1/*
2 * Copyright (C) 2006-2009, 2013-2015 Apple Inc. All rights reserved.
3 * Copyright (C) 2007-2009 Torch Mobile, Inc.
4 * Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
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.
14 *
15 * THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
26 */
27
28#ifndef WTF_Platform_h
29#define WTF_Platform_h
30
31/* Include compiler specific macros */
32#include <wtf/Compiler.h>
33
34/* ==== PLATFORM handles OS, operating environment, graphics API, and
35 CPU. This macro will be phased out in favor of platform adaptation
36 macros, policy decision macros, and top-level port definitions. ==== */
37#define PLATFORM(WTF_FEATURE) (defined WTF_PLATFORM_##WTF_FEATURE && WTF_PLATFORM_##WTF_FEATURE)
38
39
40/* ==== Platform adaptation macros: these describe properties of the target environment. ==== */
41
42/* CPU() - the target CPU architecture */
43#define CPU(WTF_FEATURE) (defined WTF_CPU_##WTF_FEATURE && WTF_CPU_##WTF_FEATURE)
44/* HAVE() - specific system features (headers, functions or similar) that are present or not */
45#define HAVE(WTF_FEATURE) (defined HAVE_##WTF_FEATURE && HAVE_##WTF_FEATURE)
46/* OS() - underlying operating system; only to be used for mandated low-level services like
47 virtual memory, not to choose a GUI toolkit */
48#define OS(WTF_FEATURE) (defined WTF_OS_##WTF_FEATURE && WTF_OS_##WTF_FEATURE)
49
50
51/* ==== Policy decision macros: these define policy choices for a particular port. ==== */
52
53/* USE() - use a particular third-party library or optional OS service */
54#define USE(WTF_FEATURE) (defined USE_##WTF_FEATURE && USE_##WTF_FEATURE)
55/* ENABLE() - turn on a specific feature of WebKit */
56#define ENABLE(WTF_FEATURE) (defined ENABLE_##WTF_FEATURE && ENABLE_##WTF_FEATURE)
57
58
59/* ==== CPU() - the target CPU architecture ==== */
60
61/* This also defines CPU(BIG_ENDIAN) or CPU(MIDDLE_ENDIAN) or neither, as appropriate. */
62
63/* CPU(ALPHA) - DEC Alpha */
64#if defined(__alpha__)
65#define WTF_CPU_ALPHA 1
66#endif
67
68/* CPU(HPPA) - HP PA-RISC */
69#if defined(__hppa__) || defined(__hppa64__)
70#define WTF_CPU_HPPA 1
71#define WTF_CPU_BIG_ENDIAN 1
72#endif
73
74/* CPU(IA64) - Itanium / IA-64 */
75#if defined(__ia64__)
76#define WTF_CPU_IA64 1
77/* 32-bit mode on Itanium */
78#if !defined(__LP64__)
79#define WTF_CPU_IA64_32 1
80#endif
81#endif
82
83/* CPU(MIPS) - MIPS 32-bit and 64-bit */
84#if (defined(mips) || defined(__mips__) || defined(MIPS) || defined(_MIPS_) || defined(__mips64))
85#if defined(_ABI64) && (_MIPS_SIM == _ABI64)
86#define WTF_CPU_MIPS64 1
87#define WTF_MIPS_ARCH __mips64
88#else
89#define WTF_CPU_MIPS 1
90#define WTF_MIPS_ARCH __mips
91#endif
92#if defined(__MIPSEB__)
93#define WTF_CPU_BIG_ENDIAN 1
94#endif
95#define WTF_MIPS_PIC (defined __PIC__)
96#define WTF_MIPS_ISA(v) (defined WTF_MIPS_ARCH && WTF_MIPS_ARCH == v)
97#define WTF_MIPS_ISA_AT_LEAST(v) (defined WTF_MIPS_ARCH && WTF_MIPS_ARCH >= v)
98#define WTF_MIPS_ARCH_REV __mips_isa_rev
99#define WTF_MIPS_ISA_REV(v) (defined WTF_MIPS_ARCH_REV && WTF_MIPS_ARCH_REV == v)
100#define WTF_MIPS_DOUBLE_FLOAT (defined __mips_hard_float && !defined __mips_single_float)
101#define WTF_MIPS_FP64 (defined __mips_fpr && __mips_fpr == 64)
102/* MIPS requires allocators to use aligned memory */
103#define USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
104#endif /* MIPS */
105
106/* CPU(PPC64) - PowerPC 64-bit Big Endian */
107#if ( defined(__ppc64__) \
108 || defined(__PPC64__)) \
109 && defined(__BYTE_ORDER__) \
110 && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
111#define WTF_CPU_PPC64 1
112#define WTF_CPU_BIG_ENDIAN 1
113#endif
114
115/* CPU(PPC64) - PowerPC 64-bit Little Endian */
116#if ( defined(__ppc64__) \
117 || defined(__PPC64__) \
118 || defined(__ppc64le__) \
119 || defined(__PPC64LE__)) \
120 && defined(__BYTE_ORDER__) \
121 && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
122#define WTF_CPU_PPC64LE 1
123#endif
124
125/* CPU(PPC) - PowerPC 32-bit */
126#if ( defined(__ppc__) \
127 || defined(__PPC__) \
128 || defined(__powerpc__) \
129 || defined(__powerpc) \
130 || defined(__POWERPC__) \
131 || defined(_M_PPC) \
132 || defined(__PPC)) \
133 && !CPU(PPC64) \
134 && defined(__BYTE_ORDER__) \
135 && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
