gtest-port.h revision 6a036a5c8c7613e888fad39d92fc3fd84a96fbc7
1d201456903f3ecae1f7794edfab0d5678e64226shiqian// Copyright 2005, Google Inc. 2d201456903f3ecae1f7794edfab0d5678e64226shiqian// All rights reserved. 3d201456903f3ecae1f7794edfab0d5678e64226shiqian// 4d201456903f3ecae1f7794edfab0d5678e64226shiqian// Redistribution and use in source and binary forms, with or without 5d201456903f3ecae1f7794edfab0d5678e64226shiqian// modification, are permitted provided that the following conditions are 6d201456903f3ecae1f7794edfab0d5678e64226shiqian// met: 7d201456903f3ecae1f7794edfab0d5678e64226shiqian// 8d201456903f3ecae1f7794edfab0d5678e64226shiqian// * Redistributions of source code must retain the above copyright 9d201456903f3ecae1f7794edfab0d5678e64226shiqian// notice, this list of conditions and the following disclaimer. 10d201456903f3ecae1f7794edfab0d5678e64226shiqian// * Redistributions in binary form must reproduce the above 11d201456903f3ecae1f7794edfab0d5678e64226shiqian// copyright notice, this list of conditions and the following disclaimer 12d201456903f3ecae1f7794edfab0d5678e64226shiqian// in the documentation and/or other materials provided with the 13d201456903f3ecae1f7794edfab0d5678e64226shiqian// distribution. 14d201456903f3ecae1f7794edfab0d5678e64226shiqian// * Neither the name of Google Inc. nor the names of its 15d201456903f3ecae1f7794edfab0d5678e64226shiqian// contributors may be used to endorse or promote products derived from 16d201456903f3ecae1f7794edfab0d5678e64226shiqian// this software without specific prior written permission. 17d201456903f3ecae1f7794edfab0d5678e64226shiqian// 18d201456903f3ecae1f7794edfab0d5678e64226shiqian// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19d201456903f3ecae1f7794edfab0d5678e64226shiqian// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20d201456903f3ecae1f7794edfab0d5678e64226shiqian// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21d201456903f3ecae1f7794edfab0d5678e64226shiqian// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22d201456903f3ecae1f7794edfab0d5678e64226shiqian// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23d201456903f3ecae1f7794edfab0d5678e64226shiqian// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24d201456903f3ecae1f7794edfab0d5678e64226shiqian// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25d201456903f3ecae1f7794edfab0d5678e64226shiqian// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26d201456903f3ecae1f7794edfab0d5678e64226shiqian// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27d201456903f3ecae1f7794edfab0d5678e64226shiqian// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28d201456903f3ecae1f7794edfab0d5678e64226shiqian// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29d201456903f3ecae1f7794edfab0d5678e64226shiqian// 30d201456903f3ecae1f7794edfab0d5678e64226shiqian// Authors: wan@google.com (Zhanyong Wan) 31d201456903f3ecae1f7794edfab0d5678e64226shiqian// 32d201456903f3ecae1f7794edfab0d5678e64226shiqian// Low-level types and utilities for porting Google Test to various 33d201456903f3ecae1f7794edfab0d5678e64226shiqian// platforms. They are subject to change without notice. DO NOT USE 34d201456903f3ecae1f7794edfab0d5678e64226shiqian// THEM IN USER CODE. 356a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// 366a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// This file is fundamental to Google Test. All other Google Test source 376a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// files are expected to #include this. Therefore, it cannot #include 386a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// any other Google Test header. 39d201456903f3ecae1f7794edfab0d5678e64226shiqian 40d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ 41d201456903f3ecae1f7794edfab0d5678e64226shiqian#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ 42d201456903f3ecae1f7794edfab0d5678e64226shiqian 43d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user can define the following macros in the build script to 44e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// control Google Test's behavior. If the user doesn't define a macro 45e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// in this list, Google Test will define it. 46d201456903f3ecae1f7794edfab0d5678e64226shiqian// 4704f025dd5746fca83c6c32f1729b3449721dd60eshiqian// GTEST_HAS_CLONE - Define it to 1/0 to indicate that clone(2) 4804f025dd5746fca83c6c32f1729b3449721dd60eshiqian// is/isn't available. 49cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// GTEST_HAS_EXCEPTIONS - Define it to 1/0 to indicate that exceptions 50cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// are enabled. 51d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_HAS_GLOBAL_STRING - Define it to 1/0 to indicate that ::string 52d201456903f3ecae1f7794edfab0d5678e64226shiqian// is/isn't available (some systems define 53d201456903f3ecae1f7794edfab0d5678e64226shiqian// ::string, which is different to std::string). 54d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_HAS_GLOBAL_WSTRING - Define it to 1/0 to indicate that ::string 55d201456903f3ecae1f7794edfab0d5678e64226shiqian// is/isn't available (some systems define 56d201456903f3ecae1f7794edfab0d5678e64226shiqian// ::wstring, which is different to std::wstring). 57e96d247b20116646f343b6e2ec37af154f655977vladlosev// GTEST_HAS_POSIX_RE - Define it to 1/0 to indicate that POSIX regular 58e96d247b20116646f343b6e2ec37af154f655977vladlosev// expressions are/aren't available. 59e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_HAS_PTHREAD - Define it to 1/0 to indicate that <pthread.h> 60e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// is/isn't available. 6104f025dd5746fca83c6c32f1729b3449721dd60eshiqian// GTEST_HAS_RTTI - Define it to 1/0 to indicate that RTTI is/isn't 6204f025dd5746fca83c6c32f1729b3449721dd60eshiqian// enabled. 6304f025dd5746fca83c6c32f1729b3449721dd60eshiqian// GTEST_HAS_STD_WSTRING - Define it to 1/0 to indicate that 6404f025dd5746fca83c6c32f1729b3449721dd60eshiqian// std::wstring does/doesn't work (Google Test can 6504f025dd5746fca83c6c32f1729b3449721dd60eshiqian// be used where std::wstring is unavailable). 66532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// GTEST_HAS_TR1_TUPLE - Define it to 1/0 to indicate tr1::tuple 673d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// is/isn't available. 68f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// GTEST_HAS_SEH - Define it to 1/0 to indicate whether the 69f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// compiler supports Microsoft's "Structured 70f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Exception Handling". 7135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// GTEST_HAS_STREAM_REDIRECTION 7235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// - Define it to 1/0 to indicate whether the 7335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// platform supports I/O stream redirection using 7435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// dup() and dup2(). 75532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// GTEST_USE_OWN_TR1_TUPLE - Define it to 1/0 to indicate whether Google 76532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// Test's own tr1 tuple implementation should be 77532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// used. Unused when the user sets 78532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// GTEST_HAS_TR1_TUPLE to 0. 792147489625ea8071ca560462f19b1ceb8940a229vladlosev// GTEST_LANG_CXX11 - Define it to 1/0 to indicate that Google Test 802147489625ea8071ca560462f19b1ceb8940a229vladlosev// is building in C++11/C++98 mode. 8183589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// GTEST_LINKED_AS_SHARED_LIBRARY 8283589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// - Define to 1 when compiling tests that use 8383589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// Google Test as a shared library (known as 8483589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// DLL on Windows). 8583589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// GTEST_CREATE_SHARED_LIBRARY 8683589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// - Define to 1 when compiling Google Test itself 8783589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// as a shared library. 88d201456903f3ecae1f7794edfab0d5678e64226shiqian 89d201456903f3ecae1f7794edfab0d5678e64226shiqian// This header defines the following utilities: 90d201456903f3ecae1f7794edfab0d5678e64226shiqian// 910af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// Macros indicating the current platform (defined to 1 if compiled on 920af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// the given platform; otherwise undefined): 9306d04c0945bf47bae90532552e6e8294802fc9aavladlosev// GTEST_OS_AIX - IBM AIX 940af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_CYGWIN - Cygwin 95741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// GTEST_OS_HPUX - HP-UX 960af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_LINUX - Linux 975017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan// GTEST_OS_LINUX_ANDROID - Google Android 980af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_MAC - Mac OS X 99a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm// GTEST_OS_IOS - iOS 100268ba618154d80648aca80a4e9298dab5cceed75jgm// GTEST_OS_IOS_SIMULATOR - iOS simulator 10142bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev// GTEST_OS_NACL - Google Native Client (NaCl) 102814a5e9310bbc8aeb0b985c1dcb66496835bf73avladlosev// GTEST_OS_OPENBSD - OpenBSD 103386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev// GTEST_OS_QNX - QNX 1040af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_SOLARIS - Sun Solaris 1050af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_SYMBIAN - Symbian 106b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan// GTEST_OS_WINDOWS - Windows (Desktop, MinGW, or Mobile) 107b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan// GTEST_OS_WINDOWS_DESKTOP - Windows Desktop 108b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan// GTEST_OS_WINDOWS_MINGW - MinGW 10981e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan// GTEST_OS_WINDOWS_MOBILE - Windows Mobile 1100af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_ZOS - z/OS 111d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// 112b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// Among the platforms, Cygwin, Linux, Max OS X, and Windows have the 113b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// most stable support. Since core members of the Google Test project 114b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// don't have access to other platforms, support for them may be less 115b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// stable. If you notice any problems on your platform, please notify 116b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// googletestframework@googlegroups.com (patches for fixing them are 117b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// even more welcome!). 118b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// 1190af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// Note that it is possible that none of the GTEST_OS_* macros are defined. 120d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1210af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// Macros indicating available Google Test features (defined to 1 if 1220af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// the corresponding feature is supported; otherwise undefined): 1230af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_COMBINE - the Combine() function (for value-parameterized 1240af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// tests) 1250af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_DEATH_TEST - death tests 1260af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_PARAM_TEST - value-parameterized tests 1270af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_TYPED_TEST - typed tests 1280af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_TYPED_TEST_P - type-parameterized tests 129e96d247b20116646f343b6e2ec37af154f655977vladlosev// GTEST_USES_POSIX_RE - enhanced POSIX regex is used. Do not confuse with 130e96d247b20116646f343b6e2ec37af154f655977vladlosev// GTEST_HAS_POSIX_RE (see above) which users can 131e96d247b20116646f343b6e2ec37af154f655977vladlosev// define themselves. 1320af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_USES_SIMPLE_RE - our own simple regex is used; 133c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// the above two are mutually exclusive. 13406d04c0945bf47bae90532552e6e8294802fc9aavladlosev// GTEST_CAN_COMPARE_NULL - accepts untyped NULL in EXPECT_EQ(). 135d201456903f3ecae1f7794edfab0d5678e64226shiqian// 136d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macros for basic C++ coding: 137e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_AMBIGUOUS_ELSE_BLOCKER_ - for disabling a gcc warning. 1380da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// GTEST_ATTRIBUTE_UNUSED_ - declares that a class' instances or a 1390da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// variable don't have to be used. 1407b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// GTEST_DISALLOW_ASSIGN_ - disables operator=. 141e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_DISALLOW_COPY_AND_ASSIGN_ - disables copy ctor and operator=. 142e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_MUST_USE_RESULT_ - declares that a function's result must be used. 143d201456903f3ecae1f7794edfab0d5678e64226shiqian// 144d201456903f3ecae1f7794edfab0d5678e64226shiqian// Synchronization: 145d201456903f3ecae1f7794edfab0d5678e64226shiqian// Mutex, MutexLock, ThreadLocal, GetThreadCount() 146d201456903f3ecae1f7794edfab0d5678e64226shiqian// - synchronization primitives. 147e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_IS_THREADSAFE - defined to 1 to indicate that the above 148e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// synchronization primitives have real implementations 149e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// and Google Test is thread-safe; or 0 otherwise. 150d201456903f3ecae1f7794edfab0d5678e64226shiqian// 151d201456903f3ecae1f7794edfab0d5678e64226shiqian// Template meta programming: 152d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// is_pointer - as in TR1; needed on Symbian and IBM XL C/C++ only. 153fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan// IteratorTraits - partial implementation of std::iterator_traits, which 154fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan// is not available in libCstd when compiled with Sun C++. 155d201456903f3ecae1f7794edfab0d5678e64226shiqian// 156d201456903f3ecae1f7794edfab0d5678e64226shiqian// Smart pointers: 157d201456903f3ecae1f7794edfab0d5678e64226shiqian// scoped_ptr - as in TR2. 158d201456903f3ecae1f7794edfab0d5678e64226shiqian// 159d201456903f3ecae1f7794edfab0d5678e64226shiqian// Regular expressions: 160d201456903f3ecae1f7794edfab0d5678e64226shiqian// RE - a simple regular expression class using the POSIX 16135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// Extended Regular Expression syntax on UNIX-like 16235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// platforms, or a reduced regular exception syntax on 16335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// other platforms, including Windows. 164d201456903f3ecae1f7794edfab0d5678e64226shiqian// 165d201456903f3ecae1f7794edfab0d5678e64226shiqian// Logging: 166e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_LOG_() - logs messages at the specified severity level. 167d201456903f3ecae1f7794edfab0d5678e64226shiqian// LogToStderr() - directs all log messages to stderr. 168d201456903f3ecae1f7794edfab0d5678e64226shiqian// FlushInfoLog() - flushes informational log messages. 169d201456903f3ecae1f7794edfab0d5678e64226shiqian// 170fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// Stdout and stderr capturing: 171fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// CaptureStdout() - starts capturing stdout. 172fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// GetCapturedStdout() - stops capturing stdout and returns the captured 173fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// string. 174d201456903f3ecae1f7794edfab0d5678e64226shiqian// CaptureStderr() - starts capturing stderr. 175d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetCapturedStderr() - stops capturing stderr and returns the captured 176d201456903f3ecae1f7794edfab0d5678e64226shiqian// string. 177d201456903f3ecae1f7794edfab0d5678e64226shiqian// 178d201456903f3ecae1f7794edfab0d5678e64226shiqian// Integer types: 179d201456903f3ecae1f7794edfab0d5678e64226shiqian// TypeWithSize - maps an integer to a int type. 180d201456903f3ecae1f7794edfab0d5678e64226shiqian// Int32, UInt32, Int64, UInt64, TimeInMillis 181d201456903f3ecae1f7794edfab0d5678e64226shiqian// - integers of known sizes. 182d201456903f3ecae1f7794edfab0d5678e64226shiqian// BiggestInt - the biggest signed integer type. 183d201456903f3ecae1f7794edfab0d5678e64226shiqian// 184d201456903f3ecae1f7794edfab0d5678e64226shiqian// Command-line utilities: 185d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_FLAG() - references a flag. 186d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_DECLARE_*() - declares a flag. 187d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_DEFINE_*() - defines a flag. 18869a40b7d4ab4171cbe4ef920e7a5171109e2064cvladlosev// GetInjectableArgvs() - returns the command line as a vector of strings. 189d201456903f3ecae1f7794edfab0d5678e64226shiqian// 190d201456903f3ecae1f7794edfab0d5678e64226shiqian// Environment variable utilities: 191d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetEnv() - gets the value of an environment variable. 192d201456903f3ecae1f7794edfab0d5678e64226shiqian// BoolFromGTestEnv() - parses a bool environment variable. 193d201456903f3ecae1f7794edfab0d5678e64226shiqian// Int32FromGTestEnv() - parses an Int32 environment variable. 194d201456903f3ecae1f7794edfab0d5678e64226shiqian// StringFromGTestEnv() - parses a string environment variable. 195d201456903f3ecae1f7794edfab0d5678e64226shiqian 19635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#include <ctype.h> // for isspace, etc 19735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#include <stddef.h> // for ptrdiff_t 198d201456903f3ecae1f7794edfab0d5678e64226shiqian#include <stdlib.h> 199d201456903f3ecae1f7794edfab0d5678e64226shiqian#include <stdio.h> 2003c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#include <string.h> 2014853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#ifndef _WIN32_WCE 202ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <sys/types.h> 203ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <sys/stat.h> 2044853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif // !_WIN32_WCE 2053c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 206a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm#if defined __APPLE__ 207a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm# include <AvailabilityMacros.h> 208a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm# include <TargetConditionals.h> 209a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm#endif 210a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm 2113c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#include <iostream> // NOLINT 2127b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan#include <sstream> // NOLINT 2137b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan#include <string> // NOLINT 214d201456903f3ecae1f7794edfab0d5678e64226shiqian 21587d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#define GTEST_DEV_EMAIL_ "googletestframework@@googlegroups.com" 2160af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_FLAG_PREFIX_ "gtest_" 2176bfc4b2bd378940fa006bd32b9667ad4137d8f15vladlosev#define GTEST_FLAG_PREFIX_DASH_ "gtest-" 2180af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_FLAG_PREFIX_UPPER_ "GTEST_" 21987d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#define GTEST_NAME_ "Google Test" 22087d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#define GTEST_PROJECT_URL_ "http://code.google.com/p/googletest/" 221d201456903f3ecae1f7794edfab0d5678e64226shiqian 22264cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// Determines the version of gcc that is used to compile this. 22364cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#ifdef __GNUC__ 22464cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// 40302 means version 4.3.2. 225ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_GCC_VER_ \ 22664cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__) 22764cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#endif // __GNUC__ 22864cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 229d201456903f3ecae1f7794edfab0d5678e64226shiqian// Determines the platform on which Google Test is compiled. 