blob: 72477834502775c72538f980927588be08bd5c93 [file] [log] [blame]
/*
* Copyright (C) 2006, 2007, 2008, 2009, 2013 Apple Inc. All rights reserved.
* Copyright (C) 2007-2009 Torch Mobile, Inc.
* Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WTF_Platform_h
#define WTF_Platform_h
/* Include compiler specific macros */
#include <wtf/Compiler.h>
/* ==== PLATFORM handles OS, operating environment, graphics API, and
CPU. This macro will be phased out in favor of platform adaptation
macros, policy decision macros, and top-level port definitions. ==== */
#define PLATFORM(WTF_FEATURE) (defined WTF_PLATFORM_##WTF_FEATURE && WTF_PLATFORM_##WTF_FEATURE)
/* ==== Platform adaptation macros: these describe properties of the target environment. ==== */
/* CPU() - the target CPU architecture */
#define CPU(WTF_FEATURE) (defined WTF_CPU_##WTF_FEATURE && WTF_CPU_##WTF_FEATURE)
/* HAVE() - specific system features (headers, functions or similar) that are present or not */
#define HAVE(WTF_FEATURE) (defined HAVE_##WTF_FEATURE && HAVE_##WTF_FEATURE)
/* OS() - underlying operating system; only to be used for mandated low-level services like
virtual memory, not to choose a GUI toolkit */
#define OS(WTF_FEATURE) (defined WTF_OS_##WTF_FEATURE && WTF_OS_##WTF_FEATURE)
/* ==== Policy decision macros: these define policy choices for a particular port. ==== */
/* USE() - use a particular third-party library or optional OS service */
#define USE(WTF_FEATURE) (defined WTF_USE_##WTF_FEATURE && WTF_USE_##WTF_FEATURE)
/* ENABLE() - turn on a specific feature of WebKit */
#define ENABLE(WTF_FEATURE) (defined ENABLE_##WTF_FEATURE && ENABLE_##WTF_FEATURE)
/* ==== CPU() - the target CPU architecture ==== */
/* This also defines CPU(BIG_ENDIAN) or CPU(MIDDLE_ENDIAN) or neither, as appropriate. */
/* CPU(ALPHA) - DEC Alpha */
#if defined(__alpha__)
#define WTF_CPU_ALPHA 1
#endif
/* CPU(IA64) - Itanium / IA-64 */
#if defined(__ia64__)
#define WTF_CPU_IA64 1
/* 32-bit mode on Itanium */
#if !defined(__LP64__)
#define WTF_CPU_IA64_32 1
#endif
#endif
/* CPU(MIPS) - MIPS 32-bit */
/* Note: Only O32 ABI is tested, so we enable it for O32 ABI for now. */
#if (defined(mips) || defined(__mips__) || defined(MIPS) || defined(_MIPS_)) \
&& defined(_ABIO32)
#define WTF_CPU_MIPS 1
#if defined(__MIPSEB__)
#define WTF_CPU_BIG_ENDIAN 1
#endif
#define WTF_MIPS_PIC (defined __PIC__)
#define WTF_MIPS_ARCH __mips
#define WTF_MIPS_ISA(v) (defined WTF_MIPS_ARCH && WTF_MIPS_ARCH == v)
#define WTF_MIPS_ISA_AT_LEAST(v) (defined WTF_MIPS_ARCH && WTF_MIPS_ARCH >= v)
#define WTF_MIPS_ARCH_REV __mips_isa_rev
#define WTF_MIPS_ISA_REV(v) (defined WTF_MIPS_ARCH_REV && WTF_MIPS_ARCH_REV == v)
#define WTF_MIPS_DOUBLE_FLOAT (defined __mips_hard_float && !defined __mips_single_float)
#define WTF_MIPS_FP64 (defined __mips_fpr && __mips_fpr == 64)
/* MIPS requires allocators to use aligned memory */
#define WTF_USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
#endif /* MIPS */
/* CPU(PPC) - PowerPC 32-bit */
#if defined(__ppc__) \
|| defined(__PPC__) \
|| defined(__powerpc__) \
|| defined(__powerpc) \
|| defined(__POWERPC__) \
|| defined(_M_PPC) \
|| defined(__PPC)
#define WTF_CPU_PPC 1
#define WTF_CPU_BIG_ENDIAN 1
#endif
/* CPU(PPC64) - PowerPC 64-bit */
#if defined(__ppc64__) \
|| defined(__PPC64__)
#define WTF_CPU_PPC64 1
#define WTF_CPU_BIG_ENDIAN 1
#endif
/* CPU(SH4) - SuperH SH-4 */
#if defined(__SH4__)
#define WTF_CPU_SH4 1
#endif
/* CPU(SPARC32) - SPARC 32-bit */
#if defined(__sparc) && !defined(__arch64__) || defined(__sparcv8)
#define WTF_CPU_SPARC32 1
#define WTF_CPU_BIG_ENDIAN 1