136#define WTF_CPU_PPC 1
137#define WTF_CPU_BIG_ENDIAN 1
138#endif
139
140/* CPU(SH4) - SuperH SH-4 */
141#if defined(__SH4__)
142#define WTF_CPU_SH4 1
143#endif
144
145/* CPU(S390X) - S390 64-bit */
146#if defined(__s390x__)
147#define WTF_CPU_S390X 1
148#define WTF_CPU_BIG_ENDIAN 1
149#endif
150
151/* CPU(S390) - S390 32-bit */
152#if ( defined(__s390__) \
153 && !CPU(S390X))
154#define WTF_CPU_S390 1
155#define WTF_CPU_BIG_ENDIAN 1
156#endif
157
158/* CPU(X86) - i386 / x86 32-bit */
159#if defined(__i386__) \
160 || defined(i386) \
161 || defined(_M_IX86) \
162 || defined(_X86_) \
163 || defined(__THW_INTEL)
164#define WTF_CPU_X86 1
165
166#if defined(__SSE2__) || (defined(_M_IX86_FP) && _M_IX86_FP >= 2)
167#define WTF_CPU_X86_SSE2 1
168#endif
169
170#endif
171
172/* CPU(X86_64) - AMD64 / Intel64 / x86_64 64-bit */
173#if defined(__x86_64__) \
174 || defined(_M_X64)
175#define WTF_CPU_X86_64 1
176#define WTF_CPU_X86_SSE2 1
177#endif
178
179/* CPU(ARM64) - Apple */
180#if (defined(__arm64__) && defined(__APPLE__)) || defined(__aarch64__)
181#define WTF_CPU_ARM64 1
182#endif
183
184/* CPU(ARM) - ARM, any version*/
185#define WTF_ARM_ARCH_AT_LEAST(N) (CPU(ARM) && WTF_ARM_ARCH_VERSION >= N)
186
187#if defined(arm) \
188 || defined(__arm__) \
189 || defined(ARM) \
190 || defined(_ARM_)
191#define WTF_CPU_ARM 1
192
193#if defined(__ARM_PCS_VFP)
194#define WTF_CPU_ARM_HARDFP 1
195#endif
196
197#if defined(__ARMEB__)
198#define WTF_CPU_BIG_ENDIAN 1
199
200#elif !defined(__ARM_EABI__) \
201 && !defined(__EABI__) \
202 && !defined(__VFP_FP__) \
203 && !defined(_WIN32_WCE)
204#define WTF_CPU_MIDDLE_ENDIAN 1
205
206#endif
207
208/* Set WTF_ARM_ARCH_VERSION */
209#if defined(__ARM_ARCH_4__) \
210 || defined(__ARM_ARCH_4T__) \
211 || defined(__MARM_ARMV4__)
212#define WTF_ARM_ARCH_VERSION 4
213
214#elif defined(__ARM_ARCH_5__) \
215 || defined(__ARM_ARCH_5T__) \
216 || defined(__MARM_ARMV5__)
217#define WTF_ARM_ARCH_VERSION 5
218
219#elif defined(__ARM_ARCH_5E__) \
220 || defined(__ARM_ARCH_5TE__) \
221 || defined(__ARM_ARCH_5TEJ__)
222#define WTF_ARM_ARCH_VERSION 5
223/*ARMv5TE requires allocators to use aligned memory*/
224#define USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
225
226#elif defined(__ARM_ARCH_6__) \
227 || defined(__ARM_ARCH_6J__) \
228 || defined(__ARM_ARCH_6K__) \
229 || defined(__ARM_ARCH_6Z__) \
230 || defined(__ARM_ARCH_6ZK__) \
231 || defined(__ARM_ARCH_6T2__) \
232 || defined(__ARMV6__)
233#define WTF_ARM_ARCH_VERSION 6
234
235#elif defined(__ARM_ARCH_7A__) \
236 || defined(__ARM_ARCH_7K__) \
237 || defined(__ARM_ARCH_7R__) \
238 || defined(__ARM_ARCH_7S__)
239#define WTF_ARM_ARCH_VERSION 7
240
241#elif defined(__ARM_ARCH_8__)
242#define WTF_ARM_ARCH_VERSION 8
243
244/* MSVC sets _M_ARM */
245#elif defined(_M_ARM)
246#define WTF_ARM_ARCH_VERSION _M_ARM
247
248/* RVCT sets _TARGET_ARCH_ARM */
249#elif defined(__TARGET_ARCH_ARM)
250#define WTF_ARM_ARCH_VERSION __TARGET_ARCH_ARM
251
252#if defined(__TARGET_ARCH_5E) \
253 || defined(__TARGET_ARCH_5TE) \
254 || defined(__TARGET_ARCH_5TEJ)
255/*ARMv5TE requires allocators to use aligned memory*/
256#define USE_ARENA_ALLOC_ALIGNMENT_INTEGER 1
257#endif
258
259#else
260#define WTF_ARM_ARCH_VERSION 0
261
262#endif
263
264/* Set WTF_THUMB_ARCH_VERSION */
265#if defined(__ARM_ARCH_4T__)
266#define WTF_THUMB_ARCH_VERSION 1
267
268#elif defined(__ARM_ARCH_5T__) \
269 || defined(__ARM_ARCH_5TE__) \
270 || defined(__ARM_ARCH_5TEJ__)
271#define WTF_THUMB_ARCH_VERSION 2
272
273#elif defined(__ARM_ARCH_6J__) \
274 || defined(__ARM_ARCH_6K__) \
275 || defined(__ARM_ARCH_6Z__) \
276 || defined(__ARM_ARCH_6ZK__) \
277 || defined(__ARM_ARCH_6M__)
278#define WTF_THUMB_ARCH_VERSION 3
279
280#elif defined(__ARM_ARCH_6T2__) \
281 || defined(__ARM_ARCH_7__) \
282 || defined(__ARM_ARCH_7A__) \
283 || defined(__ARM_ARCH_7K__) \
284 || defined(__ARM_ARCH_7M__) \
285 || defined(__ARM_ARCH_7R__) \
286 || defined(__ARM_ARCH_7S__)
287#define WTF_THUMB_ARCH_VERSION 4
288
289/* RVCT sets __TARGET_ARCH_THUMB */
290#elif defined(__TARGET_ARCH_THUMB)
291#define WTF_THUMB_ARCH_VERSION __TARGET_ARCH_THUMB
292
293#else
294#define WTF_THUMB_ARCH_VERSION 0
295#endif
296
297
298/* CPU(ARMV5_OR_LOWER) - ARM instruction set v5 or earlier */
299/* On ARMv5 and below the natural alignment is required.
