2 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
3 * Copyright (C) 2007-2009 Torch Mobile, Inc.
4 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #ifndef WTF_Platform_h
29 #define WTF_Platform_h
31 /* ==== PLATFORM handles OS, operating environment, graphics API, and
32 CPU. This macro will be phased out in favor of platform adaptation
33 macros, policy decision macros, and top-level port definitions. ==== */
34 #define PLATFORM(WTF_FEATURE) (defined WTF_PLATFORM_##WTF_FEATURE && WTF_PLATFORM_##WTF_FEATURE)
37 /* ==== Platform adaptation macros: these describe properties of the target environment. ==== */
39 /* COMPILER() - the compiler being used to build the project */
40 #define COMPILER(WTF_FEATURE) (defined WTF_COMPILER_##WTF_FEATURE && WTF_COMPILER_##WTF_FEATURE)
41 /* CPU() - the target CPU architecture */
42 #define CPU(WTF_FEATURE) (defined WTF_CPU_##WTF_FEATURE && WTF_CPU_##WTF_FEATURE)
43 /* HAVE() - specific system features (headers, functions or similar) that are present or not */
44 #define HAVE(WTF_FEATURE) (defined HAVE_##WTF_FEATURE && HAVE_##WTF_FEATURE)
45 /* OS() - underlying operating system; only to be used for mandated low-level services like
46 virtual memory, not to choose a GUI toolkit */
47 #define OS(WTF_FEATURE) (defined WTF_OS_##WTF_FEATURE && WTF_OS_##WTF_FEATURE)
50 /* ==== Policy decision macros: these define policy choices for a particular port. ==== */
52 /* USE() - use a particular third-party library or optional OS service */
53 #define USE(WTF_FEATURE) (defined WTF_USE_##WTF_FEATURE && WTF_USE_##WTF_FEATURE)
54 /* ENABLE() - turn on a specific feature of WebKit */
55 #define ENABLE(WTF_FEATURE) (defined ENABLE_##WTF_FEATURE && ENABLE_##WTF_FEATURE)
59 /* ==== COMPILER() - the compiler being used to build the project ==== */
61 /* COMPILER(MSVC) Microsoft Visual C++ */
62 /* COMPILER(MSVC7_OR_LOWER) Microsoft Visual C++ 2003 or lower*/
63 /* COMPILER(MSVC9_OR_LOWER) Microsoft Visual C++ 2008 or lower*/
65 #define WTF_COMPILER_MSVC 1
67 #define WTF_COMPILER_MSVC7_OR_LOWER 1
69 #define WTF_COMPILER_MSVC9_OR_LOWER 1
73 /* COMPILER(RVCT) - ARM RealView Compilation Tools */
74 /* COMPILER(RVCT4_OR_GREATER) - ARM RealView Compilation Tools 4.0 or greater */
75 #if defined(__CC_ARM) || defined(__ARMCC__)
76 #define WTF_COMPILER_RVCT 1
77 #define RVCT_VERSION_AT_LEAST(major, minor, patch, build) (__ARMCC_VERSION >= (major * 100000 + minor * 10000 + patch * 1000 + build))
79 /* Define this for !RVCT compilers, just so we can write things like RVCT_VERSION_AT_LEAST(3, 0, 0, 0). */
80 #define RVCT_VERSION_AT_LEAST(major, minor, patch, build) 0
83 /* COMPILER(GCC) - GNU Compiler Collection */
84 /* --gnu option of the RVCT compiler also defines __GNUC__ */
85 #if defined(__GNUC__) && !COMPILER(RVCT)
86 #define WTF_COMPILER_GCC 1
87 #define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
88 #define GCC_VERSION_AT_LEAST(major, minor, patch) (GCC_VERSION >= (major * 10000 + minor * 100 + patch))
90 /* Define this for !GCC compilers, just so we can write things like GCC_VERSION_AT_LEAST(4, 1, 0). */
91 #define GCC_VERSION_AT_LEAST(major, minor, patch) 0
94 /* COMPILER(MINGW) - MinGW GCC */
95 /* COMPILER(MINGW64) - mingw-w64 GCC - only used as additional check to exclude mingw.org specific functions */
96 #if defined(__MINGW32__)
97 #define WTF_COMPILER_MINGW 1
98 #include <_mingw.h> /* private MinGW header */
99 #if defined(__MINGW64_VERSION_MAJOR) /* best way to check for mingw-w64 vs mingw.org */
100 #define WTF_COMPILER_MINGW64 1
101 #endif /* __MINGW64_VERSION_MAJOR */
102 #endif /* __MINGW32__ */
104 /* COMPILER(WINSCW) - CodeWarrior for Symbian emulator */
105 #if defined(__WINSCW__)
