/* * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. * Copyright (C) 2007-2009 Torch Mobile, Inc. * * 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 /* ==== 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. ==== */ /* COMPILER() - the compiler being used to build the project */ #define COMPILER(WTF_FEATURE) (defined WTF_COMPILER_##WTF_FEATURE && WTF_COMPILER_##WTF_FEATURE) /* 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) /* ==== COMPILER() - the compiler being used to build the project ==== */ /* COMPILER(MSVC) Microsoft Visual C++ */ /* COMPILER(MSVC7) Microsoft Visual C++ v7 or lower*/ #if defined(_MSC_VER) #define WTF_COMPILER_MSVC 1 #if _MSC_VER < 1400 #define WTF_COMPILER_MSVC7 1 #endif #endif /* COMPILER(RVCT) - ARM RealView Compilation Tools */ #if defined(__CC_ARM) || defined(__ARMCC__) #define WTF_COMPILER_RVCT 1 #endif /* COMPILER(GCC) - GNU Compiler Collection */ /* --gnu option of the RVCT compiler also defines __GNUC__ */ #if defined(__GNUC__) && !COMPILER(RVCT) #define WTF_COMPILER_GCC 1 #define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) #endif /* COMPILER(MINGW) - MinGW GCC */ /* COMPILER(MINGW64) - mingw-w64 GCC - only used as additional check to exclude mingw.org specific functions */ #if defined(__MINGW32__) #define WTF_COMPILER_MINGW 1 #include <_mingw.h> /* private MinGW header */ #if defined(__MINGW64_VERSION_MAJOR) /* best way to check for mingw-w64 vs mingw.org */ #define WTF_COMPILER_MINGW64 1 #endif /* __MINGW64_VERSION_MAJOR */ #endif /* __MINGW32__ */ /* COMPILER(SUNCC) - Sun CC compiler, also known as Sun Studio or Sun Pro */ #if defined(__SUNPRO_CC) || defined(__SUNPRO_C) #define WTF_COMPILER_SUNCC 1 #endif /* COMPILER(WINSCW) - CodeWarrior for Symbian emulator */ #if defined(__WINSCW__) #define WTF_COMPILER_WINSCW 1 #endif /* COMPILER(INTEL) - Intel C++ Compiler */ #if defined(__INTEL_COMPILER) #define WTF_COMPILER_INTEL 1 #endif /* COMPILER(ACC) - HP aCC */ #if defined(__HP_aCC) #define WTF_COMPILER_ACC 1 #endif /* COMPILER(XLC) - IBM XL */ #if defined(__xlC__) #define WTF_COMPILER_XLC 1 #endif /* ==== 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__) || defined(__ia64) || defined(_M_IA64) #define WTF_CPU_IA64 1 /* 32-bit mode on Itanium */ #if !defined(__LP64__) #define WTF_CPU_IA64_32 1 #endif /* Itanium can be both big- and little-endian; we need to determine at compile time which one it is. - HP's aCC compiler only compiles big-endian (so HP-UXi is always big-endian) - GCC defines __BIG_ENDIAN__ for us (default on HP-UX) - Linux is usually little-endian - I've never seen AIX or Windows on IA-64, but they should be little-endian too */ #if defined(__BIG_ENDIAN__) || defined(__HP_aCC) # define