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/*
* Copyright (C) 2006-2020 Apple Inc. All rights reserved.
* Copyright (C) 2007-2009 Torch Mobile, Inc.
* Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
*/
#pragma once
#ifndef WTF_PLATFORM_GUARD_AGAINST_INDIRECT_INCLUSION
#error "Please #include <wtf/Platform.h> instead of this file directly."
#endif
/* USE() - use a particular third-party library or optional OS service */
#define USE(WTF_FEATURE) (defined USE_##WTF_FEATURE && USE_##WTF_FEATURE)
#if PLATFORM(COCOA)
#if defined __has_include && __has_include(<CoreFoundation/CFPriv.h>)
#define USE_APPLE_INTERNAL_SDK 1
#endif
#endif
/* Export macro support. Detects the attributes available for shared library symbol export
decorations. */
#if OS(WINDOWS) || (COMPILER_HAS_CLANG_DECLSPEC(dllimport) && COMPILER_HAS_CLANG_DECLSPEC(dllexport))
#define USE_DECLSPEC_ATTRIBUTE 1
#elif defined(__GNUC__)
#define USE_VISIBILITY_ATTRIBUTE 1
#endif
#if PLATFORM(COCOA)
#define USE_CG 1
#endif
#if PLATFORM(COCOA)
#define USE_CORE_TEXT 1
#endif
#if PLATFORM(COCOA)
#define USE_CA 1
#endif
#if PLATFORM(COCOA)
#define USE_CORE_IMAGE 1
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
#define USE_GLIB 1
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
#define USE_FREETYPE 1
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
#define USE_HARFBUZZ 1
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
#define USE_SOUP 1
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
#define USE_WEBP 1
#endif
#if PLATFORM(COCOA)
#define USE_CF 1
#endif
#if PLATFORM(COCOA) || (PLATFORM(GTK) || PLATFORM(WPE))
#define USE_FILE_LOCK 1
#endif
#if PLATFORM(COCOA)
#define USE_FOUNDATION 1
#endif
#if PLATFORM(MAC)
#define USE_APPKIT 1
#endif
#if PLATFORM(MAC)
#define USE_PASSKIT 1
#endif
#if PLATFORM(MAC)
#define USE_PLUGIN_HOST_PROCESS 1
#endif
#if PLATFORM(IOS_FAMILY)
#define USE_UIKIT_EDITING 1
#endif
#if PLATFORM(IOS_FAMILY)
#define USE_WEB_THREAD 1
#endif
#if OS(UNIX)
#define USE_PTHREADS 1
#endif
#if OS(DARWIN) && !PLATFORM(GTK)
#define USE_ACCELERATE 1
#endif
#if OS(WINDOWS)
#define USE_SYSTEM_MALLOC 1
#endif
#if CPU(REGISTER64)
#define USE_JSVALUE64 1
#else
#define USE_JSVALUE32_64 1
#endif
// FIXME: this should instead be based on SIZE_MAX == UINT64_MAX
// But this requires including <cstdint> and Platform.h is included in all kind of weird places, including non-cpp files
// And in practice CPU(ADDRESS64) is equivalent on all platforms we support (verified by static_asserts in ArrayBuffer.h)
#if CPU(ADDRESS64)
#define USE_LARGE_TYPED_ARRAYS 1
#else
#define USE_LARGE_TYPED_ARRAYS 0
#endif
#if USE(JSVALUE64)
/* FIXME: Enable BIGINT32 optimization again after we ensure Speedometer2 and JetStream2 regressions are fixed. */
/* https://bugs.webkit.org/show_bug.cgi?id=214777 */
#define USE_BIGINT32 0
#endif
/* FIXME: This name should be more specific if it is only for use with CallFrame* */
/* Use __builtin_frame_address(1) to get CallFrame* */