106 #define WTF_COMPILER_WINSCW 1
107 /* cross-compiling, it is not really windows */
112 /* COMPILER(INTEL) - Intel C++ Compiler */
113 #if defined(__INTEL_COMPILER)
114 #define WTF_COMPILER_INTEL 1
117 /* ==== CPU() - the target CPU architecture ==== */
119 /* This also defines CPU(BIG_ENDIAN) or CPU(MIDDLE_ENDIAN) or neither, as appropriate. */
121 /* CPU(ALPHA) - DEC Alpha */
122 #if defined(__alpha__)
123 #define WTF_CPU_ALPHA 1
126 /* CPU(IA64) - Itanium / IA-64 */
127 #if defined(__ia64__)
128 #define WTF_CPU_IA64 1
129 /* 32-bit mode on Itanium */
130 #if !defined(__LP64__)
131 #define WTF_CPU_IA64_32 1
135 /* CPU(MIPS) - MIPS 32-bit */
136 /* Note: Only O32 ABI is tested, so we enable it for O32 ABI for now. */
137 #if (defined(mips) || defined(__mips__) || defined(MIPS) || defined(_MIPS_)) \
139 #define WTF_CPU_MIPS 1
140 #if defined(__MIPSEB__)
141 #define WTF_CPU_BIG_ENDIAN 1
143 #define WTF_MIPS_PIC (defined __PIC__)
144 #define WTF_MIPS_ARCH __mips
145 #define WTF_MIPS_ISA(v) (defined WTF_MIPS_ARCH && WTF_MIPS_ARCH == v)
146 #define WTF_MIPS_ISA_AT_LEAST(v) (defined WTF_MIPS_ARCH && WTF_MIPS_ARCH >= v)
147 #define WTF_MIPS_ARCH_REV __mips_isa_rev
148 #define WTF_MIPS_ISA_REV(v) (defined WTF_MIPS_ARCH_REV && WTF_MIPS_ARCH_REV == v)
149 #define WTF_MIPS_DOUBLE_FLOAT (defined __mips_hard_float && !defined __mips_single_float)
150 #define WTF_MIPS_FP64 (defined __mips_fpr && __mips_fpr == 64)
151 /* MIPS requires allocators to use aligned memory */
152 #define WTF_USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
155 /* CPU(PPC) - PowerPC 32-bit */
156 #if defined(__ppc__) \
157 || defined(__PPC__) \
158 || defined(__powerpc__) \
159 || defined(__powerpc) \
160 || defined(__POWERPC__) \
163 #define WTF_CPU_PPC 1
164 #define WTF_CPU_BIG_ENDIAN 1
167 /* CPU(PPC64) - PowerPC 64-bit */
168 #if defined(__ppc64__) \
169 || defined(__PPC64__)
170 #define WTF_CPU_PPC64 1
171 #define WTF_CPU_BIG_ENDIAN 1
174 /* CPU(SH4) - SuperH SH-4 */
176 #define WTF_CPU_SH4 1
179 /* CPU(SPARC32) - SPARC 32-bit */
180 #if defined(__sparc) && !defined(__arch64__) || defined(__sparcv8)
181 #define WTF_CPU_SPARC32 1
182 #define WTF_CPU_BIG_ENDIAN 1
185 /* CPU(SPARC64) - SPARC 64-bit */
186 #if defined(__sparc__) && defined(__arch64__) || defined (__sparcv9)
187 #define WTF_CPU_SPARC64 1
188 #define WTF_CPU_BIG_ENDIAN 1
191 /* CPU(SPARC) - any SPARC, true for CPU(SPARC32) and CPU(SPARC64) */
192 #if CPU(SPARC32) || CPU(SPARC64)
193 #define WTF_CPU_SPARC 1
196 /* CPU(S390X) - S390 64-bit */
197 #if defined(__s390x__)
198 #define WTF_CPU_S390X 1
199 #define WTF_CPU_BIG_ENDIAN 1
202 /* CPU(S390) - S390 32-bit */
203 #if defined(__s390__)
204 #define WTF_CPU_S390 1
205 #define WTF_CPU_BIG_ENDIAN 1
208 /* CPU(X86) - i386 / x86 32-bit */
209 #if defined(__i386__) \
211 || defined(_M_IX86) \
213 || defined(__THW_INTEL)
214 #define WTF_CPU_X86 1
217 /* CPU(X86_64) - AMD64 / Intel64 / x86_64 64-bit */
218 #if defined(__x86_64__) \
220 #define WTF_CPU_X86_64 1
223 /* CPU(ARM) - ARM, any version*/
225 || defined(__arm__) \
228 #define WTF_CPU_ARM 1
230 #if defined(__ARMEB__) || (COMPILER(RVCT) && defined(__BIG_ENDIAN))
231 #define WTF_CPU_BIG_ENDIAN 1
233 #elif !defined(__ARM_EABI__) \
234 && !defined(__EABI__) \
235 && !defined(__VFP_FP__) \
236 && !defined(_WIN32_WCE) \
238 #define WTF_CPU_MIDDLE_ENDIAN 1
242 #define WTF_ARM_ARCH_AT_LEAST(N) (CPU(ARM) && WTF_ARM_ARCH_VERSION >= N)
244 /* Set WTF_ARM_ARCH_VERSION */
245 #if defined(__ARM_ARCH_4__) \
246 || defined(__ARM_ARCH_4T__) \
247 || defined(__MARM_ARMV4__) \
249 #define WTF_ARM_ARCH_VERSION 4
251 #elif defined(__ARM_ARCH_5__) \
252 || defined(__ARM_ARCH_5T__) \
253 || defined(__MARM_ARMV5__)