WTF_CPU_BIG_ENDIAN 1 #endif #endif /* CPU(HPPA) - a.k.a. PA-RISC */ #if defined(__hppa) || defined(__hppa__) #define WTF_CPU_HPPA 1 #define WTF_CPU_BIG_ENDIAN 1 #endif /* 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(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 /* 64-bit mode on AIX */ #ifdef __64BIT__ #define WTF_CPU_AIX64 1 #endif /* CPU(AARCH64) - AArch64 */ #if defined(__aarch64__) #define WTF_CPU_AARCH64 1 #if defined(__AARCH64EB__) #define WTF_CPU_BIG_ENDIAN 1 #endif #endif /* CPU(ARM) - ARM, any version*/ #if defined(arm) \ || defined(__arm__) \ || defined(__MARM__) #define WTF_CPU_ARM 1 #if defined(__ARMEB__) #define WTF_CPU_BIG_ENDIAN 1 #elif !defined(__ARM_EABI__) \ && !defined(__EABI__) \ && !defined(__VFP_FP__) \ && !defined(ANDROID) #define WTF_CPU_MIDDLE_ENDIAN 1 #endif #define WTF_ARM_ARCH_AT_LEAST(N) (CPU(ARM) && WTF_ARM_ARCH_VERSION >= N) /* Set WTF_ARM_ARCH_VERSION */ #if defined(__ARM_ARCH_4__) \ || defined(__ARM_ARCH_4T__) \ || defined(__MARM_ARMV4__) \ || defined(_ARMV4I_) #define WTF_ARM_ARCH_VERSION 4 #elif defined(__ARM_ARCH_5__) \ || defined(__ARM_ARCH_5T__) \ || defined(__ARM_ARCH_5E__) \ || defined(__ARM_ARCH_5TE__) \ || defined(__ARM_ARCH_5TEJ__) \ || defined(__MARM_ARMV5__) #define WTF_ARM_ARCH_VERSION 5 #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__) #define WTF_ARM_ARCH_VERSION 7 /* RVCT sets _TARGET_ARCH_ARM */ #elif defined(__TARGET_ARCH_ARM) #define WTF_ARM_ARCH_VERSION __TARGET_ARCH_ARM #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_7R__) \ || defined(__ARM_ARCH_7M__) #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) */ #endif /* ARM */ #if (defined(mips) || defined(__mips__) || defined(MIPS) || defined(_MIPS_)) #define WTF_CPU_MIPS 1 #include #if defined(__MIPSEB__) #define WTF_CPU_BIG_ENDIAN 1 #endif /* CPU(MIPS64) - MIPS 64-bit both BIG and LITTLE endian */ #if defined(_MIPS_SIM_ABI64) && (_MIPS_SIM == _MIPS_SIM_ABI64) #define WTF_CPU_MIPS64 1 #endif /* CPU(MIPSN32) - MIPS N32 ABI both BIG and LITTLE endian */ #if defined(_MIPS_SIM_ABIN32) && (_MIPS_SIM == _MIPS_SIM_ABIN32) #define WTF_CPU_MIPSN32 1 #endif /* CPU(MIPS32) - MIPS O32 ABI both BIG and LITTLE endian */ #if defined(_MIPS_SIM_ABI32) && (_MIPS_SIM == _MIPS_SIM_ABI32) #define WTF_CPU_MIPS32 1 #endif #endif /* __mips__ */ /* ==== OS() - underlying operating system; only to be used for mandated low-level services like virtual memory, not to choose a GUI toolkit ==== */ /* OS(ANDROID) - Android */ #ifdef ANDROID #define WTF_OS_ANDROID 1 #endif /* 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 /* FIXME: BUILDING_ON_.., and TARGETING... macros should be folded into the OS() system */ #include #if !defined(MAC_OS_X_VERSION_10_5) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5 #define BUILDING_ON_TIGER 1 #elif !defined(MAC_OS_X_VERSION_10_6) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6 #define BUILDING_ON_LEOPARD 1 #elif !