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Diffstat (limited to 'src/google/protobuf/port_def.inc')
| -rw-r--r-- | src/google/protobuf/port_def.inc | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/src/google/protobuf/port_def.inc b/src/google/protobuf/port_def.inc new file mode 100644 index 00000000..113605f6 --- /dev/null +++ b/src/google/protobuf/port_def.inc @@ -0,0 +1,308 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * 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 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. + +// This file defines common macros that are used in protobuf. +// +// To hide these definitions from the outside world (and to prevent collisions +// if more than one version of protobuf is #included in the same project) you +// must follow this pattern when #including port_def.inc in a header file: +// +// #include "other_header.h" +// #include "message.h" +// // etc. +// +// #include "port_def.inc" // MUST be last header included +// +// // Definitions for this header. +// +// #include "port_undef.inc" +// +// This is a textual header with no include guard, because we want to +// detect/prohibit anytime it is #included twice without a corresponding +// #undef. + +// These macros are private and should always be #undef'd from headers. +// If any of these errors fire, you should either properly #include +// port_undef.h at the end of your header that #includes port.h, or +// don't #include port.h twice in a .cc file. +#ifdef PROTOBUF_NAMESPACE +#error PROTOBUF_NAMESPACE was previously defined +#endif +#ifdef PROTOBUF_NAMESPACE_ID +#error PROTOBUF_NAMESPACE_ID was previously defined +#endif +#ifdef PROTOBUF_ALWAYS_INLINE +#error PROTOBUF_ALWAYS_INLINE was previously defined +#endif +#ifdef PROTOBUF_COLD +#error PROTOBUF_COLD was previously defined +#endif +#ifdef PROTOBUF_NOINLINE +#error PROTOBUF_NOINLINE was previously defined +#endif +#ifdef PROTOBUF_SECTION_VARIABLE +#error PROTOBUF_SECTION_VARIABLE was previously defined +#endif +#ifdef PROTOBUF_DEPRECATED +#error PROTOBUF_DEPRECATED was previously defined +#endif +#ifdef PROTOBUF_DEPRECATED_MSG +#error PROTOBUF_DEPRECATED_MSG was previously defined +#endif +#ifdef PROTOBUF_FUNC_ALIGN +#error PROTOBUF_FUNC_ALIGN was previously defined +#endif +#ifdef PROTOBUF_RETURNS_NONNULL +#error PROTOBUF_RETURNS_NONNULL was previously defined +#endif +#ifdef PROTOBUF_RTTI +#error PROTOBUF_RTTI was previously defined +#endif +#ifdef PROTOBUF_VERSION +#error PROTOBUF_VERSION was previously defined +#endif +#ifdef PROTOBUF_VERSION_SUFFIX +#error PROTOBUF_VERSION_SUFFIX was previously defined +#endif +#ifdef PROTOBUF_MIN_HEADER_VERSION_FOR_PROTOC +#error PROTOBUF_MIN_HEADER_VERSION_FOR_PROTOC was previously defined +#endif +#ifdef PROTOBUF_PREDICT_TRUE +#error PROTOBUF_PREDICT_TRUE was previously defined +#endif +#ifdef PROTOBUF_PREDICT_FALSE +#error PROTOBUF_PREDICT_FALSE was previously defined +#endif +#ifdef PROTOBUF_FIELD_OFFSET +#error PROTOBUF_FIELD_OFFSET was previously defined +#endif +#ifdef PROTOBUF_LL_FORMAT +#error PROTOBUF_LL_FORMAT was previously defined +#endif +#ifdef PROTOBUF_GUARDED_BY +#error PROTOBUF_GUARDED_BY was previously defined +#endif +#ifdef PROTOBUF_LONGLONG +#error PROTOBUF_LONGLONG was previously defined +#endif +#ifdef PROTOBUF_ULONGLONG +#error PROTOBUF_ULONGLONG was previously defined +#endif +#ifdef PROTOBUF_FALLTHROUGH_INTENDED +#error PROTOBUF_FALLTHROUGH_INTENDED was previously defined +#endif +#ifdef PROTOBUF_EXPORT +#error PROTOBUF_EXPORT was previously defined +#endif +#ifdef PROTOC_EXPORT +#error PROTOC_EXPORT was previously defined +#endif + + +#define PROTOBUF_NAMESPACE "google::protobuf" +#define PROTOBUF_NAMESPACE_ID google::protobuf +#define PROTOBUF_DEPRECATED +#define PROTOBUF_DEPRECATED_MSG(x) +#define PROTOBUF_SECTION_VARIABLE(x) + +// ---------------------------------------------------------------------------- +// Annotations: Some parts of the code have been annotated in ways that might +// be useful to some compilers or tools, but are not supported universally. +// You can #define these annotations yourself if the default implementation +// is not right for you. + +#ifdef GOOGLE_ATTRIBUTE_ALWAYS_INLINE +#define PROTOBUF_ALWAYS_INLINE GOOGLE_ATTRIBUTE_ALWAYS_INLINE +#else +#if defined(__GNUC__) && (__GNUC__ > 3 ||(__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) +// For functions we want to force inline. +// Introduced in gcc 3.1. +#define PROTOBUF_ALWAYS_INLINE __attribute__ ((always_inline)) +#else +// Other compilers will have to figure it out for themselves. +#define PROTOBUF_ALWAYS_INLINE +#endif +#endif + +#ifdef GOOGLE_ATTRIBUTE_NOINLINE +#define PROTOBUF_NOINLINE GOOGLE_ATTRIBUTE_NOINLINE +#else +#if defined(__GNUC__) && (__GNUC__ > 3 ||(__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) +// For functions we want to force not inline. +// Introduced in gcc 3.1. +#define PROTOBUF_NOINLINE __attribute__ ((noinline)) +#elif defined(_MSC_VER) && (_MSC_VER >= 1400) +// Seems to have been around since at least Visual Studio 2005 +#define PROTOBUF_NOINLINE __declspec(noinline) +#else +// Other compilers will have to figure it out for themselves. +#define PROTOBUF_NOINLINE +#endif +#endif + +#ifdef GOOGLE_ATTRIBUTE_FUNC_ALIGN +#define PROTOBUF_FUNC_ALIGN GOOGLE_ATTRIBUTE_FUNC_ALIGN +#else +#if defined(__clang__) || \ + defined(__GNUC__) && (__GNUC__ > 4 ||(__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) +// Function alignment attribute introduced in gcc 4.3 +#define PROTOBUF_FUNC_ALIGN(bytes) __attribute__ ((aligned(bytes))) +#else +#define PROTOBUF_FUNC_ALIGN(bytes) +#endif +#endif + +#ifdef GOOGLE_PREDICT_TRUE +#define PROTOBUF_PREDICT_TRUE GOOGLE_PREDICT_TRUE +#else +#ifdef __GNUC__ +// Provided at least since GCC 3.0. +#define PROTOBUF_PREDICT_TRUE(x) (__builtin_expect(!!(x), 1)) +#else +#define PROTOBUF_PREDICT_TRUE(x) (x) +#endif +#endif + +#ifdef GOOGLE_PREDICT_FALSE +#define PROTOBUF_PREDICT_FALSE GOOGLE_PREDICT_FALSE +#else +#ifdef __GNUC__ +// Provided at least since GCC 3.0. +#define PROTOBUF_PREDICT_FALSE(x) (__builtin_expect(x, 0)) +#else +#define PROTOBUF_PREDICT_FALSE(x) (x) +#endif +#endif + +#ifdef GOOGLE_PROTOBUF_ATTRIBUTE_RETURNS_NONNULL +#define PROTOBUF_RETURNS_NONNULL GOOGLE_PROTOBUF_ATTRIBUTE_RETURNS_NONNULL +#else +#ifdef __GNUC__ +#define PROTOBUF_RETURNS_NONNULL __attribute__((returns_nonnull)) +#endif +#endif + +#define PROTOBUF_GUARDED_BY(x) +#define PROTOBUF_COLD + +// Copied from ABSL. +#if