254 #define WTF_ARM_ARCH_VERSION 5
256 #elif defined(__ARM_ARCH_5E__) \
257 || defined(__ARM_ARCH_5TE__) \
258 || defined(__ARM_ARCH_5TEJ__)
259 #define WTF_ARM_ARCH_VERSION 5
260 /*ARMv5TE requires allocators to use aligned memory*/
261 #define WTF_USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
263 #elif defined(__ARM_ARCH_6__) \
264 || defined(__ARM_ARCH_6J__) \
265 || defined(__ARM_ARCH_6K__) \
266 || defined(__ARM_ARCH_6Z__) \
267 || defined(__ARM_ARCH_6ZK__) \
268 || defined(__ARM_ARCH_6T2__) \
269 || defined(__ARMV6__)
270 #define WTF_ARM_ARCH_VERSION 6
272 #elif defined(__ARM_ARCH_7A__) \
273 || defined(__ARM_ARCH_7R__)
274 #define WTF_ARM_ARCH_VERSION 7
276 /* RVCT sets _TARGET_ARCH_ARM */
277 #elif defined(__TARGET_ARCH_ARM)
278 #define WTF_ARM_ARCH_VERSION __TARGET_ARCH_ARM
280 #if defined(__TARGET_ARCH_5E) \
281 || defined(__TARGET_ARCH_5TE) \
282 || defined(__TARGET_ARCH_5TEJ)
283 /*ARMv5TE requires allocators to use aligned memory*/
284 #define WTF_USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
288 #define WTF_ARM_ARCH_VERSION 0
292 /* Set WTF_THUMB_ARCH_VERSION */
293 #if defined(__ARM_ARCH_4T__)
294 #define WTF_THUMB_ARCH_VERSION 1
296 #elif defined(__ARM_ARCH_5T__) \
297 || defined(__ARM_ARCH_5TE__) \
298 || defined(__ARM_ARCH_5TEJ__)
299 #define WTF_THUMB_ARCH_VERSION 2
301 #elif defined(__ARM_ARCH_6J__) \
302 || defined(__ARM_ARCH_6K__) \
303 || defined(__ARM_ARCH_6Z__) \
304 || defined(__ARM_ARCH_6ZK__) \
305 || defined(__ARM_ARCH_6M__)
306 #define WTF_THUMB_ARCH_VERSION 3
308 #elif defined(__ARM_ARCH_6T2__) \
309 || defined(__ARM_ARCH_7__) \
310 || defined(__ARM_ARCH_7A__) \
311 || defined(__ARM_ARCH_7R__) \
312 || defined(__ARM_ARCH_7M__)
313 #define WTF_THUMB_ARCH_VERSION 4
315 /* RVCT sets __TARGET_ARCH_THUMB */
316 #elif defined(__TARGET_ARCH_THUMB)
317 #define WTF_THUMB_ARCH_VERSION __TARGET_ARCH_THUMB
320 #define WTF_THUMB_ARCH_VERSION 0
324 /* CPU(ARMV5_OR_LOWER) - ARM instruction set v5 or earlier */
325 /* On ARMv5 and below the natural alignment is required.
326 And there are some other differences for v5 or earlier. */
327 #if !defined(ARMV5_OR_LOWER) && !WTF_ARM_ARCH_AT_LEAST(6)
328 #define WTF_CPU_ARMV5_OR_LOWER 1
332 /* CPU(ARM_TRADITIONAL) - Thumb2 is not available, only traditional ARM (v4 or greater) */
333 /* CPU(ARM_THUMB2) - Thumb2 instruction set is available */
334 /* Only one of these will be defined. */
335 #if !defined(WTF_CPU_ARM_TRADITIONAL) && !defined(WTF_CPU_ARM_THUMB2)
336 # if defined(thumb2) || defined(__thumb2__) \
337 || ((defined(__thumb) || defined(__thumb__)) && WTF_THUMB_ARCH_VERSION == 4)
338 # define WTF_CPU_ARM_TRADITIONAL 0
339 # define WTF_CPU_ARM_THUMB2 1
340 # elif WTF_ARM_ARCH_AT_LEAST(4)
341 # define WTF_CPU_ARM_TRADITIONAL 1
342 # define WTF_CPU_ARM_THUMB2 0
344 # error "Not supported ARM architecture"
346 #elif CPU(ARM_TRADITIONAL) && CPU(ARM_THUMB2) /* Sanity Check */
347 # error "Cannot use both of WTF_CPU_ARM_TRADITIONAL and WTF_CPU_ARM_THUMB2 platforms"
348 #endif /* !defined(WTF_CPU_ARM_TRADITIONAL) && !defined(WTF_CPU_ARM_THUMB2) */
352 #if CPU(ARM) || CPU(MIPS)
353 #define WTF_CPU_NEEDS_ALIGNED_ACCESS 1
356 /* ==== OS() - underlying operating system; only to be used for mandated low-level services like
357 virtual memory, not to choose a GUI toolkit ==== */
359 /* OS(ANDROID) - Android */
361 #define WTF_OS_ANDROID 1
369 /* OS(DARWIN) - Any Darwin-based OS, including Mac OS X and iPhone OS */
371 #define WTF_OS_DARWIN 1
373 /* FIXME: BUILDING_ON_.., and TARGETING... macros should be folded into the OS() system */
374 #include <AvailabilityMacros.h>
375 #if !defined(MAC_OS_X_VERSION_10_5) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5