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7 #define BUILDING_ON_SNOW_LEOPARD 1 #endif #if !defined(MAC_OS_X_VERSION_10_5) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5 #define TARGETING_TIGER 1 #elif !defined(MAC_OS_X_VERSION_10_6) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_6 #define TARGETING_LEOPARD 1 #elif !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_7 #define TARGETING_SNOW_LEOPARD 1 #endif #include #endif /* OS(IPHONE_OS) - iPhone OS */ /* OS(MAC_OS_X) - Mac OS X (not including iPhone OS) */ #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_IPHONE_OS 1 #elif OS(DARWIN) && defined(TARGET_OS_MAC) && TARGET_OS_MAC #define WTF_OS_MAC_OS_X 1 #endif /* OS(FREEBSD) - FreeBSD */ #ifdef __FreeBSD__ #define WTF_OS_FREEBSD 1 #endif /* OS(HAIKU) - Haiku */ #ifdef __HAIKU__ #define WTF_OS_HAIKU 1 #endif /* OS(HPUX) - HP-UX */ #if defined(hpux) || defined(__hpux) #define WTF_OS_HPUX 1 #ifndef MAP_ANON #define MAP_ANON MAP_ANONYMOUS #endif #endif /* OS(LINUX) - Linux */ #ifdef __linux__ #define WTF_OS_LINUX 1 #endif /* OS(NETBSD) - NetBSD */ #if defined(__NetBSD__) #define WTF_PLATFORM_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 /* OS(SYMBIAN) - Symbian */ #if defined (__SYMBIAN32__) /* we are cross-compiling, it is not really windows */ #undef WTF_OS_WINDOWS #undef WTF_PLATFORM_WIN #define WTF_OS_SYMBIAN 1 #endif /* OS(UNIX) - Any Unix-like system */ #if OS(AIX) \ || OS(ANDROID) \ || OS(DARWIN) \ || OS(FREEBSD) \ || OS(HAIKU) \ || OS(HPUX) \ || OS(LINUX) \ || OS(NETBSD) \ || OS(OPENBSD) \ || OS(QNX) \ || OS(SOLARIS) \ || OS(SYMBIAN) \ || 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(CHROMIUM) */ /* PLATFORM(QT) */ /* PLATFORM(WX) */ /* PLATFORM(GTK) */ /* PLATFORM(HAIKU) */ /* PLATFORM(MAC) */ /* PLATFORM(WIN) */ #if defined(BUILDING_CHROMIUM__) #define WTF_PLATFORM_CHROMIUM 1 #elif defined(BUILDING_QT__) #define WTF_PLATFORM_QT 1 #elif defined(BUILDING_WX__) #define WTF_PLATFORM_WX 1 #elif defined(BUILDING_GTK__) #define WTF_PLATFORM_GTK 1 #elif defined(BUILDING_HAIKU__) #define WTF_PLATFORM_HAIKU 1 #elif OS(DARWIN) #define WTF_PLATFORM_MAC 1 #elif OS(WINDOWS) #define WTF_PLATFORM_WIN 1 #endif #if !PLATFORM(QT) /* PLATFORM(IPHONE) */ /* 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_IPHONE 1 #endif /* PLATFORM(IPHONE_SIMULATOR) */ #if defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR #define WTF_PLATFORM_IPHONE 1 #define