300 And there are some other differences for v5 or earlier. */
301#if !defined(ARMV5_OR_LOWER) && !WTF_ARM_ARCH_AT_LEAST(6)
302#define WTF_CPU_ARMV5_OR_LOWER 1
303#endif
304
305
306/* CPU(ARM_TRADITIONAL) - Thumb2 is not available, only traditional ARM (v4 or greater) */
307/* CPU(ARM_THUMB2) - Thumb2 instruction set is available */
308/* Only one of these will be defined. */
309#if !defined(WTF_CPU_ARM_TRADITIONAL) && !defined(WTF_CPU_ARM_THUMB2)
310# if defined(thumb2) || defined(__thumb2__) \
311 || ((defined(__thumb) || defined(__thumb__)) && WTF_THUMB_ARCH_VERSION == 4)
312# define WTF_CPU_ARM_TRADITIONAL 0
313# define WTF_CPU_ARM_THUMB2 1
314# elif WTF_ARM_ARCH_AT_LEAST(4)
315# define WTF_CPU_ARM_TRADITIONAL 1
316# define WTF_CPU_ARM_THUMB2 0
317# else
318# error "Not supported ARM architecture"
319# endif
320#elif CPU(ARM_TRADITIONAL) && CPU(ARM_THUMB2) /* Sanity Check */
321# error "Cannot use both of WTF_CPU_ARM_TRADITIONAL and WTF_CPU_ARM_THUMB2 platforms"
322#endif /* !defined(WTF_CPU_ARM_TRADITIONAL) && !defined(WTF_CPU_ARM_THUMB2) */
323
324#if defined(__ARM_NEON__) && !defined(WTF_CPU_ARM_NEON)
325#define WTF_CPU_ARM_NEON 1
326#endif
327
328#if CPU(ARM_NEON)
329/* All NEON intrinsics usage can be disabled by this macro. */
330#define HAVE_ARM_NEON_INTRINSICS 1
331#endif
332
333#if (defined(__VFP_FP__) && !defined(__SOFTFP__))
334#define WTF_CPU_ARM_VFP 1
335#endif
336
337#if defined(__ARM_ARCH_7K__)
338#define WTF_CPU_APPLE_ARMV7K 1
339#endif
340
341#if defined(__ARM_ARCH_7S__)
342#define WTF_CPU_APPLE_ARMV7S 1
343#endif
344
345#if defined(__ARM_ARCH_EXT_IDIV__) || CPU(APPLE_ARMV7S)
346#define HAVE_ARM_IDIV_INSTRUCTIONS 1
347#endif
348
349#endif /* ARM */
350
351#if CPU(ARM) || CPU(MIPS) || CPU(SH4)
352#define WTF_CPU_NEEDS_ALIGNED_ACCESS 1
353#endif
354
355/* ==== OS() - underlying operating system; only to be used for mandated low-level services like
356 virtual memory, not to choose a GUI toolkit ==== */
357
358/* OS(AIX) - AIX */
359#ifdef _AIX
360#define WTF_OS_AIX 1
361#endif
362
363/* OS(DARWIN) - Any Darwin-based OS, including Mac OS X and iPhone OS */
364#ifdef __APPLE__
365#define WTF_OS_DARWIN 1
366
367#include <Availability.h>
368#include <AvailabilityMacros.h>
369#include <TargetConditionals.h>
370#endif
371
372/* OS(IOS) - iOS */
373/* OS(MAC_OS_X) - Mac OS X (not including iOS) */
374#if OS(DARWIN) && ((defined(TARGET_OS_EMBEDDED) && TARGET_OS_EMBEDDED) \
375 || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) \
376 || (defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR))
377#define WTF_OS_IOS 1
378#elif OS(DARWIN) && defined(TARGET_OS_MAC) && TARGET_OS_MAC
379#define WTF_OS_MAC_OS_X 1
380#endif
381
382/* OS(FREEBSD) - FreeBSD */
383#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
384#define WTF_OS_FREEBSD 1
385#endif
386
387/* OS(HURD) - GNU/Hurd */
388#ifdef __GNU__
389#define WTF_OS_HURD 1
390#endif
391
392/* OS(LINUX) - Linux */
393#ifdef __linux__
394#define WTF_OS_LINUX 1
395#endif
396
397/* OS(NETBSD) - NetBSD */
398#if defined(__NetBSD__)
399#define WTF_OS_NETBSD 1
400#endif
401
402/* OS(OPENBSD) - OpenBSD */
403#ifdef __OpenBSD__
404#define WTF_OS_OPENBSD 1
405#endif
406
407/* OS(SOLARIS) - Solaris */
408#if defined(sun) || defined(__sun)
409#define WTF_OS_SOLARIS 1
410#endif
411
412/* OS(WINDOWS) - Any version of Windows */
413#if defined(WIN32) || defined(_WIN32)
414#define WTF_OS_WINDOWS 1
415#endif
416
417#define WTF_OS_WIN ERROR "USE WINDOWS WITH OS NOT WIN"
418#define WTF_OS_MAC ERROR "USE MAC_OS_X WITH OS NOT MAC"
419
420/* OS(UNIX) - Any Unix-like system */
421#if OS(AIX) \
422 || OS(DARWIN) \
423 || OS(FREEBSD) \
424 || OS(HURD) \
425 || OS(LINUX) \
426 || OS(NETBSD) \
427 || OS(OPENBSD) \
428 || OS(SOLARIS) \
429 || defined(unix) \
430 || defined(__unix) \
431 || defined(__unix__)
432#define WTF_OS_UNIX 1
433#endif
434
435/* Operating environments */
436
437/* Standard libraries */
438#if defined(HAVE_FEATURES_H) && HAVE_FEATURES_H
439/* If the included features.h is glibc's one, __GLIBC__ is defined. */
440#include <features.h>
441#endif
442
443/* FIXME: these are all mixes of OS, operating environment and policy choices. */
444/* PLATFORM(QT) */
445/* PLATFORM(EFL) */
446/* PLATFORM(GTK) */
447/* PLATFORM(MAC) */
448/* PLATFORM(IOS) */
449/* PLATFORM(IOS_SIMULATOR) */
450/* PLATFORM(WIN) */
451#if defined(BUILDING_QT__)
452#define WTF_PLATFORM_QT 1
453#elif defined(BUILDING_EFL__)
454#define WTF_PLATFORM_EFL 1