376 #define BUILDING_ON_TIGER 1
377 #elif !defined(MAC_OS_X_VERSION_10_6) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
378 #define BUILDING_ON_LEOPARD 1
379 #elif !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
380 #define BUILDING_ON_SNOW_LEOPARD 1
382 #if !defined(MAC_OS_X_VERSION_10_5) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
383 #define TARGETING_TIGER 1
384 #elif !defined(MAC_OS_X_VERSION_10_6) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_6
385 #define TARGETING_LEOPARD 1
386 #elif !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_7
387 #define TARGETING_SNOW_LEOPARD 1
389 #include <TargetConditionals.h>
394 /* OS(MAC_OS_X) - Mac OS X (not including iOS) */
395 #if OS(DARWIN) && ((defined(TARGET_OS_EMBEDDED) && TARGET_OS_EMBEDDED) \
396 || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) \
397 || (defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR))
399 #elif OS(DARWIN) && defined(TARGET_OS_MAC) && TARGET_OS_MAC
400 #define WTF_OS_MAC_OS_X 1
403 /* OS(FREEBSD) - FreeBSD */
404 #if defined(__FreeBSD__) || defined(__DragonFly__)
405 #define WTF_OS_FREEBSD 1
408 /* OS(HAIKU) - Haiku */
410 #define WTF_OS_HAIKU 1
413 /* OS(LINUX) - Linux */
415 #define WTF_OS_LINUX 1
418 /* OS(NETBSD) - NetBSD */
419 #if defined(__NetBSD__)
420 #define WTF_OS_NETBSD 1
423 /* OS(OPENBSD) - OpenBSD */
425 #define WTF_OS_OPENBSD 1
429 #if defined(__QNXNTO__)
433 /* OS(SOLARIS) - Solaris */
434 #if defined(sun) || defined(__sun)
435 #define WTF_OS_SOLARIS 1
438 /* OS(WINCE) - Windows CE; note that for this platform OS(WINDOWS) is also defined */
439 #if defined(_WIN32_WCE)
440 #define WTF_OS_WINCE 1
443 /* OS(WINDOWS) - Any version of Windows */
444 #if defined(WIN32) || defined(_WIN32)
445 #define WTF_OS_WINDOWS 1
448 /* OS(SYMBIAN) - Symbian */
449 #if defined (__SYMBIAN32__)
450 #define WTF_OS_SYMBIAN 1
453 /* OS(UNIX) - Any Unix-like system */
468 #define WTF_OS_UNIX 1
471 /* Operating environments */
473 /* FIXME: these are all mixes of OS, operating environment and policy choices. */
474 /* PLATFORM(CHROMIUM) */
478 /* PLATFORM(HAIKU) */
481 #if defined(BUILDING_CHROMIUM__)
482 #define WTF_PLATFORM_CHROMIUM 1
483 #elif defined(BUILDING_QT__)
484 #define WTF_PLATFORM_QT 1
485 #elif defined(BUILDING_WX__)
486 #define WTF_PLATFORM_WX 1
487 #elif defined(BUILDING_GTK__)
488 #define WTF_PLATFORM_GTK 1
489 #elif defined(BUILDING_HAIKU__)
490 #define WTF_PLATFORM_HAIKU 1
491 #elif defined(BUILDING_BREWMP__)
492 #define WTF_PLATFORM_BREWMP 1
493 #if defined(AEE_SIMULATOR)
494 #define WTF_PLATFORM_BREWMP_SIMULATOR 1
496 #define WTF_PLATFORM_BREWMP_SIMULATOR 0
498 #undef WTF_OS_WINDOWS
499 #undef WTF_PLATFORM_WIN
501 #define WTF_PLATFORM_MAC 1
503 #define WTF_PLATFORM_WIN 1
507 /* FIXME: this is sometimes used as an OS switch and sometimes for higher-level things */
508 #if (defined(TARGET_OS_EMBEDDED) && TARGET_OS_EMBEDDED) || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE)
509 #define WTF_PLATFORM_IOS 1
512 /* PLATFORM(IOS_SIMULATOR) */
513 #if defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR
514 #define WTF_PLATFORM_IOS 1
515 #define WTF_PLATFORM_IOS_SIMULATOR 1
517 #define WTF_PLATFORM_IOS_SIMULATOR 0
520 #if !defined(WTF_PLATFORM_IOS)
521 #define WTF_PLATFORM_IOS 0
524 /* PLATFORM(ANDROID) */
525 /* FIXME: this is sometimes used as an OS() switch, and other times to drive
528 #define WTF_PLATFORM_ANDROID 1
531 /* Graphics engines */
533 /* PLATFORM(CG) and PLATFORM(CI) */
534 #if PLATFORM(MAC) || PLATFORM(IOS)
535 #define WTF_PLATFORM_CG 1
537 #if PLATFORM(MAC) || PLATFORM(IOS) || (PLATFORM(WIN) && PLATFORM(CG))
538 #define WTF_PLATFORM_CA 1
