gtest-port.h revision 741d6c0d475664fc48790917cefed455a4307227
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. 35d201456903f3ecae1f7794edfab0d5678e64226shiqian 36d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ 37d201456903f3ecae1f7794edfab0d5678e64226shiqian#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ 38d201456903f3ecae1f7794edfab0d5678e64226shiqian 39d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user can define the following macros in the build script to 40e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// control Google Test's behavior. If the user doesn't define a macro 41e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// in this list, Google Test will define it. 42d201456903f3ecae1f7794edfab0d5678e64226shiqian// 4304f025dd5746fca83c6c32f1729b3449721dd60eshiqian// GTEST_HAS_CLONE - Define it to 1/0 to indicate that clone(2) 4404f025dd5746fca83c6c32f1729b3449721dd60eshiqian// is/isn't available. 45cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// GTEST_HAS_EXCEPTIONS - Define it to 1/0 to indicate that exceptions 46cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// are enabled. 47d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_HAS_GLOBAL_STRING - Define it to 1/0 to indicate that ::string 48d201456903f3ecae1f7794edfab0d5678e64226shiqian// is/isn't available (some systems define 49d201456903f3ecae1f7794edfab0d5678e64226shiqian// ::string, which is different to std::string). 50d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_HAS_GLOBAL_WSTRING - Define it to 1/0 to indicate that ::string 51d201456903f3ecae1f7794edfab0d5678e64226shiqian// is/isn't available (some systems define 52d201456903f3ecae1f7794edfab0d5678e64226shiqian// ::wstring, which is different to std::wstring). 53e96d247b20116646f343b6e2ec37af154f655977vladlosev// GTEST_HAS_POSIX_RE - Define it to 1/0 to indicate that POSIX regular 54e96d247b20116646f343b6e2ec37af154f655977vladlosev// expressions are/aren't available. 55e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_HAS_PTHREAD - Define it to 1/0 to indicate that <pthread.h> 56e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// is/isn't available. 5704f025dd5746fca83c6c32f1729b3449721dd60eshiqian// GTEST_HAS_RTTI - Define it to 1/0 to indicate that RTTI is/isn't 5804f025dd5746fca83c6c32f1729b3449721dd60eshiqian// enabled. 5904f025dd5746fca83c6c32f1729b3449721dd60eshiqian// GTEST_HAS_STD_WSTRING - Define it to 1/0 to indicate that 6004f025dd5746fca83c6c32f1729b3449721dd60eshiqian// std::wstring does/doesn't work (Google Test can 6104f025dd5746fca83c6c32f1729b3449721dd60eshiqian// be used where std::wstring is unavailable). 62532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// GTEST_HAS_TR1_TUPLE - Define it to 1/0 to indicate tr1::tuple 633d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// is/isn't available. 64f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// GTEST_HAS_SEH - Define it to 1/0 to indicate whether the 65f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// compiler supports Microsoft's "Structured 66f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Exception Handling". 6735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// GTEST_HAS_STREAM_REDIRECTION 6835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// - Define it to 1/0 to indicate whether the 6935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// platform supports I/O stream redirection using 7035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// dup() and dup2(). 71532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// GTEST_USE_OWN_TR1_TUPLE - Define it to 1/0 to indicate whether Google 72532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// Test's own tr1 tuple implementation should be 73532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// used. Unused when the user sets 74532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// GTEST_HAS_TR1_TUPLE to 0. 7583589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// GTEST_LINKED_AS_SHARED_LIBRARY 7683589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// - Define to 1 when compiling tests that use 7783589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// Google Test as a shared library (known as 7883589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// DLL on Windows). 7983589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// GTEST_CREATE_SHARED_LIBRARY 8083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// - Define to 1 when compiling Google Test itself 8183589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan// as a shared library. 82d201456903f3ecae1f7794edfab0d5678e64226shiqian 83d201456903f3ecae1f7794edfab0d5678e64226shiqian// This header defines the following utilities: 84d201456903f3ecae1f7794edfab0d5678e64226shiqian// 850af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// Macros indicating the current platform (defined to 1 if compiled on 860af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// the given platform; otherwise undefined): 8706d04c0945bf47bae90532552e6e8294802fc9aavladlosev// GTEST_OS_AIX - IBM AIX 880af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_CYGWIN - Cygwin 89741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// GTEST_OS_HPUX - HP-UX 900af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_LINUX - Linux 915017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan// GTEST_OS_LINUX_ANDROID - Google Android 920af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_MAC - Mac OS X 9342bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev// GTEST_OS_NACL - Google Native Client (NaCl) 940af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_SOLARIS - Sun Solaris 950af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_SYMBIAN - Symbian 96b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan// GTEST_OS_WINDOWS - Windows (Desktop, MinGW, or Mobile) 97b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan// GTEST_OS_WINDOWS_DESKTOP - Windows Desktop 98b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan// GTEST_OS_WINDOWS_MINGW - MinGW 9981e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan// GTEST_OS_WINDOWS_MOBILE - Windows Mobile 1000af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_OS_ZOS - z/OS 101d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// 102b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// Among the platforms, Cygwin, Linux, Max OS X, and Windows have the 103b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// most stable support. Since core members of the Google Test project 104b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// don't have access to other platforms, support for them may be less 105b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// stable. If you notice any problems on your platform, please notify 106b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// googletestframework@googlegroups.com (patches for fixing them are 107b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// even more welcome!). 108b6a296d0f7caff7140f422e49f5398c9ef17504dshiqian// 1090af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// Note that it is possible that none of the GTEST_OS_* macros are defined. 110d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1110af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// Macros indicating available Google Test features (defined to 1 if 1120af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// the corresponding feature is supported; otherwise undefined): 1130af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_COMBINE - the Combine() function (for value-parameterized 1140af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// tests) 1150af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_DEATH_TEST - death tests 1160af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_PARAM_TEST - value-parameterized tests 1170af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_TYPED_TEST - typed tests 1180af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_HAS_TYPED_TEST_P - type-parameterized tests 119e96d247b20116646f343b6e2ec37af154f655977vladlosev// GTEST_USES_POSIX_RE - enhanced POSIX regex is used. Do not confuse with 120e96d247b20116646f343b6e2ec37af154f655977vladlosev// GTEST_HAS_POSIX_RE (see above) which users can 121e96d247b20116646f343b6e2ec37af154f655977vladlosev// define themselves. 1220af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan// GTEST_USES_SIMPLE_RE - our own simple regex is used; 123c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// the above two are mutually exclusive. 12406d04c0945bf47bae90532552e6e8294802fc9aavladlosev// GTEST_CAN_COMPARE_NULL - accepts untyped NULL in EXPECT_EQ(). 125d201456903f3ecae1f7794edfab0d5678e64226shiqian// 126d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macros for basic C++ coding: 127e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_AMBIGUOUS_ELSE_BLOCKER_ - for disabling a gcc warning. 1280da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// GTEST_ATTRIBUTE_UNUSED_ - declares that a class' instances or a 1290da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// variable don't have to be used. 1307b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// GTEST_DISALLOW_ASSIGN_ - disables operator=. 131e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_DISALLOW_COPY_AND_ASSIGN_ - disables copy ctor and operator=. 132e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_MUST_USE_RESULT_ - declares that a function's result must be used. 133d201456903f3ecae1f7794edfab0d5678e64226shiqian// 134d201456903f3ecae1f7794edfab0d5678e64226shiqian// Synchronization: 135d201456903f3ecae1f7794edfab0d5678e64226shiqian// Mutex, MutexLock, ThreadLocal, GetThreadCount() 136d201456903f3ecae1f7794edfab0d5678e64226shiqian// - synchronization primitives. 137e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_IS_THREADSAFE - defined to 1 to indicate that the above 138e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// synchronization primitives have real implementations 139e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// and Google Test is thread-safe; or 0 otherwise. 140d201456903f3ecae1f7794edfab0d5678e64226shiqian// 141d201456903f3ecae1f7794edfab0d5678e64226shiqian// Template meta programming: 142d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// is_pointer - as in TR1; needed on Symbian and IBM XL C/C++ only. 143d201456903f3ecae1f7794edfab0d5678e64226shiqian// 144d201456903f3ecae1f7794edfab0d5678e64226shiqian// Smart pointers: 145d201456903f3ecae1f7794edfab0d5678e64226shiqian// scoped_ptr - as in TR2. 146d201456903f3ecae1f7794edfab0d5678e64226shiqian// 147d201456903f3ecae1f7794edfab0d5678e64226shiqian// Regular expressions: 148d201456903f3ecae1f7794edfab0d5678e64226shiqian// RE - a simple regular expression class using the POSIX 14935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// Extended Regular Expression syntax on UNIX-like 15035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// platforms, or a reduced regular exception syntax on 15135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// other platforms, including Windows. 152d201456903f3ecae1f7794edfab0d5678e64226shiqian// 153d201456903f3ecae1f7794edfab0d5678e64226shiqian// Logging: 154e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// GTEST_LOG_() - logs messages at the specified severity level. 155d201456903f3ecae1f7794edfab0d5678e64226shiqian// LogToStderr() - directs all log messages to stderr. 156d201456903f3ecae1f7794edfab0d5678e64226shiqian// FlushInfoLog() - flushes informational log messages. 