#endif
/* CPU(SPARC64) - SPARC 64-bit */
#if defined(__sparc__) && defined(__arch64__) || defined (__sparcv9)
#define WTF_CPU_SPARC64 1
#define WTF_CPU_BIG_ENDIAN 1
#endif
/* CPU(SPARC) - any SPARC, true for CPU(SPARC32) and CPU(SPARC64) */
#if CPU(SPARC32) || CPU(SPARC64)
#define WTF_CPU_SPARC 1
#endif
/* CPU(S390X) - S390 64-bit */
#if defined(__s390x__)
#define WTF_CPU_S390X 1
#define WTF_CPU_BIG_ENDIAN 1
#endif
/* CPU(S390) - S390 32-bit */
#if defined(__s390__)
#define WTF_CPU_S390 1
#define WTF_CPU_BIG_ENDIAN 1
#endif
/* CPU(X86) - i386 / x86 32-bit */
#if defined(__i386__) \
|| defined(i386) \
|| defined(_M_IX86) \
|| defined(_X86_) \
|| defined(__THW_INTEL)
#define WTF_CPU_X86 1
#endif
/* CPU(X86_64) - AMD64 / Intel64 / x86_64 64-bit */
#if defined(__x86_64__) \
|| defined(_M_X64)
#define WTF_CPU_X86_64 1
#endif
/* CPU(ARM) - ARM, any version*/
#define WTF_ARM_ARCH_AT_LEAST(N) (CPU(ARM) && WTF_ARM_ARCH_VERSION >= N)
#if defined(arm) \
|| defined(__arm__) \
|| defined(ARM) \
|| defined(_ARM_)
#define WTF_CPU_ARM 1
#if defined(__ARM_PCS_VFP)
#define WTF_CPU_ARM_HARDFP 1
#endif
#if defined(__ARMEB__) || (COMPILER(RVCT) && defined(__BIG_ENDIAN))
#define WTF_CPU_BIG_ENDIAN 1
#elif !defined(__ARM_EABI__) \
&& !defined(__EABI__) \
&& !defined(__VFP_FP__) \
&& !defined(_WIN32_WCE)
#define WTF_CPU_MIDDLE_ENDIAN 1
#endif
/* Set WTF_ARM_ARCH_VERSION */
#if defined(__ARM_ARCH_4__) \
|| defined(__ARM_ARCH_4T__) \
|| defined(__MARM_ARMV4__)
#define WTF_ARM_ARCH_VERSION 4
#elif defined(__ARM_ARCH_5__) \
|| defined(__ARM_ARCH_5T__) \
|| defined(__MARM_ARMV5__)
#define WTF_ARM_ARCH_VERSION 5
#elif defined(__ARM_ARCH_5E__) \
|| defined(__ARM_ARCH_5TE__) \
|| defined(__ARM_ARCH_5TEJ__)
#define WTF_ARM_ARCH_VERSION 5
/*ARMv5TE requires allocators to use aligned memory*/
#define WTF_USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
#elif defined(__ARM_ARCH_6__) \
|| defined(__ARM_ARCH_6J__) \
|| defined(__ARM_ARCH_6K__) \
|| defined(__ARM_ARCH_6Z__) \
|| defined(__ARM_ARCH_6ZK__) \
|| defined(__ARM_ARCH_6T2__) \
|| defined(__ARMV6__)
#define WTF_ARM_ARCH_VERSION 6
#elif defined(__ARM_ARCH_7A__) \
|| defined(__ARM_ARCH_7R__) \
|| defined(__ARM_ARCH_7S__)
#define WTF_ARM_ARCH_VERSION 7
/* MSVC sets _M_ARM */
#elif defined(_M_ARM)
#define WTF_ARM_ARCH_VERSION _M_ARM
/* RVCT sets _TARGET_ARCH_ARM */
#elif defined(__TARGET_ARCH_ARM)
#define WTF_ARM_ARCH_VERSION __TARGET_ARCH_ARM
#if defined(__TARGET_ARCH_5E) \
|| defined(__TARGET_ARCH_5TE) \
|| defined(__TARGET_ARCH_5TEJ)
/*ARMv5TE requires allocators to use aligned memory*/
#define WTF_USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
#endif
#else
#define WTF_ARM_ARCH_VERSION 0
#endif
/* Set WTF_THUMB_ARCH_VERSION */
#if defined(__ARM_ARCH_4T__)
#define WTF_THUMB_ARCH_VERSION 1
#elif defined(__ARM_ARCH_5T__) \
|| defined(__ARM_ARCH_5TE__) \
|| defined(__ARM_ARCH_5TEJ__)
#define WTF_THUMB_ARCH_VERSION 2
#elif defined(__ARM_ARCH_6J__) \
|| defined(__ARM_ARCH_6K__) \
|| defined(__ARM_ARCH_6Z__) \
|| defined(__ARM_ARCH_6ZK__) \
|| defined(__ARM_ARCH_6M__)
#define WTF_THUMB_ARCH_VERSION 3
#elif defined(__ARM_ARCH_6T2__) \
|| defined(__ARM_ARCH_7__) \
|| defined(__ARM_ARCH_7A__) \
|| defined(__ARM_ARCH_7M__) \
|| defined(__ARM_ARCH_7R__) \
|| defined(__ARM_ARCH_7S__)
#define WTF_THUMB_ARCH_VERSION 4
/* RVCT sets __TARGET_ARCH_THUMB */
#elif defined(__TARGET_ARCH_THUMB)
#define WTF_THUMB_ARCH_VERSION __TARGET_ARCH_THUMB
#else
#define WTF_THUMB_ARCH_VERSION 0
#endif
/* CPU(ARMV5_OR_LOWER) - ARM instruction set v5 or earlier */
/* On ARMv5 and below the natural alignment is required.