541 /* USE(SKIA) for Win/Linux, CG for Mac */
542 #if PLATFORM(CHROMIUM)
544 #define WTF_PLATFORM_CG 1
545 #define WTF_USE_ATSUI 1
546 #define WTF_USE_CORE_TEXT 1
547 #define WTF_USE_ICCJPEG 1
549 #define WTF_USE_SKIA 1
550 #define WTF_USE_CHROMIUM_NET 1
555 #define WTF_USE_SKIA 1
559 #define WTF_PLATFORM_CAIRO 1
565 #define WTF_USE_MERSENNE_TWISTER_19937 1
568 #if (PLATFORM(GTK) || PLATFORM(IOS) || PLATFORM(MAC) || PLATFORM(WIN) || (PLATFORM(QT) && OS(DARWIN) && !ENABLE(SINGLE_THREADED))) && !defined(ENABLE_JSC_MULTIPLE_THREADS)
569 #define ENABLE_JSC_MULTIPLE_THREADS 1
572 /* On Windows, use QueryPerformanceCounter by default */
574 #define WTF_USE_QUERY_PERFORMANCE_COUNTER 1
577 #if OS(WINCE) && !PLATFORM(QT)
578 #define NOMINMAX /* Windows min and max conflict with standard macros */
579 #define NOSHLWAPI /* shlwapi.h not available on WinCe */
581 /* MSDN documentation says these functions are provided with uspce.lib. But we cannot find this file. */
582 #define __usp10__ /* disable "usp10.h" */
584 #define _INC_ASSERT /* disable "assert.h" */
587 #endif /* OS(WINCE) && !PLATFORM(QT) */
590 #define WTF_USE_QT4_UNICODE 1
592 #define WTF_USE_WINCE_UNICODE 1
593 #elif PLATFORM(BREWMP)
594 #define WTF_USE_BREWMP_UNICODE 1
596 /* The GTK+ Unicode backend is configurable */
598 #define WTF_USE_ICU_UNICODE 1
601 #if !PLATFORM(CHROMIUM) /* Chromium controls this macro with a gyp define */
602 #define WTF_USE_BUILTIN_UTF8_CODEC 1
605 #if PLATFORM(MAC) && !PLATFORM(IOS)
606 #if !defined(BUILDING_ON_LEOPARD) && !defined(BUILDING_ON_TIGER) && CPU(X86_64)
607 #define WTF_USE_PLUGIN_HOST_PROCESS 1
609 #if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD) && !defined(BUILDING_ON_SNOW_LEOPARD)
610 #define ENABLE_GESTURE_EVENTS 1
611 #define ENABLE_RUBBER_BANDING 1
612 #define WTF_USE_WK_SCROLLBAR_PAINTER 1
614 #if !defined(ENABLE_JAVA_BRIDGE)
615 #define ENABLE_JAVA_BRIDGE 1
617 #if !defined(ENABLE_DASHBOARD_SUPPORT)
618 #define ENABLE_DASHBOARD_SUPPORT 1
621 #define WTF_USE_PTHREADS 1
622 #define HAVE_PTHREAD_RWLOCK 1
623 #define HAVE_READLINE 1
624 #define HAVE_RUNLOOP_TIMER 1
625 #define ENABLE_FULLSCREEN_API 1
626 #define ENABLE_SMOOTH_SCROLLING 1
627 #define ENABLE_WEB_ARCHIVE 1
628 #endif /* PLATFORM(MAC) && !PLATFORM(IOS) */
631 #define WTF_USE_CARBON_SECURE_INPUT_MODE 1
634 #if PLATFORM(CHROMIUM) && OS(DARWIN)
636 #define WTF_USE_PTHREADS 1
637 #define HAVE_PTHREAD_RWLOCK 1
638 #define WTF_USE_CARBON_SECURE_INPUT_MODE 1
642 #define ENABLE_SINGLE_THREADED 1
645 #if PLATFORM(QT) && OS(DARWIN)
649 #if OS(DARWIN) && !defined(BUILDING_ON_TIGER) && !PLATFORM(GTK) && !PLATFORM(QT)
650 #define ENABLE_PURGEABLE_MEMORY 1
654 #define ENABLE_CONTEXT_MENUS 0
655 #define ENABLE_DRAG_SUPPORT 0
656 #define ENABLE_DATA_TRANSFER_ITEMS 0
657 #define ENABLE_FTPDIR 1
658 #define ENABLE_GEOLOCATION 1
659 #define ENABLE_ICONDATABASE 0
660 #define ENABLE_INSPECTOR 0
661 #define ENABLE_JAVA_BRIDGE 0
662 #define ENABLE_NETSCAPE_PLUGIN_API 0
663 #define ENABLE_ORIENTATION_EVENTS 1
664 #define ENABLE_REPAINT_THROTTLING 1
665 #define HAVE_READLINE 1
667 #define WTF_USE_PTHREADS 1
668 #define HAVE_PTHREAD_RWLOCK 1
669 #define ENABLE_WEB_ARCHIVE 1
672 #if PLATFORM(ANDROID)
673 #define WTF_USE_PTHREADS 1
674 #define WTF_PLATFORM_SGL 1
675 #define USE_SYSTEM_MALLOC 1
676 #define ENABLE_JAVA_BRIDGE 1
677 #define LOG_DISABLED 1
678 /* Prevents Webkit from drawing the caret in textfields and textareas
679 This prevents unnecessary invals. */
680 #define ENABLE_TEXT_CARET 1
681 #define ENABLE_JAVASCRIPT_DEBUGGER 0
682 #if !defined(ENABLE_JIT) && !ENABLE(ANDROID_JSC_JIT)
687 #if PLATFORM(WIN) && !OS(WINCE)
689 #define WTF_USE_PTHREADS 0