157d201456903f3ecae1f7794edfab0d5678e64226shiqian// 158fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// Stdout and stderr capturing: 159fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// CaptureStdout() - starts capturing stdout. 160fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// GetCapturedStdout() - stops capturing stdout and returns the captured 161fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// string. 162d201456903f3ecae1f7794edfab0d5678e64226shiqian// CaptureStderr() - starts capturing stderr. 163d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetCapturedStderr() - stops capturing stderr and returns the captured 164d201456903f3ecae1f7794edfab0d5678e64226shiqian// string. 165d201456903f3ecae1f7794edfab0d5678e64226shiqian// 166d201456903f3ecae1f7794edfab0d5678e64226shiqian// Integer types: 167d201456903f3ecae1f7794edfab0d5678e64226shiqian// TypeWithSize - maps an integer to a int type. 168d201456903f3ecae1f7794edfab0d5678e64226shiqian// Int32, UInt32, Int64, UInt64, TimeInMillis 169d201456903f3ecae1f7794edfab0d5678e64226shiqian// - integers of known sizes. 170d201456903f3ecae1f7794edfab0d5678e64226shiqian// BiggestInt - the biggest signed integer type. 171d201456903f3ecae1f7794edfab0d5678e64226shiqian// 172d201456903f3ecae1f7794edfab0d5678e64226shiqian// Command-line utilities: 173d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_FLAG() - references a flag. 174d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_DECLARE_*() - declares a flag. 175d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_DEFINE_*() - defines a flag. 176d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetArgvs() - returns the command line as a vector of strings. 177d201456903f3ecae1f7794edfab0d5678e64226shiqian// 178d201456903f3ecae1f7794edfab0d5678e64226shiqian// Environment variable utilities: 179d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetEnv() - gets the value of an environment variable. 180d201456903f3ecae1f7794edfab0d5678e64226shiqian// BoolFromGTestEnv() - parses a bool environment variable. 181d201456903f3ecae1f7794edfab0d5678e64226shiqian// Int32FromGTestEnv() - parses an Int32 environment variable. 182d201456903f3ecae1f7794edfab0d5678e64226shiqian// StringFromGTestEnv() - parses a string environment variable. 183d201456903f3ecae1f7794edfab0d5678e64226shiqian 18435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#include <ctype.h> // for isspace, etc 18535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#include <stddef.h> // for ptrdiff_t 186d201456903f3ecae1f7794edfab0d5678e64226shiqian#include <stdlib.h> 187d201456903f3ecae1f7794edfab0d5678e64226shiqian#include <stdio.h> 1883c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#include <string.h> 1894853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#ifndef _WIN32_WCE 190ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <sys/types.h> 191ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <sys/stat.h> 1924853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif // !_WIN32_WCE 1933c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1943c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#include <iostream> // NOLINT 1957b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan#include <sstream> // NOLINT 1967b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan#include <string> // NOLINT 197d201456903f3ecae1f7794edfab0d5678e64226shiqian 19887d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#define GTEST_DEV_EMAIL_ "googletestframework@@googlegroups.com" 1990af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_FLAG_PREFIX_ "gtest_" 2006bfc4b2bd378940fa006bd32b9667ad4137d8f15vladlosev#define GTEST_FLAG_PREFIX_DASH_ "gtest-" 2010af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_FLAG_PREFIX_UPPER_ "GTEST_" 20287d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#define GTEST_NAME_ "Google Test" 20387d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#define GTEST_PROJECT_URL_ "http://code.google.com/p/googletest/" 204d201456903f3ecae1f7794edfab0d5678e64226shiqian 20564cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// Determines the version of gcc that is used to compile this. 20664cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#ifdef __GNUC__ 20764cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// 40302 means version 4.3.2. 208ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_GCC_VER_ \ 20964cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__) 21064cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#endif // __GNUC__ 21164cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 212d201456903f3ecae1f7794edfab0d5678e64226shiqian// Determines the platform on which Google Test is compiled. 213e0ecb7ac588e4061fe57207ff3734e465637b14dshiqian#ifdef __CYGWIN__ 214ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_CYGWIN 1 215ae3247986bbbafcc913b5fe6132090ad6f1c3f36zhanyong.wan#elif defined __SYMBIAN32__ 216ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_SYMBIAN 1 2176a26383e31cf79dd0acf89bf3a53c7a805decf1dzhanyong.wan#elif defined _WIN32 218ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS 1 219ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef _WIN32_WCE 220ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS_MOBILE 1 221ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__MINGW__) || defined(__MINGW32__) 222ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS_MINGW 1 223ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 224ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_WINDOWS_DESKTOP 1 225ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // _WIN32_WCE 226d201456903f3ecae1f7794edfab0d5678e64226shiqian#elif defined __APPLE__ 227ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_MAC 1 228d201456903f3ecae1f7794edfab0d5678e64226shiqian#elif defined __linux__ 229ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_LINUX 1 2305017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan# ifdef ANDROID 2315017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan# define GTEST_OS_LINUX_ANDROID 1 2325017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan# endif // ANDROID 233d2849f573052ba8431a887e0034b1be353a0d9b4shiqian#elif defined __MVS__ 234ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_ZOS 1 235d2849f573052ba8431a887e0034b1be353a0d9b4shiqian#elif defined(__sun) && defined(__SVR4) 236ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_SOLARIS 1 23706d04c0945bf47bae90532552e6e8294802fc9aavladlosev#elif defined(_AIX) 238ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_AIX 1 239741d6c0d475664fc48790917cefed455a4307227zhanyong.wan#elif defined(__hpux) 240741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# define GTEST_OS_HPUX 1 24142bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev#elif defined __native_client__ 242ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_OS_NACL 1 2436a26383e31cf79dd0acf89bf3a53c7a805decf1dzhanyong.wan#endif // __CYGWIN__ 244d201456903f3ecae1f7794edfab0d5678e64226shiqian 245e96d247b20116646f343b6e2ec37af154f655977vladlosev// Brings in definitions for functions used in the testing::internal::posix 246e96d247b20116646f343b6e2ec37af154f655977vladlosev// namespace (read, write, close, chdir, isatty, stat). We do not currently 247e96d247b20116646f343b6e2ec37af154f655977vladlosev// use them on Windows Mobile. 248e96d247b20116646f343b6e2ec37af154f655977vladlosev#if !GTEST_OS_WINDOWS 249e96d247b20116646f343b6e2ec37af154f655977vladlosev// This assumes that non-Windows OSes provide unistd.h. For OSes where this 250e96d247b20116646f343b6e2ec37af154f655977vladlosev// is not the case, we need to include headers that provide the functions 251e96d247b20116646f343b6e2ec37af154f655977vladlosev// mentioned above. 252ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <unistd.h> 253ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if !GTEST_OS_NACL 25442bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev// TODO(vladl@google.com): Remove this condition when Native Client SDK adds 25542bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev// strings.h (tracked in 25642bf979ce7c107bfc214758e4a511232dd9b2e0avladlosev// http://code.google.com/p/nativeclient/issues/detail?id=1175). 257ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <strings.h> // Native Client doesn't provide strings.h. 258ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 259e96d247b20116646f343b6e2ec37af154f655977vladlosev#elif !GTEST_OS_WINDOWS_MOBILE 260ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <direct.h> 261ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <io.h> 262e96d247b20116646f343b6e2ec37af154f655977vladlosev#endif 263e96d247b20116646f343b6e2ec37af154f655977vladlosev 264e96d247b20116646f343b6e2ec37af154f655977vladlosev// Defines this to true iff Google Test can use POSIX regular expressions. 265e96d247b20116646f343b6e2ec37af154f655977vladlosev#ifndef GTEST_HAS_POSIX_RE 266ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_POSIX_RE (!GTEST_OS_WINDOWS) 267e96d247b20116646f343b6e2ec37af154f655977vladlosev#endif 268e96d247b20116646f343b6e2ec37af154f655977vladlosev 269e96d247b20116646f343b6e2ec37af154f655977vladlosev#if GTEST_HAS_POSIX_RE 270c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 271c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// On some platforms, <regex.h> needs someone to define size_t, and 272c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// won't compile otherwise. We can #include it here as we already 273c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// included <stdlib.h>, which is guaranteed to define size_t through 274c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan// <stddef.h>. 275ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <regex.h> // NOLINT 2763c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 277ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USES_POSIX_RE 1 278c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 2793c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#elif GTEST_OS_WINDOWS 2803c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 2813c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// <regex.h> is not available on Windows. Use our own simple regex 2823c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// implementation instead. 283ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USES_SIMPLE_RE 1 2843c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 285c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#else 286c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 2874984c93490eeeb7d3d1979b30a39a21cad07cba5zhanyong.wan// <regex.h> may not be available on this platform. Use our own 2884984c93490eeeb7d3d1979b30a39a21cad07cba5zhanyong.wan// simple regex implementation instead. 289ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USES_SIMPLE_RE 1 290c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 291e96d247b20116646f343b6e2ec37af154f655977vladlosev#endif // GTEST_HAS_POSIX_RE 292c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan 293cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#ifndef GTEST_HAS_EXCEPTIONS 294cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// The user didn't tell us whether exceptions are enabled, so we need 295cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// to figure it out. 296ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if defined(_MSC_VER) || defined(__BORLANDC__) 297c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan// MSVC's and C++Builder's implementations of the STL use the _HAS_EXCEPTIONS 298c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan// macro to enable exceptions, so we'll do the same. 299d201456903f3ecae1f7794edfab0d5678e64226shiqian// Assumes that exceptions are enabled by default. 300ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifndef _HAS_EXCEPTIONS 301ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define _HAS_EXCEPTIONS 1 302ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // _HAS_EXCEPTIONS 303ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS _HAS_EXCEPTIONS 304ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__GNUC__) && __EXCEPTIONS 305cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// gcc defines __EXCEPTIONS to 1 iff exceptions are enabled. 306ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 307ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__SUNPRO_CC) 308cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// Sun Pro CC supports exceptions. However, there is no compile-time way of 309cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// detecting whether they are enabled or not. Therefore, we assume that 310cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// they are enabled unless the user tells us otherwise. 311ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 312ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__IBMCPP__) && __EXCEPTIONS 31306d04c0945bf47bae90532552e6e8294802fc9aavladlosev// xlC defines __EXCEPTIONS to 1 iff exceptions are enabled. 314ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 315741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# elif defined(__HP_aCC) 316741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// Exception handling is in effect by default in HP aCC compiler. It has to 317741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// be turned of by +noeh compiler option if desired. 318741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# define GTEST_HAS_EXCEPTIONS 1 319ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 320cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// For other compilers, we assume exceptions are disabled to be 321cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev// conservative. 322ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_EXCEPTIONS 0 323ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // defined(_MSC_VER) || defined(__BORLANDC__) 324cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#endif // GTEST_HAS_EXCEPTIONS 325d201456903f3ecae1f7794edfab0d5678e64226shiqian 32688e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan#if !defined(GTEST_HAS_STD_STRING) 32788e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// Even though we don't use this macro any longer, we keep it in case 32888e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// some clients still depend on it. 329ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_STD_STRING 1 33088e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan#elif !GTEST_HAS_STD_STRING 33188e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// The user told us that ::std::string isn't available. 332ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# error "Google Test cannot be used where ::std::string isn't available." 33388e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan#endif // !defined(GTEST_HAS_STD_STRING) 334d201456903f3ecae1f7794edfab0d5678e64226shiqian 335d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_HAS_GLOBAL_STRING 336d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user didn't tell us whether ::string is available, so we need 337d201456903f3ecae1f7794edfab0d5678e64226shiqian// to figure it out. 338d201456903f3ecae1f7794edfab0d5678e64226shiqian 339ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_GLOBAL_STRING 0 340d201456903f3ecae1f7794edfab0d5678e64226shiqian 341d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_STRING 342d201456903f3ecae1f7794edfab0d5678e64226shiqian 343d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_HAS_STD_WSTRING 344d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user didn't tell us whether ::std::wstring is available, so we need 345d201456903f3ecae1f7794edfab0d5678e64226shiqian// to figure it out. 346d201456903f3ecae1f7794edfab0d5678e64226shiqian// TODO(wan@google.com): uses autoconf to detect whether ::std::wstring 347d201456903f3ecae1f7794edfab0d5678e64226shiqian// is available. 348d201456903f3ecae1f7794edfab0d5678e64226shiqian 349e96d247b20116646f343b6e2ec37af154f655977vladlosev// Cygwin 1.7 and below doesn't support ::std::wstring. 3505017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan// Solaris' libc++ doesn't support it either. Android has 3515017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan// no support for it at least as recent as Froyo (2.2). 3525017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan# define GTEST_HAS_STD_WSTRING \ 3535017fe0090e8902d028ba38753c00d73f16d83f0zhanyong.wan (!(GTEST_OS_LINUX_ANDROID || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS)) 354d201456903f3ecae1f7794edfab0d5678e64226shiqian 355d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_STD_WSTRING 356d201456903f3ecae1f7794edfab0d5678e64226shiqian 357d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifndef GTEST_HAS_GLOBAL_WSTRING 358d201456903f3ecae1f7794edfab0d5678e64226shiqian// The user didn't tell us whether ::wstring is available, so we need 359d201456903f3ecae1f7794edfab0d5678e64226shiqian// to figure it out. 360ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_GLOBAL_WSTRING \ 361bbab12725025270beb12cb62a73b9cfc33bdec85zhanyong.wan (GTEST_HAS_STD_WSTRING && GTEST_HAS_GLOBAL_STRING) 362d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_WSTRING 363d201456903f3ecae1f7794edfab0d5678e64226shiqian 36464cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// Determines whether RTTI is available. 36564cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#ifndef GTEST_HAS_RTTI 36664cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// The user didn't tell us whether RTTI is enabled, so we need to 36764cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// figure it out. 36864cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 369ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef _MSC_VER 37064cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 371ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef _CPPRTTI // MSVC defines this macro iff RTTI is enabled. 372ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 373ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 374ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 0 375ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 37664cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 37764cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian// Starting with version 4.3.2, gcc defines __GXX_RTTI iff RTTI is enabled. 378ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__GNUC__) && (GTEST_GCC_VER_ >= 40302) 3793569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan 380ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef __GXX_RTTI 381ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 382ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 383ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 0 384ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // __GXX_RTTI 38564cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 3863569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan// Starting with version 9.0 IBM Visual Age defines __RTTI_ALL__ to 1 if 3873569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan// both the typeid and dynamic_cast features are present. 388ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__IBMCPP__) && (__IBMCPP__ >= 900) 3892346d25784279f0eb6dfcd4e9ab28ae572baea07zhanyong.wan 390ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef __RTTI_ALL__ 391ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 392ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 393ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 0 394ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 3952346d25784279f0eb6dfcd4e9ab28ae572baea07zhanyong.wan 396ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 39764cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 3983569c3c86d520bd04ea806f84c9cb5aad0615fdfzhanyong.wan// For all other compilers, we assume RTTI is enabled. 399ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_RTTI 1 40064cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 401ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // _MSC_VER 40264cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 40364cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#endif // GTEST_HAS_RTTI 40464cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian 405e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// It's this header's responsibility to #include <typeinfo> when RTTI 406e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// is enabled. 407e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#if GTEST_HAS_RTTI 408ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <typeinfo> 409e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#endif 410e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 4113bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Determines whether Google Test can use the pthreads library. 412e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#ifndef GTEST_HAS_PTHREAD 4133bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// The user didn't tell us explicitly, so we assume pthreads support is 4143bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// available on Linux and Mac. 4153bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 4163bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// To disable threading support in Google Test, add -DGTEST_HAS_PTHREAD=0 4173bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// to your compiler flags. 418741d6c0d475664fc48790917cefed455a4307227zhanyong.wan# define GTEST_HAS_PTHREAD (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX) 419e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#endif // GTEST_HAS_PTHREAD 420e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian 4213899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev#if GTEST_HAS_PTHREAD 4223899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev// gtest-port.h guarantees to #include <pthread.h> when GTEST_HAS_PTHREAD is 4233899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev// true. 424ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <pthread.h> // NOLINT 425e96d247b20116646f343b6e2ec37af154f655977vladlosev 426e96d247b20116646f343b6e2ec37af154f655977vladlosev// For timespec and nanosleep, used below. 427ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <time.h> // NOLINT 4283899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev#endif 4293899557cb8563bb0da8f44d435bb02b2095e07fbvladlosev 430532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// Determines whether Google Test can use tr1/tuple. You can define 431532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// this macro to 0 to prevent Google Test from using tuple (any 432532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// feature depending on tuple with be disabled in this mode). 