WTF_PLATFORM_IPHONE_SIMULATOR 1 #else #define WTF_PLATFORM_IPHONE_SIMULATOR 0 #endif #if !defined(WTF_PLATFORM_IPHONE) #define WTF_PLATFORM_IPHONE 0 #endif #endif /* PLATFORM(ANDROID) */ /* FIXME: this is sometimes used as an OS() switch, and other times to drive policy choices */ #if defined(ANDROID) #define WTF_PLATFORM_ANDROID 1 #endif /* Graphics engines */ /* PLATFORM(CG) and PLATFORM(CI) */ #if PLATFORM(MAC) || PLATFORM(IPHONE) #define WTF_PLATFORM_CG 1 #endif #if PLATFORM(MAC) && !PLATFORM(IPHONE) #define WTF_PLATFORM_CI 1 #endif /* PLATFORM(SKIA) for Win/Linux, CG/CI for Mac */ #if PLATFORM(CHROMIUM) #define ENABLE_HISTORY_ALWAYS_ASYNC 1 #if OS(DARWIN) #define WTF_PLATFORM_CG 1 #define WTF_PLATFORM_CI 1 #define WTF_USE_ATSUI 1 #define WTF_USE_CORE_TEXT 1 #else #define WTF_PLATFORM_SKIA 1 #endif #endif #if PLATFORM(GTK) #define WTF_PLATFORM_CAIRO 1 #endif /* OS(WINCE) && PLATFORM(QT) We can not determine the endianess at compile time. For Qt for Windows CE the endianess is specified in the device specific makespec */ #if OS(WINCE) && PLATFORM(QT) # include # undef WTF_CPU_BIG_ENDIAN # undef WTF_CPU_MIDDLE_ENDIAN # if Q_BYTE_ORDER == Q_BIG_ENDIAN # define WTF_CPU_BIG_ENDIAN 1 # endif # include #endif #if (PLATFORM(IPHONE) || PLATFORM(MAC) || PLATFORM(WIN) || (PLATFORM(QT) && OS(DARWIN) && !ENABLE(SINGLE_THREADED))) && !defined(ENABLE_JSC_MULTIPLE_THREADS) #define ENABLE_JSC_MULTIPLE_THREADS 1 #endif /* On Windows, use QueryPerformanceCounter by default */ #if OS(WINDOWS) #define WTF_USE_QUERY_PERFORMANCE_COUNTER 1 #endif #if OS(WINCE) && !PLATFORM(QT) #undef ENABLE_JSC_MULTIPLE_THREADS #define ENABLE_JSC_MULTIPLE_THREADS 0 #define USE_SYSTEM_MALLOC 0 #define ENABLE_ICONDATABASE 0 #define ENABLE_JAVASCRIPT_DEBUGGER 0 #define ENABLE_FTPDIR 0 #define ENABLE_PAN_SCROLLING 0 #define ENABLE_WML 1 #define HAVE_ACCESSIBILITY 0 #define NOMINMAX /* Windows min and max conflict with standard macros */ #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) /* _countof is only included in CE6; for CE5 we need to define it ourself */ #ifndef _countof #define _countof(x) (sizeof(x) / sizeof((x)[0])) #endif #endif /* OS(WINCE) && !PLATFORM(QT) */ #if PLATFORM(QT) #define WTF_USE_QT4_UNICODE 1 #elif OS(WINCE) #define WTF_USE_WINCE_UNICODE 1 #elif PLATFORM(GTK) /* The GTK+ Unicode backend is configurable */ #else #define WTF_USE_ICU_UNICODE 1 #endif #if PLATFORM(MAC) && !PLATFORM(IPHONE) #define WTF_PLATFORM_CF 1 #define WTF_USE_PTHREADS 1 #define HAVE_PTHREAD_RWLOCK 1 #if !defined(BUILDING_ON_LEOPARD) && !defined(BUILDING_ON_TIGER) && CPU(X86_64) #define WTF_USE_PLUGIN_HOST_PROCESS 1 #endif #if !defined(ENABLE_MAC_JAVA_BRIDGE) #define ENABLE_MAC_JAVA_BRIDGE 1 #endif #if !defined(ENABLE_DASHBOARD_SUPPORT) #define ENABLE_DASHBOARD_SUPPORT 1 #endif #define HAVE_READLINE 1 #define HAVE_RUNLOOP_TIMER 1 #endif /* PLATFORM(MAC) && !PLATFORM(IPHONE) */ #if PLATFORM(CHROMIUM) && OS(DARWIN) #define WTF_PLATFORM_CF 1 #define WTF_USE_PTHREADS 1 #define HAVE_PTHREAD_RWLOCK 1 #endif #if PLATFORM(QT) && OS(DARWIN) #define WTF_PLATFORM_CF 1 #endif #if PLATFORM(IPHONE) #define ENABLE_CONTEXT_MENUS 0 #define ENABLE_DRAG_SUPPORT 0 #define ENABLE_FTPDIR 1 #define ENABLE_GEOLOCATION 1 #define ENABLE_ICONDATABASE 0 #define ENABLE_INSPECTOR 0 #define ENABLE_MAC_JAVA_BRIDGE 0 #define ENABLE_NETSCAPE_PLUGIN_API 0 #define ENABLE_ORIENTATION_EVENTS 1 #define ENABLE_REPAINT_THROTTLING 1 #define HAVE_READLINE 1 #define WTF_PLATFORM_CF 1 #endif #if OS(IPHONE_OS) && !PLATFORM(QT) #define WTF_USE_PTHREADS 1 #define HAVE_PTHREAD_RWLOCK 1 #endif #if PLATFORM(ANDROID) #if !PLATFORM(QT) #define WTF_USE_PTHREADS 1 #define ENABLE_MAC_JAVA_BRIDGE 1 #define ENABLE_JAVASCRIPT_DEBUGGER 0 #endif /* !PLATFORM(QT) */ #define WTF_PLATFORM_SGL 1 #define USE_SYSTEM_MALLOC 1 #define LOG_DISABLED 1 /* Prevents Webkit from drawing the caret in textfields and textareas This prevents unnecessary invals. */ #define ENABLE_TEXT_CARET 1 #endif /* PLATFORM(ANDROID) */ #if PLATFORM(WIN) #define WTF_USE_WININET 1 #endif #if PLATFORM(WX) #define ENABLE_ASSEMBLER 1 #if OS(DARWIN) #define WTF_PLATFORM_CF 1 #endif #endif #if PLATFORM(GTK) #if HAVE(PTHREAD_H) #define WTF_USE_PTHREADS 1 #define HAVE_PTHREAD_RWLOCK 1 #endif #endif #if PLATFORM(HAIKU) #define HAVE_POSIX_MEMALIGN 1 #define WTF_USE_CURL 1 #define WTF_USE_PTHREADS 1 #define HAVE_PTHREAD_RWLOCK 1 #define USE_SYSTEM_MALLOC 1 #define ENABLE_NETSCAPE_PLUGIN_API 0 #endif #if !defined(HAVE_ACCESSIBILITY) #if PLATFORM(IPHONE) || PLATFORM(MAC) || PLATFORM(WIN) || PLATFORM(GTK) || PLATFORM(CHROMIUM) #define HAVE_ACCESSIBILITY 1 #endif #endif /* !defined(HAVE_ACCESSIBILITY) */ #if OS(UNIX) && !OS(SYMBIAN) #define HAVE_SIGNAL_H 1 #endif #if !OS(WINDOWS) && !OS(SOLARIS) && !OS(QNX) \ && !OS(SYMBIAN) && !OS(HAIKU) && !OS(RVCT) \ && !OS(ANDROID) && !OS(AIX) && !OS(HPUX) #define HAVE_TM_GMTOFF 1 #define HAVE_TM_ZONE 1 #define HAVE_TIMEGM 1 #endif #if OS(DARWIN) #define HAVE_ERRNO_H 1 #define HAVE_LANGINFO_H 1 #define HAVE_MMAP 1 #define HAVE_MERGESORT 1 #define HAVE_SBRK 1 #define HAVE_STRINGS_H 1 #define HAVE_SYS_PARAM_H 1 #define HAVE_SYS_TIME_H 1 #define HAVE_SYS_TIMEB_H 1 #if !defined(TARGETING_TIGER) && !defined(TARGETING_LEOPARD) #define HAVE_DISPATCH_H 1 #if !PLATFORM(IPHONE) #define HAVE_MADV_FREE_REUSE 1 #define HAVE_MADV_FREE 1 #define HAVE_PTHREAD_SETNAME_NP 1 #endif #endif #if PLATFORM(IPHONE) #define