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1// Copyright 2008, Google Inc.2// All rights reserved.3//4// Redistribution and use in source and binary forms, with or without5// modification, are permitted provided that the following conditions are6// met:7//8// * Redistributions of source code must retain the above copyright9// notice, this list of conditions and the following disclaimer.10// * Redistributions in binary form must reproduce the above11// copyright notice, this list of conditions and the following disclaimer12// in the documentation and/or other materials provided with the13// distribution.14// * Neither the name of Google Inc. nor the names of its15// contributors may be used to endorse or promote products derived from16// this software without specific prior written permission.17//18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.29 30// Low-level types and utilities for porting Google Mock to various31// platforms. All macros ending with _ and symbols defined in an32// internal namespace are subject to change without notice. Code33// outside Google Mock MUST NOT USE THEM DIRECTLY. Macros that don't34// end with _ are part of Google Mock's public API and can be used by35// code outside Google Mock.36 37// IWYU pragma: private, include "gmock/gmock.h"38// IWYU pragma: friend gmock/.*39 40#ifndef GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_PORT_H_41#define GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_PORT_H_42 43#include <assert.h>44#include <stdlib.h>45#include <cstdint>46#include <iostream>47 48// Most of the utilities needed for porting Google Mock are also49// required for Google Test and are defined in gtest-port.h.50//51// Note to maintainers: to reduce code duplication, prefer adding52// portability utilities to Google Test's gtest-port.h instead of53// here, as Google Mock depends on Google Test. Only add a utility54// here if it's truly specific to Google Mock.55 56#include "gmock/internal/custom/gmock-port.h"57#include "gtest/internal/gtest-port.h"58 59#ifdef GTEST_HAS_ABSL60#include "absl/flags/declare.h"61#include "absl/flags/flag.h"62#endif63 64// For MS Visual C++, check the compiler version. At least VS 2015 is65// required to compile Google Mock.66#if defined(_MSC_VER) && _MSC_VER < 190067#error "At least Visual C++ 2015 (14.0) is required to compile Google Mock."68#endif69 70// Macro for referencing flags. This is public as we want the user to71// use this syntax to reference Google Mock flags.72#define GMOCK_FLAG_NAME_(name) gmock_##name73#define GMOCK_FLAG(name) FLAGS_gmock_##name74 75// Pick a command line flags implementation.76#ifdef GTEST_HAS_ABSL77 78// Macros for defining flags.79#define GMOCK_DEFINE_bool_(name, default_val, doc) \80 ABSL_FLAG(bool, GMOCK_FLAG_NAME_(name), default_val, doc)81#define GMOCK_DEFINE_int32_(name, default_val, doc) \82 ABSL_FLAG(int32_t, GMOCK_FLAG_NAME_(name), default_val, doc)83#define GMOCK_DEFINE_string_(name, default_val, doc) \84 ABSL_FLAG(std::string, GMOCK_FLAG_NAME_(name), default_val, doc)85 86// Macros for declaring flags.87#define GMOCK_DECLARE_bool_(name) \88 ABSL_DECLARE_FLAG(bool, GMOCK_FLAG_NAME_(name))89#define GMOCK_DECLARE_int32_(name) \90 ABSL_DECLARE_FLAG(int32_t, GMOCK_FLAG_NAME_(name))91#define GMOCK_DECLARE_string_(name) \92 ABSL_DECLARE_FLAG(std::string, GMOCK_FLAG_NAME_(name))93 94#define GMOCK_FLAG_GET(name) ::absl::GetFlag(GMOCK_FLAG(name))95#define GMOCK_FLAG_SET(name, value) \96 (void)(::absl::SetFlag(&GMOCK_FLAG(name), value))97 98#else // GTEST_HAS_ABSL99 100// Macros for defining flags.101#define GMOCK_DEFINE_bool_(name, default_val, doc) \102 namespace testing { \103 GTEST_API_ bool GMOCK_FLAG(name) = (default_val); \104 } \105 static_assert(true, "no-op to require trailing semicolon")106#define GMOCK_DEFINE_int32_(name, default_val, doc) \107 namespace testing { \108 GTEST_API_ int32_t GMOCK_FLAG(name) = (default_val); \109 } \110 static_assert(true, "no-op to require trailing semicolon")111#define GMOCK_DEFINE_string_(name, default_val, doc) \112 namespace testing { \113 GTEST_API_ ::std::string GMOCK_FLAG(name) = (default_val); \114 } \115 static_assert(true, "no-op to require trailing semicolon")116 117// Macros for declaring flags.118#define GMOCK_DECLARE_bool_(name) \119 namespace testing { \120 GTEST_API_ extern bool GMOCK_FLAG(name); \121 } \122 static_assert(true, "no-op to require trailing semicolon")123#define GMOCK_DECLARE_int32_(name) \124 namespace testing { \125 GTEST_API_ extern int32_t GMOCK_FLAG(name); \126 } \127 static_assert(true, "no-op to require trailing semicolon")128#define GMOCK_DECLARE_string_(name) \129 namespace testing { \130 GTEST_API_ extern ::std::string GMOCK_FLAG(name); \131 } \132 static_assert(true, "no-op to require trailing semicolon")133 134#define GMOCK_FLAG_GET(name) ::testing::GMOCK_FLAG(name)135#define GMOCK_FLAG_SET(name, value) (void)(::testing::GMOCK_FLAG(name) = value)136 137#endif // GTEST_HAS_ABSL138 139#endif // GOOGLEMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_PORT_H_140