4333d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev#ifndef GTEST_HAS_TR1_TUPLE 434532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// The user didn't tell us not to do it, so we assume it's OK. 435ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_TR1_TUPLE 1 436532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan#endif // GTEST_HAS_TR1_TUPLE 437532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan 438532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// Determines whether Google Test's own tr1 tuple implementation 439532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan// should be used. 440532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan#ifndef GTEST_USE_OWN_TR1_TUPLE 4413d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// The user didn't tell us, so we need to figure it out. 4423d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 443fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// We use our own TR1 tuple if we aren't sure the user has an 444edbcd6294e399be1ec2400c33b9d3aa9f6dbbf85zhanyong.wan// implementation of it already. At this time, GCC 4.0.0+ and MSVC 445edbcd6294e399be1ec2400c33b9d3aa9f6dbbf85zhanyong.wan// 2010 are the only mainstream compilers that come with a TR1 tuple 446fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// implementation. NVIDIA's CUDA NVCC compiler pretends to be GCC by 447fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// defining __GNUC__ and friends, but cannot compile GCC's tuple 448edbcd6294e399be1ec2400c33b9d3aa9f6dbbf85zhanyong.wan// implementation. MSVC 2008 (9.0) provides TR1 tuple in a 323 MB 449edbcd6294e399be1ec2400c33b9d3aa9f6dbbf85zhanyong.wan// Feature Pack download, which we cannot assume the user has. 450ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if (defined(__GNUC__) && !defined(__CUDACC__) && (GTEST_GCC_VER_ >= 40000)) \ 451fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan || _MSC_VER >= 1600 452ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USE_OWN_TR1_TUPLE 0 453ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 454ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_USE_OWN_TR1_TUPLE 1 455ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 456532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan 457532dc2de35f2cef191bc91c3587a9f8f4974756fzhanyong.wan#endif // GTEST_USE_OWN_TR1_TUPLE 4583d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 4595145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// To avoid conditional compilation everywhere, we make it 4605145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// gtest-port.h's responsibility to #include the header implementing 4615145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// tr1/tuple. 4625145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian#if GTEST_HAS_TR1_TUPLE 463e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 464ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_USE_OWN_TR1_TUPLE 465ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include "gtest/internal/gtest-tuple.h" 466ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif GTEST_OS_SYMBIAN 467e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 468e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// On Symbian, BOOST_HAS_TR1_TUPLE causes Boost's TR1 tuple library to 469e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// use STLport's tuple implementation, which unfortunately doesn't 470e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// work as the copy of STLport distributed with Symbian is incomplete. 471e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// By making sure BOOST_HAS_TR1_TUPLE is undefined, we force Boost to 472e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// use its own tuple implementation. 473ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef BOOST_HAS_TR1_TUPLE 474ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# undef BOOST_HAS_TR1_TUPLE 475ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // BOOST_HAS_TR1_TUPLE 476e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 477e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// This prevents <boost/tr1/detail/config.hpp>, which defines 478e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan// BOOST_HAS_TR1_TUPLE, from being #included by Boost's <tuple>. 479ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define BOOST_TR1_DETAIL_CONFIG_HPP_INCLUDED 480ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tuple> 481e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 482ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif defined(__GNUC__) && (GTEST_GCC_VER_ >= 40000) 4839b23e3cc7677643f6adaf6c327275d0a7cdff02czhanyong.wan// GCC 4.0+ implements tr1/tuple in the <tr1/tuple> header. This does 4849b23e3cc7677643f6adaf6c327275d0a7cdff02czhanyong.wan// not conform to the TR1 spec, which requires the header to be <tuple>. 485683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan 486ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if !GTEST_HAS_RTTI && GTEST_GCC_VER_ < 40302 487683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// Until version 4.3.2, gcc has a bug that causes <tr1/functional>, 488683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// which is #included by <tr1/tuple>, to not compile when RTTI is 489683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// disabled. _TR1_FUNCTIONAL is the header guard for 490683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// <tr1/functional>. Hence the following #define is a hack to prevent 491683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan// <tr1/functional> from being included. 492ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define _TR1_FUNCTIONAL 1 493ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tr1/tuple> 494ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# undef _TR1_FUNCTIONAL // Allows the user to #include 495683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan // <tr1/functional> if he chooses to. 496ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 497ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tr1/tuple> // NOLINT 498ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // !GTEST_HAS_RTTI && GTEST_GCC_VER_ < 40302 499683f431d830dea27069e7eef11d355bae2b82b72zhanyong.wan 500ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 5019b23e3cc7677643f6adaf6c327275d0a7cdff02czhanyong.wan// If the compiler is not GCC 4.0+, we assume the user is using a 5025145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian// spec-conforming TR1 implementation. 503ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <tuple> // NOLINT 504ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_USE_OWN_TR1_TUPLE 505e68adf5c9089b4e2b7d527eb398471a7728b2939zhanyong.wan 5065145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian#endif // GTEST_HAS_TR1_TUPLE 5075145e0fb203071648f4be6b77c68fabf3d92ab8ashiqian 50804f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Determines whether clone(2) is supported. 50904f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Usually it will only be available on Linux, excluding 51004f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Linux on the Itanium architecture. 51104f025dd5746fca83c6c32f1729b3449721dd60eshiqian// Also see http://linux.die.net/man/2/clone. 51204f025dd5746fca83c6c32f1729b3449721dd60eshiqian#ifndef GTEST_HAS_CLONE 51304f025dd5746fca83c6c32f1729b3449721dd60eshiqian// The user didn't tell us, so we need to figure it out. 51404f025dd5746fca83c6c32f1729b3449721dd60eshiqian 515ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_LINUX && !defined(__ia64__) 516ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_CLONE 1 517ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 518ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_CLONE 0 519ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_OS_LINUX && !defined(__ia64__) 52004f025dd5746fca83c6c32f1729b3449721dd60eshiqian 52104f025dd5746fca83c6c32f1729b3449721dd60eshiqian#endif // GTEST_HAS_CLONE 52204f025dd5746fca83c6c32f1729b3449721dd60eshiqian 52381e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan// Determines whether to support stream redirection. This is used to test 52481e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan// output correctness and to implement death tests. 52535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#ifndef GTEST_HAS_STREAM_REDIRECTION 52635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// By default, we assume that stream redirection is supported on all 52735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// platforms except known mobile ones. 528ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_SYMBIAN 529ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_STREAM_REDIRECTION 0 530ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 531ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_STREAM_REDIRECTION 1 532ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // !GTEST_OS_WINDOWS_MOBILE && !GTEST_OS_SYMBIAN 53335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#endif // GTEST_HAS_STREAM_REDIRECTION 53481e1cc73c83265e54b2ec7edc17e77f4d1b89e86zhanyong.wan 535d201456903f3ecae1f7794edfab0d5678e64226shiqian// Determines whether to support death tests. 53688e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// Google Test does not support death tests for VC 7.1 and earlier as 53788e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// abort() in a VC 7.1 application compiled as GUI in debug config 53888e97c822c988eaa9f8bcbaa1ea5d702ffd7d384zhanyong.wan// pops up a dialog window that cannot be suppressed programmatically. 539cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#if (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \ 54017e4860871d225bce440a3ca9ef1bdaceaed60d8zhanyong.wan (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \ 541741d6c0d475664fc48790917cefed455a4307227zhanyong.wan GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX || GTEST_OS_HPUX) 542ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_DEATH_TEST 1 543ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# include <vector> // NOLINT 5449623aed82cf3e0dcd2fb2fb7442a5a9507ac55a5zhanyong.wan#endif 545d201456903f3ecae1f7794edfab0d5678e64226shiqian 54612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// We don't support MSVC 7.1 with exceptions disabled now. Therefore 54712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// all the compilers we care about are adequate for supporting 54812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// value-parameterized tests. 5490af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_HAS_PARAM_TEST 1 5503d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 551a2b1a8556ea64014606d78b09333d9c522430a25shiqian// Determines whether to support type-driven tests. 552a2b1a8556ea64014606d78b09333d9c522430a25shiqian 55306d04c0945bf47bae90532552e6e8294802fc9aavladlosev// Typed tests need <typeinfo> and variadic macros, which GCC, VC++ 8.0, 554741d6c0d475664fc48790917cefed455a4307227zhanyong.wan// Sun Pro CC, IBM Visual Age, and HP aCC support. 55506d04c0945bf47bae90532552e6e8294802fc9aavladlosev#if defined(__GNUC__) || (_MSC_VER >= 1400) || defined(__SUNPRO_CC) || \ 556741d6c0d475664fc48790917cefed455a4307227zhanyong.wan defined(__IBMCPP__) || defined(__HP_aCC) 557ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_TYPED_TEST 1 558ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_TYPED_TEST_P 1 559cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#endif 560a2b1a8556ea64014606d78b09333d9c522430a25shiqian 5613d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// Determines whether to support Combine(). This only makes sense when 562e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// value-parameterized tests are enabled. The implementation doesn't 563e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// work on Sun Studio since it doesn't understand templated conversion 564e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// operators. 