And there are some other differences for v5 or earlier. */
#if !defined(ARMV5_OR_LOWER) && !WTF_ARM_ARCH_AT_LEAST(6)
#define WTF_CPU_ARMV5_OR_LOWER 1
#endif
/* CPU(ARM_TRADITIONAL) - Thumb2 is not available, only traditional ARM (v4 or greater) */
/* CPU(ARM_THUMB2) - Thumb2 instruction set is available */
/* Only one of these will be defined. */
#if !defined(WTF_CPU_ARM_TRADITIONAL) && !defined(WTF_CPU_ARM_THUMB2)
# if defined(thumb2) || defined(__thumb2__) \
|| ((defined(__thumb) || defined(__thumb__)) && WTF_THUMB_ARCH_VERSION == 4)
# define WTF_CPU_ARM_TRADITIONAL 0
# define WTF_CPU_ARM_THUMB2 1
# elif WTF_ARM_ARCH_AT_LEAST(4)
# define WTF_CPU_ARM_TRADITIONAL 1
# define WTF_CPU_ARM_THUMB2 0
# else
# error "Not supported ARM architecture"
# endif
#elif CPU(ARM_TRADITIONAL) && CPU(ARM_THUMB2) /* Sanity Check */
# error "Cannot use both of WTF_CPU_ARM_TRADITIONAL and WTF_CPU_ARM_THUMB2 platforms"
#endif /* !defined(WTF_CPU_ARM_TRADITIONAL) && !defined(WTF_CPU_ARM_THUMB2) */
#if defined(__ARM_NEON__) && !defined(WTF_CPU_ARM_NEON)
#define WTF_CPU_ARM_NEON 1
#endif
#if CPU(ARM_NEON) && (!COMPILER(GCC) || GCC_VERSION_AT_LEAST(4, 7, 0))
// All NEON intrinsics usage can be disabled by this macro.
#define HAVE_ARM_NEON_INTRINSICS 1
#endif
#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
#define WTF_CPU_ARM_VFP 1
#endif
#if defined(__ARM_ARCH_7S__)
#define WTF_CPU_APPLE_ARMV7S 1
#endif
#endif /* ARM */
#if CPU(ARM) || CPU(MIPS) || CPU(SH4) || CPU(SPARC)
#define WTF_CPU_NEEDS_ALIGNED_ACCESS 1
#endif
/* ==== OS() - underlying operating system; only to be used for mandated low-level services like
virtual memory, not to choose a GUI toolkit ==== */
/* OS(AIX) - AIX */
#ifdef _AIX
#define WTF_OS_AIX 1
#endif
/* OS(DARWIN) - Any Darwin-based OS, including Mac OS X and iPhone OS */
#ifdef __APPLE__
#define WTF_OS_DARWIN 1
#include <Availability.h>
#include <AvailabilityMacros.h>
#include <TargetConditionals.h>
#endif
/* OS(IOS) - iOS */
/* OS(MAC_OS_X) - Mac OS X (not including iOS) */
#if OS(DARWIN) && ((defined(TARGET_OS_EMBEDDED) && TARGET_OS_EMBEDDED) \
|| (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) \
|| (defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR))
#define WTF_OS_IOS 1
#elif OS(DARWIN) && defined(TARGET_OS_MAC) && TARGET_OS_MAC
#define WTF_OS_MAC_OS_X 1
/* FIXME: These can be removed after sufficient time has passed since the removal of BUILDING_ON / TARGETING macros. */
#define ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MIN_REQUIRED 0 / 0
#define ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MAX_ALLOWED 0 / 0
#define BUILDING_ON_LEOPARD ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MIN_REQUIRED
#define BUILDING_ON_SNOW_LEOPARD ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MIN_REQUIRED
#define BUILDING_ON_LION ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MIN_REQUIRED
#define TARGETING_LEOPARD ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MAX_ALLOWED
#define TARGETING_SNOW_LEOPARD ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MAX_ALLOWED
#define TARGETING_LION ERROR_PLEASE_COMPARE_WITH_MAC_OS_X_VERSION_MAX_ALLOWED
#endif
/* OS(FREEBSD) - FreeBSD */
#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
#define WTF_OS_FREEBSD 1
#endif
/* OS(HURD) - GNU/Hurd */
#ifdef __GNU__
#define WTF_OS_HURD 1
#endif
/* OS(LINUX) - Linux */
#ifdef __linux__
#define WTF_OS_LINUX 1
#endif
/* OS(NETBSD) - NetBSD */
#if defined(__NetBSD__)
#define WTF_OS_NETBSD 1
#endif
/* OS(OPENBSD) - OpenBSD */
#ifdef __OpenBSD__
#define WTF_OS_OPENBSD 1