692 #if PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(CHROMIUM) && !defined(WIN_CAIRO)
693 #define WTF_USE_CFNETWORK 1
696 #if USE(CFNETWORK) || PLATFORM(MAC)
697 #define WTF_USE_CFURLCACHE 1
700 #if PLATFORM(WIN) && !OS(WINCE) && !PLATFORM(CHROMIUM) && !PLATFORM(QT)
701 #define ENABLE_WEB_ARCHIVE 1
705 #define ENABLE_ASSEMBLER 1
706 #define ENABLE_GLOBAL_FASTMALLOC_NEW 0
709 #ifndef BUILDING_ON_TIGER
710 #define WTF_USE_CORE_TEXT 1
711 #define ENABLE_WEB_ARCHIVE 1
713 #define WTF_USE_ATSUI 1
720 #define WTF_USE_PTHREADS 1
721 #define HAVE_PTHREAD_RWLOCK 1
726 #define HAVE_POSIX_MEMALIGN 1
727 #define WTF_USE_CURL 1
728 #define WTF_USE_PTHREADS 1
729 #define HAVE_PTHREAD_RWLOCK 1
730 #define USE_SYSTEM_MALLOC 1
731 #define ENABLE_NETSCAPE_PLUGIN_API 0
735 #define USE_SYSTEM_MALLOC 1
738 #if PLATFORM(BREWMP_SIMULATOR)
742 #if !defined(HAVE_ACCESSIBILITY)
743 #if PLATFORM(IOS) || PLATFORM(MAC) || PLATFORM(WIN) || PLATFORM(GTK) || PLATFORM(CHROMIUM)
744 #define HAVE_ACCESSIBILITY 1
746 #endif /* !defined(HAVE_ACCESSIBILITY) */
748 #if OS(UNIX) && !OS(SYMBIAN)
749 #define HAVE_SIGNAL_H 1
752 #if !defined(HAVE_STRNSTR)
753 #if OS(DARWIN) || OS(FREEBSD)
754 #define HAVE_STRNSTR 1
758 #if !OS(WINDOWS) && !OS(SOLARIS) && !OS(QNX) \
759 && !OS(SYMBIAN) && !OS(HAIKU) && !OS(RVCT) \
760 && !OS(ANDROID) && !PLATFORM(BREWMP)
761 #define HAVE_TM_GMTOFF 1
762 #define HAVE_TM_ZONE 1
763 #define HAVE_TIMEGM 1
768 #define HAVE_ERRNO_H 1
769 #define HAVE_LANGINFO_H 1
771 #define HAVE_MERGESORT 1
773 #define HAVE_STRINGS_H 1
774 #define HAVE_SYS_PARAM_H 1
775 #define HAVE_SYS_TIME_H 1
776 #define HAVE_SYS_TIMEB_H 1
778 #if !defined(TARGETING_TIGER) && !defined(TARGETING_LEOPARD)
780 #define HAVE_DISPATCH_H 1
781 #define HAVE_HOSTED_CORE_ANIMATION 1
784 #define HAVE_MADV_FREE_REUSE 1
785 #define HAVE_MADV_FREE 1
786 #define HAVE_PTHREAD_SETNAME_NP 1
792 #define HAVE_MADV_FREE 1
798 #define HAVE_ERRNO_H 0
800 #define HAVE_SYS_TIMEB_H 1
801 #define HAVE_ALIGNED_MALLOC 1
802 #define HAVE_ISDEBUGGERPRESENT 1
804 #define HAVE_VIRTUALALLOC 1
808 #define HAVE_ERRNO_H 1
812 #define HAVE_SYS_TIME_H 1
813 #define HAVE_STRINGS_H 1
816 #define HAVE_SYS_PARAM_H 1
819 #elif PLATFORM(BREWMP)
821 #define HAVE_ERRNO_H 1
825 #define HAVE_ERRNO_H 1
828 #define HAVE_STRINGS_H 1
829 #define HAVE_SYS_PARAM_H 1
830 #define HAVE_SYS_TIME_H 1
834 #define HAVE_ERRNO_H 1
835 #define HAVE_LANGINFO_H 0
838 #define HAVE_STRINGS_H 1
839 #define HAVE_SYS_PARAM_H 1
840 #define HAVE_SYS_TIME_H 1
844 /* FIXME: is this actually used or do other platforms generate their own config.h? */
846 #define HAVE_ERRNO_H 1
847 /* As long as Haiku doesn't have a complete support of locale this will be disabled. */
849 #define HAVE_LANGINFO_H 1
853 #define HAVE_STRINGS_H 1
854 #define HAVE_SYS_PARAM_H 1
855 #define HAVE_SYS_TIME_H 1
859 /* ENABLE macro defaults */
862 /* We must not customize the global operator new and delete for the Qt port. */
863 #define ENABLE_GLOBAL_FASTMALLOC_NEW 0
864 #if !OS(UNIX) || OS(SYMBIAN)
865 #define USE_SYSTEM_MALLOC 1
869 /* fastMalloc match validation allows for runtime verification that
870 new is matched by delete, fastMalloc is matched by fastFree, etc. */
871 #if !defined(ENABLE_FAST_MALLOC_MATCH_VALIDATION)
872 #define ENABLE_FAST_MALLOC_MATCH_VALIDATION 0
875 #if !defined(ENABLE_ICONDATABASE)
876 #define ENABLE_ICONDATABASE 1
879 #if !defined(ENABLE_DATABASE)
880 #define ENABLE_DATABASE 1
883 #if !defined(ENABLE_JAVASCRIPT_DEBUGGER)
884 #define ENABLE_JAVASCRIPT_DEBUGGER 1
887 #if !defined(ENABLE_FTPDIR)
888 #define ENABLE_FTPDIR 1
891 #if !defined(ENABLE_CONTEXT_MENUS)
892 #define ENABLE_CONTEXT_MENUS 1
895 #if !defined(ENABLE_DRAG_SUPPORT)
896 #define ENABLE_DRAG_SUPPORT 1