#if COMPILER(GCC_COMPATIBLE) && (CPU(ARM64) || CPU(X86_64))
#define USE_BUILTIN_FRAME_ADDRESS 1
#endif
#if OS(DARWIN) && CPU(ARM64) && HAVE(REMAP_JIT)
#define USE_EXECUTE_ONLY_JIT_WRITE_FUNCTION 1
#endif
#if PLATFORM(IOS)
#define USE_PASSKIT 1
#endif
#if PLATFORM(IOS)
#define USE_QUICK_LOOK 1
#endif
#if PLATFORM(IOS)
#define USE_SYSTEM_PREVIEW 1
#endif
#if PLATFORM(COCOA)
#define USE_AVFOUNDATION 1
#endif
#if PLATFORM(COCOA)
#define USE_PROTECTION_SPACE_AUTH_CALLBACK 1
#endif
#if PLATFORM(COCOA)
#define USE_METAL 1
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
#define USE_UNIX_DOMAIN_SOCKETS 1
#endif
#if !defined(USE_IMLANG_FONT_LINK2)
#define USE_IMLANG_FONT_LINK2 1
#endif
#if PLATFORM(COCOA) || PLATFORM(GTK)
#define USE_UNIFIED_TEXT_CHECKING 1
#endif
#if PLATFORM(MAC)
#define USE_AUTOMATIC_TEXT_REPLACEMENT 1
#endif
#if PLATFORM(MAC)
/* Some platforms provide UI for suggesting autocorrection. */
#define USE_AUTOCORRECTION_PANEL 1
#endif
#if PLATFORM(COCOA)
/* Some platforms use spelling and autocorrection markers to provide visual cue. On such platform, if word with marker is edited, we need to remove the marker. */
#define USE_MARKER_REMOVAL_UPON_EDITING 1
#endif
#if PLATFORM(MAC)
#define USE_INSERTION_UNDO_GROUPING 1
#endif
#if PLATFORM(COCOA)
#define USE_AUDIO_SESSION 1
#endif
#if PLATFORM(COCOA)
#define USE_MEDIATOOLBOX 1
#endif
#if PLATFORM(COCOA)
#define USE_OS_LOG 1
#endif
#if PLATFORM(COCOA)
#define USE_OS_STATE 1
#endif
#if !defined(WTF_DEFAULT_EVENT_LOOP)
#define WTF_DEFAULT_EVENT_LOOP 1
#endif
#if WTF_DEFAULT_EVENT_LOOP
#if USE(GLIB)
/* Use GLib's event loop abstraction. Primarily GTK port uses it. */
#define USE_GLIB_EVENT_LOOP 1
#elif OS(WINDOWS)
/* Use Windows message pump abstraction.
* Even if the port is AppleWin, we use the Windows message pump system for the event loop,
* so that USE(WINDOWS_EVENT_LOOP) && USE(CF) can be true.
* And PLATFORM(WIN) and PLATFORM(GTK) are exclusive. If the port is GTK,
* PLATFORM(WIN) should be false. And in that case, GLib's event loop is used.
*/
#define USE_WINDOWS_EVENT_LOOP 1
#elif PLATFORM(COCOA)
/* OS X and IOS. Use CoreFoundation & GCD abstraction. */
#define USE_COCOA_EVENT_LOOP 1
#else
#define USE_GENERIC_EVENT_LOOP 1
#endif
#endif
#if PLATFORM(COCOA)
#define USE_DICTATION_ALTERNATIVES 1
#endif
#if (PLATFORM(MAC) && USE(APPLE_INTERNAL_SDK)) || PLATFORM(IOS_FAMILY)
#define USE_SOURCE_APPLICATION_AUDIT_DATA 1
#endif
#if PLATFORM(COCOA) && USE(CA)
#define USE_IOSURFACE_CANVAS_BACKING_STORE 1
#endif
/* The override isn't needed on iOS family, as the default behavior is to not sniff. */
#if PLATFORM(MAC)
#define USE_CFNETWORK_CONTENT_ENCODING_SNIFFING_OVERRIDE 1
#endif
#if PLATFORM(MAC) || PLATFORM(WPE) || PLATFORM(GTK)
/* FIXME: This really needs a descriptive name, this "new theme" was added in 2008. */
#define USE_NEW_THEME 1
#endif
#if PLATFORM(IOS) || PLATFORM(MACCATALYST)
#define USE_UICONTEXTMENU 1
#endif