230e0ecb7ac588e4061fe57207ff3734e465637b14dshiqian#ifdef __CYGWIN__ 231ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_CYGWIN 1 232ae3247986bbbafcc913b5fe6132090ad6f1c3f36zhanyong.wan#elif defined __SYMBIAN32__ 233ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_SYMBIAN 1 2346a26383e31cf79dd0acf89bf3a53c7a805decf1dzhanyong.wan#elif defined _WIN32 235ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS 1 236ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef _WIN32_WCE 237ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS_MOBILE 1 238ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__MINGW__) || defined(__MINGW32__) 239ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS_MINGW 1 240ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 241ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS_DESKTOP 1 242ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // _WIN32_WCE 243d201456903f3ecae1f7794edfab0d5678e64226shiqian#elif defined __APPLE__ 244ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_MAC 1 245a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm# if TARGET_OS_IPHONE 246a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm# define GTEST_OS_IOS 1 24787fdda2cf24d953f3cbec1e0c266b2db9928f406jgm# if TARGET_IPHONE_SIMULATOR 248268ba618154d80648aca80a4e9298dab5cceed75jgm# define GTEST_OS_IOS_SIMULATOR 1 24987fdda2cf24d953f3cbec1e0c266b2db9928f406jgm# endif 250a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm# endif 251d201456903f3ecae1f7794edfab0d5678e64226shiqian#elif defined __linux__ 252ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_LINUX 1 25378bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# if defined __ANDROID__ 2545017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan# define GTEST_OS_LINUX_ANDROID 1 25578bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# endif 256d2849f573052ba8431a887e0034b1be353a0d9b4shiqian#elif defined __MVS__ 257ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_ZOS 1 258d2849f573052ba8431a887e0034b1be353a0d9b4shiqian#elif defined(__sun) && defined(__SVR4) 259ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_SOLARIS 1 26006d04c0945bf47bae90532552e6e8294802fc9aavladlosev#elif defined(_AIX) 261ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_AIX 1 262741d6c0d475664fc48790917cefed455a4307227zhanyong.wan#elif defined(__hpux) 263741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# define GTEST_OS_HPUX 1 26442bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev#elif defined __native_client__ 265ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_NACL 1 266814a5e9310bbc8aeb0b985c1dcb66496835bf73avladlosev#elif defined __OpenBSD__ 267814a5e9310bbc8aeb0b985c1dcb66496835bf73avladlosev# define GTEST_OS_OPENBSD 1 268386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev#elif defined __QNX__ 269386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev# define GTEST_OS_QNX 1 2706a26383e31cf79dd0acf89bf3a53c7a805decf1dzhanyong.wan#endif // __CYGWIN__ 271d201456903f3ecae1f7794edfab0d5678e64226shiqian 2722147489625ea8071ca560462f19b1ceb8940a229vladlosev#ifndef GTEST_LANG_CXX11 2732147489625ea8071ca560462f19b1ceb8940a229vladlosev// gcc and clang define __GXX_EXPERIMENTAL_CXX0X__ when 2742147489625ea8071ca560462f19b1ceb8940a229vladlosev// -std={c,gnu}++{0x,11} is passed. The C++11 standard specifies a 2752147489625ea8071ca560462f19b1ceb8940a229vladlosev// value for __cplusplus, and recent versions of clang, gcc, and 2762147489625ea8071ca560462f19b1ceb8940a229vladlosev// probably other compilers set that too in C++11 mode. 2772147489625ea8071ca560462f19b1ceb8940a229vladlosev# if __GXX_EXPERIMENTAL_CXX0X__ || __cplusplus >= 201103L 2782147489625ea8071ca560462f19b1ceb8940a229vladlosev// Compiling in at least C++11 mode. 2792147489625ea8071ca560462f19b1ceb8940a229vladlosev# define GTEST_LANG_CXX11 1 2802147489625ea8071ca560462f19b1ceb8940a229vladlosev# else 2812147489625ea8071ca560462f19b1ceb8940a229vladlosev# define GTEST_LANG_CXX11 0 2822147489625ea8071ca560462f19b1ceb8940a229vladlosev# endif 2832147489625ea8071ca560462f19b1ceb8940a229vladlosev#endif 2842147489625ea8071ca560462f19b1ceb8940a229vladlosev 285e96d247b20116646f343b6e2ec37af154f655977vladlosev// Brings in definitions for functions used in the testing::internal::posix 286e96d247b20116646f343b6e2ec37af154f655977vladlosev// namespace (read, write, close, chdir, isatty, stat). We do not currently 287e96d247b20116646f343b6e2ec37af154f655977vladlosev// use them on Windows Mobile. 288e96d247b20116646f343b6e2ec37af154f655977vladlosev#if !GTEST_OS_WINDOWS 289e96d247b20116646f343b6e2ec37af154f655977vladlosev// This assumes that non-Windows OSes provide unistd.h. For OSes where this 290e96d247b20116646f343b6e2ec37af154f655977vladlosev// is not the case, we need to include headers that provide the functions 291e96d247b20116646f343b6e2ec37af154f655977vladlosev// mentioned above. 292ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <unistd.h> 2932147489625ea8071ca560462f19b1ceb8940a229vladlosev# include <strings.h> 294e96d247b20116646f343b6e2ec37af154f655977vladlosev#elif !GTEST_OS_WINDOWS_MOBILE 295ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <direct.h> 296ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <io.h> 297e96d247b20116646f343b6e2ec37af154f655977vladlosev#endif 298e96d247b20116646f343b6e2ec37af154f655977vladlosev 29978bf6d5724e733cce313228856e18d5c372b4fb3vladlosev#if GTEST_OS_LINUX_ANDROID 30078bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// Used to define __ANDROID_API__ matching the target NDK API level. 30178bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# include <android/api-level.h> // NOLINT 30278bf6d5724e733cce313228856e18d5c372b4fb3vladlosev#endif 30378bf6d5724e733cce313228856e18d5c372b4fb3vladlosev 304e96d247b20116646f343b6e2ec37af154f655977vladlosev// Defines this to true iff Google Test can use POSIX regular expressions. 305e96d247b20116646f343b6e2ec37af154f655977vladlosev#ifndef GTEST_HAS_POSIX_RE 30678bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# if GTEST_OS_LINUX_ANDROID 30778bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// On Android, <regex.h> is only available starting with Gingerbread. 30878bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_POSIX_RE (__ANDROID_API__ >= 9) 30978bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# else 31078bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_POSIX_RE (!GTEST_OS_WINDOWS) 31178bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# endif 312e96d247b20116646f343b6e2ec37af154f655977vladlosev#endif 313e96d247b20116646f343b6e2ec37af154f655977vladlosev 314e96d247b20116646f343b6e2ec37af154f655977vladlosev#if GTEST_HAS_POSIX_RE 315c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 316c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// On some platforms, <regex.h> needs someone to define size_t, and 317c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// won't compile otherwise. We can #include it here as we already 318c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// included <stdlib.h>, which is guaranteed to define size_t through 319c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// <stddef.h>. 320ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <regex.h> // NOLINT 3213c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 322ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USES_POSIX_RE 1 323c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 3243c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#elif GTEST_OS_WINDOWS 3253c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 3263c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// <regex.h> is not available on Windows. Use our own simple regex 3273c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// implementation instead. 328ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USES_SIMPLE_RE 1 3293c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 330c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#else 331c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 3324984c93490eeeb7d3d1979b30a39a21cad07cba5zhanyong.wan// <regex.h> may not be available on this platform. Use our own 3334984c93490eeeb7d3d1979b30a39a21cad07cba5zhanyong.wan// simple regex implementation instead. 334ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USES_SIMPLE_RE 1 335c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 336e96d247b20116646f343b6e2ec37af154f655977vladlosev#endif // GTEST_HAS_POSIX_RE 337c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 338cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#ifndef GTEST_HAS_EXCEPTIONS 339cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// The user didn't tell us whether exceptions are enabled, so we need 340cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// to figure it out. 341ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if defined(_MSC_VER) || defined(__BORLANDC__) 342c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan// MSVC's and C++Builder's implementations of the STL use the _HAS_EXCEPTIONS 343c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan// macro to enable exceptions, so we'll do the same. 344d201456903f3ecae1f7794edfab0d5678e64226shiqian// Assumes that exceptions are enabled by default. 345ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifndef _HAS_EXCEPTIONS 346ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define _HAS_EXCEPTIONS 1 347ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // _HAS_EXCEPTIONS 348ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS _HAS_EXCEPTIONS 349ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__GNUC__) && __EXCEPTIONS 350cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// gcc defines __EXCEPTIONS to 1 iff exceptions are enabled. 351ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 352ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__SUNPRO_CC) 353cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// Sun Pro CC supports exceptions. However, there is no compile-time way of 354cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// detecting whether they are enabled or not. Therefore, we assume that 355cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// they are enabled unless the user tells us otherwise. 356ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 357ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__IBMCPP__) && __EXCEPTIONS 35806d04c0945bf47bae90532552e6e8294802fc9aavladlosev// xlC defines __EXCEPTIONS to 1 iff exceptions are enabled. 359ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 360741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# elif defined(__HP_aCC) 361741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// Exception handling is in effect by default in HP aCC compiler. It has to 362741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// be turned of by +noeh compiler option if desired. 363741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 364ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 365cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// For other compilers, we assume exceptions are disabled to be 366cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// conservative. 367ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 0 368ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // defined(_MSC_VER) || defined(__BORLANDC__) 369cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#endif // GTEST_HAS_EXCEPTIONS 370d201456903f3ecae1f7794edfab0d5678e64226shiqian 37188e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan#if !defined(GTEST_HAS_STD_STRING) 37288e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// Even though we don't use this macro any longer, we keep it in case 37388e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// some clients still depend on it. 374ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_STD_STRING 1 37588e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan#elif !GTEST_HAS_STD_STRING 37688e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// The user told us that ::std::string isn't available. 377ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# error "Google Test cannot be used where ::std::string isn't available." 37888e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan#endif // !defined(GTEST_HAS_STD_STRING) 379d201456903f3ecae1f7794edfab0d5678e64226shiqian 380d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_HAS_GLOBAL_STRING 381d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user didn't tell us whether ::string is available, so we need 382d201456903f3ecae1f7794edfab0d5678e64226shiqian// to figure it out. 383d201456903f3ecae1f7794edfab0d5678e64226shiqian 384ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_GLOBAL_STRING 0 385d201456903f3ecae1f7794edfab0d5678e64226shiqian 386d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_STRING 387d201456903f3ecae1f7794edfab0d5678e64226shiqian 388d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_HAS_STD_WSTRING 389d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user didn't tell us whether ::std::wstring is available, so we need 390d201456903f3ecae1f7794edfab0d5678e64226shiqian// to figure it out. 391d201456903f3ecae1f7794edfab0d5678e64226shiqian// TODO(wan@google.com): uses autoconf to detect whether ::std::wstring 392d201456903f3ecae1f7794edfab0d5678e64226shiqian// is available. 393d201456903f3ecae1f7794edfab0d5678e64226shiqian 394e96d247b20116646f343b6e2ec37af154f655977vladlosev// Cygwin 1.7 and below doesn't support ::std::wstring. 3955017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan// Solaris' libc++ doesn't support it either. Android has 3965017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan// no support for it at least as recent as Froyo (2.2). 3975017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan# define GTEST_HAS_STD_WSTRING \ 3985017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan (!(GTEST_OS_LINUX_ANDROID || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS)) 399d201456903f3ecae1f7794edfab0d5678e64226shiqian 400d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_STD_WSTRING 401d201456903f3ecae1f7794edfab0d5678e64226shiqian 402d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_HAS_GLOBAL_WSTRING 403d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user didn't tell us whether ::wstring is available, so we need 404d201456903f3ecae1f7794edfab0d5678e64226shiqian// to figure it out. 405ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_GLOBAL_WSTRING \ 406bbab12725025270beb12cb62a73b9cfc33bdec85zhanyong.wan (GTEST_HAS_STD_WSTRING && GTEST_HAS_GLOBAL_STRING) 407d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_WSTRING 408d201456903f3ecae1f7794edfab0d5678e64226shiqian 40964cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// Determines whether RTTI is available. 41064cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#ifndef GTEST_HAS_RTTI 41164cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// The user didn't tell us whether RTTI is enabled, so we need to 41264cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// figure it out. 41364cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 414ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef _MSC_VER 41564cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 416ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef _CPPRTTI // MSVC defines this macro iff RTTI is enabled. 417ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 418ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 419ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 0 420ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 42164cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 42264cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// Starting with version 4.3.2, gcc defines __GXX_RTTI iff RTTI is enabled. 423ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__GNUC__) && (GTEST_GCC_VER_ >= 40302) 4243569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan 425ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef __GXX_RTTI 42678bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// When building against STLport with the Android NDK and with 42778bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// -frtti -fno-exceptions, the build fails at link time with undefined 42878bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// references to __cxa_bad_typeid. Note sure if STL or toolchain bug, 42978bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// so disable RTTI when detected. 43078bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# if GTEST_OS_LINUX_ANDROID && defined(_STLPORT_MAJOR) && \ 43178bf6d5724e733cce313228856e18d5c372b4fb3vladlosev !defined(__EXCEPTIONS) 43278bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_RTTI 0 43378bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# else 43478bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_RTTI 1 43578bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# endif // GTEST_OS_LINUX_ANDROID && __STLPORT_MAJOR && !__EXCEPTIONS 436ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 437ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 0 438ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // __GXX_RTTI 43964cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 440cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev// Clang defines __GXX_RTTI starting with version 3.0, but its manual recommends 441cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev// using has_feature instead. has_feature(cxx_rtti) is supported since 2.7, the 442cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev// first version with C++ support. 443cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev# elif defined(__clang__) 444cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev 445cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev# define GTEST_HAS_RTTI __has_feature(cxx_rtti) 446cdb24f86d56e5a3ff84b6f1fa71e0b33f22d9152vladlosev 4473569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan// Starting with version 9.0 IBM Visual Age defines __RTTI_ALL__ to 1 if 4483569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan// both the typeid and dynamic_cast features are present. 449ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__IBMCPP__) && (__IBMCPP__ >= 900) 4502346d25784279f0eb6dfcd4e9ab28ae572baea07zhanyong.wan 451ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef __RTTI_ALL__ 452ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 453ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 454ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 0 455ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 4562346d25784279f0eb6dfcd4e9ab28ae572baea07zhanyong.wan 457ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 45864cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 4593569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan// For all other compilers, we assume RTTI is enabled. 460ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 46164cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 462ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // _MSC_VER 46364cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 46464cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#endif // GTEST_HAS_RTTI 46564cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 466e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// It's this header's responsibility to #include <typeinfo> when RTTI 467e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// is enabled. 468e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#if GTEST_HAS_RTTI 469ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <typeinfo> 470e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#endif 471e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 4723bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Determines whether Google Test can use the pthreads library. 473e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#ifndef GTEST_HAS_PTHREAD 4743bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// The user didn't tell us explicitly, so we assume pthreads support is 4753bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// available on Linux and Mac. 4763bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 4773bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// To disable threading support in Google Test, add -DGTEST_HAS_PTHREAD=0 4783bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// to your compiler flags. 479386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev# define GTEST_HAS_PTHREAD (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX \ 480386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev || GTEST_OS_QNX) 481e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#endif // GTEST_HAS_PTHREAD 482e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian 4833899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev#if GTEST_HAS_PTHREAD 4843899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev// gtest-port.h guarantees to #include <pthread.h> when GTEST_HAS_PTHREAD is 4853899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev// true. 486ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <pthread.h> // NOLINT 487e96d247b20116646f343b6e2ec37af154f655977vladlosev 488e96d247b20116646f343b6e2ec37af154f655977vladlosev// For timespec and nanosleep, used below. 489ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <time.h> // NOLINT 4903899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev#endif 4913899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev 492532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// Determines whether Google Test can use tr1/tuple. You can define 493532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// this macro to 0 to prevent Google Test from using tuple (any 494532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// feature depending on tuple with be disabled in this mode). 4953d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev#ifndef GTEST_HAS_TR1_TUPLE 49678bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# if GTEST_OS_LINUX_ANDROID && defined(_STLPORT_MAJOR) 49778bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// STLport, provided with the Android NDK, has neither <tr1/tuple> or <tuple>. 49878bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_TR1_TUPLE 0 49978bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# else 500532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// The user didn't tell us not to do it, so we assume it's OK. 50178bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_TR1_TUPLE 1 50278bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# endif 503532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan#endif // GTEST_HAS_TR1_TUPLE 504532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan 505532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// Determines whether Google Test's own tr1 tuple implementation 506532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// should be used. 507532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan#ifndef GTEST_USE_OWN_TR1_TUPLE 5083d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// The user didn't tell us, so we need to figure it out. 5093d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 510fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// We use our own TR1 tuple if we aren't sure the user has an 5112147489625ea8071ca560462f19b1ceb8940a229vladlosev// implementation of it already. At this time, libstdc++ 4.0.0+ and 5122147489625ea8071ca560462f19b1ceb8940a229vladlosev// MSVC 2010 are the only mainstream standard libraries that come 5132147489625ea8071ca560462f19b1ceb8940a229vladlosev// with a TR1 tuple implementation. NVIDIA's CUDA NVCC compiler 5142147489625ea8071ca560462f19b1ceb8940a229vladlosev// pretends to be GCC by defining __GNUC__ and friends, but cannot 5152147489625ea8071ca560462f19b1ceb8940a229vladlosev// compile GCC's tuple implementation. MSVC 2008 (9.0) provides TR1 5162147489625ea8071ca560462f19b1ceb8940a229vladlosev// tuple in a 323 MB Feature Pack download, which we cannot assume the 5172147489625ea8071ca560462f19b1ceb8940a229vladlosev// user has. QNX's QCC compiler is a modified GCC but it doesn't 5182147489625ea8071ca560462f19b1ceb8940a229vladlosev// support TR1 tuple. libc++ only provides std::tuple, in C++11 mode, 5192147489625ea8071ca560462f19b1ceb8940a229vladlosev// and it can be used with some compilers that define __GNUC__. 520386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev# if (defined(__GNUC__) && !defined(__CUDACC__) && (GTEST_GCC_VER_ >= 40000) \ 5212147489625ea8071ca560462f19b1ceb8940a229vladlosev && !GTEST_OS_QNX && !defined(_LIBCPP_VERSION)) || _MSC_VER >= 1600 5222147489625ea8071ca560462f19b1ceb8940a229vladlosev# define GTEST_ENV_HAS_TR1_TUPLE_ 1 5232147489625ea8071ca560462f19b1ceb8940a229vladlosev# endif 5242147489625ea8071ca560462f19b1ceb8940a229vladlosev 525268ba618154d80648aca80a4e9298dab5cceed75jgm// C++11 specifies that <tuple> provides std::tuple. Use that if gtest is used 526268ba618154d80648aca80a4e9298dab5cceed75jgm// in C++11 mode and libstdc++ isn't very old (binaries targeting OS X 10.6 527268ba618154d80648aca80a4e9298dab5cceed75jgm// can build with clang but need to use gcc4.2's libstdc++). 528268ba618154d80648aca80a4e9298dab5cceed75jgm# if GTEST_LANG_CXX11 && (!defined(__GLIBCXX__) || __GLIBCXX__ > 20110325) 5292147489625ea8071ca560462f19b1ceb8940a229vladlosev# define GTEST_ENV_HAS_STD_TUPLE_ 1 5302147489625ea8071ca560462f19b1ceb8940a229vladlosev# endif 5312147489625ea8071ca560462f19b1ceb8940a229vladlosev 5322147489625ea8071ca560462f19b1ceb8940a229vladlosev# if GTEST_ENV_HAS_TR1_TUPLE_ || GTEST_ENV_HAS_STD_TUPLE_ 533ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USE_OWN_TR1_TUPLE 0 534ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 535ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USE_OWN_TR1_TUPLE 1 536ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 537532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan 538532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan#endif // GTEST_USE_OWN_TR1_TUPLE 5393d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 5405145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// To avoid conditional compilation everywhere, we make it 5415145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// gtest-port.h's responsibility to #include the header implementing 5425145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// tr1/tuple. 5435145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian#if GTEST_HAS_TR1_TUPLE 544e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 545ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_USE_OWN_TR1_TUPLE 546ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include "gtest/internal/gtest-tuple.h" 5472147489625ea8071ca560462f19b1ceb8940a229vladlosev# elif GTEST_ENV_HAS_STD_TUPLE_ 5482147489625ea8071ca560462f19b1ceb8940a229vladlosev# include <tuple> 5492147489625ea8071ca560462f19b1ceb8940a229vladlosev// C++11 puts its tuple into the ::std namespace rather than 5502147489625ea8071ca560462f19b1ceb8940a229vladlosev// ::std::tr1. gtest expects tuple to live in ::std::tr1, so put it there. 5512147489625ea8071ca560462f19b1ceb8940a229vladlosev// This causes undefined behavior, but supported compilers react in 5522147489625ea8071ca560462f19b1ceb8940a229vladlosev// the way we intend. 5532147489625ea8071ca560462f19b1ceb8940a229vladlosevnamespace std { 5542147489625ea8071ca560462f19b1ceb8940a229vladlosevnamespace tr1 { 5552147489625ea8071ca560462f19b1ceb8940a229vladlosevusing ::std::get; 5562147489625ea8071ca560462f19b1ceb8940a229vladlosevusing ::std::make_tuple; 5572147489625ea8071ca560462f19b1ceb8940a229vladlosevusing ::std::tuple; 5582147489625ea8071ca560462f19b1ceb8940a229vladlosevusing ::std::tuple_element; 5592147489625ea8071ca560462f19b1ceb8940a229vladlosevusing ::std::tuple_size; 5602147489625ea8071ca560462f19b1ceb8940a229vladlosev} 5612147489625ea8071ca560462f19b1ceb8940a229vladlosev} 5622147489625ea8071ca560462f19b1ceb8940a229vladlosev 563ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif GTEST_OS_SYMBIAN 564e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 565e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// On Symbian, BOOST_HAS_TR1_TUPLE causes Boost's TR1 tuple library to 566e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// use STLport's tuple implementation, which unfortunately doesn't 567e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// work as the copy of STLport distributed with Symbian is incomplete. 568e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// By making sure BOOST_HAS_TR1_TUPLE is undefined, we force Boost to 569e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// use its own tuple implementation. 570ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef BOOST_HAS_TR1_TUPLE 571ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# undef BOOST_HAS_TR1_TUPLE 572ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // BOOST_HAS_TR1_TUPLE 573e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 574e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// This prevents <boost/tr1/detail/config.hpp>, which defines 575e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// BOOST_HAS_TR1_TUPLE, from being #included by Boost's <tuple>. 576ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define BOOST_TR1_DETAIL_CONFIG_HPP_INCLUDED 577ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tuple> 578e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 579ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__GNUC__) && (GTEST_GCC_VER_ >= 40000) 5809b23e3cc7677643f6adaf6c327275d0a7cdff02czhanyong.wan// GCC 4.0+ implements tr1/tuple in the <tr1/tuple> header. This does 5819b23e3cc7677643f6adaf6c327275d0a7cdff02czhanyong.wan// not conform to the TR1 spec, which requires the header to be <tuple>. 582683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan 583ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if !GTEST_HAS_RTTI && GTEST_GCC_VER_ < 40302 584683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// Until version 4.3.2, gcc has a bug that causes <tr1/functional>, 585683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// which is #included by <tr1/tuple>, to not compile when RTTI is 586683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// disabled. _TR1_FUNCTIONAL is the header guard for 587683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// <tr1/functional>. Hence the following #define is a hack to prevent 588683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// <tr1/functional> from being included. 589ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define _TR1_FUNCTIONAL 1 590ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tr1/tuple> 591ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# undef _TR1_FUNCTIONAL // Allows the user to #include 592683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan // <tr1/functional> if he chooses to. 593ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 594ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tr1/tuple> // NOLINT 595ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // !GTEST_HAS_RTTI && GTEST_GCC_VER_ < 40302 596683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan 597ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 5989b23e3cc7677643f6adaf6c327275d0a7cdff02czhanyong.wan// If the compiler is not GCC 4.0+, we assume the user is using a 5995145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// spec-conforming TR1 implementation. 600ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tuple> // NOLINT 601ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_USE_OWN_TR1_TUPLE 602e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 6035145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian#endif // GTEST_HAS_TR1_TUPLE 6045145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian 60504f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Determines whether clone(2) is supported. 60604f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Usually it will only be available on Linux, excluding 60704f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Linux on the Itanium architecture. 60804f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Also see http://linux.die.net/man/2/clone. 60904f025dd5746fca83c6c32f1729b3449721dd60eshiqian#ifndef GTEST_HAS_CLONE 61004f025dd5746fca83c6c32f1729b3449721dd60eshiqian// The user didn't tell us, so we need to figure it out. 61104f025dd5746fca83c6c32f1729b3449721dd60eshiqian 612ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_LINUX && !defined(__ia64__) 61378bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# if GTEST_OS_LINUX_ANDROID 61478bf6d5724e733cce313228856e18d5c372b4fb3vladlosev// On Android, clone() is only available on ARM starting with Gingerbread. 61578bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# if defined(__arm__) && __ANDROID_API__ >= 9 61678bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_CLONE 1 61778bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# else 61878bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_CLONE 0 61978bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# endif 62078bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# else 62178bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# define GTEST_HAS_CLONE 1 62278bf6d5724e733cce313228856e18d5c372b4fb3vladlosev# endif 623ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 624ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_CLONE 0 625ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_OS_LINUX && !defined(__ia64__) 62604f025dd5746fca83c6c32f1729b3449721dd60eshiqian 62704f025dd5746fca83c6c32f1729b3449721dd60eshiqian#endif // GTEST_HAS_CLONE 62804f025dd5746fca83c6c32f1729b3449721dd60eshiqian 62981e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan// Determines whether to support stream redirection. This is used to test 63081e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan// output correctness and to implement death tests. 63135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#ifndef GTEST_HAS_STREAM_REDIRECTION 63235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// By default, we assume that stream redirection is supported on all 63335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// platforms except known mobile ones. 634ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN 635ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_STREAM_REDIRECTION 0 636ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 637ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_STREAM_REDIRECTION 1 638ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_SYMBIAN 63935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#endif // GTEST_HAS_STREAM_REDIRECTION 64081e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan 641d201456903f3ecae1f7794edfab0d5678e64226shiqian// Determines whether to support death tests. 64288e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// Google Test does not support death tests for VC 7.1 and earlier as 64388e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// abort() in a VC 7.1 application compiled as GUI in debug config 64488e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// pops up a dialog window that cannot be suppressed programmatically. 645a1c4b46bc2c12ea7c61108f001a5b5eb4a8ccad0jgm#if (GTEST_OS_LINUX || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \ 646268ba618154d80648aca80a4e9298dab5cceed75jgm (GTEST_OS_MAC && !GTEST_OS_IOS) || GTEST_OS_IOS_SIMULATOR || \ 64717e4860871d225bce440a3ca9ef1bdaceaed60d8zhanyong.wan (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \ 648814a5e9310bbc8aeb0b985c1dcb66496835bf73avladlosev GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX || GTEST_OS_HPUX || \ 649386da2037dc7b1d063ac43bf146889b1edcafe7evladlosev GTEST_OS_OPENBSD || GTEST_OS_QNX) 650ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_DEATH_TEST 1 651ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <vector> // NOLINT 6529623aed82cf3e0dcd2fb2fb7442a5a9507ac55a5zhanyong.wan#endif 653d201456903f3ecae1f7794edfab0d5678e64226shiqian 65412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// We don't support MSVC 7.1 with exceptions disabled now. Therefore 65512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// all the compilers we care about are adequate for supporting 65612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// value-parameterized tests. 6570af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_HAS_PARAM_TEST 1 6583d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 659a2b1a8556ea64014606d78b09333d9c522430a25shiqian// Determines whether to support type-driven tests. 660a2b1a8556ea64014606d78b09333d9c522430a25shiqian 66106d04c0945bf47bae90532552e6e8294802fc9aavladlosev// Typed tests need <typeinfo> and variadic macros, which GCC, VC++ 8.0, 662741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// Sun Pro CC, IBM Visual Age, and HP aCC support. 66306d04c0945bf47bae90532552e6e8294802fc9aavladlosev#if defined(__GNUC__) || (_MSC_VER >= 1400) || defined(__SUNPRO_CC) || \ 664741d6c0d475664fc48790917cefed455a4307227zhanyong.wan defined(__IBMCPP__) || defined(__HP_aCC) 665ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_TYPED_TEST 1 666ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_TYPED_TEST_P 1 667cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#endif 668a2b1a8556ea64014606d78b09333d9c522430a25shiqian 6693d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// Determines whether to support Combine(). This only makes sense when 670e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// value-parameterized tests are enabled. The implementation doesn't 671e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// work on Sun Studio since it doesn't understand templated conversion 672e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// operators. 673e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#if GTEST_HAS_PARAM_TEST && GTEST_HAS_TR1_TUPLE && !defined(__SUNPRO_CC) 674ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_COMBINE 1 675e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#endif 6763d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 6770c5a66245b8c5939b36b2aad6f4d5ab89b724b1avladlosev// Determines whether the system compiler uses UTF-16 for encoding wide strings. 6780af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_WIDE_STRING_USES_UTF16_ \ 67906d04c0945bf47bae90532552e6e8294802fc9aavladlosev (GTEST_OS_WINDOWS || GTEST_OS_CYGWIN || GTEST_OS_SYMBIAN || GTEST_OS_AIX) 6800c5a66245b8c5939b36b2aad6f4d5ab89b724b1avladlosev 681a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan// Determines whether test results can be streamed to a socket. 682a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan#if GTEST_OS_LINUX 683ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_CAN_STREAM_RESULTS_ 1 684a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan#endif 685a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan 686d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines some utility macros. 687d201456903f3ecae1f7794edfab0d5678e64226shiqian 688d201456903f3ecae1f7794edfab0d5678e64226shiqian// The GNU compiler emits a warning if nested "if" statements are followed by 689d201456903f3ecae1f7794edfab0d5678e64226shiqian// an "else" statement and braces are not used to explicitly disambiguate the 690d201456903f3ecae1f7794edfab0d5678e64226shiqian// "else" binding. This leads to problems with code like: 691d201456903f3ecae1f7794edfab0d5678e64226shiqian// 692d201456903f3ecae1f7794edfab0d5678e64226shiqian// if (gate) 693d201456903f3ecae1f7794edfab0d5678e64226shiqian// ASSERT_*(condition) << "Some message"; 694d201456903f3ecae1f7794edfab0d5678e64226shiqian// 695d201456903f3ecae1f7794edfab0d5678e64226shiqian// The "switch (0) case 0:" idiom is used to suppress this. 696d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifdef __INTEL_COMPILER 697ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_AMBIGUOUS_ELSE_BLOCKER_ 698d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 699ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_AMBIGUOUS_ELSE_BLOCKER_ switch (0) case 0: default: // NOLINT 700d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif 701d201456903f3ecae1f7794edfab0d5678e64226shiqian 7020da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// Use this annotation at the end of a struct/class definition to 703d201456903f3ecae1f7794edfab0d5678e64226shiqian// prevent the compiler from optimizing away instances that are never 704d201456903f3ecae1f7794edfab0d5678e64226shiqian// used. This is useful when all interesting logic happens inside the 705d201456903f3ecae1f7794edfab0d5678e64226shiqian// c'tor and / or d'tor. Example: 706d201456903f3ecae1f7794edfab0d5678e64226shiqian// 707d201456903f3ecae1f7794edfab0d5678e64226shiqian// struct Foo { 708d201456903f3ecae1f7794edfab0d5678e64226shiqian// Foo() { ... } 709e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// } GTEST_ATTRIBUTE_UNUSED_; 7100da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// 7110da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// Also use it after a variable or parameter declaration to tell the 7120da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// compiler the variable/parameter does not have to be used. 713bcb12fa0f651f7de3a10f4535ed856e52b1c3f62shiqian#if defined(__GNUC__) && !defined(COMPILER_ICC) 714ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_ATTRIBUTE_UNUSED_ __attribute__ ((unused)) 715bcb12fa0f651f7de3a10f4535ed856e52b1c3f62shiqian#else 716ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_ATTRIBUTE_UNUSED_ 717bcb12fa0f651f7de3a10f4535ed856e52b1c3f62shiqian#endif 718d201456903f3ecae1f7794edfab0d5678e64226shiqian 7197b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// A macro to disallow operator= 7207b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// This should be used in the private: declarations for a class. 7217b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan#define GTEST_DISALLOW_ASSIGN_(type)\ 7227b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan void operator=(type const &) 7237b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan 7247b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// A macro to disallow copy constructor and operator= 725d201456903f3ecae1f7794edfab0d5678e64226shiqian// This should be used in the private: declarations for a class. 