#endif
/* OS(QNX) - QNX */
#if defined(__QNXNTO__)
#define WTF_OS_QNX 1
#endif
/* OS(SOLARIS) - Solaris */
#if defined(sun) || defined(__sun)
#define WTF_OS_SOLARIS 1
#endif
/* OS(WINCE) - Windows CE; note that for this platform OS(WINDOWS) is also defined */
#if defined(_WIN32_WCE)
#define WTF_OS_WINCE 1
#endif
/* OS(WINDOWS) - Any version of Windows */
#if defined(WIN32) || defined(_WIN32)
#define WTF_OS_WINDOWS 1
#endif
#define WTF_OS_WIN ERROR "USE WINDOWS WITH OS NOT WIN"
#define WTF_OS_MAC ERROR "USE MAC_OS_X WITH OS NOT MAC"
/* OS(UNIX) - Any Unix-like system */
#if OS(AIX) \
|| OS(DARWIN) \
|| OS(FREEBSD) \
|| OS(HURD) \
|| OS(LINUX) \
|| OS(NETBSD) \
|| OS(OPENBSD) \
|| OS(QNX) \
|| OS(SOLARIS) \
|| defined(unix) \
|| defined(__unix) \
|| defined(__unix__)
#define WTF_OS_UNIX 1
#endif
/* Operating environments */
/* FIXME: these are all mixes of OS, operating environment and policy choices. */
/* PLATFORM(QT) */
/* PLATFORM(EFL) */
/* PLATFORM(GTK) */
/* PLATFORM(BLACKBERRY) */
/* PLATFORM(MAC) */
/* PLATFORM(WIN) */
#if defined(BUILDING_QT__)
#define WTF_PLATFORM_QT 1
#elif defined(BUILDING_EFL__)
#define WTF_PLATFORM_EFL 1
#elif defined(BUILDING_GTK__)
#define WTF_PLATFORM_GTK 1
#elif defined(BUILDING_BLACKBERRY__)
#define WTF_PLATFORM_BLACKBERRY 1
#elif OS(DARWIN)
#define WTF_PLATFORM_MAC 1
#elif OS(WINDOWS)
#define WTF_PLATFORM_WIN 1
#endif
/* PLATFORM(IOS) */
/* FIXME: this is sometimes used as an OS switch and sometimes for higher-level things */
#if (defined(TARGET_OS_EMBEDDED) && TARGET_OS_EMBEDDED) || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE)
#define WTF_PLATFORM_IOS 1
#endif
/* PLATFORM(IOS_SIMULATOR) */
#if defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR
#define WTF_PLATFORM_IOS 1
#define WTF_PLATFORM_IOS_SIMULATOR 1
#endif
/* Graphics engines */
/* USE(CG) and PLATFORM(CI) */
#if PLATFORM(MAC) || PLATFORM(IOS)
#define WTF_USE_CG 1
#endif
#if PLATFORM(MAC) || PLATFORM(IOS) || (PLATFORM(WIN) && USE(CG))
#define WTF_USE_CA 1
#endif
#if PLATFORM(BLACKBERRY)
#define WTF_USE_LOW_QUALITY_IMAGE_INTERPOLATION 1
#define WTF_USE_LOW_QUALITY_IMAGE_NO_JPEG_DITHERING 1
#define WTF_USE_LOW_QUALITY_IMAGE_NO_JPEG_FANCY_UPSAMPLING 1
#endif
#if PLATFORM(GTK)
#define WTF_USE_CAIRO 1
#define WTF_USE_GLIB 1
#define WTF_USE_FREETYPE 1
#define WTF_USE_HARFBUZZ 1
#define WTF_USE_SOUP 1
#define WTF_USE_WEBP 1
#define ENABLE_GLOBAL_FASTMALLOC_NEW 0
#define GST_API_VERSION_1 1
#endif
/* On Windows, use QueryPerformanceCounter by default */
#if OS(WINDOWS)
#define WTF_USE_QUERY_PERFORMANCE_COUNTER 1
#endif
#if OS(WINCE) && !PLATFORM(QT)
#define NOSHLWAPI /* shlwapi.h not available on WinCe */
/* MSDN documentation says these functions are provided with uspce.lib. But we cannot find this file. */
#define __usp10__ /* disable "usp10.h" */
#define _INC_ASSERT /* disable "assert.h" */
#define assert(x)
#endif /* OS(WINCE) && !PLATFORM(QT) */
#if !USE(WCHAR_UNICODE)
#define WTF_USE_ICU_UNICODE 1
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS)
#if CPU(X86_64)
#define WTF_USE_PLUGIN_HOST_PROCESS 1
#endif
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
#define WTF_USE_SCROLLBAR_PAINTER 1
#define HAVE_XPC 1
#endif
#define WTF_USE_CF 1
#define HAVE_READLINE 1
#define HAVE_RUNLOOP_TIMER 1
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
#define HAVE_LAYER_HOSTING_IN_WINDOW_SERVER 1
#endif
#define WTF_USE_APPKIT 1
#define WTF_USE_SECURITY_FRAMEWORK 1
#endif /* PLATFORM(MAC) && !PLATFORM(IOS) */
#if PLATFORM(IOS)
#define DONT_FINALIZE_ON_MAIN_THREAD 1
#endif