455#elif defined(BUILDING_GTK__)
456#define WTF_PLATFORM_GTK 1
457#elif OS(MAC_OS_X)
458#define WTF_PLATFORM_MAC 1
459#elif OS(IOS)
460#define WTF_PLATFORM_IOS 1
461#if defined(TARGET_IPHONE_SIMULATOR) && TARGET_IPHONE_SIMULATOR
462#define WTF_PLATFORM_IOS_SIMULATOR 1
463#endif
464#elif OS(WINDOWS)
465#define WTF_PLATFORM_WIN 1
466#endif
467
468/* PLATFORM(COCOA) */
469#if PLATFORM(MAC) || PLATFORM(IOS)
470#define WTF_PLATFORM_COCOA 1
471#endif
472
473#if PLATFORM(COCOA)
474#if defined __has_include && __has_include(<CoreFoundation/CFPriv.h>)
475#define USE_APPLE_INTERNAL_SDK 1
476#endif
477#endif
478
479/* PLATFORM(APPLETV) */
480#if defined(TARGET_OS_TV) && TARGET_OS_TV
481#define WTF_PLATFORM_APPLETV 1
482#endif
483
484/* PLATFORM(WATCHOS) */
485#if defined(TARGET_OS_WATCH) && TARGET_OS_WATCH
486#define WTF_PLATFORM_WATCHOS 1
487#endif
488
489/* Graphics engines */
490
491/* USE(CG) and PLATFORM(CI) */
492#if PLATFORM(COCOA) || (PLATFORM(WIN) && !USE(WINGDI) && !PLATFORM(WIN_CAIRO))
493#define USE_CG 1
494#endif
495#if PLATFORM(COCOA) || (PLATFORM(WIN) && USE(CG))
496#define USE_CA 1
497#endif
498
499#if PLATFORM(GTK) || PLATFORM(EFL)
500#define USE_CAIRO 1
501#define USE_GLIB 1
502#define USE_FREETYPE 1
503#define USE_HARFBUZZ 1
504#define USE_SOUP 1
505#define USE_WEBP 1
506#endif
507
508#if PLATFORM(EFL)
509#define GLIB_VERSION_MIN_REQUIRED GLIB_VERSION_2_38
510#elif PLATFORM(GTK)
511#define GLIB_VERSION_MIN_REQUIRED GLIB_VERSION_2_36
512#endif
513
514#if PLATFORM(GTK) && !defined(GTK_API_VERSION_2)
515#define GDK_VERSION_MIN_REQUIRED GDK_VERSION_3_6
516#endif
517
518#if USE(SOUP)
519#define SOUP_VERSION_MIN_REQUIRED SOUP_VERSION_2_42
520#endif
521
522/* On Windows, use QueryPerformanceCounter by default */
523#if OS(WINDOWS)
524#define USE_QUERY_PERFORMANCE_COUNTER 1
525#endif
526
527#if PLATFORM(COCOA)
528
529#define USE_CF 1
530#define USE_FOUNDATION 1
531#define USE_NETWORK_CFDATA_ARRAY_CALLBACK 1
532#define ENABLE_USER_MESSAGE_HANDLERS 1
533#define HAVE_OUT_OF_PROCESS_LAYER_HOSTING 1
534#define HAVE_DTRACE 1
535
536#if !PLATFORM(WATCHOS) && !PLATFORM(APPLETV)
537#define HAVE_AVKIT 1
538#define HAVE_PARENTAL_CONTROLS 1
539#endif
540
541#endif
542
543#if PLATFORM(MAC)
544
545#define USE_APPKIT 1
546#define HAVE_RUNLOOP_TIMER 1
547#define HAVE_SEC_IDENTITY 1
548#define HAVE_SEC_KEYCHAIN 1
549
550#if CPU(X86_64)
551#define HAVE_NETWORK_EXTENSION 1
552#define USE_PLUGIN_HOST_PROCESS 1
553#endif
554
555/* OS X defines a series of platform macros for debugging. */
556/* Some of them are really annoying because they use common names (e.g. check()). */
557/* Disable those macros so that we are not limited in how we name methods and functions. */
558#undef __ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES
559#define __ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES 0
560
561#endif /* PLATFORM(MAC) */
562
563#if PLATFORM(IOS)
564
565#define HAVE_NETWORK_EXTENSION 1
566#define HAVE_READLINE 1
567#if USE(APPLE_INTERNAL_SDK)
568#define USE_CFNETWORK 1
569#endif
570#define USE_UIKIT_EDITING 1
571#define USE_WEB_THREAD 1
572
573#if !PLATFORM(WATCHOS) && !PLATFORM(APPLETV)
574#define USE_QUICK_LOOK 1
575#endif
576
577#if TARGET_OS_IOS
578#define HAVE_APP_LINKS 1
579#endif
580
581#if CPU(ARM64)
582#define ENABLE_JIT_CONSTANT_BLINDING 0
583#endif
584
585#if CPU(ARM_NEON)
586#undef HAVE_ARM_NEON_INTRINSICS
587#define HAVE_ARM_NEON_INTRINSICS 0
588#endif
589
590#endif /* PLATFORM(IOS) */
591
592#if PLATFORM(WIN) && !USE(WINGDI)
593#define USE_CF 1
594#endif
595
596#if PLATFORM(WIN) && !USE(WINGDI) && !PLATFORM(WIN_CAIRO)
597#define USE_CFNETWORK 1
598#endif
599
600#if USE(CFNETWORK) || PLATFORM(COCOA)
601#define USE_CFURLCACHE 1
602#endif
603
604#if PLATFORM(QT) && OS(DARWIN)
605#define USE_CF 1
606#endif
607
608#if !defined(HAVE_ACCESSIBILITY)
609#if PLATFORM(COCOA) || PLATFORM(WIN) || PLATFORM(GTK) || PLATFORM(EFL)
610#define HAVE_ACCESSIBILITY 1
611#endif
612#endif /* !defined(HAVE_ACCESSIBILITY) */
613
614#if OS(UNIX)
615#define HAVE_ERRNO_H 1
616#define HAVE_LANGINFO_H 1
617#define HAVE_MMAP 1
618#define HAVE_SIGNAL_H 1
619#define HAVE_STRINGS_H 1
620#define HAVE_SYS_PARAM_H 1
621#define HAVE_SYS_TIME_H 1
622#define USE_PTHREADS 1
623#endif /* OS(UNIX) */
624
625#if (OS(FREEBSD) || OS(OPENBSD)) && !defined(__GLIBC__)
626#define HAVE_PTHREAD_NP_H 1
627#endif
628
629#if !defined(HAVE_STRNSTR)
630#if OS(DARWIN) || (OS(FREEBSD) && !defined(__GLIBC__))
631#define HAVE_STRNSTR 1
632#endif
633#endif
