/usr/include/webrtc_audio_processing/webrtc/typedefs.h is in libwebrtc-audio-processing-dev 0.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | /*
* 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_
// 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(__aarch64__)
#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
#elif defined(__pnacl__)
#define WEBRTC_ARCH_32_BITS
#define WEBRTC_ARCH_LITTLE_ENDIAN
#else
/* instead of failing, use typical unix defines... */
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define WEBRTC_ARCH_LITTLE_ENDIAN
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#define WEBRTC_ARCH_BIG_ENDIAN
#else
#error __BYTE_ORDER__ is not defined
#endif
#if defined(__LP64__)
#define WEBRTC_ARCH_64_BITS
#else
#define WEBRTC_ARCH_32_BITS
#endif
#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
// TODO(zhongwei.yao): WEBRTC_CPU_DETECTION is only used in one place; we should
// probably just remove it.
#if (defined(WEBRTC_ARCH_X86_FAMILY) && !defined(__SSE2__)) || \
defined(WEBRTC_DETECT_NEON)
#define WEBRTC_CPU_DETECTION
#endif
// TODO(pbos): Use webrtc/base/basictypes.h instead to include fixed-size ints.
#include <stdint.h>
// 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
// Put after a variable that might not be used, to prevent compiler warnings:
// int result ATTRIBUTE_UNUSED = DoSomething();
// assert(result == 17);
#ifndef ATTRIBUTE_UNUSED
#if defined(__GNUC__) || defined(__clang__)
#define ATTRIBUTE_UNUSED __attribute__((unused))
#else
#define ATTRIBUTE_UNUSED
#endif
#endif
// Macro to be used for switch-case fallthrough (required for enabling
// -Wimplicit-fallthrough warning on Clang).
#ifndef FALLTHROUGH
#if defined(__clang__)
#define FALLTHROUGH() [[clang::fallthrough]]
#else
#define FALLTHROUGH() do { } while (0)
#endif
#endif
// Annotate a function that will not return control flow to the caller.
#if defined(_MSC_VER)
#define NO_RETURN __declspec(noreturn)
#elif defined(__GNUC__)
#define NO_RETURN __attribute__((noreturn))
#else
#define NO_RETURN
#endif
#endif // WEBRTC_TYPEDEFS_H_
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