565e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#if GTEST_HAS_PARAM_TEST && GTEST_HAS_TR1_TUPLE && !defined(__SUNPRO_CC) 566ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_COMBINE 1 567e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#endif 5683d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev 5690c5a66245b8c5939b36b2aad6f4d5ab89b724b1avladlosev// Determines whether the system compiler uses UTF-16 for encoding wide strings. 5700af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#define GTEST_WIDE_STRING_USES_UTF16_ \ 57106d04c0945bf47bae90532552e6e8294802fc9aavladlosev (GTEST_OS_WINDOWS || GTEST_OS_CYGWIN || GTEST_OS_SYMBIAN || GTEST_OS_AIX) 5720c5a66245b8c5939b36b2aad6f4d5ab89b724b1avladlosev 573a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan// Determines whether test results can be streamed to a socket. 574a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan#if GTEST_OS_LINUX 575ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_CAN_STREAM_RESULTS_ 1 576a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan#endif 577a9f380f5c7ff75cd715c58e11885dddc54baef02zhanyong.wan 578d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines some utility macros. 579d201456903f3ecae1f7794edfab0d5678e64226shiqian 580d201456903f3ecae1f7794edfab0d5678e64226shiqian// The GNU compiler emits a warning if nested "if" statements are followed by 581d201456903f3ecae1f7794edfab0d5678e64226shiqian// an "else" statement and braces are not used to explicitly disambiguate the 582d201456903f3ecae1f7794edfab0d5678e64226shiqian// "else" binding. This leads to problems with code like: 583d201456903f3ecae1f7794edfab0d5678e64226shiqian// 584d201456903f3ecae1f7794edfab0d5678e64226shiqian// if (gate) 585d201456903f3ecae1f7794edfab0d5678e64226shiqian// ASSERT_*(condition) << "Some message"; 586d201456903f3ecae1f7794edfab0d5678e64226shiqian// 587d201456903f3ecae1f7794edfab0d5678e64226shiqian// The "switch (0) case 0:" idiom is used to suppress this. 588d201456903f3ecae1f7794edfab0d5678e64226shiqian#ifdef __INTEL_COMPILER 589ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_AMBIGUOUS_ELSE_BLOCKER_ 590d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 591ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_AMBIGUOUS_ELSE_BLOCKER_ switch (0) case 0: default: // NOLINT 592d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif 593d201456903f3ecae1f7794edfab0d5678e64226shiqian 5940da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// Use this annotation at the end of a struct/class definition to 595d201456903f3ecae1f7794edfab0d5678e64226shiqian// prevent the compiler from optimizing away instances that are never 596d201456903f3ecae1f7794edfab0d5678e64226shiqian// used. This is useful when all interesting logic happens inside the 597d201456903f3ecae1f7794edfab0d5678e64226shiqian// c'tor and / or d'tor. Example: 598d201456903f3ecae1f7794edfab0d5678e64226shiqian// 599d201456903f3ecae1f7794edfab0d5678e64226shiqian// struct Foo { 600d201456903f3ecae1f7794edfab0d5678e64226shiqian// Foo() { ... } 601e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// } GTEST_ATTRIBUTE_UNUSED_; 6020da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// 6030da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// Also use it after a variable or parameter declaration to tell the 6040da92aaf7f696ebfa2374247ae9010dacbc057fczhanyong.wan// compiler the variable/parameter does not have to be used. 605bcb12fa0f651f7de3a10f4535ed856e52b1c3f62shiqian#if defined(__GNUC__) && !defined(COMPILER_ICC) 606ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_ATTRIBUTE_UNUSED_ __attribute__ ((unused)) 607bcb12fa0f651f7de3a10f4535ed856e52b1c3f62shiqian#else 608ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_ATTRIBUTE_UNUSED_ 609bcb12fa0f651f7de3a10f4535ed856e52b1c3f62shiqian#endif 610d201456903f3ecae1f7794edfab0d5678e64226shiqian 6117b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// A macro to disallow operator= 6127b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// This should be used in the private: declarations for a class. 6137b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan#define GTEST_DISALLOW_ASSIGN_(type)\ 6147b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan void operator=(type const &) 6157b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan 6167b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan// A macro to disallow copy constructor and operator= 617d201456903f3ecae1f7794edfab0d5678e64226shiqian// This should be used in the private: declarations for a class. 618e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DISALLOW_COPY_AND_ASSIGN_(type)\ 6197b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan type(type const &);\ 6207b0c8dd3a94fed17493e2f01dc2fa32bc1eb3a20zhanyong.wan GTEST_DISALLOW_ASSIGN_(type) 621d201456903f3ecae1f7794edfab0d5678e64226shiqian 622d201456903f3ecae1f7794edfab0d5678e64226shiqian// Tell the compiler to warn about unused return values for functions declared 623d201456903f3ecae1f7794edfab0d5678e64226shiqian// with this macro. The macro should be used on function declarations 624d201456903f3ecae1f7794edfab0d5678e64226shiqian// following the argument list: 625d201456903f3ecae1f7794edfab0d5678e64226shiqian// 626e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// Sprocket* AllocateSprocket() GTEST_MUST_USE_RESULT_; 62764cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#if defined(__GNUC__) && (GTEST_GCC_VER_ >= 30400) && !defined(COMPILER_ICC) 628ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_MUST_USE_RESULT_ __attribute__ ((warn_unused_result)) 629d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 630ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_MUST_USE_RESULT_ 63164cdcb69b28fc26e78d95c574187f7dd9830c84cshiqian#endif // __GNUC__ && (GTEST_GCC_VER_ >= 30400) && !COMPILER_ICC 632d201456903f3ecae1f7794edfab0d5678e64226shiqian 633f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Determine whether the compiler supports Microsoft's Structured Exception 634f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Handling. This is supported by several Windows compilers but generally 635f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// does not exist on any other system. 636f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan#ifndef GTEST_HAS_SEH 637f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// The user didn't tell us, so we need to figure it out. 638f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan 639ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if defined(_MSC_VER) || defined(__BORLANDC__) 640f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// These two compilers are known to support SEH. 641ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_SEH 1 642ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 643f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan// Assume no SEH. 644ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_SEH 0 645ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 646f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan 647f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan#endif // GTEST_HAS_SEH 648f2334aa19555063791ec16fe2b476ec00195bbb8zhanyong.wan 64983589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#ifdef _MSC_VER 65083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 651ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_LINKED_AS_SHARED_LIBRARY 652ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_API_ __declspec(dllimport) 653ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# elif GTEST_CREATE_SHARED_LIBRARY 654ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_API_ __declspec(dllexport) 655ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif 65683589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 65783589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#endif // _MSC_VER 65883589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 65983589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#ifndef GTEST_API_ 660ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_API_ 66183589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#endif 66283589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan 663d201456903f3ecae1f7794edfab0d5678e64226shiqiannamespace testing { 664d201456903f3ecae1f7794edfab0d5678e64226shiqian 665d201456903f3ecae1f7794edfab0d5678e64226shiqianclass Message; 666d201456903f3ecae1f7794edfab0d5678e64226shiqian 667d201456903f3ecae1f7794edfab0d5678e64226shiqiannamespace internal { 668d201456903f3ecae1f7794edfab0d5678e64226shiqian 669d201456903f3ecae1f7794edfab0d5678e64226shiqianclass String; 670d201456903f3ecae1f7794edfab0d5678e64226shiqian 6712ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// The GTEST_COMPILE_ASSERT_ macro can be used to verify that a compile time 6722ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// expression is true. For example, you could use it to verify the 6732ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// size of a static array: 6742ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 6752ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(ARRAYSIZE(content_type_names) == CONTENT_NUM_TYPES, 6762ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// content_type_names_incorrect_size); 6772ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 6782ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// or to make sure a struct is smaller than a certain size: 6792ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 6802ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(sizeof(foo) < 128, foo_too_large); 6812ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 6822ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// The second argument to the macro is the name of the variable. If 6832ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// the expression is false, most compilers will issue a warning/error 6842ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// containing the name of the variable. 6852ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 6862ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate <bool> 6872ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wanstruct CompileAssert { 6882ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan}; 6892ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 6902ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#define GTEST_COMPILE_ASSERT_(expr, msg) \ 6912ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan typedef ::testing::internal::CompileAssert<(bool(expr))> \ 6922ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan msg[bool(expr) ? 1 : -1] 6932ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 6942ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// Implementation details of GTEST_COMPILE_ASSERT_: 6952ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 6962ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - GTEST_COMPILE_ASSERT_ works by defining an array type that has -1 6972ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// elements (and thus is invalid) when the expression is false. 