634
635#if (OS(DARWIN) || OS(FREEBSD) || OS(NETBSD)) && !defined(__GLIBC__)
636#define HAVE_STAT_BIRTHTIME 1
637#endif
638
639#if !OS(WINDOWS) && !OS(SOLARIS)
640#define HAVE_TM_GMTOFF 1
641#define HAVE_TM_ZONE 1
642#define HAVE_TIMEGM 1
643#endif
644
645#if OS(DARWIN)
646
647#define HAVE_DISPATCH_H 1
648#define HAVE_MADV_FREE 1
649#define HAVE_MADV_FREE_REUSE 1
650#define HAVE_MADV_DONTNEED 1
651#define HAVE_MERGESORT 1
652#define HAVE_PTHREAD_SETNAME_NP 1
653#define HAVE_READLINE 1
654#define HAVE_SYS_TIMEB_H 1
655
656#if !PLATFORM(GTK) && !PLATFORM(QT)
657#define USE_ACCELERATE 1
658#endif
659#if !PLATFORM(IOS)
660#define HAVE_HOSTED_CORE_ANIMATION 1
661#endif
662
663#endif /* OS(DARWIN) */
664
665#if OS(WINDOWS)
666
667#define HAVE_SYS_TIMEB_H 1
668#define HAVE_ALIGNED_MALLOC 1
669#define HAVE_ISDEBUGGERPRESENT 1
670
671#endif
672
673#if OS(WINDOWS)
674#define HAVE_VIRTUALALLOC 1
675#endif
676
677/* ENABLE macro defaults */
678
679/* FIXME: move out all ENABLE() defines from here to FeatureDefines.h */
680
681/* Include feature macros */
682#include <wtf/FeatureDefines.h>
683
684#if OS(WINDOWS) && !PLATFORM(QT)
685#define USE_SYSTEM_MALLOC 1
686#endif
687
688#define ENABLE_DEBUG_WITH_BREAKPOINT 0
689#define ENABLE_SAMPLING_COUNTERS 0
690#define ENABLE_SAMPLING_FLAGS 0
691#define ENABLE_SAMPLING_REGIONS 0
692#define ENABLE_OPCODE_SAMPLING 0
693#define ENABLE_CODEBLOCK_SAMPLING 0
694#if ENABLE(CODEBLOCK_SAMPLING) && !ENABLE(OPCODE_SAMPLING)
695#error "CODEBLOCK_SAMPLING requires OPCODE_SAMPLING"
696#endif
697#if ENABLE(OPCODE_SAMPLING) || ENABLE(SAMPLING_FLAGS) || ENABLE(SAMPLING_REGIONS)
698#define ENABLE_SAMPLING_THREAD 1
699#endif
700
701#if !defined(USE_JSVALUE64) && !defined(USE_JSVALUE32_64)
702#if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS))) \
703 || (CPU(IA64) && !CPU(IA64_32)) \
704 || CPU(ALPHA) \
705 || CPU(ARM64) \
706 || CPU(S390X) \
707 || CPU(MIPS64) \
708 || CPU(PPC64) \
709 || CPU(PPC64LE)
710#define USE_JSVALUE64 1
711#else
712#define USE_JSVALUE32_64 1
713#endif
714#endif /* !defined(USE_JSVALUE64) && !defined(USE_JSVALUE32_64) */
715
716/* The JIT is enabled by default on all x86, x86-64, ARM & MIPS platforms except ARMv7k. */
717#if !defined(ENABLE_JIT) \
718 && (CPU(X86) || CPU(X86_64) || CPU(ARM) || CPU(ARM64) || CPU(MIPS)) \
719 && !CPU(APPLE_ARMV7K)
720#define ENABLE_JIT 1
721#endif
722
723/* The FTL *does not* work on 32-bit platforms. Disable it even if someone asked us to enable it. */
724#if USE(JSVALUE32_64)
725#undef ENABLE_FTL_JIT
726#define ENABLE_FTL_JIT 0
727#endif
728
729/* The FTL is disabled on the iOS simulator, mostly for simplicity. */
730#if PLATFORM(IOS_SIMULATOR)
731#undef ENABLE_FTL_JIT
732#define ENABLE_FTL_JIT 0
733#endif
734
735/* If possible, try to enable a disassembler. This is optional. We proceed in two
736 steps: first we try to find some disassembler that we can use, and then we
737 decide if the high-level disassembler API can be enabled. */
738#if !defined(USE_UDIS86) && ENABLE(JIT) && ((OS(DARWIN) && !PLATFORM(EFL) && !PLATFORM(GTK)) || (OS(LINUX) && (PLATFORM(EFL) || PLATFORM(GTK) || PLATFORM(QT)))) \
739 && (CPU(X86) || CPU(X86_64))
740#define USE_UDIS86 1
741#endif
742
743#if !defined(ENABLE_DISASSEMBLER) && USE(UDIS86)
744#define ENABLE_DISASSEMBLER 1
745#endif
746
747#if !defined(USE_ARM64_DISASSEMBLER) && ENABLE(JIT) && CPU(ARM64)
748#define USE_ARM64_DISASSEMBLER 1
749#endif
750
751#if !defined(USE_ARMV7_DISASSEMBLER) && ENABLE(JIT) && CPU(ARM_THUMB2)
752#define USE_ARMV7_DISASSEMBLER 1
753#endif
754
755#if !defined(ENABLE_DISASSEMBLER) && (USE(UDIS86) || USE(ARMV7_DISASSEMBLER) || USE(ARM64_DISASSEMBLER))
756#define ENABLE_DISASSEMBLER 1
757#endif
758
759#if !defined(ENABLE_DFG_JIT) && ENABLE(JIT)
760/* Enable the DFG JIT on X86 and X86_64. */
761#if (CPU(X86) || CPU(X86_64)) && (OS(DARWIN) || OS(LINUX) || OS(FREEBSD) || OS(WINDOWS) || OS(HURD))
762#define ENABLE_DFG_JIT 1
763#endif
764/* Enable the DFG JIT on ARMv7. Only tested on iOS and Qt/GTK+ Linux. */
765#if (CPU(ARM_THUMB2) || CPU(ARM64)) && (PLATFORM(IOS) || PLATFORM(GTK) || PLATFORM(EFL) || PLATFORM(QT))
766#define ENABLE_DFG_JIT 1
767#endif
768/* Enable the DFG JIT on ARM, MIPS and SH4. */
769#if CPU(ARM_TRADITIONAL) || CPU(MIPS) || CPU(SH4)
770#define ENABLE_DFG_JIT 1
771#endif
772#endif
773
774/* Concurrent JIT only works on 64-bit platforms because it requires that
775 values get stored to atomically. This is trivially true on 64-bit platforms,