#if PLATFORM(QT) && OS(DARWIN)
#define WTF_USE_CF 1
#endif
#if OS(DARWIN) && !PLATFORM(GTK) && !PLATFORM(QT)
#define ENABLE_PURGEABLE_MEMORY 1
#endif
#if PLATFORM(IOS)
#define HAVE_READLINE 1
#define WTF_USE_APPKIT 0
#define WTF_USE_CF 1
#define WTF_USE_CFNETWORK 1
#define WTF_USE_NETWORK_CFDATA_ARRAY_CALLBACK 1
#define WTF_USE_SECURITY_FRAMEWORK 0
#define WTF_USE_WEB_THREAD 1
#endif /* PLATFORM(IOS) */
#if PLATFORM(WIN) && !OS(WINCE)
#define WTF_USE_CF 1
#endif
#if PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(WIN_CAIRO)
#define WTF_USE_CFNETWORK 1
#endif
#if USE(CFNETWORK) || PLATFORM(MAC) || PLATFORM(IOS)
#define WTF_USE_CFURLCACHE 1
#endif
#if !defined(HAVE_ACCESSIBILITY)
#if PLATFORM(IOS) || PLATFORM(MAC) || PLATFORM(WIN) || PLATFORM(GTK) || PLATFORM(EFL)
#define HAVE_ACCESSIBILITY 1
#endif
#endif /* !defined(HAVE_ACCESSIBILITY) */
#if OS(UNIX)
#define HAVE_ERRNO_H 1
#define HAVE_MMAP 1
#define HAVE_SIGNAL_H 1
#define HAVE_STRINGS_H 1
#define HAVE_SYS_PARAM_H 1
#define HAVE_SYS_TIME_H 1
#define WTF_USE_PTHREADS 1
#endif /* OS(UNIX) */
#if OS(UNIX) && !OS(QNX)
#define HAVE_LANGINFO_H 1
#endif
#if (OS(FREEBSD) || OS(OPENBSD)) && !defined(__GLIBC__)
#define HAVE_PTHREAD_NP_H 1
#endif
#if !defined(HAVE_VASPRINTF)
#if !COMPILER(MSVC) && !COMPILER(RVCT) && !COMPILER(MINGW) && !(COMPILER(GCC) && OS(QNX))
#define HAVE_VASPRINTF 1
#endif
#endif
#if !defined(HAVE_STRNSTR)
#if OS(DARWIN) || (OS(FREEBSD) && !defined(__GLIBC__))
#define HAVE_STRNSTR 1
#endif
#endif
#if !OS(WINDOWS) && !OS(SOLARIS)
#define HAVE_TM_GMTOFF 1
#define HAVE_TM_ZONE 1
#define HAVE_TIMEGM 1
#endif
#if OS(DARWIN)
#define HAVE_DISPATCH_H 1
#define HAVE_MADV_FREE 1
#define HAVE_MADV_FREE_REUSE 1
#define HAVE_MERGESORT 1
#define HAVE_PTHREAD_SETNAME_NP 1
#define HAVE_SYS_TIMEB_H 1
#define WTF_USE_ACCELERATE 1
#if !PLATFORM(IOS)
#define HAVE_HOSTED_CORE_ANIMATION 1
#endif /* !PLATFORM(IOS) */
#endif /* OS(DARWIN) */
#if OS(WINDOWS) && !OS(WINCE)
#define HAVE_SYS_TIMEB_H 1
#define HAVE_ALIGNED_MALLOC 1
#define HAVE_ISDEBUGGERPRESENT 1
#endif
#if OS(WINDOWS)
#define HAVE_VIRTUALALLOC 1
#endif
#if OS(QNX)
#define HAVE_MADV_FREE_REUSE 1
#define HAVE_MADV_FREE 1
#endif
/* ENABLE macro defaults */
/* FIXME: move out all ENABLE() defines from here to FeatureDefines.h */
/* Include feature macros */
#include <wtf/FeatureDefines.h>
#if PLATFORM(QT)
/* We must not customize the global operator new and delete for the Qt port. */
#define ENABLE_GLOBAL_FASTMALLOC_NEW 0
#if !OS(UNIX)
#define USE_SYSTEM_MALLOC 1
#endif
#endif
#if PLATFORM(EFL)
#define ENABLE_GLOBAL_FASTMALLOC_NEW 0
#endif
#if OS(WINDOWS)
#define ENABLE_GLOBAL_FASTMALLOC_NEW 0
#endif
#if !defined(ENABLE_GLOBAL_FASTMALLOC_NEW)
#define ENABLE_GLOBAL_FASTMALLOC_NEW 1
#endif
#define ENABLE_DEBUG_WITH_BREAKPOINT 0
#define ENABLE_SAMPLING_COUNTERS 0
#define ENABLE_SAMPLING_FLAGS 0
#define ENABLE_SAMPLING_REGIONS 0
#define ENABLE_OPCODE_SAMPLING 0
#define ENABLE_CODEBLOCK_SAMPLING 0
#if ENABLE(CODEBLOCK_SAMPLING) && !ENABLE(OPCODE_SAMPLING)
#error "CODEBLOCK_SAMPLING requires OPCODE_SAMPLING"
#endif
#if ENABLE(OPCODE_SAMPLING) || ENABLE(SAMPLING_FLAGS) || ENABLE(SAMPLING_REGIONS)
#define ENABLE_SAMPLING_THREAD 1
#endif
#if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32_64)
#if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS))) \
|| (CPU(IA64) && !CPU(IA64_32)) \
|| CPU(ALPHA) \
|| CPU(SPARC64) \
|| CPU(S390X) \
|| CPU(PPC64)
#define WTF_USE_JSVALUE64 1
#else
#define WTF_USE_JSVALUE32_64 1
#endif
#endif /* !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32_64) */