726e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DISALLOW_COPY_AND_ASSIGN_(type)\ 7277b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan type(type const &);\ 7287b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan GTEST_DISALLOW_ASSIGN_(type) 729d201456903f3ecae1f7794edfab0d5678e64226shiqian 730d201456903f3ecae1f7794edfab0d5678e64226shiqian// Tell the compiler to warn about unused return values for functions declared 731d201456903f3ecae1f7794edfab0d5678e64226shiqian// with this macro. The macro should be used on function declarations 732d201456903f3ecae1f7794edfab0d5678e64226shiqian// following the argument list: 733d201456903f3ecae1f7794edfab0d5678e64226shiqian// 734e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// Sprocket* AllocateSprocket() GTEST_MUST_USE_RESULT_; 73564cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#if defined(__GNUC__) && (GTEST_GCC_VER_ >= 30400) && !defined(COMPILER_ICC) 736ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_MUST_USE_RESULT_ __attribute__ ((warn_unused_result)) 737d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 738ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_MUST_USE_RESULT_ 73964cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#endif // __GNUC__ && (GTEST_GCC_VER_ >= 30400) && !COMPILER_ICC 740d201456903f3ecae1f7794edfab0d5678e64226shiqian 741f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Determine whether the compiler supports Microsoft's Structured Exception 742f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Handling. This is supported by several Windows compilers but generally 743f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// does not exist on any other system. 744f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan#ifndef GTEST_HAS_SEH 745f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// The user didn't tell us, so we need to figure it out. 746f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan 747ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if defined(_MSC_VER) || defined(__BORLANDC__) 748f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// These two compilers are known to support SEH. 749ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_SEH 1 750ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 751f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Assume no SEH. 752ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_SEH 0 753ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 754f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan 755f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan#endif // GTEST_HAS_SEH 756f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan 75783589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#ifdef _MSC_VER 75883589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 759ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_LINKED_AS_SHARED_LIBRARY 760ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_API_ __declspec(dllimport) 761ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif GTEST_CREATE_SHARED_LIBRARY 762ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_API_ __declspec(dllexport) 763ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 76483589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 76583589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#endif // _MSC_VER 76683589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 76783589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#ifndef GTEST_API_ 768ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_API_ 76983589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#endif 77083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 771c91a353c47ea13244550037918ff8dc423063012zhanyong.wan#ifdef __GNUC__ 772c006f8c12bc74131692a2df8fd64dcedeafe6c77zhanyong.wan// Ask the compiler to never inline a given function. 773c91a353c47ea13244550037918ff8dc423063012zhanyong.wan# define GTEST_NO_INLINE_ __attribute__((noinline)) 774c006f8c12bc74131692a2df8fd64dcedeafe6c77zhanyong.wan#else 775c91a353c47ea13244550037918ff8dc423063012zhanyong.wan# define GTEST_NO_INLINE_ 776c91a353c47ea13244550037918ff8dc423063012zhanyong.wan#endif 777c006f8c12bc74131692a2df8fd64dcedeafe6c77zhanyong.wan 778cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev// _LIBCPP_VERSION is defined by the libc++ library from the LLVM project. 779cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev#if defined(__GLIBCXX__) || defined(_LIBCPP_VERSION) 780cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev# define GTEST_HAS_CXXABI_H_ 1 781cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev#else 782cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev# define GTEST_HAS_CXXABI_H_ 0 783cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev#endif 784cf3f92ef93ffc35ec1efe8b3b1d65b2624d84de5vladlosev 785d201456903f3ecae1f7794edfab0d5678e64226shiqiannamespace testing { 786d201456903f3ecae1f7794edfab0d5678e64226shiqian 787d201456903f3ecae1f7794edfab0d5678e64226shiqianclass Message; 788d201456903f3ecae1f7794edfab0d5678e64226shiqian 789d201456903f3ecae1f7794edfab0d5678e64226shiqiannamespace internal { 790d201456903f3ecae1f7794edfab0d5678e64226shiqian 7916a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// A secret type that Google Test users don't know about. It has no 7926a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// definition on purpose. Therefore it's impossible to create a 7936a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan// Secret object, which is what we want. 7946a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wanclass Secret; 7956a036a5c8c7613e888fad39d92fc3fd84a96fbc7zhanyong.wan 7962ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// The GTEST_COMPILE_ASSERT_ macro can be used to verify that a compile time 7972ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// expression is true. For example, you could use it to verify the 7982ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// size of a static array: 7992ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8002ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(ARRAYSIZE(content_type_names) == CONTENT_NUM_TYPES, 8012ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// content_type_names_incorrect_size); 8022ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8032ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// or to make sure a struct is smaller than a certain size: 8042ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8052ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(sizeof(foo) < 128, foo_too_large); 8062ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8072ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// The second argument to the macro is the name of the variable. If 8082ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// the expression is false, most compilers will issue a warning/error 8092ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// containing the name of the variable. 8102ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8112ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate <bool> 8122ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wanstruct CompileAssert { 8132ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan}; 8142ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8152ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#define GTEST_COMPILE_ASSERT_(expr, msg) \ 8162ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan typedef ::testing::internal::CompileAssert<(bool(expr))> \ 8172ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan msg[bool(expr) ? 1 : -1] 8182ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8192ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// Implementation details of GTEST_COMPILE_ASSERT_: 8202ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8212ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - GTEST_COMPILE_ASSERT_ works by defining an array type that has -1 8222ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// elements (and thus is invalid) when the expression is false. 8232ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8242ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - The simpler definition 8252ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8262ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// #define GTEST_COMPILE_ASSERT_(expr, msg) typedef char msg[(expr) ? 1 : -1] 8272ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8282ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// does not work, as gcc supports variable-length arrays whose sizes 8292ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// are determined at run-time (this is gcc's extension and not part 8302ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// of the C++ standard). As a result, gcc fails to reject the 8312ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// following code with the simple definition: 8322ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8332ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// int foo; 8342ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(foo, msg); // not supposed to compile as foo is 8352ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// // not a compile-time constant. 8362ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8372ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - By using the type CompileAssert<(bool(expr))>, we ensures that 8382ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// expr is a compile-time constant. (Template arguments must be 8392ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// determined at compile-time.) 8402ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8412ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - The outter parentheses in CompileAssert<(bool(expr))> are necessary 8422ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// to work around a bug in gcc 3.4.4 and 4.0.1. If we had written 8432ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8442ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// CompileAssert<bool(expr)> 8452ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8462ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// instead, these compilers will refuse to compile 8472ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8482ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(5 > 0, some_message); 8492ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8502ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// (They seem to think the ">" in "5 > 0" marks the end of the 8512ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// template argument list.) 8522ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8532ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - The array size is (bool(expr) ? 1 : -1), instead of simply 8542ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8552ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// ((expr) ? 1 : -1). 8562ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8572ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// This is to avoid running into a bug in MS VC 7.1, which 8582ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// causes ((0.0) ? 1 : -1) to incorrectly evaluate to 1. 8592ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8602ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// StaticAssertTypeEqHelper is used by StaticAssertTypeEq defined in gtest.h. 8612ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 8622ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// This template is declared, but intentionally undefined. 8632ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate <typename T1, typename T2> 8642ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wanstruct StaticAssertTypeEqHelper; 8652ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8662ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate <typename T> 8672ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wanstruct StaticAssertTypeEqHelper<T, T> {}; 8682ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8692ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#if GTEST_HAS_GLOBAL_STRING 8702ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::string string; 8712ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#else 8722ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::std::string string; 8732ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#endif // GTEST_HAS_GLOBAL_STRING 8742ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 8752ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#if GTEST_HAS_GLOBAL_WSTRING 8762ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::wstring wstring; 8772ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#elif GTEST_HAS_STD_WSTRING 8782ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::std::wstring wstring; 8792ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#endif // GTEST_HAS_GLOBAL_WSTRING 8802ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 881f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan// A helper for suppressing warnings on constant condition. It just 882f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan// returns 'condition'. 88383589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wanGTEST_API_ bool IsTrue(bool condition); 884f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan 885d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines scoped_ptr. 886d201456903f3ecae1f7794edfab0d5678e64226shiqian 887d201456903f3ecae1f7794edfab0d5678e64226shiqian// This implementation of scoped_ptr is PARTIAL - it only contains 888d201456903f3ecae1f7794edfab0d5678e64226shiqian// enough stuff to satisfy Google Test's need. 889d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 890d201456903f3ecae1f7794edfab0d5678e64226shiqianclass scoped_ptr { 891d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 892b6fe6899bef6dd90572fc0e7f12912d9ad87a19evladlosev typedef T element_type; 893b6fe6899bef6dd90572fc0e7f12912d9ad87a19evladlosev 894d201456903f3ecae1f7794edfab0d5678e64226shiqian explicit scoped_ptr(T* p = NULL) : ptr_(p) {} 895d201456903f3ecae1f7794edfab0d5678e64226shiqian ~scoped_ptr() { reset(); } 896d201456903f3ecae1f7794edfab0d5678e64226shiqian 897d201456903f3ecae1f7794edfab0d5678e64226shiqian T& operator*() const { return *ptr_; } 898d201456903f3ecae1f7794edfab0d5678e64226shiqian T* operator->() const { return ptr_; } 899d201456903f3ecae1f7794edfab0d5678e64226shiqian T* get() const { return ptr_; } 900d201456903f3ecae1f7794edfab0d5678e64226shiqian 901d201456903f3ecae1f7794edfab0d5678e64226shiqian T* release() { 902d201456903f3ecae1f7794edfab0d5678e64226shiqian T* const ptr = ptr_; 903d201456903f3ecae1f7794edfab0d5678e64226shiqian ptr_ = NULL; 904d201456903f3ecae1f7794edfab0d5678e64226shiqian return ptr; 905d201456903f3ecae1f7794edfab0d5678e64226shiqian } 906d201456903f3ecae1f7794edfab0d5678e64226shiqian 907d201456903f3ecae1f7794edfab0d5678e64226shiqian void reset(T* p = NULL) { 908d201456903f3ecae1f7794edfab0d5678e64226shiqian if (p != ptr_) { 909f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan if (IsTrue(sizeof(T) > 0)) { // Makes sure T is a complete type. 910d201456903f3ecae1f7794edfab0d5678e64226shiqian delete ptr_; 911d201456903f3ecae1f7794edfab0d5678e64226shiqian } 912d201456903f3ecae1f7794edfab0d5678e64226shiqian ptr_ = p; 913d201456903f3ecae1f7794edfab0d5678e64226shiqian } 914d201456903f3ecae1f7794edfab0d5678e64226shiqian } 9158965a6a0d2165f32e6413594bba6367f271f51e7vladlosev 916d201456903f3ecae1f7794edfab0d5678e64226shiqian private: 917d201456903f3ecae1f7794edfab0d5678e64226shiqian T* ptr_; 918d201456903f3ecae1f7794edfab0d5678e64226shiqian 919e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian GTEST_DISALLOW_COPY_AND_ASSIGN_(scoped_ptr); 920d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 921d201456903f3ecae1f7794edfab0d5678e64226shiqian 9223d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// Defines RE. 923d201456903f3ecae1f7794edfab0d5678e64226shiqian 92406d04c0945bf47bae90532552e6e8294802fc9aavladlosev// A simple C++ wrapper for <regex.h>. It uses the POSIX Extended 925d201456903f3ecae1f7794edfab0d5678e64226shiqian// Regular Expression syntax. 92683589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wanclass GTEST_API_ RE { 927d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 92806d04c0945bf47bae90532552e6e8294802fc9aavladlosev // A copy constructor is required by the Standard to initialize object 92906d04c0945bf47bae90532552e6e8294802fc9aavladlosev // references from r-values. 93006d04c0945bf47bae90532552e6e8294802fc9aavladlosev RE(const RE& other) { Init(other.pattern()); } 93106d04c0945bf47bae90532552e6e8294802fc9aavladlosev 932d201456903f3ecae1f7794edfab0d5678e64226shiqian // Constructs an RE from a string. 933d201456903f3ecae1f7794edfab0d5678e64226shiqian RE(const ::std::string& regex) { Init(regex.c_str()); } // NOLINT 934d201456903f3ecae1f7794edfab0d5678e64226shiqian 935d201456903f3ecae1f7794edfab0d5678e64226shiqian#if GTEST_HAS_GLOBAL_STRING 936ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 937d201456903f3ecae1f7794edfab0d5678e64226shiqian RE(const ::string& regex) { Init(regex.c_str()); } // NOLINT 938ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 939d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_STRING 940d201456903f3ecae1f7794edfab0d5678e64226shiqian 941d201456903f3ecae1f7794edfab0d5678e64226shiqian RE(const char* regex) { Init(regex); } // NOLINT 942d201456903f3ecae1f7794edfab0d5678e64226shiqian ~RE(); 943d201456903f3ecae1f7794edfab0d5678e64226shiqian 944d201456903f3ecae1f7794edfab0d5678e64226shiqian // Returns the string representation of the regex. 945d201456903f3ecae1f7794edfab0d5678e64226shiqian const char* pattern() const { return pattern_; } 946d201456903f3ecae1f7794edfab0d5678e64226shiqian 9473d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // FullMatch(str, re) returns true iff regular expression re matches 9483d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // the entire str. 9493d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // PartialMatch(str, re) returns true iff regular expression re 9503d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // matches a substring of str (including str itself). 9513d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // 9523d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // TODO(wan@google.com): make FullMatch() and PartialMatch() work 9533d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // when str contains NUL characters. 9543d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev static bool FullMatch(const ::std::string& str, const RE& re) { 9553d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev return FullMatch(str.c_str(), re); 9563d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev } 957d201456903f3ecae1f7794edfab0d5678e64226shiqian static bool PartialMatch(const ::std::string& str, const RE& re) { 958d201456903f3ecae1f7794edfab0d5678e64226shiqian return PartialMatch(str.c_str(), re); 959d201456903f3ecae1f7794edfab0d5678e64226shiqian } 960d201456903f3ecae1f7794edfab0d5678e64226shiqian 961d201456903f3ecae1f7794edfab0d5678e64226shiqian#if GTEST_HAS_GLOBAL_STRING 962ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 9633d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev static bool FullMatch(const ::string& str, const RE& re) { 9643d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev return FullMatch(str.c_str(), re); 9653d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev } 966d201456903f3ecae1f7794edfab0d5678e64226shiqian static bool PartialMatch(const ::string& str, const RE& re) { 967d201456903f3ecae1f7794edfab0d5678e64226shiqian return PartialMatch(str.c_str(), re); 968d201456903f3ecae1f7794edfab0d5678e64226shiqian } 969ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 970d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_STRING 971d201456903f3ecae1f7794edfab0d5678e64226shiqian 9723d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev static bool FullMatch(const char* str, const RE& re); 973d201456903f3ecae1f7794edfab0d5678e64226shiqian static bool PartialMatch(const char* str, const RE& re); 974d201456903f3ecae1f7794edfab0d5678e64226shiqian 975d201456903f3ecae1f7794edfab0d5678e64226shiqian private: 976d201456903f3ecae1f7794edfab0d5678e64226shiqian void Init(const char* regex); 977d201456903f3ecae1f7794edfab0d5678e64226shiqian 97887fdda2cf24d953f3cbec1e0c266b2db9928f406jgm // We use a const char* instead of an std::string, as Google Test used to be 97987fdda2cf24d953f3cbec1e0c266b2db9928f406jgm // used where std::string is not available. TODO(wan@google.com): change to 98087fdda2cf24d953f3cbec1e0c266b2db9928f406jgm // std::string. 981d201456903f3ecae1f7794edfab0d5678e64226shiqian const char* pattern_; 982c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan bool is_valid_; 983ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 984c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#if GTEST_USES_POSIX_RE 985ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 9863d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev regex_t full_regex_; // For FullMatch(). 