899 #if !defined(ENABLE_DATA_TRANSFER_ITEMS)
900 #define ENABLE_DATA_TRANSFER_ITEMS 0
903 #if !defined(ENABLE_DASHBOARD_SUPPORT)
904 #define ENABLE_DASHBOARD_SUPPORT 0
907 #if !defined(ENABLE_INSPECTOR)
908 #define ENABLE_INSPECTOR 1
911 #if !defined(ENABLE_JAVA_BRIDGE)
912 #define ENABLE_JAVA_BRIDGE 0
915 #if !defined(ENABLE_NETSCAPE_PLUGIN_API)
916 #define ENABLE_NETSCAPE_PLUGIN_API 1
919 #if !defined(ENABLE_NETSCAPE_PLUGIN_METADATA_CACHE)
920 #define ENABLE_NETSCAPE_PLUGIN_METADATA_CACHE 0
923 #if !defined(ENABLE_PURGEABLE_MEMORY)
924 #define ENABLE_PURGEABLE_MEMORY 0
927 #if !defined(WTF_USE_PLUGIN_HOST_PROCESS)
928 #define WTF_USE_PLUGIN_HOST_PROCESS 0
931 #if !defined(ENABLE_ORIENTATION_EVENTS)
932 #define ENABLE_ORIENTATION_EVENTS 0
935 #if !defined(ENABLE_OPCODE_STATS)
936 #define ENABLE_OPCODE_STATS 0
939 #if !defined(ENABLE_GLOBAL_FASTMALLOC_NEW)
940 #define ENABLE_GLOBAL_FASTMALLOC_NEW 1
943 #define ENABLE_DEBUG_WITH_BREAKPOINT 0
944 #define ENABLE_SAMPLING_COUNTERS 0
945 #define ENABLE_SAMPLING_FLAGS 0
946 #define ENABLE_OPCODE_SAMPLING 0
947 #define ENABLE_CODEBLOCK_SAMPLING 0
948 #if ENABLE(CODEBLOCK_SAMPLING) && !ENABLE(OPCODE_SAMPLING)
949 #error "CODEBLOCK_SAMPLING requires OPCODE_SAMPLING"
951 #if ENABLE(OPCODE_SAMPLING) || ENABLE(SAMPLING_FLAGS)
952 #define ENABLE_SAMPLING_THREAD 1
955 #if !defined(ENABLE_GEOLOCATION)
956 #define ENABLE_GEOLOCATION 0
959 #if !defined(ENABLE_NOTIFICATIONS)
960 #define ENABLE_NOTIFICATIONS 0
964 #define ENABLE_TEXT_CARET 0
967 #if !defined(ENABLE_TEXT_CARET)
968 #define ENABLE_TEXT_CARET 1
971 #if !defined(ENABLE_ON_FIRST_TEXTAREA_FOCUS_SELECT_ALL)
972 #define ENABLE_ON_FIRST_TEXTAREA_FOCUS_SELECT_ALL 0
975 #if !defined(ENABLE_FULLSCREEN_API)
976 #define ENABLE_FULLSCREEN_API 0
979 #if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32_64)
980 #if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS))) \
981 || (CPU(IA64) && !CPU(IA64_32)) \
986 #define WTF_USE_JSVALUE64 1
988 #define WTF_USE_JSVALUE32_64 1
990 #endif /* !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32_64) */
992 #if !defined(ENABLE_REPAINT_THROTTLING)
993 #define ENABLE_REPAINT_THROTTLING 0
996 /* Disable the JIT on versions of GCC prior to 4.1 */
997 #if !defined(ENABLE_JIT) && COMPILER(GCC) && !GCC_VERSION_AT_LEAST(4, 1, 0)
1001 /* JIT is not implemented for 64 bit on MSVC */
1002 #if !defined(ENABLE_JIT) && COMPILER(MSVC) && CPU(X86_64)
1003 #define ENABLE_JIT 0
1006 /* The JIT is enabled by default on all x86, x64-64, ARM & MIPS platforms. */
1007 #if !defined(ENABLE_JIT) \
1008 && (CPU(X86) || CPU(X86_64) || CPU(ARM) || CPU(MIPS)) \
1009 && (OS(DARWIN) || !COMPILER(GCC) || GCC_VERSION_AT_LEAST(4, 1, 0)) \
1011 #define ENABLE_JIT 1
1014 /* Ensure that either the JIT or the interpreter has been enabled. */
1015 #if !defined(ENABLE_INTERPRETER) && !ENABLE(JIT)
1016 #define ENABLE_INTERPRETER 1
1018 #if !(ENABLE(JIT) || ENABLE(INTERPRETER))
1019 #error You have to have at least one execution model enabled to build JSC
1022 /* Configure the JIT */
1025 #if !defined(ENABLE_JIT_USE_SOFT_MODULO) && WTF_ARM_ARCH_AT_LEAST(5)
1026 #define ENABLE_JIT_USE_SOFT_MODULO 1
1030 #ifndef ENABLE_JIT_OPTIMIZE_CALL
1031 #define ENABLE_JIT_OPTIMIZE_CALL 1
1033 #ifndef ENABLE_JIT_OPTIMIZE_NATIVE_CALL
1034 #define ENABLE_JIT_OPTIMIZE_NATIVE_CALL 1
1036 #ifndef ENABLE_JIT_OPTIMIZE_PROPERTY_ACCESS
1037 #define ENABLE_JIT_OPTIMIZE_PROPERTY_ACCESS 1
1039 #ifndef ENABLE_JIT_OPTIMIZE_METHOD_CALLS
1040 #define ENABLE_JIT_OPTIMIZE_METHOD_CALLS 1
1044 #if CPU(X86) && COMPILER(MSVC)
1045 #define JSC_HOST_CALL __fastcall
1046 #elif CPU(X86) && COMPILER(GCC)
1047 #define JSC_HOST_CALL __attribute__ ((fastcall))
1049 #define JSC_HOST_CALL
