|  | /* | 
|  | * Copyright (C) 2004, 2005, 2006, 2013 Apple Inc. | 
|  | * Copyright (C) 2009 Google Inc. All rights reserved. | 
|  | * Copyright (C) 2007-2009 Torch Mobile, Inc. | 
|  | * Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved. | 
|  | * | 
|  | * This library is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU Library General Public | 
|  | * License as published by the Free Software Foundation; either | 
|  | * version 2 of the License, or (at your option) any later version. | 
|  | * | 
|  | * This library is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
|  | * Library General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU Library General Public License | 
|  | * along with this library; see the file COPYING.LIB.  If not, write to | 
|  | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 
|  | * Boston, MA 02110-1301, USA. | 
|  | * | 
|  | */ | 
|  |  | 
|  | /* Include compiler specific macros */ | 
|  | #include "sky/engine/wtf/Compiler.h" | 
|  |  | 
|  | /* ==== Platform adaptation macros: these describe properties of the target environment. ==== */ | 
|  |  | 
|  | /* 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) | 
|  |  | 
|  | /* ==== 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 | 
|  | /* OS(LINUX) - Linux */ | 
|  | #elif defined(__linux__) | 
|  | #define WTF_OS_LINUX 1 | 
|  | #endif | 
|  |  | 
|  | /* Always OS(POSIX) */ | 
|  | #define WTF_OS_POSIX 1 | 
|  |  | 
|  | /* Operating environments */ | 
|  |  | 
|  | #if OS(ANDROID) | 
|  | #define WTF_USE_LOW_QUALITY_IMAGE_INTERPOLATION 1 | 
|  | #define WTF_USE_LOW_QUALITY_IMAGE_NO_JPEG_DITHERING 1 | 
|  | #define WTF_USE_LOW_QUALITY_IMAGE_NO_JPEG_FANCY_UPSAMPLING 1 | 
|  | #else | 
|  | #define WTF_USE_ICCJPEG 1 | 
|  | #define WTF_USE_QCMSLIB 1 | 
|  | #endif | 
|  |  | 
|  | #if OS(POSIX) | 
|  | #define HAVE_SIGNAL_H 1 | 
|  | #define HAVE_SYS_TIME_H 1 | 
|  | #define WTF_USE_PTHREADS 1 | 
|  | #endif | 
|  |  | 
|  | #if !OS(ANDROID) | 
|  | #define HAVE_TM_GMTOFF 1 | 
|  | #define HAVE_TM_ZONE 1 | 
|  | #define HAVE_TIMEGM 1 | 
|  | #endif | 
|  |  | 
|  | #ifdef __cplusplus | 
|  |  | 
|  | // Helps us catch if anyone uses new or delete by accident in code and doesn't include "config.h". | 
|  | #undef new | 
|  | #undef delete | 
|  | #include <ciso646> | 
|  | #include <cstddef> | 
|  |  | 
|  | #endif |