9873d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev regex_t partial_regex_; // For PartialMatch(). 988ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 989c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#else // GTEST_USES_SIMPLE_RE 990ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 991c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan const char* full_pattern_; // For FullMatch(); 992ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 993c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#endif 994d201456903f3ecae1f7794edfab0d5678e64226shiqian 99506d04c0945bf47bae90532552e6e8294802fc9aavladlosev GTEST_DISALLOW_ASSIGN_(RE); 996c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan}; 997d201456903f3ecae1f7794edfab0d5678e64226shiqian 9989d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// Formats a source file path and a line number as they would appear 9999d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// in an error message from the compiler used to compile this code. 10009d7455f9844e293dff8b7902f0c2553094f2f976vladlosevGTEST_API_ ::std::string FormatFileLocation(const char* file, int line); 10019d7455f9844e293dff8b7902f0c2553094f2f976vladlosev 10029d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// Formats a file location for compiler-independent XML output. 10039d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// Although this function is not platform dependent, we put it next to 10049d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// FormatFileLocation in order to contrast the two functions. 10059d7455f9844e293dff8b7902f0c2553094f2f976vladlosevGTEST_API_ ::std::string FormatCompilerIndependentFileLocation(const char* file, 10069d7455f9844e293dff8b7902f0c2553094f2f976vladlosev int line); 10079d7455f9844e293dff8b7902f0c2553094f2f976vladlosev 1008d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines logging utilities: 1009866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// GTEST_LOG_(severity) - logs messages at the specified severity level. The 1010866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// message itself is streamed into the macro. 1011d201456903f3ecae1f7794edfab0d5678e64226shiqian// LogToStderr() - directs all log messages to stderr. 1012d201456903f3ecae1f7794edfab0d5678e64226shiqian// FlushInfoLog() - flushes informational log messages. 1013d201456903f3ecae1f7794edfab0d5678e64226shiqian 1014d201456903f3ecae1f7794edfab0d5678e64226shiqianenum GTestLogSeverity { 1015d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_INFO, 1016d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_WARNING, 1017d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_ERROR, 1018d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_FATAL 1019d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1020d201456903f3ecae1f7794edfab0d5678e64226shiqian 1021866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// Formats log entry severity, provides a stream object for streaming the 1022866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// log message, and terminates the message with a newline when going out of 1023866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// scope. 102483589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wanclass GTEST_API_ GTestLog { 1025866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan public: 1026866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan GTestLog(GTestLogSeverity severity, const char* file, int line); 1027866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 1028866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan // Flushes the buffers and, if severity is GTEST_FATAL, aborts the program. 1029866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan ~GTestLog(); 1030866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 1031866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan ::std::ostream& GetStream() { return ::std::cerr; } 1032866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 1033866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan private: 1034866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan const GTestLogSeverity severity_; 1035866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 1036866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(GTestLog); 1037866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan}; 1038d201456903f3ecae1f7794edfab0d5678e64226shiqian 1039866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan#define GTEST_LOG_(severity) \ 1040866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan ::testing::internal::GTestLog(::testing::internal::GTEST_##severity, \ 1041866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan __FILE__, __LINE__).GetStream() 1042d201456903f3ecae1f7794edfab0d5678e64226shiqian 1043d201456903f3ecae1f7794edfab0d5678e64226shiqianinline void LogToStderr() {} 1044d201456903f3ecae1f7794edfab0d5678e64226shiqianinline void FlushInfoLog() { fflush(NULL); } 1045d201456903f3ecae1f7794edfab0d5678e64226shiqian 10463bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// INTERNAL IMPLEMENTATION - DO NOT USE. 10473bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 10483bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// GTEST_CHECK_ is an all-mode assert. It aborts the program if the condition 10493bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// is not satisfied. 10503bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Synopsys: 10513bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// GTEST_CHECK_(boolean_condition); 10523bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// or 10533bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// GTEST_CHECK_(boolean_condition) << "Additional message"; 10543bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 10553bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// This checks the condition and if the condition is not satisfied 10563bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// it prints message about the condition violation, including the 10573bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// condition itself, plus additional message streamed into it, if any, 10583bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// and then it aborts the program. It aborts the program irrespective of 10593bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// whether it is built in the debug mode or not. 10603bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#define GTEST_CHECK_(condition) \ 10613bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 10623bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan if (::testing::internal::IsTrue(condition)) \ 10633bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ; \ 10643bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan else \ 10653bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_LOG_(FATAL) << "Condition " #condition " failed. " 10663bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 10674879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// An all-mode assert to verify that the given POSIX-style function 10684879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// call returns 0 (indicating success). Known limitation: this 10694879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// doesn't expand to a balanced 'if' statement, so enclose the macro 10704879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// in {} if you need to use it as the only statement in an 'if' 10714879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// branch. 10724879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan#define GTEST_CHECK_POSIX_SUCCESS_(posix_call) \ 10734879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan if (const int gtest_error = (posix_call)) \ 10744879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_LOG_(FATAL) << #posix_call << "failed with error " \ 10754879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan << gtest_error 10764879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan 1077e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE. 1078e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// 1079a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// Use ImplicitCast_ as a safe version of static_cast for upcasting in 10802ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// the type hierarchy (e.g. casting a Foo* to a SuperclassOfFoo* or a 1081a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// const Foo*). When you use ImplicitCast_, the compiler checks that 1082a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// the cast is safe. Such explicit ImplicitCast_s are necessary in 10832ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// surprisingly many situations where C++ demands an exact type match 10842ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// instead of an argument type convertable to a target type. 10852ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 1086a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// The syntax for using ImplicitCast_ is the same as for static_cast: 10872ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 1088a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// ImplicitCast_<ToType>(expr) 10892ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 1090a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// ImplicitCast_ would have been part of the C++ standard library, 10912ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// but the proposal was submitted too late. It will probably make 10922ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// its way into the language in the future. 1093a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// 1094a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// This relatively ugly name is intentional. It prevents clashes with 1095a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// similar functions users may have (e.g., implicit_cast). The internal 1096a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// namespace alone is not enough because the function can be found by ADL. 10972ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate<typename To> 1098a198966dd349f446f0ab065e5576db7ac1e48e63vladlosevinline To ImplicitCast_(To x) { return x; } 10992ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 11002ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// When you upcast (that is, cast a pointer from type Foo to type 1101a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// SuperclassOfFoo), it's fine to use ImplicitCast_<>, since upcasts 11022ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// always succeed. When you downcast (that is, cast a pointer from 11032ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// type Foo to type SubclassOfFoo), static_cast<> isn't safe, because 11042ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// how do you know the pointer is really of type SubclassOfFoo? It 11052ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// could be a bare Foo, or of type DifferentSubclassOfFoo. Thus, 11062ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// when you downcast, you should use this macro. In debug mode, we 11072ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// use dynamic_cast<> to double-check the downcast is legal (we die 11082ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// if it's not). In normal mode, we do the efficient static_cast<> 11092ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// instead. Thus, it's important to test in debug mode to make sure 11102ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// the cast is legal! 11112ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// This is the only place in the code we should use dynamic_cast<>. 11122ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// In particular, you SHOULDN'T be using dynamic_cast<> in order to 11132ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// do RTTI (eg code like this: 11142ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// if (dynamic_cast<Subclass1>(foo)) HandleASubclass1Object(foo); 11152ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// if (dynamic_cast<Subclass2>(foo)) HandleASubclass2Object(foo); 11162ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// You should design the code some other way not to need this. 1117a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// 1118a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// This relatively ugly name is intentional. It prevents clashes with 1119a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// similar functions users may have (e.g., down_cast). The internal 1120a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// namespace alone is not enough because the function can be found by ADL. 1121a198966dd349f446f0ab065e5576db7ac1e48e63vladlosevtemplate<typename To, typename From> // use like this: DownCast_<T*>(foo); 1122a198966dd349f446f0ab065e5576db7ac1e48e63vladlosevinline To DownCast_(From* f) { // so we only accept pointers 11232ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // Ensures that To is a sub-type of From *. This test is here only 11242ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // for compile-time type checking, and has no overhead in an 11252ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // optimized build at run-time, as it will be optimized away 11262ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // completely. 11272ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan if (false) { 11282ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan const To to = NULL; 1129a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev ::testing::internal::ImplicitCast_<From*>(to); 11302ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan } 11312ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 11322ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#if GTEST_HAS_RTTI 11332ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // RTTI: debug mode only! 11342ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan GTEST_CHECK_(f == NULL || dynamic_cast<To>(f) != NULL); 11352ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#endif 11362ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan return static_cast<To>(f); 11372ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan} 11382ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 1139e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Downcasts the pointer of type Base to Derived. 1140e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Derived must be a subclass of Base. The parameter MUST 1141e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// point to a class of type Derived, not any subclass of it. 1142e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// When RTTI is available, the function performs a runtime 1143e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// check to enforce this. 1144e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wantemplate <class Derived, class Base> 1145e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wanDerived* CheckedDowncastToActualType(Base* base) { 1146e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#if GTEST_HAS_RTTI 1147e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_CHECK_(typeid(*base) == typeid(Derived)); 1148e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return dynamic_cast<Derived*>(base); // NOLINT 1149e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#else 1150e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return static_cast<Derived*>(base); // Poor man's downcast. 115192344b762a86bd73d79a0db8999ece92fb5069fazhanyong.wan#endif 1152e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan} 1153e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 115435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#if GTEST_HAS_STREAM_REDIRECTION 1155fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan 1156d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines the stderr capturer: 1157fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// CaptureStdout - starts capturing stdout. 1158fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// GetCapturedStdout - stops capturing stdout and returns the captured string. 1159d201456903f3ecae1f7794edfab0d5678e64226shiqian// CaptureStderr - starts capturing stderr. 1160d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetCapturedStderr - stops capturing stderr and returns the captured string. 1161fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// 11629f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ void CaptureStdout(); 116387fdda2cf24d953f3cbec1e0c266b2db9928f406jgmGTEST_API_ std::string GetCapturedStdout(); 11649f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ void CaptureStderr(); 116587fdda2cf24d953f3cbec1e0c266b2db9928f406jgmGTEST_API_ std::string GetCapturedStderr(); 11664984c93490eeeb7d3d1979b30a39a21cad07cba5zhanyong.wan 116735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#endif // GTEST_HAS_STREAM_REDIRECTION 1168fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan 1169fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan 11700af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#if GTEST_HAS_DEATH_TEST 1171d201456903f3ecae1f7794edfab0d5678e64226shiqian 117269a40b7d4ab4171cbe4ef920e7a5171109e2064cvladlosevconst ::std::vector<testing::internal::string>& GetInjectableArgvs(); 117369a40b7d4ab4171cbe4ef920e7a5171109e2064cvladlosevvoid SetInjectableArgvs(const ::std::vector<testing::internal::string>* 117469a40b7d4ab4171cbe4ef920e7a5171109e2064cvladlosev new_argvs); 1175d201456903f3ecae1f7794edfab0d5678e64226shiqian 117669a40b7d4ab4171cbe4ef920e7a5171109e2064cvladlosev// A copy of all command line arguments. Set by InitGoogleTest(). 117769a40b7d4ab4171cbe4ef920e7a5171109e2064cvladlosevextern ::std::vector<testing::internal::string> g_argvs; 1178d201456903f3ecae1f7794edfab0d5678e64226shiqian 1179d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_DEATH_TEST 1180d201456903f3ecae1f7794edfab0d5678e64226shiqian 1181d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines synchronization primitives. 1182d201456903f3ecae1f7794edfab0d5678e64226shiqian 11833bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#if GTEST_HAS_PTHREAD 11843bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 118512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Sleeps for (roughly) n milli-seconds. This function is only for 118612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// testing Google Test's own constructs. Don't use it in user tests, 118712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// either directly or indirectly. 118812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.waninline void SleepMilliseconds(int n) { 118912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan const timespec time = { 119012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 0, // 0 seconds. 119112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan n * 1000L * 1000L, // And n ms. 119212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan }; 119312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan nanosleep(&time, NULL); 119412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan} 119512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 119612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Allows a controller thread to pause execution of newly created 119712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// threads until notified. Instances of this class must be created 119812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// and destroyed in the controller thread. 119912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// 120012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// This class is only for testing Google Test's own constructs. Do not 120112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// use it in user tests, either directly or indirectly. 120212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wanclass Notification { 120312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan public: 1204cfb40870bc74dc57616e286461a89c9f259b349djgm Notification() : notified_(false) { 1205cfb40870bc74dc57616e286461a89c9f259b349djgm GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_init(&mutex_, NULL)); 1206cfb40870bc74dc57616e286461a89c9f259b349djgm } 1207cfb40870bc74dc57616e286461a89c9f259b349djgm ~Notification() { 1208cfb40870bc74dc57616e286461a89c9f259b349djgm pthread_mutex_destroy(&mutex_); 1209cfb40870bc74dc57616e286461a89c9f259b349djgm } 121012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 121112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // Notifies all threads created with this notification to start. Must 121212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // be called from the controller thread. 