREADS 1 187#define WTF_USE_LIBPCAP 1 188#define HAVE_READLINE 1 189#define HAVE_LAUNCHD 1 190#define HAVE_LIBDISPATCH 1 191 192/* We have DTrace on 10.5 and later. */ 193#if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1050 194#define HAVE_DTRACE 1 195#endif 196 197/* We have the Heimdal framework on 10.6 or later. */ 198#if defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1060 199#define HAVE_HEIMDAL 1 200#endif 201 202#endif 203 204#if COMPILER(GCC) 205#define HAVE_COMPUTED_GOTO 1 206#endif 207 208#if PLATFORM(DARWIN) 209 210#define HAVE_ERRNO_H 1 211#define HAVE_MMAP 1 212#define HAVE_MERGESORT 1 213#define HAVE_SBRK 1 214#define HAVE_STRINGS_H 1 215#define HAVE_SYS_PARAM_H 1 216#define HAVE_SYS_TIME_H 1 217#define HAVE_SYS_TIMEB_H 1 218 219#endif 220 221#if !defined(errno_t_DEFINED) 222#define errno_t_DEFINED 223typedef int errno_t; 224#endif 225 226#endif /* PLATFORM_STD_PLATFORM_H */ 227 228/* vim: set cindent et ts=4 sw=4 tw=79 : */ 229