d1bcf1180a
Works around a multiple definition error from webrtc and libjingle. Corresponds to the libjingle change here: https://critique.corp.google.com/#review/55489575-p10 TESTED=trybots R=wu@webrtc.org Review URL: https://webrtc-codereview.appspot.com/2809004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@5025 4adac7df-926f-26a2-2b94-8c16560cd09d
109 lines
3.6 KiB
C
109 lines
3.6 KiB
C
/*
|
|
* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
// This file contains platform-specific typedefs and defines.
|
|
// Much of it is derived from Chromium's build/build_config.h.
|
|
|
|
#ifndef WEBRTC_TYPEDEFS_H_
|
|
#define WEBRTC_TYPEDEFS_H_
|
|
|
|
// For access to standard POSIXish features, use WEBRTC_POSIX instead of a
|
|
// more specific macro.
|
|
#if defined(WEBRTC_MAC) || defined(WEBRTC_LINUX) || \
|
|
defined(WEBRTC_ANDROID)
|
|
#define WEBRTC_POSIX
|
|
#endif
|
|
|
|
// 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 WEBRTC_ARCH_X86_FAMILY
|
|
#define WEBRTC_ARCH_X86_64
|
|
#define WEBRTC_ARCH_64_BITS
|
|
#define WEBRTC_ARCH_LITTLE_ENDIAN
|
|
#elif defined(_M_IX86) || defined(__i386__)
|
|
#define WEBRTC_ARCH_X86_FAMILY
|
|
#define WEBRTC_ARCH_X86
|
|
#define WEBRTC_ARCH_32_BITS
|
|
#define WEBRTC_ARCH_LITTLE_ENDIAN
|
|
#elif defined(__ARMEL__)
|
|
// TODO(ajm): We'd prefer to control platform defines here, but this is
|
|
// currently provided by the Android makefiles. Commented to avoid duplicate
|
|
// definition warnings.
|
|
//#define WEBRTC_ARCH_ARM
|
|
// TODO(ajm): Chromium uses the following two defines. Should we switch?
|
|
//#define WEBRTC_ARCH_ARM_FAMILY
|
|
//#define WEBRTC_ARCH_ARMEL
|
|
#define WEBRTC_ARCH_32_BITS
|
|
#define WEBRTC_ARCH_LITTLE_ENDIAN
|
|
#elif defined(__MIPSEL__)
|
|
#define WEBRTC_ARCH_32_BITS
|
|
#define WEBRTC_ARCH_LITTLE_ENDIAN
|
|
#else
|
|
#error Please add support for your architecture in typedefs.h
|
|
#endif
|
|
|
|
#if !(defined(WEBRTC_ARCH_LITTLE_ENDIAN) ^ defined(WEBRTC_ARCH_BIG_ENDIAN))
|
|
#error Define either WEBRTC_ARCH_LITTLE_ENDIAN or WEBRTC_ARCH_BIG_ENDIAN
|
|
#endif
|
|
|
|
#if defined(__SSE2__) || defined(_MSC_VER)
|
|
#define WEBRTC_USE_SSE2
|
|
#endif
|
|
|
|
#if !defined(_MSC_VER)
|
|
#include <stdint.h>
|
|
#else
|
|
// Define C99 equivalent types, since MSVC doesn't provide stdint.h.
|
|
typedef signed char int8_t;
|
|
typedef signed short int16_t;
|
|
typedef signed int int32_t;
|
|
typedef __int64 int64_t;
|
|
typedef unsigned char uint8_t;
|
|
typedef unsigned short uint16_t;
|
|
typedef unsigned int uint32_t;
|
|
typedef unsigned __int64 uint64_t;
|
|
#endif
|
|
|
|
// Borrowed from Chromium's base/compiler_specific.h.
|
|
// Annotate a virtual method indicating it must be overriding a virtual
|
|
// method in the parent class.
|
|
// Use like:
|
|
// virtual void foo() OVERRIDE;
|
|
#if defined(_MSC_VER)
|
|
#define OVERRIDE override
|
|
#elif defined(__clang__)
|
|
// Clang defaults to C++03 and warns about using override. Squelch that.
|
|
// Intentionally no push/pop here so all users of OVERRIDE ignore the warning
|
|
// too. This is like passing -Wno-c++11-extensions, except that GCC won't die
|
|
// (because it won't see this pragma).
|
|
#pragma clang diagnostic ignored "-Wc++11-extensions"
|
|
#define OVERRIDE override
|
|
#else
|
|
#define OVERRIDE
|
|
#endif
|
|
|
|
// Annotate a function indicating the caller must examine the return value.
|
|
// Use like:
|
|
// int foo() WARN_UNUSED_RESULT;
|
|
// TODO(ajm): Hack to avoid multiple definitions until the base/ of webrtc and
|
|
// libjingle are merged.
|
|
#if !defined(WARN_UNUSED_RESULT)
|
|
#if defined(__GNUC__)
|
|
#define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
|
|
#else
|
|
#define WARN_UNUSED_RESULT
|
|
#endif
|
|
#endif // WARN_UNUSED_RESULT
|
|
|
|
#endif // WEBRTC_TYPEDEFS_H_
|