| /* |
| * Copyright (C) 2006-2019 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 |
| |
| |
| #if defined(__APPLE__) |
| #include <Availability.h> |
| #include <AvailabilityMacros.h> |
| #include <TargetConditionals.h> |
| #endif |
| |
| |
| /* 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) |
| #define OS_CONSTANT(WTF_FEATURE) (WTF_OS_CONSTANT_##WTF_FEATURE) |
| |
| |
| /* ==== OS() - underlying operating system; only to be used for mandated low-level services like |
| virtual memory, not to choose a GUI toolkit ==== */ |
| |
| /* OS(AIX) - AIX */ |
| #if defined(_AIX) |
| #define WTF_OS_AIX 1 |
| #endif |
| |
| /* OS(DARWIN) - Any Darwin-based OS, including macOS, iOS, macCatalyst, tvOS, and watchOS */ |
| #if defined(__APPLE__) |
| #define WTF_OS_DARWIN 1 |
| #endif |
| |
| /* OS(IOS_FAMILY) - iOS family, including iOS, macCatalyst, tvOS, watchOS */ |
| #if OS(DARWIN) && TARGET_OS_IPHONE |
| #define WTF_OS_IOS_FAMILY 1 |
| #endif |
| |
| /* OS(IOS) - iOS only, not including macCatalyst */ |
| #if OS(DARWIN) && (TARGET_OS_IOS && !(defined(TARGET_OS_MACCATALYST) && TARGET_OS_MACCATALYST)) |
| #define WTF_OS_IOS 1 |
| #endif |
| |
| /* OS(TVOS) - tvOS */ |
| #if OS(DARWIN) && TARGET_OS_TV |
| #define WTF_OS_TVOS 1 |
| #endif |
| |
| /* OS(WATCHOS) - watchOS */ |
| #if OS(DARWIN) && TARGET_OS_WATCH |
| #define WTF_OS_WATCHOS 1 |
| #endif |
| |
| /* FIXME: Rename this to drop the X, as that is no longer the name of the operating system. */ |
| /* OS(MAC_OS_X) - macOS (not including iOS family) */ |
| #if OS(DARWIN) && TARGET_OS_OSX |
| #define WTF_OS_MAC_OS_X 1 |
| #endif |
| |
| /* OS(FREEBSD) - FreeBSD */ |
| #if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) |
| #define WTF_OS_FREEBSD 1 |
| #endif |
| |
| /* OS(FUCHSIA) - Fuchsia */ |
| #if defined(__Fuchsia__) |
| #define WTF_OS_FUCHSIA 1 |
| #endif |
| |
| /* OS(HURD) - GNU/Hurd */ |
| #if defined(__GNU__) |
| #define WTF_OS_HURD 1 |
| #endif |
| |
| /* OS(LINUX) - Linux */ |
| #if defined(__linux__) |
| #define WTF_OS_LINUX 1 |
| #endif |
| |
| /* OS(NETBSD) - NetBSD */ |
| #if defined(__NetBSD__) |
| #define WTF_OS_NETBSD 1 |
| #endif |
| |
| /* OS(OPENBSD) - OpenBSD */ |
| #if defined(__OpenBSD__) |
| #define WTF_OS_OPENBSD 1 |
| #endif |
| |
| /* OS(WINDOWS) - Any version of Windows */ |
| #if defined(WIN32) || defined(_WIN32) |
| #define WTF_OS_WINDOWS 1 |
| #endif |
| |
| |
| /* OS(UNIX) - Any Unix-like system */ |
| #if OS(AIX) \ |
| || OS(DARWIN) \ |
| || OS(FREEBSD) \ |
| || OS(FUCHSIA) \ |
| || OS(HURD) \ |
| || OS(LINUX) \ |
| || OS(NETBSD) \ |
| || OS(OPENBSD) \ |
| || defined(unix) \ |
| || defined(__unix) \ |
| || defined(__unix__) |
| #define WTF_OS_UNIX 1 |
| #endif |
| |
| |
| #if CPU(ADDRESS64) |
| #if (OS(IOS) || OS(TVOS) || OS(WATCHOS)) && CPU(ARM64) |
| #define WTF_OS_CONSTANT_EFFECTIVE_ADDRESS_WIDTH 36 |
| #else |
| /* We strongly assume that effective address width is <= 48 in 64bit architectures (e.g. NaN boxing). */ |
| #define WTF_OS_CONSTANT_EFFECTIVE_ADDRESS_WIDTH 48 |
| #endif |
| #else |
| #define WTF_OS_CONSTANT_EFFECTIVE_ADDRESS_WIDTH 32 |
| #endif |
| |
| |
| /* Asserts, invariants for macro definitions */ |
| |
| #define WTF_OS_WIN ERROR "USE WINDOWS WITH OS NOT WIN" |
| #define WTF_OS_MAC ERROR "USE MAC_OS_X WITH OS NOT MAC" |
