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// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
//    * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//    * 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.
//    * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "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 THE COPYRIGHT
// OWNER 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.
#ifndef CEF_INCLUDE_BASE_CEF_BUILD_H_
#define CEF_INCLUDE_BASE_CEF_BUILD_H_
#pragma once
#if defined(USING_CHROMIUM_INCLUDES)
// When building CEF include the Chromium header directly.
#include "base/compiler_specific.h"
#else  // !USING_CHROMIUM_INCLUDES
// The following is substantially similar to the Chromium implementation.
// If the Chromium implementation diverges the below implementation should be
// updated to match.
#if defined(_WIN32)
#ifndef OS_WIN
#define OS_WIN 1
#elif defined(__APPLE__)
#ifndef OS_MACOSX
#define OS_MACOSX 1
#elif defined(__linux__)
#ifndef OS_LINUX
#define OS_LINUX 1
#error Please add support for your platform in cef_build.h
// For access to standard POSIXish features, use OS_POSIX instead of a
// more specific macro.
#if defined(OS_MACOSX) || defined(OS_LINUX)
#ifndef OS_POSIX
#define OS_POSIX 1
// Compiler detection.
#if defined(__GNUC__)
#ifndef COMPILER_GCC
#define COMPILER_GCC 1
#elif defined(_MSC_VER)
#ifndef COMPILER_MSVC
#define COMPILER_MSVC 1
#error Please add support for your compiler in cef_build.h
// Processor architecture detection.  For more info on what's defined, see:
//   http://msdn.microsoft.com/en-us/library/b0084kay.aspx
//   http://www.agner.org/optimize/calling_conventions.pdf
//   or with gcc, run: "echo | gcc -E -dM -"
#if defined(_M_X64) || defined(__x86_64__)
#define ARCH_CPU_X86_FAMILY 1
#define ARCH_CPU_X86_64 1
#define ARCH_CPU_64_BITS 1
#define ARCH_CPU_LITTLE_ENDIAN 1
#elif defined(_M_IX86) || defined(__i386__)
#define ARCH_CPU_X86_FAMILY 1
#define ARCH_CPU_X86 1
#define ARCH_CPU_32_BITS 1
#define ARCH_CPU_LITTLE_ENDIAN 1
#elif defined(__ARMEL__)
#define ARCH_CPU_ARM_FAMILY 1
#define ARCH_CPU_ARMEL 1
#define ARCH_CPU_32_BITS 1
#define ARCH_CPU_LITTLE_ENDIAN 1
#elif defined(__aarch64__)
#define ARCH_CPU_ARM_FAMILY 1
#define ARCH_CPU_ARM64 1
#define ARCH_CPU_64_BITS 1
#define ARCH_CPU_LITTLE_ENDIAN 1
#elif defined(__pnacl__)
#define ARCH_CPU_32_BITS 1
#define ARCH_CPU_LITTLE_ENDIAN 1
#elif defined(__MIPSEL__)
#define ARCH_CPU_MIPS_FAMILY 1
#define ARCH_CPU_MIPSEL 1
#define ARCH_CPU_32_BITS 1
#define ARCH_CPU_LITTLE_ENDIAN 1
#error Please add support for your architecture in cef_build.h
// Type detection for wchar_t.
#if defined(OS_WIN)
#define WCHAR_T_IS_UTF16
#elif defined(OS_POSIX) && defined(COMPILER_GCC) && \
    defined(__WCHAR_MAX__) && \
    (__WCHAR_MAX__ == 0x7fffffff || __WCHAR_MAX__ == 0xffffffff)
#define WCHAR_T_IS_UTF32
#elif defined(OS_POSIX) && defined(COMPILER_GCC) && \
    defined(__WCHAR_MAX__) && \
    (__WCHAR_MAX__ == 0x7fff || __WCHAR_MAX__ == 0xffff)
// On Posix, we'll detect short wchar_t, but projects aren't guaranteed to
// compile in this mode (in particular, Chrome doesn't). This is intended for
// other projects using base who manage their own dependencies and make sure
// short wchar works for them.
#define WCHAR_T_IS_UTF16
#error Please add support for your compiler in cef_build.h
// Annotate a function indicating the caller must examine the return value.
// Use like:
//   int foo() WARN_UNUSED_RESULT;
// To explicitly ignore a result, see |ignore_result()| in <base/macros.h>.
#ifndef WARN_UNUSED_RESULT
#if defined(COMPILER_GCC)
#define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
#define WARN_UNUSED_RESULT
#endif  // WARN_UNUSED_RESULT
// Annotate a typedef or function indicating it's ok if it's not used.
// Use like:
//   typedef Foo Bar ALLOW_UNUSED_TYPE;
#ifndef ALLOW_UNUSED_TYPE
#if defined(COMPILER_GCC)
#define ALLOW_UNUSED_TYPE __attribute__((unused))
#define ALLOW_UNUSED_TYPE
#endif  // ALLOW_UNUSED_TYPE
// Annotate a variable indicating it's ok if the variable is not used.
// (Typically used to silence a compiler warning when the assignment
// is important for some other reason.)
// Use like:
//   int x = ...;
//   ALLOW_UNUSED_LOCAL(x);
#ifndef ALLOW_UNUSED_LOCAL
#define ALLOW_UNUSED_LOCAL(x) false ? (void)x : (void)0
#endif  // !USING_CHROMIUM_INCLUDES
// Annotate a virtual method indicating it must be overriding a virtual method
// in the parent class.
// Use like:
//   void foo() OVERRIDE;
// NOTE: This define should only be used in classes exposed to the client since
// C++11 support may not be enabled in client applications. CEF internal classes
// should use the `override` keyword directly.
#ifndef OVERRIDE
#if defined(__clang__)
#define OVERRIDE override
#elif defined(COMPILER_MSVC) && _MSC_VER >= 1600
// Visual Studio 2010 and later support override.
#define OVERRIDE override
#elif defined(COMPILER_GCC) && __cplusplus >= 201103 && \
      (__GNUC__ * 10000 + __GNUC_MINOR__ * 100) >= 40700
// GCC 4.7 supports explicit virtual overrides when C++11 support is enabled.
#define OVERRIDE override
#define OVERRIDE
#endif  // OVERRIDE
// Check for C++11 template alias support which was added in VS2013 and GCC4.7.
// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2258.pdf
#if __cplusplus > 199711L || \
    (defined(_MSC_VER) && _MSC_VER >= 1800) || \
    (defined(__GNUC__) && \
      (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ >= 40700))
#define HAS_CPP11_TEMPLATE_ALIAS_SUPPORT
#endif  // CEF_INCLUDE_BASE_CEF_BUILD_H_
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