1052 /* Configure the interpreter */
1053 #if COMPILER(GCC) || (RVCT_VERSION_AT_LEAST(4, 0, 0, 0) && defined(__GNUC__))
1054 #define HAVE_COMPUTED_GOTO 1
1056 #if HAVE(COMPUTED_GOTO) && ENABLE(INTERPRETER)
1057 #define ENABLE_COMPUTED_GOTO_INTERPRETER 1
1060 /* Regular Expression Tracing - Set to 1 to trace RegExp's in jsc. Results dumped at exit */
1061 #define ENABLE_REGEXP_TRACING 0
1063 /* Yet Another Regex Runtime - turned on by default for JIT enabled ports. */
1064 #if PLATFORM(CHROMIUM)
1065 #define ENABLE_YARR_JIT 0
1067 #elif ENABLE(JIT) && !defined(ENABLE_YARR_JIT)
1068 #define ENABLE_YARR_JIT 1
1070 /* Setting this flag compares JIT results with interpreter results. */
1071 #define ENABLE_YARR_JIT_DEBUG 0
1074 #if ENABLE(JIT) || ENABLE(YARR_JIT)
1075 #define ENABLE_ASSEMBLER 1
1077 /* Setting this flag prevents the assembler from using RWX memory; this may improve
1078 security but currectly comes at a significant performance cost. */
1080 #define ENABLE_ASSEMBLER_WX_EXCLUSIVE 1
1083 /* Pick which allocator to use; we only need an executable allocator if the assembler is compiled in.
1084 On x86-64 we use a single fixed mmap, on other platforms we mmap on demand. */
1085 #if ENABLE(ASSEMBLER)
1087 #define ENABLE_EXECUTABLE_ALLOCATOR_FIXED 1
1089 #define ENABLE_EXECUTABLE_ALLOCATOR_DEMAND 1
1093 #if !defined(ENABLE_PAN_SCROLLING) && OS(WINDOWS)
1094 #define ENABLE_PAN_SCROLLING 1
1097 #if !defined(ENABLE_SMOOTH_SCROLLING)
1098 #define ENABLE_SMOOTH_SCROLLING 0
1101 #if !defined(ENABLE_WEB_ARCHIVE)
1102 #define ENABLE_WEB_ARCHIVE 0
1105 /* Use the QXmlStreamReader implementation for XMLDocumentParser */
1106 /* Use the QXmlQuery implementation for XSLTProcessor */
1108 #define WTF_USE_QXMLSTREAM 1
1109 #define WTF_USE_QXMLQUERY 1
1113 /* Complex text framework */
1114 #if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
1115 #define WTF_USE_ATSUI 0
1116 #define WTF_USE_CORE_TEXT 1
1118 #define WTF_USE_ATSUI 1
1119 #define WTF_USE_CORE_TEXT 0
1123 /* Accelerated compositing */
1124 #if (PLATFORM(MAC) && !defined(BUILDING_ON_TIGER)) || PLATFORM(IOS) || PLATFORM(QT) || (PLATFORM(WIN) && !OS(WINCE) &&!defined(WIN_CAIRO))
1125 #define WTF_USE_ACCELERATED_COMPOSITING 1
1128 #if (PLATFORM(MAC) && !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)) || PLATFORM(IOS)
1129 #define WTF_USE_PROTECTION_SPACE_AUTH_CALLBACK 1
1133 #define WARN_UNUSED_RETURN __attribute__ ((warn_unused_result))
1135 #define WARN_UNUSED_RETURN
1138 #if !ENABLE(NETSCAPE_PLUGIN_API) || (ENABLE(NETSCAPE_PLUGIN_API) && ((OS(UNIX) && (PLATFORM(QT) || PLATFORM(WX))) || PLATFORM(GTK)))
1139 #define ENABLE_PLUGIN_PACKAGE_SIMPLE_HASH 1
1142 /* Set up a define for a common error that is intended to cause a build error -- thus the space after Error. */
1143 #define WTF_PLATFORM_CFNETWORK Error USE_macro_should_be_used_with_CFNETWORK
1145 #define ENABLE_JSC_ZOMBIES 0
1147 /* FIXME: Eventually we should enable this for all platforms and get rid of the define. */
1148 #if PLATFORM(MAC) || PLATFORM(WIN) || PLATFORM(QT)
1149 #define WTF_USE_PLATFORM_STRATEGIES 1
1153 #define WTF_USE_CROSS_PLATFORM_CONTEXT_MENUS 1
1156 /* Geolocation request policy. pre-emptive policy is to acquire user permission before acquiring location.
1157 Client based implementations will have option to choose between pre-emptive and nonpre-emptive permission policy.
1158 pre-emptive permission policy is enabled by default for all client-based implementations. */
1159 #if ENABLE(CLIENT_BASED_GEOLOCATION)
1160 #define WTF_USE_PREEMPT_GEOLOCATION_PERMISSION 1
1164 #define ENABLE_BRANCH_COMPACTION 1
1167 #if ENABLE(GLIB_SUPPORT)
1168 #include "GTypedefs.h"
1171 #endif /* WTF_Platform_h */