defined(__clang__) && defined(__has_warning) +#if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough") +#define PROTOBUF_FALLTHROUGH_INTENDED [[clang::fallthrough]] +#endif +#elif defined(__GNUC__) && __GNUC__ >= 7 +#define PROTOBUF_FALLTHROUGH_INTENDED [[gnu::fallthrough]] +#endif + +#ifndef PROTOBUF_FALLTHROUGH_INTENDED +#define PROTOBUF_FALLTHROUGH_INTENDED +#endif + +#ifdef _MSC_VER +#define PROTOBUF_LONGLONG(x) x##I64 +#define PROTOBUF_ULONGLONG(x) x##UI64 +#define PROTOBUF_LL_FORMAT "I64" // As in printf("%I64d", ...) +#else +// By long long, we actually mean int64. +#define PROTOBUF_LONGLONG(x) x##LL +#define PROTOBUF_ULONGLONG(x) x##ULL +// Used to format real long long integers. +#define PROTOBUF_LL_FORMAT \ + "ll" // As in "%lld". Note that "q" is poor form also. +#endif + + +// Shared google3/opensource definitions. ////////////////////////////////////// + +#define PROTOBUF_VERSION 3006001 +#define PROTOBUF_MIN_HEADER_VERSION_FOR_PROTOC 3006001 +#define PROTOBUF_VERSION_SUFFIX "" + +// The minimum library version which works with the current version of the +// headers. +#define GOOGLE_PROTOBUF_MIN_LIBRARY_VERSION 3006001 + +#if defined(GOOGLE_PROTOBUF_NO_RTTI) && GOOGLE_PROTOBUF_NO_RTTI +#define PROTOBUF_RTTI 0 +#else +#define PROTOBUF_RTTI 1 +#endif + +// Returns the offset of the given field within the given aggregate type. +// This is equivalent to the ANSI C offsetof() macro. However, according +// to the C++ standard, offsetof() only works on POD types, and GCC +// enforces this requirement with a warning. In practice, this rule is +// unnecessarily strict; there is probably no compiler or platform on +// which the offsets of the direct fields of a class are non-constant. +// Fields inherited from superclasses *can* have non-constant offsets, +// but that's not what this macro will be used for. +#if defined(__clang__) +// For Clang we use __builtin_offsetof() and suppress the warning, +// to avoid Control Flow Integrity and UBSan vptr sanitizers from +// crashing while trying to validate the invalid reinterpet_casts. +#define PROTOBUF_FIELD_OFFSET(TYPE, FIELD) \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Winvalid-offsetof\"") \ + __builtin_offsetof(TYPE, FIELD) \ + _Pragma("clang diagnostic pop") +#else +// Note that we calculate relative to the pointer value 16 here since if we +// just use zero, GCC complains about dereferencing a NULL pointer. We +// choose 16 rather than some other number just in case the compiler would +// be confused by an unaligned pointer. +#define PROTOBUF_FIELD_OFFSET(TYPE, FIELD) \ + static_cast< ::google::protobuf::uint32>(reinterpret_cast<const char*>( \ + &reinterpret_cast<const TYPE*>(16)->FIELD) - \ + reinterpret_cast<const char*>(16)) +#endif + + +#if defined(_MSC_VER) && defined(PROTOBUF_USE_DLLS) +#ifdef LIBPROTOBUF_EXPORTS +#define PROTOBUF_EXPORT __declspec(dllexport) +#else +#define PROTOBUF_EXPORT __declspec(dllimport) +#endif +#ifdef LIBPROTOC_EXPORTS +#define PROTOC_EXPORT __declspec(dllexport) +#else +#define PROTOC_EXPORT __declspec(dllimport) +#endif +#else +#define PROTOBUF_EXPORT +#define PROTOC_EXPORT +#endif + +// Windows declares several inconvenient macro names. We #undef them and then +// restore them in port_undef.inc. +#ifdef _MSC_VER +#pragma push_macro("GetMessage") +#undef GetMessage +#endif |