HAVE_MADV_FREE 1 #endif #elif OS(WINDOWS) #if OS(WINCE) #define HAVE_ERRNO_H 0 #else #define HAVE_SYS_TIMEB_H 1 #endif #define HAVE_VIRTUALALLOC 1 #elif OS(SYMBIAN) #define HAVE_ERRNO_H 1 #define HAVE_MMAP 0 #define HAVE_SBRK 1 #define HAVE_SYS_TIME_H 1 #define HAVE_STRINGS_H 1 #if !COMPILER(RVCT) #define HAVE_SYS_PARAM_H 1 #endif #elif OS(QNX) #define HAVE_ERRNO_H 1 #define HAVE_MMAP 1 #define HAVE_SBRK 1 #define HAVE_STRINGS_H 1 #define HAVE_SYS_PARAM_H 1 #define HAVE_SYS_TIME_H 1 #elif OS(ANDROID) #define HAVE_ERRNO_H 1 #define HAVE_LANGINFO_H 0 #define HAVE_MMAP 1 #define HAVE_SBRK 1 #define HAVE_STRINGS_H 1 #define HAVE_SYS_PARAM_H 1 #define HAVE_SYS_TIME_H 1 #else /* FIXME: is this actually used or do other platforms generate their own config.h? */ #define HAVE_ERRNO_H 1 /* As long as Haiku doesn't have a complete support of locale this will be disabled. */ #if !OS(HAIKU) #define HAVE_LANGINFO_H 1 #endif #define HAVE_MMAP 1 #define HAVE_SBRK 1 #define HAVE_STRINGS_H 1 #define HAVE_SYS_PARAM_H 1 #define HAVE_SYS_TIME_H 1 #endif /* ENABLE macro defaults */ /* fastMalloc match validation allows for runtime verification that new is matched by delete, fastMalloc is matched by fastFree, etc. */ #if !defined(ENABLE_FAST_MALLOC_MATCH_VALIDATION) #define ENABLE_FAST_MALLOC_MATCH_VALIDATION 0 #endif #if !defined(ENABLE_ICONDATABASE) #define ENABLE_ICONDATABASE 1 #endif #if !defined(ENABLE_DATABASE) #define ENABLE_DATABASE 1 #endif #if !defined(ENABLE_JAVASCRIPT_DEBUGGER) #define ENABLE_JAVASCRIPT_DEBUGGER 1 #endif #if !defined(ENABLE_FTPDIR) #define ENABLE_FTPDIR 1 #endif #if !defined(ENABLE_CONTEXT_MENUS) #define ENABLE_CONTEXT_MENUS 1 #endif #if !defined(ENABLE_DRAG_SUPPORT) #define ENABLE_DRAG_SUPPORT 1 #endif #if !defined(ENABLE_DASHBOARD_SUPPORT) #define ENABLE_DASHBOARD_SUPPORT 0 #endif #if !defined(ENABLE_INSPECTOR) #define ENABLE_INSPECTOR 1 #endif #if !defined(ENABLE_MAC_JAVA_BRIDGE) #define ENABLE_MAC_JAVA_BRIDGE 0 #endif #if !defined(ENABLE_NETSCAPE_PLUGIN_API) #define ENABLE_NETSCAPE_PLUGIN_API 1 #endif #if !defined(WTF_USE_PLUGIN_HOST_PROCESS) #define WTF_USE_PLUGIN_HOST_PROCESS 0 #endif #if !defined(ENABLE_ORIENTATION_EVENTS) #define ENABLE_ORIENTATION_EVENTS 0 #endif #if !defined(ENABLE_OPCODE_STATS) #define ENABLE_OPCODE_STATS 0 #endif #define ENABLE_SAMPLING_COUNTERS 0 #define ENABLE_SAMPLING_FLAGS 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) #define ENABLE_SAMPLING_THREAD 1 #endif #if !defined(ENABLE_GEOLOCATION) #define ENABLE_GEOLOCATION 0 #endif #if !defined(ENABLE_NOTIFICATIONS) #define ENABLE_NOTIFICATIONS 0 #endif #if !defined(ENABLE_TEXT_CARET) #define ENABLE_TEXT_CARET 1 #endif #if !defined(ENABLE_ON_FIRST_TEXTAREA_FOCUS_SELECT_ALL) #define