1213cfb40870bc74dc57616e286461a89c9f259b349djgm void Notify() { 1214cfb40870bc74dc57616e286461a89c9f259b349djgm pthread_mutex_lock(&mutex_); 1215cfb40870bc74dc57616e286461a89c9f259b349djgm notified_ = true; 1216cfb40870bc74dc57616e286461a89c9f259b349djgm pthread_mutex_unlock(&mutex_); 1217cfb40870bc74dc57616e286461a89c9f259b349djgm } 121812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 121912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // Blocks until the controller thread notifies. Must be called from a test 122012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // thread. 122112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan void WaitForNotification() { 1222cfb40870bc74dc57616e286461a89c9f259b349djgm for (;;) { 1223cfb40870bc74dc57616e286461a89c9f259b349djgm pthread_mutex_lock(&mutex_); 1224cfb40870bc74dc57616e286461a89c9f259b349djgm const bool notified = notified_; 1225cfb40870bc74dc57616e286461a89c9f259b349djgm pthread_mutex_unlock(&mutex_); 1226cfb40870bc74dc57616e286461a89c9f259b349djgm if (notified) 1227cfb40870bc74dc57616e286461a89c9f259b349djgm break; 122812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan SleepMilliseconds(10); 122912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 123012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 123112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 123212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan private: 1233cfb40870bc74dc57616e286461a89c9f259b349djgm pthread_mutex_t mutex_; 1234cfb40870bc74dc57616e286461a89c9f259b349djgm bool notified_; 123512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 123612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(Notification); 123712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan}; 123812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 123906d04c0945bf47bae90532552e6e8294802fc9aavladlosev// As a C-function, ThreadFuncWithCLinkage cannot be templated itself. 124006d04c0945bf47bae90532552e6e8294802fc9aavladlosev// Consequently, it cannot select a correct instantiation of ThreadWithParam 124106d04c0945bf47bae90532552e6e8294802fc9aavladlosev// in order to call its Run(). Introducing ThreadWithParamBase as a 124206d04c0945bf47bae90532552e6e8294802fc9aavladlosev// non-templated base class for ThreadWithParam allows us to bypass this 124306d04c0945bf47bae90532552e6e8294802fc9aavladlosev// problem. 124406d04c0945bf47bae90532552e6e8294802fc9aavladlosevclass ThreadWithParamBase { 124506d04c0945bf47bae90532552e6e8294802fc9aavladlosev public: 124606d04c0945bf47bae90532552e6e8294802fc9aavladlosev virtual ~ThreadWithParamBase() {} 124706d04c0945bf47bae90532552e6e8294802fc9aavladlosev virtual void Run() = 0; 124806d04c0945bf47bae90532552e6e8294802fc9aavladlosev}; 124906d04c0945bf47bae90532552e6e8294802fc9aavladlosev 125006d04c0945bf47bae90532552e6e8294802fc9aavladlosev// pthread_create() accepts a pointer to a function type with the C linkage. 125106d04c0945bf47bae90532552e6e8294802fc9aavladlosev// According to the Standard (7.5/1), function types with different linkages 125206d04c0945bf47bae90532552e6e8294802fc9aavladlosev// are different even if they are otherwise identical. Some compilers (for 125306d04c0945bf47bae90532552e6e8294802fc9aavladlosev// example, SunStudio) treat them as different types. Since class methods 125406d04c0945bf47bae90532552e6e8294802fc9aavladlosev// cannot be defined with C-linkage we need to define a free C-function to 125506d04c0945bf47bae90532552e6e8294802fc9aavladlosev// pass into pthread_create(). 125606d04c0945bf47bae90532552e6e8294802fc9aavladlosevextern "C" inline void* ThreadFuncWithCLinkage(void* thread) { 125706d04c0945bf47bae90532552e6e8294802fc9aavladlosev static_cast<ThreadWithParamBase*>(thread)->Run(); 125806d04c0945bf47bae90532552e6e8294802fc9aavladlosev return NULL; 125906d04c0945bf47bae90532552e6e8294802fc9aavladlosev} 126006d04c0945bf47bae90532552e6e8294802fc9aavladlosev 126112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Helper class for testing Google Test's multi-threading constructs. 1262542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan// To use it, write: 126312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// 126412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// void ThreadFunc(int param) { /* Do things with param */ } 126512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Notification thread_can_start; 126612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// ... 126712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// // The thread_can_start parameter is optional; you can supply NULL. 126812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// ThreadWithParam<int> thread(&ThreadFunc, 5, &thread_can_start); 126912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// thread_can_start.Notify(); 127012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// 127112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// These classes are only for testing Google Test's own constructs. Do 127212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// not use them in user tests, either directly or indirectly. 127312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wantemplate <typename T> 127406d04c0945bf47bae90532552e6e8294802fc9aavladlosevclass ThreadWithParam : public ThreadWithParamBase { 127512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan public: 127612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan typedef void (*UserThreadFunc)(T); 127712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 1278542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan ThreadWithParam( 127912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan UserThreadFunc func, T param, Notification* thread_can_start) 128012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan : func_(func), 128112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan param_(param), 128212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan thread_can_start_(thread_can_start), 1283542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan finished_(false) { 1284e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ThreadWithParamBase* const base = this; 1285542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan // The thread can be created only after all fields except thread_ 1286542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan // have been initialized. 1287542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan GTEST_CHECK_POSIX_SUCCESS_( 1288e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan pthread_create(&thread_, 0, &ThreadFuncWithCLinkage, base)); 1289542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan } 1290542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan ~ThreadWithParam() { Join(); } 129112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 129212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan void Join() { 129312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan if (!finished_) { 1294542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_join(thread_, 0)); 129512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan finished_ = true; 129612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 129712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 129812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 129906d04c0945bf47bae90532552e6e8294802fc9aavladlosev virtual void Run() { 130012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan if (thread_can_start_ != NULL) 130112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan thread_can_start_->WaitForNotification(); 130212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan func_(param_); 130312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 130412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 130506d04c0945bf47bae90532552e6e8294802fc9aavladlosev private: 130612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan const UserThreadFunc func_; // User-supplied thread function. 130712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan const T param_; // User-supplied parameter to the thread function. 130812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // When non-NULL, used to block execution until the controller thread 130912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // notifies. 131012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan Notification* const thread_can_start_; 131112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan bool finished_; // true iff we know that the thread function has finished. 1312542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan pthread_t thread_; // The native thread object. 1313542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan 1314542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadWithParam); 131512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan}; 131612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 13173bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// MutexBase and Mutex implement mutex on pthreads-based platforms. They 13183bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// are used in conjunction with class MutexLock: 13193bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13204879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// Mutex mutex; 13214879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// ... 13224879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// MutexLock lock(&mutex); // Acquires the mutex and releases it at the end 13234879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // of the current scope. 13243bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13253bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// MutexBase implements behavior for both statically and dynamically 13264879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// allocated mutexes. Do not use MutexBase directly. Instead, write 13274879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// the following to define a static mutex: 13283bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13294879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// GTEST_DEFINE_STATIC_MUTEX_(g_some_mutex); 13303bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13314879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// You can forward declare a static mutex like this: 13323bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13334879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// GTEST_DECLARE_STATIC_MUTEX_(g_some_mutex); 13343bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13354879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// To create a dynamic mutex, just define an object of type Mutex. 13363bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass MutexBase { 13373bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 13384879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // Acquires this mutex. 13394879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan void Lock() { 13404879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_lock(&mutex_)); 13414879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan owner_ = pthread_self(); 13429a56024c9a5795062492cc15813800378e62e0abjgm has_owner_ = true; 13434879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 13444879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan 13454879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // Releases this mutex. 13464879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan void Unlock() { 13479a56024c9a5795062492cc15813800378e62e0abjgm // Since the lock is being released the owner_ field should no longer be 13489a56024c9a5795062492cc15813800378e62e0abjgm // considered valid. We don't protect writing to has_owner_ here, as it's 13499a56024c9a5795062492cc15813800378e62e0abjgm // the caller's responsibility to ensure that the current thread holds the 13504879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // mutex when this is called. 13519a56024c9a5795062492cc15813800378e62e0abjgm has_owner_ = false; 13524879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_unlock(&mutex_)); 13534879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 13543bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13553bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan // Does nothing if the current thread holds the mutex. Otherwise, crashes 13563bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan // with high probability. 13574879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan void AssertHeld() const { 13589a56024c9a5795062492cc15813800378e62e0abjgm GTEST_CHECK_(has_owner_ && pthread_equal(owner_, pthread_self())) 13594879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan << "The current thread is not holding the mutex @" << this; 13604879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 13613bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13624879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // A static mutex may be used before main() is entered. It may even 13634879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // be used before the dynamic initialization stage. Therefore we 13644879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // must be able to initialize a static mutex object at link time. 13654879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // This means MutexBase has to be a POD and its member variables 13664879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // have to be public. 13673bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 13684879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan pthread_mutex_t mutex_; // The underlying pthread mutex. 13699a56024c9a5795062492cc15813800378e62e0abjgm // has_owner_ indicates whether the owner_ field below contains a valid thread 13709a56024c9a5795062492cc15813800378e62e0abjgm // ID and is therefore safe to inspect (e.g., to use in pthread_equal()). All 13719a56024c9a5795062492cc15813800378e62e0abjgm // accesses to the owner_ field should be protected by a check of this field. 13729a56024c9a5795062492cc15813800378e62e0abjgm // An alternative might be to memset() owner_ to all zeros, but there's no 13739a56024c9a5795062492cc15813800378e62e0abjgm // guarantee that a zero'd pthread_t is necessarily invalid or even different 13749a56024c9a5795062492cc15813800378e62e0abjgm // from pthread_self(). 13759a56024c9a5795062492cc15813800378e62e0abjgm bool has_owner_; 13769a56024c9a5795062492cc15813800378e62e0abjgm pthread_t owner_; // The thread holding the mutex. 13773bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 13783bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13793bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Forward-declares a static mutex. 1380ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ 13813bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan extern ::testing::internal::MutexBase mutex 13823bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13834879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// Defines and statically (i.e. at link time) initializes a static mutex. 13849a56024c9a5795062492cc15813800378e62e0abjgm// The initialization list here does not explicitly initialize each field, 13859a56024c9a5795062492cc15813800378e62e0abjgm// instead relying on default initialization for the unspecified fields. In 13869a56024c9a5795062492cc15813800378e62e0abjgm// particular, the owner_ field (a pthread_t) is not explicitly initialized. 13879a56024c9a5795062492cc15813800378e62e0abjgm// This allows initialization to work whether pthread_t is a scalar or struct. 13889a56024c9a5795062492cc15813800378e62e0abjgm// The flag -Wmissing-field-initializers must not be specified for this to work. 1389ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ 13909a56024c9a5795062492cc15813800378e62e0abjgm ::testing::internal::MutexBase mutex = { PTHREAD_MUTEX_INITIALIZER, false } 13913bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13924879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// The Mutex class can only be used for mutexes created at runtime. It 13934879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// shares its API with MutexBase otherwise. 13943bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass Mutex : public MutexBase { 13953bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 13964879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan Mutex() { 13974879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_init(&mutex_, NULL)); 13989a56024c9a5795062492cc15813800378e62e0abjgm has_owner_ = false; 13994879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 14004879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan ~Mutex() { 14014879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_destroy(&mutex_)); 14024879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 14033bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14043bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan private: 14053bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(Mutex); 14063bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 14073bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14084879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// We cannot name this class MutexLock as the ctor declaration would 14093bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// conflict with a macro named MutexLock, which is defined on some 14103bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// platforms. Hence the typedef trick below. 14113bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass GTestMutexLock { 14123bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 14133bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan explicit GTestMutexLock(MutexBase* mutex) 14143bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan : mutex_(mutex) { mutex_->Lock(); } 14153bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14163bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ~GTestMutexLock() { mutex_->Unlock(); } 14173bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14183bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan private: 14193bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan MutexBase* const mutex_; 14203bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14213bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(GTestMutexLock); 14223bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 14233bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14243bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wantypedef GTestMutexLock MutexLock; 14253bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1426e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Helpers for ThreadLocal. 1427e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1428e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// pthread_key_create() requires DeleteThreadLocalValue() to have 1429e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// C-linkage. Therefore it cannot be templatized to access 1430e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// ThreadLocal<T>. Hence the need for class 1431e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// ThreadLocalValueHolderBase. 1432e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wanclass ThreadLocalValueHolderBase { 1433e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan public: 1434e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan virtual ~ThreadLocalValueHolderBase() {} 1435e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan}; 1436e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1437e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Called by pthread to delete thread-local data stored by 1438e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// pthread_setspecific(). 1439e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wanextern "C" inline void DeleteThreadLocalValue(void* value_holder) { 1440e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan delete static_cast<ThreadLocalValueHolderBase*>(value_holder); 1441e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan} 1442e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 14433bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Implements thread-local storage on pthreads-based systems. 14443bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 14454879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // Thread 1 14464879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// ThreadLocal<int> tl(100); // 100 is the default value for each thread. 14473bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 14484879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // Thread 2 14494879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// tl.set(150); // Changes the value for thread 2 only. 14504879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// EXPECT_EQ(150, tl.get()); 14513bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 14524879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // Thread 1 14534879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// EXPECT_EQ(100, tl.get()); // In thread 1, tl has the original value. 