/* Disable the JIT on versions of GCC prior to 4.1 */
#if !defined(ENABLE_JIT) && COMPILER(GCC) && !GCC_VERSION_AT_LEAST(4, 1, 0)
#define ENABLE_JIT 0
#endif
#if !defined(ENABLE_JIT) && CPU(SH4) && PLATFORM(QT)
#define ENABLE_JIT 1
#endif
/* The JIT is enabled by default on all x86, x86-64, ARM & MIPS platforms. */
#if !defined(ENABLE_JIT) \
&& (CPU(X86) || CPU(X86_64) || CPU(ARM) || CPU(MIPS)) \
&& (OS(DARWIN) || !COMPILER(GCC) || GCC_VERSION_AT_LEAST(4, 1, 0)) \
&& !OS(WINCE) \
&& !(OS(QNX) && !PLATFORM(QT)) /* We use JIT in QNX Qt */
#define ENABLE_JIT 1
#endif
/* If possible, try to enable a disassembler. This is optional. We proceed in two
steps: first we try to find some disassembler that we can use, and then we
decide if the high-level disassembler API can be enabled. */
#if !defined(WTF_USE_UDIS86) && ENABLE(JIT) && (PLATFORM(MAC) || (PLATFORM(QT) && OS(LINUX))) \
&& (CPU(X86) || CPU(X86_64))
#define WTF_USE_UDIS86 1
#endif
#if !defined(WTF_USE_ARMV7_DISASSEMBLER) && ENABLE(JIT) && PLATFORM(IOS) && CPU(ARM_THUMB2)
#define WTF_USE_ARMV7_DISASSEMBLER 1
#endif
#if !defined(ENABLE_DISASSEMBLER) && (USE(UDIS86) || USE(ARMV7_DISASSEMBLER))
#define ENABLE_DISASSEMBLER 1
#endif
/* On some of the platforms where we have a JIT, we want to also have the
low-level interpreter. */
#if !defined(ENABLE_LLINT) \
&& ENABLE(JIT) \
&& (OS(DARWIN) || OS(LINUX)) \
&& (PLATFORM(MAC) || PLATFORM(IOS) || PLATFORM(GTK) || PLATFORM(QT)) \
&& (CPU(X86) || CPU(X86_64) || CPU(ARM_THUMB2) || CPU(ARM_TRADITIONAL) || CPU(MIPS) || CPU(SH4))
#define ENABLE_LLINT 1
#endif
#if !defined(ENABLE_DFG_JIT) && ENABLE(JIT) && !COMPILER(MSVC)
/* Enable the DFG JIT on X86 and X86_64. Only tested on Mac and GNU/Linux. */
#if (CPU(X86) || CPU(X86_64)) && (OS(DARWIN) || OS(LINUX))
#define ENABLE_DFG_JIT 1
#endif
/* Enable the DFG JIT on ARMv7. Only tested on iOS and Qt Linux. */
#if CPU(ARM_THUMB2) && (PLATFORM(IOS) || PLATFORM(BLACKBERRY) || PLATFORM(QT))
#define ENABLE_DFG_JIT 1
#endif
/* Enable the DFG JIT on ARM. */
#if CPU(ARM_TRADITIONAL)
#define ENABLE_DFG_JIT 1
#endif
/* Enable the DFG JIT on MIPS. */
#if CPU(MIPS)
#define ENABLE_DFG_JIT 1
#endif
#endif
/* If the jit is not available, enable the LLInt C Loop: */
#if !ENABLE(JIT)
#undef ENABLE_LLINT /* Undef so that we can redefine it. */
#undef ENABLE_LLINT_C_LOOP /* Undef so that we can redefine it. */
#undef ENABLE_DFG_JIT /* Undef so that we can redefine it. */
#define ENABLE_LLINT 1
#define ENABLE_LLINT_C_LOOP 1
#define ENABLE_DFG_JIT 0
#endif
/* Do a sanity check to make sure that we at least have one execution engine in
use: */
#if !(ENABLE(JIT) || ENABLE(LLINT))
#error You have to have at least one execution model enabled to build JSC
#endif
/* Profiling of types and values used by JIT code. DFG_JIT depends on it, but you
can enable it manually with DFG turned off if you want to use it as a standalone
profiler. In that case, you probably want to also enable VERBOSE_VALUE_PROFILE
below. */
#if !defined(ENABLE_VALUE_PROFILER) && ENABLE(DFG_JIT)
#define ENABLE_VALUE_PROFILER 1
#endif
#if !defined(ENABLE_VERBOSE_VALUE_PROFILE) && ENABLE(VALUE_PROFILER)
#define ENABLE_VERBOSE_VALUE_PROFILE 0
#endif
#if !defined(ENABLE_SIMPLE_HEAP_PROFILING)
#define ENABLE_SIMPLE_HEAP_PROFILING 0
#endif
/* Counts uses of write barriers using sampling counters. Be sure to also
set ENABLE_SAMPLING_COUNTERS to 1. */
#if !defined(ENABLE_WRITE_BARRIER_PROFILING)
#define ENABLE_WRITE_BARRIER_PROFILING 0
#endif
/* Enable verification that that register allocations are not made within generated control flow.