6982ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 6992ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - The simpler definition 7002ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7012ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// #define GTEST_COMPILE_ASSERT_(expr, msg) typedef char msg[(expr) ? 1 : -1] 7022ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7032ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// does not work, as gcc supports variable-length arrays whose sizes 7042ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// are determined at run-time (this is gcc's extension and not part 7052ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// of the C++ standard). As a result, gcc fails to reject the 7062ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// following code with the simple definition: 7072ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7082ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// int foo; 7092ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(foo, msg); // not supposed to compile as foo is 7102ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// // not a compile-time constant. 7112ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7122ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - By using the type CompileAssert<(bool(expr))>, we ensures that 7132ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// expr is a compile-time constant. (Template arguments must be 7142ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// determined at compile-time.) 7152ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7162ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - The outter parentheses in CompileAssert<(bool(expr))> are necessary 7172ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// to work around a bug in gcc 3.4.4 and 4.0.1. If we had written 7182ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7192ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// CompileAssert<bool(expr)> 7202ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7212ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// instead, these compilers will refuse to compile 7222ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7232ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// GTEST_COMPILE_ASSERT_(5 > 0, some_message); 7242ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7252ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// (They seem to think the ">" in "5 > 0" marks the end of the 7262ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// template argument list.) 7272ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7282ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// - The array size is (bool(expr) ? 1 : -1), instead of simply 7292ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7302ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// ((expr) ? 1 : -1). 7312ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7322ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// This is to avoid running into a bug in MS VC 7.1, which 7332ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// causes ((0.0) ? 1 : -1) to incorrectly evaluate to 1. 7342ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 7352ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// StaticAssertTypeEqHelper is used by StaticAssertTypeEq defined in gtest.h. 7362ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 7372ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// This template is declared, but intentionally undefined. 7382ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate <typename T1, typename T2> 7392ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wanstruct StaticAssertTypeEqHelper; 7402ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 7412ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate <typename T> 7422ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wanstruct StaticAssertTypeEqHelper<T, T> {}; 7432ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 7442ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#if GTEST_HAS_GLOBAL_STRING 7452ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::string string; 7462ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#else 7472ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::std::string string; 7482ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#endif // GTEST_HAS_GLOBAL_STRING 7492ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 7502ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#if GTEST_HAS_GLOBAL_WSTRING 7512ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::wstring wstring; 7522ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#elif GTEST_HAS_STD_WSTRING 7532ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantypedef ::std::wstring wstring; 7542ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#endif // GTEST_HAS_GLOBAL_WSTRING 7552ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 756f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan// A helper for suppressing warnings on constant condition. It just 757f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan// returns 'condition'. 75883589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wanGTEST_API_ bool IsTrue(bool condition); 759f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan 760d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines scoped_ptr. 761d201456903f3ecae1f7794edfab0d5678e64226shiqian 762d201456903f3ecae1f7794edfab0d5678e64226shiqian// This implementation of scoped_ptr is PARTIAL - it only contains 763d201456903f3ecae1f7794edfab0d5678e64226shiqian// enough stuff to satisfy Google Test's need. 764d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 765d201456903f3ecae1f7794edfab0d5678e64226shiqianclass scoped_ptr { 766d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 767b6fe6899bef6dd90572fc0e7f12912d9ad87a19evladlosev typedef T element_type; 768b6fe6899bef6dd90572fc0e7f12912d9ad87a19evladlosev 769d201456903f3ecae1f7794edfab0d5678e64226shiqian explicit scoped_ptr(T* p = NULL) : ptr_(p) {} 770d201456903f3ecae1f7794edfab0d5678e64226shiqian ~scoped_ptr() { reset(); } 771d201456903f3ecae1f7794edfab0d5678e64226shiqian 772d201456903f3ecae1f7794edfab0d5678e64226shiqian T& operator*() const { return *ptr_; } 773d201456903f3ecae1f7794edfab0d5678e64226shiqian T* operator->() const { return ptr_; } 774d201456903f3ecae1f7794edfab0d5678e64226shiqian T* get() const { return ptr_; } 775d201456903f3ecae1f7794edfab0d5678e64226shiqian 776d201456903f3ecae1f7794edfab0d5678e64226shiqian T* release() { 777d201456903f3ecae1f7794edfab0d5678e64226shiqian T* const ptr = ptr_; 778d201456903f3ecae1f7794edfab0d5678e64226shiqian ptr_ = NULL; 779d201456903f3ecae1f7794edfab0d5678e64226shiqian return ptr; 780d201456903f3ecae1f7794edfab0d5678e64226shiqian } 781d201456903f3ecae1f7794edfab0d5678e64226shiqian 782d201456903f3ecae1f7794edfab0d5678e64226shiqian void reset(T* p = NULL) { 783d201456903f3ecae1f7794edfab0d5678e64226shiqian if (p != ptr_) { 784f8b268ee86ca74bba3276352f1e7de53d1336c3ezhanyong.wan if (IsTrue(sizeof(T) > 0)) { // Makes sure T is a complete type. 785d201456903f3ecae1f7794edfab0d5678e64226shiqian delete ptr_; 786d201456903f3ecae1f7794edfab0d5678e64226shiqian } 787d201456903f3ecae1f7794edfab0d5678e64226shiqian ptr_ = p; 788d201456903f3ecae1f7794edfab0d5678e64226shiqian } 789d201456903f3ecae1f7794edfab0d5678e64226shiqian } 790d201456903f3ecae1f7794edfab0d5678e64226shiqian private: 791d201456903f3ecae1f7794edfab0d5678e64226shiqian T* ptr_; 792d201456903f3ecae1f7794edfab0d5678e64226shiqian 793e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian GTEST_DISALLOW_COPY_AND_ASSIGN_(scoped_ptr); 794d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 795d201456903f3ecae1f7794edfab0d5678e64226shiqian 7963d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev// Defines RE. 797d201456903f3ecae1f7794edfab0d5678e64226shiqian 79806d04c0945bf47bae90532552e6e8294802fc9aavladlosev// A simple C++ wrapper for <regex.h>. It uses the POSIX Extended 799d201456903f3ecae1f7794edfab0d5678e64226shiqian// Regular Expression syntax. 80083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wanclass GTEST_API_ RE { 801d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 80206d04c0945bf47bae90532552e6e8294802fc9aavladlosev // A copy constructor is required by the Standard to initialize object 80306d04c0945bf47bae90532552e6e8294802fc9aavladlosev // references from r-values. 80406d04c0945bf47bae90532552e6e8294802fc9aavladlosev RE(const RE& other) { Init(other.pattern()); } 80506d04c0945bf47bae90532552e6e8294802fc9aavladlosev 806d201456903f3ecae1f7794edfab0d5678e64226shiqian // Constructs an RE from a string. 807d201456903f3ecae1f7794edfab0d5678e64226shiqian RE(const ::std::string& regex) { Init(regex.c_str()); } // NOLINT 808d201456903f3ecae1f7794edfab0d5678e64226shiqian 809d201456903f3ecae1f7794edfab0d5678e64226shiqian#if GTEST_HAS_GLOBAL_STRING 810ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 811d201456903f3ecae1f7794edfab0d5678e64226shiqian RE(const ::string& regex) { Init(regex.c_str()); } // NOLINT 812ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 813d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_STRING 814d201456903f3ecae1f7794edfab0d5678e64226shiqian 815d201456903f3ecae1f7794edfab0d5678e64226shiqian RE(const char* regex) { Init(regex); } // NOLINT 816d201456903f3ecae1f7794edfab0d5678e64226shiqian ~RE(); 817d201456903f3ecae1f7794edfab0d5678e64226shiqian 818d201456903f3ecae1f7794edfab0d5678e64226shiqian // Returns the string representation of the regex. 819d201456903f3ecae1f7794edfab0d5678e64226shiqian const char* pattern() const { return pattern_; } 820d201456903f3ecae1f7794edfab0d5678e64226shiqian 8213d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // FullMatch(str, re) returns true iff regular expression re matches 8223d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // the entire str. 8233d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // PartialMatch(str, re) returns true iff regular expression re 8243d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // matches a substring of str (including str itself). 8253d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // 8263d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // TODO(wan@google.com): make FullMatch() and PartialMatch() work 8273d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev // when str contains NUL characters. 8283d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev static bool FullMatch(const ::std::string& str, const RE& re) { 8293d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev return FullMatch(str.c_str(), re); 8303d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev } 831d201456903f3ecae1f7794edfab0d5678e64226shiqian static bool PartialMatch(const ::std::string& str, const RE& re) { 832d201456903f3ecae1f7794edfab0d5678e64226shiqian return PartialMatch(str.c_str(), re); 833d201456903f3ecae1f7794edfab0d5678e64226shiqian } 834d201456903f3ecae1f7794edfab0d5678e64226shiqian 835d201456903f3ecae1f7794edfab0d5678e64226shiqian#if GTEST_HAS_GLOBAL_STRING 836ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 8373d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev static bool FullMatch(const ::string& str, const RE& re) { 8383d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev return FullMatch(str.c_str(), re); 8393d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev } 840d201456903f3ecae1f7794edfab0d5678e64226shiqian static bool PartialMatch(const ::string& str, const RE& re) { 841d201456903f3ecae1f7794edfab0d5678e64226shiqian return PartialMatch(str.c_str(), re); 842d201456903f3ecae1f7794edfab0d5678e64226shiqian } 843ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 844d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_GLOBAL_STRING 845d201456903f3ecae1f7794edfab0d5678e64226shiqian 8463d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev static bool FullMatch(const char* str, const RE& re); 847d201456903f3ecae1f7794edfab0d5678e64226shiqian static bool PartialMatch(const char* str, const RE& re); 848d201456903f3ecae1f7794edfab0d5678e64226shiqian 849d201456903f3ecae1f7794edfab0d5678e64226shiqian private: 850d201456903f3ecae1f7794edfab0d5678e64226shiqian void Init(const char* regex); 851d201456903f3ecae1f7794edfab0d5678e64226shiqian 852d201456903f3ecae1f7794edfab0d5678e64226shiqian // We use a const char* instead of a string, as Google Test may be used 853d201456903f3ecae1f7794edfab0d5678e64226shiqian // where string is not available. We also do not use Google Test's own 854d201456903f3ecae1f7794edfab0d5678e64226shiqian // String type here, in order to simplify dependencies between the 855d201456903f3ecae1f7794edfab0d5678e64226shiqian // files. 