14544879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// tl.set(200); 14554879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// EXPECT_EQ(200, tl.get()); 14563bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 14574879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// The template type argument T must have a public copy constructor. 14584879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// In addition, the default ThreadLocal constructor requires T to have 1459b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// a public default constructor. 1460b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// 1461b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// An object managed for a thread by a ThreadLocal instance is deleted 1462b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// when the thread exits. Or, if the ThreadLocal instance dies in 1463b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// that thread, when the ThreadLocal dies. It's the user's 1464b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// responsibility to ensure that all other threads using a ThreadLocal 1465b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// have exited when it dies, or the per-thread objects for those 1466b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// threads will not be deleted. 1467b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// 1468b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// Google Test only uses global ThreadLocal objects. That means they 1469b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// will die after main() has returned. Therefore, no per-thread 1470b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// object managed by Google Test will be leaked as long as all threads 1471b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// using Google Test have exited when main() returns. 14723bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wantemplate <typename T> 14733bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass ThreadLocal { 14743bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 14754879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan ThreadLocal() : key_(CreateKey()), 14764879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan default_() {} 14774879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan explicit ThreadLocal(const T& value) : key_(CreateKey()), 14784879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan default_(value) {} 14793bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14803bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ~ThreadLocal() { 1481b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // Destroys the managed object for the current thread, if any. 1482b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan DeleteThreadLocalValue(pthread_getspecific(key_)); 1483b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan 1484b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // Releases resources associated with the key. This will *not* 1485b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // delete managed objects for other threads. 14864879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_key_delete(key_)); 14873bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan } 14883bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14893bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan T* pointer() { return GetOrCreateValue(); } 14903bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan const T* pointer() const { return GetOrCreateValue(); } 14913bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan const T& get() const { return *pointer(); } 14923bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan void set(const T& value) { *pointer() = value; } 14933bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14943bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan private: 1495e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan // Holds a value of type T. 1496e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan class ValueHolder : public ThreadLocalValueHolderBase { 1497e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan public: 1498e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan explicit ValueHolder(const T& value) : value_(value) {} 1499e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1500e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan T* pointer() { return &value_; } 1501e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1502e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan private: 1503e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan T value_; 1504e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(ValueHolder); 1505e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan }; 1506e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 15073bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan static pthread_key_t CreateKey() { 15083bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan pthread_key_t key; 1509b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // When a thread exits, DeleteThreadLocalValue() will be called on 1510b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // the object managed for that thread. 1511e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_CHECK_POSIX_SUCCESS_( 1512e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan pthread_key_create(&key, &DeleteThreadLocalValue)); 15133bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan return key; 15143bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan } 15153bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 15163bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan T* GetOrCreateValue() const { 1517e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ThreadLocalValueHolderBase* const holder = 1518e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan static_cast<ThreadLocalValueHolderBase*>(pthread_getspecific(key_)); 1519e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan if (holder != NULL) { 1520e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return CheckedDowncastToActualType<ValueHolder>(holder)->pointer(); 1521e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan } 15224879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan 1523e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ValueHolder* const new_holder = new ValueHolder(default_); 1524e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ThreadLocalValueHolderBase* const holder_base = new_holder; 1525e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_setspecific(key_, holder_base)); 1526e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return new_holder->pointer(); 15273bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan } 15283bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 15293bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan // A key pthreads uses for looking up per-thread values. 15303bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan const pthread_key_t key_; 15314879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan const T default_; // The default value for each thread. 15323bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 15333bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadLocal); 15343bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 15353bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1536ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_IS_THREADSAFE 1 15373bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 15383bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#else // GTEST_HAS_PTHREAD 15393bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1540d201456903f3ecae1f7794edfab0d5678e64226shiqian// A dummy implementation of synchronization primitives (mutex, lock, 1541d201456903f3ecae1f7794edfab0d5678e64226shiqian// and thread-local variable). Necessary for compiling Google Test where 1542d201456903f3ecae1f7794edfab0d5678e64226shiqian// mutex is not supported - using Google Test in multiple threads is not 1543d201456903f3ecae1f7794edfab0d5678e64226shiqian// supported on such platforms. 1544d201456903f3ecae1f7794edfab0d5678e64226shiqian 1545d201456903f3ecae1f7794edfab0d5678e64226shiqianclass Mutex { 1546d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1547d201456903f3ecae1f7794edfab0d5678e64226shiqian Mutex() {} 154883fe024fb0fefcd7069d5d4c0611eca6bf66bd1fvladlosev void Lock() {} 154983fe024fb0fefcd7069d5d4c0611eca6bf66bd1fvladlosev void Unlock() {} 1550d201456903f3ecae1f7794edfab0d5678e64226shiqian void AssertHeld() const {} 1551d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1552d201456903f3ecae1f7794edfab0d5678e64226shiqian 1553ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ 15543bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan extern ::testing::internal::Mutex mutex 15553bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1556ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DEFINE_STATIC_MUTEX_(mutex) ::testing::internal::Mutex mutex 15573bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1558d201456903f3ecae1f7794edfab0d5678e64226shiqianclass GTestMutexLock { 1559d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1560d201456903f3ecae1f7794edfab0d5678e64226shiqian explicit GTestMutexLock(Mutex*) {} // NOLINT 1561d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1562d201456903f3ecae1f7794edfab0d5678e64226shiqian 1563d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef GTestMutexLock MutexLock; 1564d201456903f3ecae1f7794edfab0d5678e64226shiqian 1565d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 1566d201456903f3ecae1f7794edfab0d5678e64226shiqianclass ThreadLocal { 1567d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1568e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian ThreadLocal() : value_() {} 1569e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian explicit ThreadLocal(const T& value) : value_(value) {} 1570d201456903f3ecae1f7794edfab0d5678e64226shiqian T* pointer() { return &value_; } 1571d201456903f3ecae1f7794edfab0d5678e64226shiqian const T* pointer() const { return &value_; } 1572d201456903f3ecae1f7794edfab0d5678e64226shiqian const T& get() const { return value_; } 1573d201456903f3ecae1f7794edfab0d5678e64226shiqian void set(const T& value) { value_ = value; } 1574d201456903f3ecae1f7794edfab0d5678e64226shiqian private: 1575d201456903f3ecae1f7794edfab0d5678e64226shiqian T value_; 1576d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1577d201456903f3ecae1f7794edfab0d5678e64226shiqian 1578e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// The above synchronization primitives have dummy implementations. 1579e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// Therefore Google Test is not thread-safe. 1580ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_IS_THREADSAFE 0 1581e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian 15823bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#endif // GTEST_HAS_PTHREAD 15833bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 15843bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Returns the number of threads running in the process, or 0 to indicate that 15853bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// we cannot detect it. 15869f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ size_t GetThreadCount(); 15873bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1588d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// Passing non-POD classes through ellipsis (...) crashes the ARM 158944bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// compiler and generates a warning in Sun Studio. The Nokia Symbian 159044bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// and the IBM XL C/C++ compiler try to instantiate a copy constructor 159144bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// for objects passed through ellipsis (...), failing for uncopyable 159244bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// objects. We define this to ensure that only POD is passed through 159344bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// ellipsis on these systems. 159444bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#if defined(__SYMBIAN32__) || defined(__IBMCPP__) || defined(__SUNPRO_CC) 159506d04c0945bf47bae90532552e6e8294802fc9aavladlosev// We lose support for NULL detection where the compiler doesn't like 159606d04c0945bf47bae90532552e6e8294802fc9aavladlosev// passing non-POD classes through ellipsis (...). 1597ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_ELLIPSIS_NEEDS_POD_ 1 159806d04c0945bf47bae90532552e6e8294802fc9aavladlosev#else 1599ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_CAN_COMPARE_NULL 1 160044bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#endif 1601d201456903f3ecae1f7794edfab0d5678e64226shiqian 1602d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// The Nokia Symbian and IBM XL C/C++ compilers cannot decide between 1603d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// const T& and const T* in a function template. These compilers 1604d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// _can_ decide between class template specializations for T and T*, 1605d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// so a tr1::type_traits-like is_pointer works. 160644bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#if defined(__SYMBIAN32__) || defined(__IBMCPP__) 1607ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_NEEDS_IS_POINTER_ 1 160844bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#endif 1609d201456903f3ecae1f7794edfab0d5678e64226shiqian 1610d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <bool bool_value> 1611d201456903f3ecae1f7794edfab0d5678e64226shiqianstruct bool_constant { 1612d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef bool_constant<bool_value> type; 1613d201456903f3ecae1f7794edfab0d5678e64226shiqian static const bool value = bool_value; 1614d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1615d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <bool bool_value> const bool bool_constant<bool_value>::value; 1616d201456903f3ecae1f7794edfab0d5678e64226shiqian 1617d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef bool_constant<false> false_type; 1618d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef bool_constant<true> true_type; 1619d201456903f3ecae1f7794edfab0d5678e64226shiqian 1620d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 1621d201456903f3ecae1f7794edfab0d5678e64226shiqianstruct is_pointer : public false_type {}; 1622d201456903f3ecae1f7794edfab0d5678e64226shiqian 1623d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 1624d201456903f3ecae1f7794edfab0d5678e64226shiqianstruct is_pointer<T*> : public true_type {}; 1625d201456903f3ecae1f7794edfab0d5678e64226shiqian 1626fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wantemplate <typename Iterator> 1627fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wanstruct IteratorTraits { 1628fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan typedef typename Iterator::value_type value_type; 1629fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan}; 1630fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan 1631fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wantemplate <typename T> 1632fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wanstruct IteratorTraits<T*> { 1633fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan typedef T value_type; 1634fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan}; 1635fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan 1636fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wantemplate <typename T> 1637fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wanstruct IteratorTraits<const T*> { 1638fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan typedef T value_type; 1639fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan}; 1640fc99b1ad515ccfc92ee92001c409f69385033af5zhanyong.wan 164187d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#if GTEST_OS_WINDOWS 1642ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_PATH_SEP_ "\\" 1643ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_ALT_PATH_SEP_ 1 16443c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// The biggest signed integer type the compiler supports. 16453c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wantypedef __int64 BiggestInt; 164687d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#else 1647ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_PATH_SEP_ "/" 1648ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_ALT_PATH_SEP_ 0 16493c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wantypedef long long BiggestInt; // NOLINT 165087d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#endif // GTEST_OS_WINDOWS 165187d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan 165235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// Utilities for char. 165335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 165435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// isspace(int ch) and friends accept an unsigned char or EOF. char 165535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// may be signed, depending on the compiler (or compiler flags). 165635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// Therefore we need to cast a char to unsigned char before calling 165735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// isspace(), etc. 165835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 165935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsAlpha(char ch) { 166035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isalpha(static_cast<unsigned char>(ch)) != 0; 166135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 166235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsAlNum(char ch) { 166335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isalnum(static_cast<unsigned char>(ch)) != 0; 166435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 166535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsDigit(char ch) { 166635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isdigit(static_cast<unsigned char>(ch)) != 0; 166735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 166835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsLower(char ch) { 166935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return islower(static_cast<unsigned char>(ch)) != 0; 167035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 167135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsSpace(char ch) { 167235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isspace(static_cast<unsigned char>(ch)) != 0; 167335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 167435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsUpper(char ch) { 167535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isupper(static_cast<unsigned char>(ch)) != 0; 167635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 1677b5eb6ed9e27b7bf80a406e4a38ffe42db43889cczhanyong.waninline bool IsXDigit(char ch) { 1678b5eb6ed9e27b7bf80a406e4a38ffe42db43889cczhanyong.wan return isxdigit(static_cast<unsigned char>(ch)) != 0; 1679b5eb6ed9e27b7bf80a406e4a38ffe42db43889cczhanyong.wan} 1680a88c9a88e49e90ec414175543b2b7ff2f70866a7zhanyong.waninline bool IsXDigit(wchar_t ch) { 1681a88c9a88e49e90ec414175543b2b7ff2f70866a7zhanyong.wan const unsigned char low_byte = static_cast<unsigned char>(ch); 1682a88c9a88e49e90ec414175543b2b7ff2f70866a7zhanyong.wan return ch == low_byte && isxdigit(low_byte) != 0; 1683a88c9a88e49e90ec414175543b2b7ff2f70866a7zhanyong.wan} 168435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 168535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline char ToLower(char ch) { 168635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return static_cast<char>(tolower(static_cast<unsigned char>(ch))); 168735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 168835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline char ToUpper(char ch) { 168935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return static_cast<char>(toupper(static_cast<unsigned char>(ch))); 169035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 169135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 16923c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// The testing::internal::posix namespace holds wrappers for common 16933c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// POSIX functions. These wrappers hide the differences between 1694f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan// Windows/MSVC and POSIX systems. Since some compilers define these 1695f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan// standard functions as macros, the wrapper cannot have the same name 1696f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan// as the wrapped function. 1697f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan 16983c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wannamespace posix { 16993c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 17003c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Functions with a different name on Windows. 