Turned on for debug builds. */
#if !defined(ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION) && ENABLE(DFG_JIT)
#if !defined(NDEBUG)
#define ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION 1
#else
#define ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION 0
#endif
#endif
/* Configure the JIT */
#if CPU(X86) && COMPILER(MSVC)
#define JSC_HOST_CALL __fastcall
#elif CPU(X86) && COMPILER(GCC)
#define JSC_HOST_CALL __attribute__ ((fastcall))
#else
#define JSC_HOST_CALL
#endif
/* Configure the interpreter */
#if COMPILER(GCC) || (COMPILER(RVCT) && defined(__GNUC__))
#define HAVE_COMPUTED_GOTO 1
#endif
/* Determine if we need to enable Computed Goto Opcodes or not: */
#if HAVE(COMPUTED_GOTO) && ENABLE(LLINT)
#define ENABLE_COMPUTED_GOTO_OPCODES 1
#endif
/* Regular Expression Tracing - Set to 1 to trace RegExp's in jsc. Results dumped at exit */
#define ENABLE_REGEXP_TRACING 0
/* Yet Another Regex Runtime - turned on by default for JIT enabled ports. */
#if !defined(ENABLE_YARR_JIT) && (ENABLE(JIT) || ENABLE(LLINT_C_LOOP)) && !(OS(QNX) && PLATFORM(QT))
#define ENABLE_YARR_JIT 1
/* Setting this flag compares JIT results with interpreter results. */
#define ENABLE_YARR_JIT_DEBUG 0
#endif
/* If either the JIT or the RegExp JIT is enabled, then the Assembler must be
enabled as well: */
#if ENABLE(JIT) || ENABLE(YARR_JIT)
#if defined(ENABLE_ASSEMBLER) && !ENABLE_ASSEMBLER
#error "Cannot enable the JIT or RegExp JIT without enabling the Assembler"
#else
#undef ENABLE_ASSEMBLER
#define ENABLE_ASSEMBLER 1
#endif
#endif
/* Pick which allocator to use; we only need an executable allocator if the assembler is compiled in.
On x86-64 we use a single fixed mmap, on other platforms we mmap on demand. */
#if ENABLE(ASSEMBLER)
#if CPU(X86_64) && !OS(WINDOWS) || PLATFORM(IOS)
#define ENABLE_EXECUTABLE_ALLOCATOR_FIXED 1
#else
#define ENABLE_EXECUTABLE_ALLOCATOR_DEMAND 1
#endif
#endif
/* Use the QXmlStreamReader implementation for XMLDocumentParser */
/* Use the QXmlQuery implementation for XSLTProcessor */
#if PLATFORM(QT)
#if !USE(LIBXML2)
#define WTF_USE_QXMLSTREAM 1
#define WTF_USE_QXMLQUERY 1
#endif
#endif
/* Accelerated compositing */
#if PLATFORM(MAC) || PLATFORM(IOS) || PLATFORM(QT) || (PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(WIN_CAIRO))
#define WTF_USE_ACCELERATED_COMPOSITING 1
#endif
#if ENABLE(WEBGL) && !defined(WTF_USE_3D_GRAPHICS)
#define WTF_USE_3D_GRAPHICS 1
#endif
/* Qt always uses Texture Mapper */
#if PLATFORM(QT)
#define WTF_USE_TEXTURE_MAPPER 1
#endif
#if USE(TEXTURE_MAPPER) && USE(3D_GRAPHICS) && !defined(WTF_USE_TEXTURE_MAPPER_GL)
#define WTF_USE_TEXTURE_MAPPER_GL 1
#endif
/* Compositing on the UI-process in WebKit2 */
#if USE(3D_GRAPHICS) && PLATFORM(QT)
#define WTF_USE_COORDINATED_GRAPHICS 1
#endif
#if PLATFORM(MAC) || PLATFORM(IOS)
#define WTF_USE_PROTECTION_SPACE_AUTH_CALLBACK 1
#endif
/* Set up a define for a common error that is intended to cause a build error -- thus the space after Error. */
#define WTF_PLATFORM_CFNETWORK Error USE_macro_should_be_used_with_CFNETWORK
#if PLATFORM(WIN)
#define WTF_USE_CROSS_PLATFORM_CONTEXT_MENUS 1
#endif
#if PLATFORM(MAC) && HAVE(ACCESSIBILITY)
#define WTF_USE_ACCESSIBILITY_CONTEXT_MENUS 1
#endif
#if CPU(ARM_THUMB2)
#define ENABLE_BRANCH_COMPACTION 1
#endif
#if !defined(ENABLE_THREADING_LIBDISPATCH) && HAVE(DISPATCH_H)
#define ENABLE_THREADING_LIBDISPATCH 1
#elif !defined(ENABLE_THREADING_OPENMP) && defined(_OPENMP)
#define ENABLE_THREADING_OPENMP 1
#elif !defined(THREADING_GENERIC)
#define ENABLE_THREADING_GENERIC 1
#endif
#if USE(GLIB)
#include <wtf/gobject/GTypedefs.h>
#endif