856d201456903f3ecae1f7794edfab0d5678e64226shiqian const char* pattern_; 857c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan bool is_valid_; 858ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 859c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#if GTEST_USES_POSIX_RE 860ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 8613d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev regex_t full_regex_; // For FullMatch(). 8623d7042176307f0d7700a3640f3b3bcc8790b8fcdvladlosev regex_t partial_regex_; // For PartialMatch(). 863ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 864c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#else // GTEST_USES_SIMPLE_RE 865ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 866c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan const char* full_pattern_; // For FullMatch(); 867ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 868c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan#endif 869d201456903f3ecae1f7794edfab0d5678e64226shiqian 87006d04c0945bf47bae90532552e6e8294802fc9aavladlosev GTEST_DISALLOW_ASSIGN_(RE); 871c946ae60194727ede9d3ef44754839f48541a981zhanyong.wan}; 872d201456903f3ecae1f7794edfab0d5678e64226shiqian 8739d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// Formats a source file path and a line number as they would appear 8749d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// in an error message from the compiler used to compile this code. 8759d7455f9844e293dff8b7902f0c2553094f2f976vladlosevGTEST_API_ ::std::string FormatFileLocation(const char* file, int line); 8769d7455f9844e293dff8b7902f0c2553094f2f976vladlosev 8779d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// Formats a file location for compiler-independent XML output. 8789d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// Although this function is not platform dependent, we put it next to 8799d7455f9844e293dff8b7902f0c2553094f2f976vladlosev// FormatFileLocation in order to contrast the two functions. 8809d7455f9844e293dff8b7902f0c2553094f2f976vladlosevGTEST_API_ ::std::string FormatCompilerIndependentFileLocation(const char* file, 8819d7455f9844e293dff8b7902f0c2553094f2f976vladlosev int line); 8829d7455f9844e293dff8b7902f0c2553094f2f976vladlosev 883d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines logging utilities: 884866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// GTEST_LOG_(severity) - logs messages at the specified severity level. The 885866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// message itself is streamed into the macro. 886d201456903f3ecae1f7794edfab0d5678e64226shiqian// LogToStderr() - directs all log messages to stderr. 887d201456903f3ecae1f7794edfab0d5678e64226shiqian// FlushInfoLog() - flushes informational log messages. 888d201456903f3ecae1f7794edfab0d5678e64226shiqian 889d201456903f3ecae1f7794edfab0d5678e64226shiqianenum GTestLogSeverity { 890d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_INFO, 891d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_WARNING, 892d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_ERROR, 893d201456903f3ecae1f7794edfab0d5678e64226shiqian GTEST_FATAL 894d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 895d201456903f3ecae1f7794edfab0d5678e64226shiqian 896866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// Formats log entry severity, provides a stream object for streaming the 897866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// log message, and terminates the message with a newline when going out of 898866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan// scope. 89983589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wanclass GTEST_API_ GTestLog { 900866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan public: 901866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan GTestLog(GTestLogSeverity severity, const char* file, int line); 902866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 903866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan // Flushes the buffers and, if severity is GTEST_FATAL, aborts the program. 904866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan ~GTestLog(); 905866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 906866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan ::std::ostream& GetStream() { return ::std::cerr; } 907866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 908866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan private: 909866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan const GTestLogSeverity severity_; 910866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan 911866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(GTestLog); 912866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan}; 913d201456903f3ecae1f7794edfab0d5678e64226shiqian 914866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan#define GTEST_LOG_(severity) \ 915866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan ::testing::internal::GTestLog(::testing::internal::GTEST_##severity, \ 916866f4a94461d765f7f9514b6cb6e82d7b9ea12d2zhanyong.wan __FILE__, __LINE__).GetStream() 917d201456903f3ecae1f7794edfab0d5678e64226shiqian 918d201456903f3ecae1f7794edfab0d5678e64226shiqianinline void LogToStderr() {} 919d201456903f3ecae1f7794edfab0d5678e64226shiqianinline void FlushInfoLog() { fflush(NULL); } 920d201456903f3ecae1f7794edfab0d5678e64226shiqian 9213bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// INTERNAL IMPLEMENTATION - DO NOT USE. 9223bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 9233bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// GTEST_CHECK_ is an all-mode assert. It aborts the program if the condition 9243bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// is not satisfied. 9253bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Synopsys: 9263bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// GTEST_CHECK_(boolean_condition); 9273bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// or 9283bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// GTEST_CHECK_(boolean_condition) << "Additional message"; 9293bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 9303bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// This checks the condition and if the condition is not satisfied 9313bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// it prints message about the condition violation, including the 9323bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// condition itself, plus additional message streamed into it, if any, 9333bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// and then it aborts the program. It aborts the program irrespective of 9343bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// whether it is built in the debug mode or not. 9353bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#define GTEST_CHECK_(condition) \ 9363bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_AMBIGUOUS_ELSE_BLOCKER_ \ 9373bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan if (::testing::internal::IsTrue(condition)) \ 9383bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ; \ 9393bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan else \ 9403bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_LOG_(FATAL) << "Condition " #condition " failed. " 9413bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 9424879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// An all-mode assert to verify that the given POSIX-style function 9434879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// call returns 0 (indicating success). Known limitation: this 9444879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// doesn't expand to a balanced 'if' statement, so enclose the macro 9454879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// in {} if you need to use it as the only statement in an 'if' 9464879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// branch. 9474879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan#define GTEST_CHECK_POSIX_SUCCESS_(posix_call) \ 9484879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan if (const int gtest_error = (posix_call)) \ 9494879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_LOG_(FATAL) << #posix_call << "failed with error " \ 9504879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan << gtest_error 9514879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan 952e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE. 953e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// 954a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// Use ImplicitCast_ as a safe version of static_cast for upcasting in 9552ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// the type hierarchy (e.g. casting a Foo* to a SuperclassOfFoo* or a 956a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// const Foo*). When you use ImplicitCast_, the compiler checks that 957a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// the cast is safe. Such explicit ImplicitCast_s are necessary in 9582ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// surprisingly many situations where C++ demands an exact type match 9592ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// instead of an argument type convertable to a target type. 9602ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 961a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// The syntax for using ImplicitCast_ is the same as for static_cast: 9622ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 963a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// ImplicitCast_<ToType>(expr) 9642ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// 965a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// ImplicitCast_ would have been part of the C++ standard library, 9662ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// but the proposal was submitted too late. It will probably make 9672ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// its way into the language in the future. 