17013c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 17020af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#if GTEST_OS_WINDOWS 17033c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1704f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wantypedef struct _stat StatStruct; 17053c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1706ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef __BORLANDC__ 1707c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int IsATTY(int fd) { return isatty(fd); } 1708c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int StrCaseCmp(const char* s1, const char* s2) { 1709c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan return stricmp(s1, s2); 1710c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan} 1711c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline char* StrDup(const char* src) { return strdup(src); } 1712ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else // !__BORLANDC__ 1713ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_WINDOWS_MOBILE 17144853a503371f39aa22e14adcdecea71c09841e34zhanyong.waninline int IsATTY(int /* fd */) { return 0; } 1715ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 1716f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int IsATTY(int fd) { return _isatty(fd); } 1717ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_OS_WINDOWS_MOBILE 1718f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int StrCaseCmp(const char* s1, const char* s2) { 1719f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return _stricmp(s1, s2); 17203c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1721f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline char* StrDup(const char* src) { return _strdup(src); } 1722ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // __BORLANDC__ 1723c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan 1724ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_WINDOWS_MOBILE 17254853a503371f39aa22e14adcdecea71c09841e34zhanyong.waninline int FileNo(FILE* file) { return reinterpret_cast<int>(_fileno(file)); } 17264853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// Stat(), RmDir(), and IsDir() are not needed on Windows CE at this 17274853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// time and thus not defined there. 1728ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 1729c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int FileNo(FILE* file) { return _fileno(file); } 1730c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int Stat(const char* path, StatStruct* buf) { return _stat(path, buf); } 1731f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int RmDir(const char* dir) { return _rmdir(dir); } 1732f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline bool IsDir(const StatStruct& st) { 17333c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan return (_S_IFDIR & st.st_mode) != 0; 17343c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1735ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_OS_WINDOWS_MOBILE 17363c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1737d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 17383c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1739f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wantypedef struct stat StatStruct; 17403c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1741f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int FileNo(FILE* file) { return fileno(file); } 1742f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int IsATTY(int fd) { return isatty(fd); } 1743f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Stat(const char* path, StatStruct* buf) { return stat(path, buf); } 1744f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int StrCaseCmp(const char* s1, const char* s2) { 1745f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return strcasecmp(s1, s2); 1746f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan} 1747c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline char* StrDup(const char* src) { return strdup(src); } 1748f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int RmDir(const char* dir) { return rmdir(dir); } 1749f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); } 17503c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1751d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_OS_WINDOWS 1752d201456903f3ecae1f7794edfab0d5678e64226shiqian 17533c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Functions deprecated by MSVC 8.0. 17543c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 17553c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#ifdef _MSC_VER 17563c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Temporarily disable warning 4996 (deprecated function). 1757ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# pragma warning(push) 1758ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# pragma warning(disable:4996) 17593c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#endif 17603c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1761f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline const char* StrNCpy(char* dest, const char* src, size_t n) { 1762f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return strncpy(dest, src, n); 17633c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 17644853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan 17654853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// ChDir(), FReopen(), FDOpen(), Read(), Write(), Close(), and 17664853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// StrError() aren't needed on Windows CE at this time and thus not 17674853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// defined there. 17684853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan 1769b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if !GTEST_OS_WINDOWS_MOBILE 1770f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int ChDir(const char* dir) { return chdir(dir); } 17714853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif 1772f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline FILE* FOpen(const char* path, const char* mode) { 1773f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return fopen(path, mode); 17743c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1775b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if !GTEST_OS_WINDOWS_MOBILE 1776f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline FILE *FReopen(const char* path, const char* mode, FILE* stream) { 1777f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return freopen(path, mode, stream); 17783c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1779f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline FILE* FDOpen(int fd, const char* mode) { return fdopen(fd, mode); } 17804853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif 1781f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int FClose(FILE* fp) { return fclose(fp); } 1782b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if !GTEST_OS_WINDOWS_MOBILE 1783f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Read(int fd, void* buf, unsigned int count) { 1784f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return static_cast<int>(read(fd, buf, count)); 17853c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1786f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Write(int fd, const void* buf, unsigned int count) { 1787f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return static_cast<int>(write(fd, buf, count)); 17883c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1789f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Close(int fd) { return close(fd); } 1790f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline const char* StrError(int errnum) { return strerror(errnum); } 17914853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif 1792f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline const char* GetEnv(const char* name) { 1793b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if GTEST_OS_WINDOWS_MOBILE 1794b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan // We are on Windows CE, which has no environment variables. 17953c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan return NULL; 1796cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#elif defined(__BORLANDC__) || defined(__SunOS_5_8) || defined(__SunOS_5_9) 1797c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan // Environment variables which we programmatically clear will be set to the 1798c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan // empty string rather than unset (NULL). Handle that case. 1799c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan const char* const env = getenv(name); 1800c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan return (env != NULL && env[0] != '\0') ? env : NULL; 18013c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#else 1802f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return getenv(name); 18033c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#endif 18043c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 18053c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 18063c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#ifdef _MSC_VER 1807ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# pragma warning(pop) // Restores the warning state. 18083c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#endif 18093c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1810b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if GTEST_OS_WINDOWS_MOBILE 18113c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Windows CE has no C library. The abort() function is used in 18123c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// several places in Google Test. This implementation provides a reasonable 18133c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// imitation of standard behaviour. 1814f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wanvoid Abort(); 18153c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#else 1816f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline void Abort() { abort(); } 1817b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#endif // GTEST_OS_WINDOWS_MOBILE 18183c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 18193c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} // namespace posix 18203c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1821f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// MSVC "deprecates" snprintf and issues warnings wherever it is used. In 1822f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// order to avoid these warnings, we need to use _snprintf or _snprintf_s on 1823f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// MSVC-based platforms. We map the GTEST_SNPRINTF_ macro to the appropriate 1824f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// function in order to achieve that. We use macro definition here because 1825f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// snprintf is a variadic function. 1826f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev#if _MSC_VER >= 1400 && !GTEST_OS_WINDOWS_MOBILE 1827f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// MSVC 2005 and above support variadic macros. 1828f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev# define GTEST_SNPRINTF_(buffer, size, format, ...) \ 1829f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev _snprintf_s(buffer, size, size, format, __VA_ARGS__) 1830f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev#elif defined(_MSC_VER) 1831f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// Windows CE does not define _snprintf_s and MSVC prior to 2005 doesn't 1832f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev// complain about _snprintf. 1833f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev# define GTEST_SNPRINTF_ _snprintf 1834f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev#else 1835f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev# define GTEST_SNPRINTF_ snprintf 1836f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev#endif 1837f7d58e81c35b37851733a7518c9f7260ba1b8a40vladlosev 1838d201456903f3ecae1f7794edfab0d5678e64226shiqian// The maximum number a BiggestInt can represent. This definition 1839d201456903f3ecae1f7794edfab0d5678e64226shiqian// works no matter BiggestInt is represented in one's complement or 1840d201456903f3ecae1f7794edfab0d5678e64226shiqian// two's complement. 1841d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1842d201456903f3ecae1f7794edfab0d5678e64226shiqian// We cannot rely on numeric_limits in STL, as __int64 and long long 1843d201456903f3ecae1f7794edfab0d5678e64226shiqian// are not part of standard C++ and numeric_limits doesn't need to be 1844d201456903f3ecae1f7794edfab0d5678e64226shiqian// defined for them. 1845d201456903f3ecae1f7794edfab0d5678e64226shiqianconst BiggestInt kMaxBiggestInt = 1846d201456903f3ecae1f7794edfab0d5678e64226shiqian ~(static_cast<BiggestInt>(1) << (8*sizeof(BiggestInt) - 1)); 1847d201456903f3ecae1f7794edfab0d5678e64226shiqian 1848d201456903f3ecae1f7794edfab0d5678e64226shiqian// This template class serves as a compile-time function from size to 1849d201456903f3ecae1f7794edfab0d5678e64226shiqian// type. It maps a size in bytes to a primitive type with that 1850d201456903f3ecae1f7794edfab0d5678e64226shiqian// size. e.g. 1851d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1852d201456903f3ecae1f7794edfab0d5678e64226shiqian// TypeWithSize<4>::UInt 1853d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1854d201456903f3ecae1f7794edfab0d5678e64226shiqian// is typedef-ed to be unsigned int (unsigned integer made up of 4 1855d201456903f3ecae1f7794edfab0d5678e64226shiqian// bytes). 1856d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1857d201456903f3ecae1f7794edfab0d5678e64226shiqian// Such functionality should belong to STL, but I cannot find it 1858d201456903f3ecae1f7794edfab0d5678e64226shiqian// there. 1859d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1860d201456903f3ecae1f7794edfab0d5678e64226shiqian// Google Test uses this class in the implementation of floating-point 1861d201456903f3ecae1f7794edfab0d5678e64226shiqian// comparison. 1862d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1863d201456903f3ecae1f7794edfab0d5678e64226shiqian// For now it only handles UInt (unsigned int) as that's all Google Test 1864d201456903f3ecae1f7794edfab0d5678e64226shiqian// needs. Other types can be easily added in the future if need 1865d201456903f3ecae1f7794edfab0d5678e64226shiqian// arises. 1866d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <size_t size> 1867d201456903f3ecae1f7794edfab0d5678e64226shiqianclass TypeWithSize { 1868d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1869d201456903f3ecae1f7794edfab0d5678e64226shiqian // This prevents the user from using TypeWithSize<N> with incorrect 1870d201456903f3ecae1f7794edfab0d5678e64226shiqian // values of N. 1871d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef void UInt; 1872d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1873d201456903f3ecae1f7794edfab0d5678e64226shiqian 1874d201456903f3ecae1f7794edfab0d5678e64226shiqian// The specialization for size 4. 1875d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <> 1876d201456903f3ecae1f7794edfab0d5678e64226shiqianclass TypeWithSize<4> { 1877d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1878d201456903f3ecae1f7794edfab0d5678e64226shiqian // unsigned int has size 4 in both gcc and MSVC. 1879d201456903f3ecae1f7794edfab0d5678e64226shiqian // 1880d201456903f3ecae1f7794edfab0d5678e64226shiqian // As base/basictypes.h doesn't compile on Windows, we cannot use 1881d201456903f3ecae1f7794edfab0d5678e64226shiqian // uint32, uint64, and etc here. 1882d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef int Int; 1883d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef unsigned int UInt; 1884d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1885d201456903f3ecae1f7794edfab0d5678e64226shiqian 1886d201456903f3ecae1f7794edfab0d5678e64226shiqian// The specialization for size 8. 1887d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <> 1888d201456903f3ecae1f7794edfab0d5678e64226shiqianclass TypeWithSize<8> { 1889d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 18900af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#if GTEST_OS_WINDOWS 1891d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef __int64 Int; 1892d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef unsigned __int64 UInt; 1893d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 1894d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef long long Int; // NOLINT 1895d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef unsigned long long UInt; // NOLINT 1896d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_OS_WINDOWS 1897d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1898d201456903f3ecae1f7794edfab0d5678e64226shiqian 1899d201456903f3ecae1f7794edfab0d5678e64226shiqian// Integer types of known sizes. 1900d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<4>::Int Int32; 1901d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<4>::UInt UInt32; 1902d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<8>::Int Int64; 1903d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<8>::UInt UInt64; 1904d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. 1905d201456903f3ecae1f7794edfab0d5678e64226shiqian 1906d201456903f3ecae1f7794edfab0d5678e64226shiqian// Utilities for command line flags and environment variables. 1907d201456903f3ecae1f7794edfab0d5678e64226shiqian 1908d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macro for referencing flags. 1909d201456903f3ecae1f7794edfab0d5678e64226shiqian#define GTEST_FLAG(name) FLAGS_gtest_##name 1910d201456903f3ecae1f7794edfab0d5678e64226shiqian 1911d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macros for declaring flags. 191283589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#define GTEST_DECLARE_bool_(name) GTEST_API_ extern bool GTEST_FLAG(name) 1913e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DECLARE_int32_(name) \ 191483589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ extern ::testing::internal::Int32 GTEST_FLAG(name) 1915e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DECLARE_string_(name) \ 191687fdda2cf24d953f3cbec1e0c266b2db9928f406jgm GTEST_API_ extern ::std::string GTEST_FLAG(name) 1917d201456903f3ecae1f7794edfab0d5678e64226shiqian 1918d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macros for defining flags. 1919e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DEFINE_bool_(name, default_val, doc) \ 192083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ bool GTEST_FLAG(name) = (default_val) 1921e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DEFINE_int32_(name, default_val, doc) \ 192283589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ ::testing::internal::Int32 GTEST_FLAG(name) = (default_val) 1923e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DEFINE_string_(name, default_val, doc) \ 192487fdda2cf24d953f3cbec1e0c266b2db9928f406jgm GTEST_API_ ::std::string GTEST_FLAG(name) = (default_val) 1925d201456903f3ecae1f7794edfab0d5678e64226shiqian 19264c11f25f8c972bc5bed6d92abe2a0a3e41f499d7vladlosev// Thread annotations 19274c11f25f8c972bc5bed6d92abe2a0a3e41f499d7vladlosev#define GTEST_EXCLUSIVE_LOCK_REQUIRED_(locks) 19284c11f25f8c972bc5bed6d92abe2a0a3e41f499d7vladlosev#define GTEST_LOCK_EXCLUDED_(locks) 19294c11f25f8c972bc5bed6d92abe2a0a3e41f499d7vladlosev 1930d201456903f3ecae1f7794edfab0d5678e64226shiqian// Parses 'str' for a 32-bit signed integer. If successful, writes the result 1931d201456903f3ecae1f7794edfab0d5678e64226shiqian// to *value and returns true; otherwise leaves *value unchanged and returns 1932d201456903f3ecae1f7794edfab0d5678e64226shiqian// false. 1933d201456903f3ecae1f7794edfab0d5678e64226shiqian// TODO(chandlerc): Find a better way to refactor flag and environment parsing 1934d201456903f3ecae1f7794edfab0d5678e64226shiqian// out of both gtest-port.cc and gtest.cc to avoid exporting this utility 1935d201456903f3ecae1f7794edfab0d5678e64226shiqian// function. 1936d201456903f3ecae1f7794edfab0d5678e64226shiqianbool ParseInt32(const Message& src_text, const char* str, Int32* value); 1937d201456903f3ecae1f7794edfab0d5678e64226shiqian 1938d201456903f3ecae1f7794edfab0d5678e64226shiqian// Parses a bool/Int32/string from the environment variable 1939d201456903f3ecae1f7794edfab0d5678e64226shiqian// corresponding to the given Google Test flag. 1940d201456903f3ecae1f7794edfab0d5678e64226shiqianbool BoolFromGTestEnv(const char* flag, bool default_val); 19419f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ Int32 Int32FromGTestEnv(const char* flag, Int32 default_val); 1942d201456903f3ecae1f7794edfab0d5678e64226shiqianconst char* StringFromGTestEnv(const char* flag, const char* default_val); 1943d201456903f3ecae1f7794edfab0d5678e64226shiqian 1944d201456903f3ecae1f7794edfab0d5678e64226shiqian} // namespace internal 1945d201456903f3ecae1f7794edfab0d5678e64226shiqian} // namespace testing 1946d201456903f3ecae1f7794edfab0d5678e64226shiqian 1947d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ 1948