#if PLATFORM(IOS_FAMILY) || (!USE(SYSTEM_MALLOC) && (OS(LINUX) && (PLATFORM(GTK) || PLATFORM(WPE))))
#define USE_BMALLOC_MEMORY_FOOTPRINT_API 1
#endif
#if !defined(USE_PLATFORM_REGISTERS_WITH_PROFILE) && OS(DARWIN) && CPU(ARM64) && defined(__LP64__)
#define USE_PLATFORM_REGISTERS_WITH_PROFILE 1
#endif
#if OS(DARWIN) && !USE(PLATFORM_REGISTERS_WITH_PROFILE) && CPU(ARM64)
#define USE_DARWIN_REGISTER_MACROS 1
#endif
#if PLATFORM(COCOA) && !(PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 110000)
#define USE_CTFONTSHAPEGLYPHS 1
#endif
#if PLATFORM(COCOA) && (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 110000)
#define USE_CTFONTGETADVANCES_WORKAROUND 1
#endif
#if (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 120000) \
|| ((PLATFORM(IOS) || PLATFORM(MACCATALYST)) && __IPHONE_OS_VERSION_MIN_REQUIRED < 150000) \
|| (PLATFORM(WATCHOS) && __WATCH_OS_VERSION_MIN_REQUIRED < 80000) \
|| (PLATFORM(APPLETV) && __TV_OS_VERSION_MIN_REQUIRED < 150000)
#define USE_CTFONTSHAPEGLYPHS_WORKAROUND 1
#endif
#if (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 120000) \
|| ((PLATFORM(IOS) || PLATFORM(MACCATALYST)) && __IPHONE_OS_VERSION_MIN_REQUIRED < 150000) \
|| (PLATFORM(WATCHOS) && __WATCH_OS_VERSION_MIN_REQUIRED < 80000) \
|| (PLATFORM(APPLETV) && __TV_OS_VERSION_MIN_REQUIRED < 150000)
#define USE_NON_VARIABLE_SYSTEM_FONT 1
#endif
#if (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 130000) \
|| ((PLATFORM(IOS) || PLATFORM(MACCATALYST)) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 160000) \
|| (PLATFORM(WATCHOS) && __WATCH_OS_VERSION_MIN_REQUIRED >= 90000) \
|| (PLATFORM(APPLETV) && __TV_OS_VERSION_MIN_REQUIRED >= 160000)
#define USE_CTFONTHASTABLE 1
#endif
#if (PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 110000) \
|| (PLATFORM(MACCATALYST) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 140000) \
|| (PLATFORM(IOS) && PLATFORM(IOS_FAMILY_SIMULATOR) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 140000) \
|| (PLATFORM(WATCHOS) && PLATFORM(IOS_FAMILY_SIMULATOR) && __WATCH_OS_VERSION_MIN_REQUIRED >= 70000) \
|| (PLATFORM(APPLETV) && PLATFORM(IOS_FAMILY_SIMULATOR) && __TV_OS_VERSION_MIN_REQUIRED >= 140000)
#if USE(APPLE_INTERNAL_SDK)
/* Always use the macro on internal builds */
#define USE_PTHREAD_JIT_PERMISSIONS_API 0
#else
#define USE_PTHREAD_JIT_PERMISSIONS_API 1
#endif
#endif
#if PLATFORM(COCOA)
#define USE_OPENXR 0
#define USE_IOSURFACE_FOR_XR_LAYER_DATA 1
#if !defined(HAVE_WEBXR_INTERNALS) && !HAVE(WEBXR_INTERNALS)
#define USE_EMPTYXR 1
#endif
#endif
#if PLATFORM(IOS_FAMILY)
#define USE_SANDBOX_EXTENSIONS_FOR_CACHE_AND_TEMP_DIRECTORY_ACCESS 1
#endif
#if !defined(USE_LIBPAS_JIT_HEAP) && !USE(SYSTEM_MALLOC)
#include <bmalloc/BPlatform.h>
#if BENABLE(LIBPAS) && (OS(DARWIN) || OS(LINUX))
#define USE_LIBPAS_JIT_HEAP 1
#endif
#endif
#if PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 120000
#define USE_VORBIS_AUDIOCOMPONENT_WORKAROUND 1
#endif
#if !defined(USE_ISO_MALLOC)
#define USE_ISO_MALLOC 1
#endif
|