776 but not true at all on 32-bit platforms where values are composed of two
777 separate sub-values. */
778#if ENABLE(DFG_JIT) && USE(JSVALUE64)
779#define ENABLE_CONCURRENT_JIT 1
780#endif
781
782/* This controls whether B3 is built. It will not be used unless FTL_USES_B3 is enabled. */
783#if ENABLE(FTL_JIT)
784#define ENABLE_B3_JIT 1
785#endif
786
787/* If the baseline jit is not available, then disable upper tiers as well: */
788#if !ENABLE(JIT)
789#undef ENABLE_DFG_JIT
790#undef ENABLE_FTL_JIT
791#undef ENABLE_B3_JIT
792#define ENABLE_DFG_JIT 0
793#define ENABLE_FTL_JIT 0
794#define ENABLE_B3_JIT 0
795#endif
796
797/* The SamplingProfiler is the probabilistic and low-overhead profiler used by
798 * JSC to measure where time is spent inside a JavaScript program.
799 * In configurations other than Windows and Darwin, because layout of mcontext_t depends on standard libraries (like glibc),
800 * sampling profiler is enabled if WebKit uses pthreads and glibc. */
801#if !defined(ENABLE_SAMPLING_PROFILER)
802#if (OS(DARWIN) || OS(WINDOWS) || PLATFORM(GTK) || PLATFORM(EFL)) && ENABLE(JIT)
803#define ENABLE_SAMPLING_PROFILER 1
804#else
805#define ENABLE_SAMPLING_PROFILER 0
806#endif
807#endif
808
809/* Counts uses of write barriers using sampling counters. Be sure to also
810 set ENABLE_SAMPLING_COUNTERS to 1. */
811#if !defined(ENABLE_WRITE_BARRIER_PROFILING)
812#define ENABLE_WRITE_BARRIER_PROFILING 0
813#endif
814
815/* Logs all allocation-related activity that goes through fastMalloc or the
816 JSC GC (both cells and butterflies). Also logs marking. Note that this
817 isn't a completely accurate view of the heap since it doesn't include all
818 butterfly resize operations, doesn't tell you what is going on with weak
819 references (other than to tell you when they're marked), and doesn't
820 track direct mmap() allocations or things like JIT allocation. */
821#if !defined(ENABLE_ALLOCATION_LOGGING)
822#define ENABLE_ALLOCATION_LOGGING 0
823#endif
824
825/* Enable verification that that register allocations are not made within generated control flow.
826 Turned on for debug builds. */
827#if !defined(ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION) && ENABLE(DFG_JIT)
828#if !defined(NDEBUG)
829#define ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION 1
830#else
831#define ENABLE_DFG_REGISTER_ALLOCATION_VALIDATION 0
832#endif
833#endif
834
835/* Configure the JIT */
836#if CPU(X86) && COMPILER(MSVC)
837#define JSC_HOST_CALL __fastcall
838#elif CPU(X86) && COMPILER(GCC_OR_CLANG)
839#define JSC_HOST_CALL __attribute__ ((fastcall))
840#else
841#define JSC_HOST_CALL
842#endif
843
844/* Configure the interpreter */
845#if COMPILER(GCC_OR_CLANG)
846#define HAVE_COMPUTED_GOTO 1
847#endif
848
849/* Determine if we need to enable Computed Goto Opcodes or not: */
850#if HAVE(COMPUTED_GOTO) || ENABLE(JIT)
851#define ENABLE_COMPUTED_GOTO_OPCODES 1
852#endif
853
854/* Regular Expression Tracing - Set to 1 to trace RegExp's in jsc. Results dumped at exit */
855#define ENABLE_REGEXP_TRACING 0
856
857/* Yet Another Regex Runtime - turned on by default for JIT enabled ports. */
858#if !defined(ENABLE_YARR_JIT) && ENABLE(JIT)
859#define ENABLE_YARR_JIT 1
860
861/* Setting this flag compares JIT results with interpreter results. */
862#define ENABLE_YARR_JIT_DEBUG 0
863#endif
864
865/* If either the JIT or the RegExp JIT is enabled, then the Assembler must be
866 enabled as well: */
867#if ENABLE(JIT) || ENABLE(YARR_JIT)
868#if defined(ENABLE_ASSEMBLER) && !ENABLE_ASSEMBLER
869#error "Cannot enable the JIT or RegExp JIT without enabling the Assembler"
870#else
871#undef ENABLE_ASSEMBLER
872#define ENABLE_ASSEMBLER 1
873#endif
874#endif
875
876/* If the Disassembler is enabled, then the Assembler must be enabled as well: */
877#if ENABLE(DISASSEMBLER)
878#if defined(ENABLE_ASSEMBLER) && !ENABLE_ASSEMBLER
879#error "Cannot enable the Disassembler without enabling the Assembler"
880#else
881#undef ENABLE_ASSEMBLER
882#define ENABLE_ASSEMBLER 1
883#endif
884#endif
885
886/* Enable the following if you want to use the MacroAssembler::probe() facility
887 to do JIT debugging. */
888#if (CPU(X86) || CPU(X86_64) || CPU(ARM64) || (CPU(ARM_THUMB2) && PLATFORM(IOS))) && ENABLE(JIT) && OS(DARWIN) && !defined(NDEBUG)
889#define ENABLE_MASM_PROBE 1
890#else
891#define ENABLE_MASM_PROBE 0
892#endif
893
894/* Pick which allocator to use; we only need an executable allocator if the assembler is compiled in.