/* FIXME: This define won't be needed once #27551 is fully landed. However,
since most ports try to support sub-project independence, adding new headers
to WTF causes many ports to break, and so this way we can address the build
breakages one port at a time. */
#if !defined(WTF_USE_EXPORT_MACROS) && (PLATFORM(MAC) || PLATFORM(QT))
#define WTF_USE_EXPORT_MACROS 1
#endif
#if !defined(WTF_USE_EXPORT_MACROS_FOR_TESTING) && (PLATFORM(GTK) || PLATFORM(WIN))
#define WTF_USE_EXPORT_MACROS_FOR_TESTING 1
#endif
#if (PLATFORM(QT) && !OS(DARWIN) && !OS(WINDOWS)) || PLATFORM(GTK) || PLATFORM(EFL)
#define WTF_USE_UNIX_DOMAIN_SOCKETS 1
#endif
#if !defined(WTF_USE_IMLANG_FONT_LINK2) && !OS(WINCE)
#define WTF_USE_IMLANG_FONT_LINK2 1
#endif
#if !defined(ENABLE_COMPARE_AND_SWAP) && (OS(WINDOWS) || (COMPILER(GCC) && (CPU(X86) || CPU(X86_64) || CPU(ARM_THUMB2))))
#define ENABLE_COMPARE_AND_SWAP 1
#endif
#define ENABLE_OBJECT_MARK_LOGGING 0
#if !defined(ENABLE_PARALLEL_GC) && !ENABLE(OBJECT_MARK_LOGGING) && (PLATFORM(MAC) || PLATFORM(IOS) || PLATFORM(BLACKBERRY) || PLATFORM(GTK)) && ENABLE(COMPARE_AND_SWAP)
#define ENABLE_PARALLEL_GC 1
#elif PLATFORM(QT)
// Parallel GC is temporarily disabled on Qt because of regular crashes, see https://bugs.webkit.org/show_bug.cgi?id=90957 for details
#define ENABLE_PARALLEL_GC 0
#endif
#if !defined(ENABLE_GC_VALIDATION) && !defined(NDEBUG)
#define ENABLE_GC_VALIDATION 1
#endif
#if !defined(ENABLE_BINDING_INTEGRITY) && !OS(WINDOWS)
#define ENABLE_BINDING_INTEGRITY 1
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
#define WTF_USE_AVFOUNDATION 1
#endif
#if (PLATFORM(IOS) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 60000) || (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080)
#define WTF_USE_COREMEDIA 1
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
#define HAVE_AVFOUNDATION_MEDIA_SELECTION_GROUP 1
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090
#define HAVE_AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT 1
#endif
#if PLATFORM(MAC) && !PLATFORM(IOS) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090
#define HAVE_MEDIA_ACCESSIBILITY_FRAMEWORK 1
#endif
#if PLATFORM(MAC) || PLATFORM(GTK) || (PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(WIN_CAIRO))
#define WTF_USE_REQUEST_ANIMATION_FRAME_TIMER 1
#endif
#if PLATFORM(MAC)
#define WTF_USE_REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR 1
#endif
#if PLATFORM(MAC) && (PLATFORM(IOS) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070)
#define HAVE_INVERTED_WHEEL_EVENTS 1
#endif
#if PLATFORM(MAC)
#define WTF_USE_COREAUDIO 1
#endif
#if !defined(WTF_USE_ZLIB) && !PLATFORM(QT)
#define WTF_USE_ZLIB 1
#endif
#if PLATFORM(QT)
#include <qglobal.h>
#if defined(QT_OPENGL_ES_2) && !defined(WTF_USE_OPENGL_ES_2)
#define WTF_USE_OPENGL_ES_2 1
#endif
#endif
#if !PLATFORM(IOS) && PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
#define WTF_USE_CONTENT_FILTERING 1
#endif
#define WTF_USE_GRAMMAR_CHECKING 1
#if PLATFORM(MAC) || PLATFORM(BLACKBERRY) || PLATFORM(EFL)
#define WTF_USE_UNIFIED_TEXT_CHECKING 1
#endif
#if PLATFORM(MAC)
#define WTF_USE_AUTOMATIC_TEXT_REPLACEMENT 1
#endif
#if PLATFORM(MAC) && (PLATFORM(IOS) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070)
/* Some platforms provide UI for suggesting autocorrection. */
#define WTF_USE_AUTOCORRECTION_PANEL 1
/* Some platforms use spelling and autocorrection markers to provide visual cue. On such platform, if word with marker is edited, we need to remove the marker. */
#define WTF_USE_MARKER_REMOVAL_UPON_EDITING 1
#endif /* #if PLATFORM(MAC) && (PLATFORM(IOS) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070) */
#endif /* WTF_Platform_h */