ENABLE_ON_FIRST_TEXTAREA_FOCUS_SELECT_ALL 0 #endif #if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32) && !defined(WTF_USE_JSVALUE32_64) #if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS) || OS(SOLARIS) || OS(HPUX))) || (CPU(IA64) && !CPU(IA64_32)) || CPU(ALPHA) || CPU(AIX64) || CPU(SPARC64) || CPU(MIPS64) || CPU(AARCH64) #define WTF_USE_JSVALUE64 1 #elif CPU(ARM) || CPU(PPC64) #define WTF_USE_JSVALUE32 1 #elif OS(WINDOWS) && COMPILER(MINGW) /* Using JSVALUE32_64 causes padding/alignement issues for JITStubArg on MinGW. See https://bugs.webkit.org/show_bug.cgi?id=29268 */ #define WTF_USE_JSVALUE32 1 #else #define WTF_USE_JSVALUE32_64 1 #endif #endif /* !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32) && !defined(WTF_USE_JSVALUE32_64) */ #if !defined(ENABLE_REPAINT_THROTTLING) #define ENABLE_REPAINT_THROTTLING 0 #endif #if !defined(ENABLE_JIT) /* The JIT is tested & working on x86_64 Mac */ #if CPU(X86_64) && PLATFORM(MAC) #define ENABLE_JIT 1 /* The JIT is tested & working on x86 Mac */ #elif CPU(X86) && PLATFORM(MAC) #define ENABLE_JIT 1 #define WTF_USE_JIT_STUB_ARGUMENT_VA_LIST 1 #elif CPU(ARM_THUMB2) && PLATFORM(IPHONE) #define ENABLE_JIT 1 /* The JIT is tested & working on x86 Windows */ #elif CPU(X86) && PLATFORM(WIN) #define ENABLE_JIT 1 #endif #if PLATFORM(QT) #if CPU(X86_64) && OS(DARWIN) #define ENABLE_JIT 1 #elif CPU(X86) && OS(DARWIN) #define ENABLE_JIT 1 #define WTF_USE_JIT_STUB_ARGUMENT_VA_LIST 1 #elif CPU(X86) && OS(WINDOWS) && COMPILER(MINGW) && GCC_VERSION >= 40100 #define ENABLE_JIT 1 #define WTF_USE_JIT_STUB_ARGUMENT_VA_LIST 1 #elif CPU(X86) && OS(WINDOWS) && COMPILER(MSVC) #define ENABLE_JIT 1 #define WTF_USE_JIT_STUB_ARGUMENT_REGISTER 1 #elif CPU(X86) && OS(LINUX) && GCC_VERSION >= 40100 #define ENABLE_JIT 1 #define WTF_USE_JIT_STUB_ARGUMENT_VA_LIST 1 #elif CPU(X86_64) && OS(LINUX) && GCC_VERSION >= 40100 #define ENABLE_JIT 1 #elif CPU(ARM_TRADITIONAL) && OS(LINUX) #define ENABLE_JIT 1 #endif #endif /* PLATFORM(QT) */ #endif /* !defined(ENABLE_JIT) */ #if ENABLE(JIT) #ifndef ENABLE_JIT_OPTIMIZE_CALL #define ENABLE_JIT_OPTIMIZE_CALL 1 #endif #ifndef ENABLE_JIT_OPTIMIZE_NATIVE_CALL #define ENABLE_JIT_OPTIMIZE_NATIVE_CALL 1 #endif #ifndef ENABLE_JIT_OPTIMIZE_PROPERTY_ACCESS #define ENABLE_JIT_OPTIMIZE_PROPERTY_ACCESS 1 #endif #ifndef ENABLE_JIT_OPTIMIZE_METHOD_CALLS #define ENABLE_JIT_OPTIMIZE_METHOD_CALLS 1 #endif #endif #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 #if COMPILER(GCC) && !ENABLE(JIT) #define HAVE_COMPUTED_GOTO 1 #endif #if ENABLE(JIT) && defined(COVERAGE) #define WTF_USE_INTERPRETER 0 #else #define WTF_USE_INTERPRETER 1 #endif /* Yet Another Regex Runtime. */ #if !defined(ENABLE_YARR_JIT) /* YARR supports x86 & x86-64, and has been tested on Mac and Windows. */ #if (CPU(X86) && PLATFORM(MAC)) \ || (CPU(X86_64) && PLATFORM(MAC)) \ || (CPU(ARM_THUMB2) && PLATFORM(IPHONE)) \ || (CPU(X86) && PLATFORM(WIN)) #define ENABLE_YARR 1 #define ENABLE_YARR_JIT 1 #endif #if PLATFORM(QT) #if (CPU(X86) && OS(WINDOWS) && COMPILER(MINGW) && GCC_VERSION >= 40100) \ || (CPU(X86_64) && OS(WINDOWS) && COMPILER(MINGW64) && GCC_VERSION >= 40100) \ || (CPU(X86) && OS(WINDOWS) && COMPILER(MSVC)) \ || (CPU(X86) && OS(LINUX) && GCC_VERSION >= 40100) \ || (CPU(X86_64) && OS(LINUX) && GCC_VERSION >= 40100) \ || (CPU(ARM_TRADITIONAL) && OS(LINUX)) #define ENABLE_YARR 1 #define ENABLE_YARR_JIT 1 #endif #endif #endif /* !defined(ENABLE_YARR_JIT) */ /* Sanity Check */ #if ENABLE(YARR_JIT) && !ENABLE(YARR) #error "YARR_JIT requires YARR" #endif #if ENABLE(JIT) || ENABLE(YARR_JIT) #define ENABLE_ASSEMBLER 1 #endif /* Setting this flag prevents the assembler from using RWX memory; this may improve security but currectly comes at a significant performance cost. */ #if PLATFORM(IPHONE) #define ENABLE_ASSEMBLER_WX_EXCLUSIVE 1 #else #define ENABLE_ASSEMBLER_WX_EXCLUSIVE 0 #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) && !COMPILER(MINGW64) #define ENABLE_EXECUTABLE_ALLOCATOR_FIXED 1 #else #define ENABLE_EXECUTABLE_ALLOCATOR_DEMAND 1 #endif #endif #if !defined(ENABLE_PAN_SCROLLING) && OS(WINDOWS) #define ENABLE_PAN_SCROLLING 1 #endif /* Use the QXmlStreamReader implementation for XMLTokenizer */ /* Use the QXmlQuery implementation for XSLTProcessor */ #if PLATFORM(QT) #define WTF_USE_QXMLSTREAM 1 #define WTF_USE_QXMLQUERY 1 #endif #if !PLATFORM(QT) #define WTF_USE_FONT_FAST_PATH 1 #endif /* Accelerated compositing */ #if PLATFORM(MAC) #if !defined(BUILDING_ON_TIGER) #define WTF_USE_ACCELERATED_COMPOSITING 1 #endif #endif #if PLATFORM(IPHONE) #define WTF_USE_ACCELERATED_COMPOSITING 1 #endif /* FIXME: Defining ENABLE_3D_RENDERING here isn't really right, but it's always used with with WTF_USE_ACCELERATED_COMPOSITING, and it allows the feature to be turned on and off in one place. */ #if PLATFORM(WIN) #include "QuartzCorePresent.h" #if QUARTZCORE_PRESENT #define WTF_USE_ACCELERATED_COMPOSITING 1 #define ENABLE_3D_RENDERING 1 #endif #endif #if COMPILER(GCC) #define WARN_UNUSED_RETURN __attribute__ ((warn_unused_result)) #else #define WARN_UNUSED_RETURN #endif #if !ENABLE(NETSCAPE_PLUGIN_API) || (ENABLE(NETSCAPE_PLUGIN_API) && ((OS(UNIX) && (PLATFORM(QT) || PLATFORM(WX))) || PLATFORM(GTK))) #define ENABLE_PLUGIN_PACKAGE_SIMPLE_HASH 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 #define ENABLE_JSC_ZOMBIES 0 #endif /* WTF_Platform_h */