895 On non-Windows x86-64, iOS, and ARM64 we use a single fixed mmap, on other platforms we mmap on demand. */
896#if ENABLE(ASSEMBLER)
897#if CPU(X86_64) || PLATFORM(IOS) || CPU(ARM64) || CPU(MIPS)
898#define ENABLE_EXECUTABLE_ALLOCATOR_FIXED 1
899#else
900#define ENABLE_EXECUTABLE_ALLOCATOR_DEMAND 1
901#endif
902#endif
903
904/* CSS Selector JIT Compiler */
905#if !defined(ENABLE_CSS_SELECTOR_JIT)
906#if (CPU(X86_64) || CPU(ARM64) || (CPU(ARM_THUMB2) && PLATFORM(IOS))) && ENABLE(JIT) && (OS(DARWIN) || PLATFORM(GTK) || PLATFORM(EFL) || PLATFORM(QT))
907#define ENABLE_CSS_SELECTOR_JIT 1
908#else
909#define ENABLE_CSS_SELECTOR_JIT 0
910#endif
911#endif
912
913#if ENABLE(WEBGL) && PLATFORM(WIN)
914#define USE_OPENGL 1
915#define USE_OPENGL_ES_2 1
916#define USE_EGL 1
917#endif
918
919#if ENABLE(VIDEO) && PLATFORM(WIN_CAIRO)
920#if ENABLE(GSTREAMER_WINCAIRO)
921#define USE_MEDIA_FOUNDATION 0
922#define USE_GLIB 1
923#define USE_GSTREAMER 1
924#else
925#define USE_MEDIA_FOUNDATION 1
926#endif
927#endif
928
929#if PLATFORM(WIN_CAIRO) || PLATFORM(QT)
930#define USE_TEXTURE_MAPPER 1
931#endif
932
933#if USE(TEXTURE_MAPPER) && ENABLE(GRAPHICS_CONTEXT_3D) && !defined(USE_TEXTURE_MAPPER_GL)
934#define USE_TEXTURE_MAPPER_GL 1
935#endif
936
937#if PLATFORM(COCOA)
938#define USE_PROTECTION_SPACE_AUTH_CALLBACK 1
939#endif
940
941/* Set up a define for a common error that is intended to cause a build error -- thus the space after Error. */
942#define WTF_PLATFORM_CFNETWORK Error USE_macro_should_be_used_with_CFNETWORK
943
944#if PLATFORM(COCOA) && HAVE(ACCESSIBILITY)
945#define USE_ACCESSIBILITY_CONTEXT_MENUS 1
946#endif
947
948#if CPU(ARM_THUMB2) || CPU(ARM64)
949#define ENABLE_BRANCH_COMPACTION 1
950#endif
951
952#if !defined(ENABLE_THREADING_LIBDISPATCH) && HAVE(DISPATCH_H)
953#define ENABLE_THREADING_LIBDISPATCH 1
954#elif !defined(ENABLE_THREADING_OPENMP) && defined(_OPENMP)
955#define ENABLE_THREADING_OPENMP 1
956#elif !defined(THREADING_GENERIC)
957#define ENABLE_THREADING_GENERIC 1
958#endif
959
960#if USE(GLIB)
961#include <wtf/glib/GTypedefs.h>
962#endif
963
964#if PLATFORM(EFL)
965#include <wtf/efl/EflTypedefs.h>
966#endif
967
968/* FIXME: This define won't be needed once #27551 is fully landed. However,
969 since most ports try to support sub-project independence, adding new headers
970 to WTF causes many ports to break, and so this way we can address the build
971 breakages one port at a time. */
972#if !defined(USE_EXPORT_MACROS) && (PLATFORM(COCOA) || PLATFORM(QT) || PLATFORM(WIN))
973#define USE_EXPORT_MACROS 1
974#endif
975
976#if !defined(USE_EXPORT_MACROS_FOR_TESTING) && (PLATFORM(GTK) || PLATFORM(WIN))
977#define USE_EXPORT_MACROS_FOR_TESTING 1
978#endif
979
980#if PLATFORM(GTK) || PLATFORM(EFL)
981#define USE_UNIX_DOMAIN_SOCKETS 1
982#endif
983
984#if !defined(USE_IMLANG_FONT_LINK2)
985#define USE_IMLANG_FONT_LINK2 1
986#endif
987
988#if !defined(ENABLE_GC_VALIDATION) && !defined(NDEBUG)
989#define ENABLE_GC_VALIDATION 1
990#endif
991
992#if !defined(ENABLE_BINDING_INTEGRITY) && !OS(WINDOWS)
993#define ENABLE_BINDING_INTEGRITY 1
994#endif
995
996#if PLATFORM(COCOA)
997#define USE_AVFOUNDATION 1
998#endif
999
1000#if !defined(ENABLE_TREE_DEBUGGING)
1001#if !defined(NDEBUG)
1002#define ENABLE_TREE_DEBUGGING 1
1003#else
1004#define ENABLE_TREE_DEBUGGING 0
1005#endif
1006#endif
1007
1008#if PLATFORM(IOS) || PLATFORM(MAC)
1009#define USE_COREMEDIA 1
1010#define HAVE_AVFOUNDATION_VIDEO_OUTPUT 1
1011#endif
1012
1013#if PLATFORM(IOS) || PLATFORM(MAC) || (OS(WINDOWS) && USE(CG))
1014#define HAVE_AVFOUNDATION_MEDIA_SELECTION_GROUP 1
1015#endif
1016
1017#if PLATFORM(IOS) || PLATFORM(MAC) || (OS(WINDOWS) && USE(CG))
1018#define HAVE_AVFOUNDATION_LEGIBLE_OUTPUT_SUPPORT 1
1019#define HAVE_MEDIA_ACCESSIBILITY_FRAMEWORK 1
1020#endif
1021
1022#if PLATFORM(IOS) || PLATFORM(MAC)
1023#define HAVE_AVFOUNDATION_LOADER_DELEGATE 1
1024#endif
1025
1026#if PLATFORM(MAC)
1027#define USE_VIDEOTOOLBOX 1
1028#endif
1029
1030#if PLATFORM(COCOA) || PLATFORM(GTK) || (PLATFORM(WIN) && !USE(WINGDI))
1031#define USE_REQUEST_ANIMATION_FRAME_TIMER 1
1032#endif
1033
1034#if PLATFORM(COCOA)
1035#define USE_REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR 1
1036#endif
1037
1038#if PLATFORM(MAC)
1039#define USE_COREAUDIO 1
1040#endif
1041
1042#if !defined(USE_ZLIB)
1043#define USE_ZLIB 1
1044#endif
1045
1046#ifndef HAVE_QOS_CLASSES
1047#if PLATFORM(COCOA)
1048#define HAVE_QOS_CLASSES 1
1049#endif
1050#endif
1051
1052#if PLATFORM(QT)
1053#ifdef __cplusplus
1054#include <qglobal.h>
1055#endif
1056#if defined(QT_OPENGL_ES_2) && !defined(USE_OPENGL_ES_2)
1057#define USE_OPENGL_ES_2 1
1058#endif
1059#endif
1060
1061#ifndef HAVE_VOUCHERS
1062#if PLATFORM(COCOA)
1063#define HAVE_VOUCHERS 1
1064#endif
1065#endif
1066
1067#define USE_GRAMMAR_CHECKING 1
1068
1069#if PLATFORM(COCOA) || PLATFORM(EFL) || PLATFORM(GTK)
1070#define USE_UNIFIED_TEXT_CHECKING 1
1071#endif
1072#if PLATFORM(MAC)
1073#define USE_AUTOMATIC_TEXT_REPLACEMENT 1
1074#endif
1075
1076#if PLATFORM(MAC)
1077/* Some platforms provide UI for suggesting autocorrection. */
1078#define USE_AUTOCORRECTION_PANEL 1
1079#endif
1080
1081#if PLATFORM(COCOA)
1082/* 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. */
1083#define USE_MARKER_REMOVAL_UPON_EDITING 1
1084#endif
1085
1086#if PLATFORM(MAC)
1087#define USE_INSERTION_UNDO_GROUPING 1
1088#endif
1089
1090#if (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) || PLATFORM(IOS)
1091#define HAVE_TIMINGDATAOPTIONS 1
1092#endif
1093
1094#if PLATFORM(COCOA)
1095#define USE_AUDIO_SESSION 1
1096#endif
1097
1098#if PLATFORM(COCOA) && !PLATFORM(IOS_SIMULATOR)
1099#define USE_IOSURFACE 1
1100#endif
1101
1102#if PLATFORM(COCOA)
1103#define ENABLE_RESOURCE_USAGE 1
1104#endif
1105
1106#if PLATFORM(GTK) || PLATFORM(EFL)
1107#undef ENABLE_OPENTYPE_VERTICAL
1108#define ENABLE_OPENTYPE_VERTICAL 1
1109#define ENABLE_CSS3_TEXT_DECORATION_SKIP_INK 1
1110#endif
1111
1112#if PLATFORM(GTK)
1113#define USE_WOFF2 1
1114#endif
1115
1116#if PLATFORM(COCOA)
1117#define ENABLE_CSS3_TEXT_DECORATION_SKIP_INK 1
1118#endif
1119
1120#if PLATFORM(IOS) || (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED > 101000)
1121#define ENABLE_PLATFORM_FONT_LOOKUP 1
1122#endif
1123
1124#if COMPILER(MSVC)
1125#undef __STDC_LIMIT_MACROS
1126#define __STDC_LIMIT_MACROS
1127#endif
1128
1129#if PLATFORM(MAC)
1130#define HAVE_NS_ACTIVITY 1
1131#endif
1132
1133#if (OS(DARWIN) && USE(CG)) || USE(FREETYPE) || (PLATFORM(WIN) && (USE(CG) || USE(CAIRO)))
1134#undef ENABLE_OPENTYPE_MATH
1135#define ENABLE_OPENTYPE_MATH 1
1136#endif
1137
1138/* Set TARGET_OS_IPHONE to 0 by default to allow using it as a guard
1139 * in cross-platform the same way as it is used in OS(DARWIN) code. */
1140#if !defined(TARGET_OS_IPHONE) && !OS(DARWIN)
1141#define TARGET_OS_IPHONE 0
1142#endif
1143
1144#if PLATFORM(COCOA)
1145#define USE_MEDIATOOLBOX 1
1146#endif
1147
1148/* While 10.10 has support for fences, it is missing some API important for our integration of them. */
1149#if PLATFORM(IOS) || (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 101100)
1150#define HAVE_COREANIMATION_FENCES 1
1151#endif
1152
1153#endif /* WTF_Platform_h */
1154