968a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// 969a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// This relatively ugly name is intentional. It prevents clashes with 970a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// similar functions users may have (e.g., implicit_cast). The internal 971a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// namespace alone is not enough because the function can be found by ADL. 9722ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wantemplate<typename To> 973a198966dd349f446f0ab065e5576db7ac1e48e63vladlosevinline To ImplicitCast_(To x) { return x; } 9742ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 9752ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// When you upcast (that is, cast a pointer from type Foo to type 976a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// SuperclassOfFoo), it's fine to use ImplicitCast_<>, since upcasts 9772ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// always succeed. When you downcast (that is, cast a pointer from 9782ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// type Foo to type SubclassOfFoo), static_cast<> isn't safe, because 9792ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// how do you know the pointer is really of type SubclassOfFoo? It 9802ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// could be a bare Foo, or of type DifferentSubclassOfFoo. Thus, 9812ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// when you downcast, you should use this macro. In debug mode, we 9822ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// use dynamic_cast<> to double-check the downcast is legal (we die 9832ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// if it's not). In normal mode, we do the efficient static_cast<> 9842ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// instead. Thus, it's important to test in debug mode to make sure 9852ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// the cast is legal! 9862ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// This is the only place in the code we should use dynamic_cast<>. 9872ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// In particular, you SHOULDN'T be using dynamic_cast<> in order to 9882ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// do RTTI (eg code like this: 9892ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// if (dynamic_cast<Subclass1>(foo)) HandleASubclass1Object(foo); 9902ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// if (dynamic_cast<Subclass2>(foo)) HandleASubclass2Object(foo); 9912ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan// You should design the code some other way not to need this. 992a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// 993a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// This relatively ugly name is intentional. It prevents clashes with 994a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// similar functions users may have (e.g., down_cast). The internal 995a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev// namespace alone is not enough because the function can be found by ADL. 996a198966dd349f446f0ab065e5576db7ac1e48e63vladlosevtemplate<typename To, typename From> // use like this: DownCast_<T*>(foo); 997a198966dd349f446f0ab065e5576db7ac1e48e63vladlosevinline To DownCast_(From* f) { // so we only accept pointers 9982ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // Ensures that To is a sub-type of From *. This test is here only 9992ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // for compile-time type checking, and has no overhead in an 10002ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // optimized build at run-time, as it will be optimized away 10012ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // completely. 10022ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan if (false) { 10032ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan const To to = NULL; 1004a198966dd349f446f0ab065e5576db7ac1e48e63vladlosev ::testing::internal::ImplicitCast_<From*>(to); 10052ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan } 10062ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 10072ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#if GTEST_HAS_RTTI 10082ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan // RTTI: debug mode only! 10092ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan GTEST_CHECK_(f == NULL || dynamic_cast<To>(f) != NULL); 10102ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan#endif 10112ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan return static_cast<To>(f); 10122ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan} 10132ccea88c99d1ae23383d1b8eb3680a4a4d2edd66zhanyong.wan 1014e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Downcasts the pointer of type Base to Derived. 1015e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Derived must be a subclass of Base. The parameter MUST 1016e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// point to a class of type Derived, not any subclass of it. 1017e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// When RTTI is available, the function performs a runtime 1018e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// check to enforce this. 1019e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wantemplate <class Derived, class Base> 1020e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wanDerived* CheckedDowncastToActualType(Base* base) { 1021e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#if GTEST_HAS_RTTI 1022e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_CHECK_(typeid(*base) == typeid(Derived)); 1023e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return dynamic_cast<Derived*>(base); // NOLINT 1024e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan#else 1025e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return static_cast<Derived*>(base); // Poor man's downcast. 102692344b762a86bd73d79a0db8999ece92fb5069fazhanyong.wan#endif 1027e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan} 1028e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 102935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#if GTEST_HAS_STREAM_REDIRECTION 1030fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan 1031d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines the stderr capturer: 1032fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// CaptureStdout - starts capturing stdout. 1033fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// GetCapturedStdout - stops capturing stdout and returns the captured string. 1034d201456903f3ecae1f7794edfab0d5678e64226shiqian// CaptureStderr - starts capturing stderr. 1035d201456903f3ecae1f7794edfab0d5678e64226shiqian// GetCapturedStderr - stops capturing stderr and returns the captured string. 1036fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan// 10379f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ void CaptureStdout(); 10389f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ String GetCapturedStdout(); 10399f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ void CaptureStderr(); 10409f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ String GetCapturedStderr(); 10414984c93490eeeb7d3d1979b30a39a21cad07cba5zhanyong.wan 104235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan#endif // GTEST_HAS_STREAM_REDIRECTION 1043fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan 1044fd6f2a8a4b3fe8beb31f26b774b460727c410b66zhanyong.wan 10450af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#if GTEST_HAS_DEATH_TEST 1046d201456903f3ecae1f7794edfab0d5678e64226shiqian 1047d201456903f3ecae1f7794edfab0d5678e64226shiqian// A copy of all command line arguments. Set by InitGoogleTest(). 1048d201456903f3ecae1f7794edfab0d5678e64226shiqianextern ::std::vector<String> g_argvs; 1049d201456903f3ecae1f7794edfab0d5678e64226shiqian 1050d201456903f3ecae1f7794edfab0d5678e64226shiqian// GTEST_HAS_DEATH_TEST implies we have ::std::string. 1051d201456903f3ecae1f7794edfab0d5678e64226shiqianconst ::std::vector<String>& GetArgvs(); 1052d201456903f3ecae1f7794edfab0d5678e64226shiqian 1053d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_HAS_DEATH_TEST 1054d201456903f3ecae1f7794edfab0d5678e64226shiqian 1055d201456903f3ecae1f7794edfab0d5678e64226shiqian// Defines synchronization primitives. 1056d201456903f3ecae1f7794edfab0d5678e64226shiqian 10573bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#if GTEST_HAS_PTHREAD 10583bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 105912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Sleeps for (roughly) n milli-seconds. This function is only for 106012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// testing Google Test's own constructs. Don't use it in user tests, 106112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// either directly or indirectly. 106212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.waninline void SleepMilliseconds(int n) { 106312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan const timespec time = { 106412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 0, // 0 seconds. 106512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan n * 1000L * 1000L, // And n ms. 106612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan }; 106712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan nanosleep(&time, NULL); 106812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan} 106912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 107012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Allows a controller thread to pause execution of newly created 107112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// threads until notified. Instances of this class must be created 107212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// and destroyed in the controller thread. 107312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// 107412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// This class is only for testing Google Test's own constructs. Do not 107512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// use it in user tests, either directly or indirectly. 107612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wanclass Notification { 107712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan public: 107812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan Notification() : notified_(false) {} 107912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 108012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // Notifies all threads created with this notification to start. Must 108112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // be called from the controller thread. 108212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan void Notify() { notified_ = true; } 108312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 108412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // Blocks until the controller thread notifies. Must be called from a test 108512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // thread. 108612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan void WaitForNotification() { 108712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan while(!notified_) { 108812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan SleepMilliseconds(10); 108912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 109012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 109112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 109212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan private: 109312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan volatile bool notified_; 109412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 109512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(Notification); 109612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan}; 109712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 109806d04c0945bf47bae90532552e6e8294802fc9aavladlosev// As a C-function, ThreadFuncWithCLinkage cannot be templated itself. 109906d04c0945bf47bae90532552e6e8294802fc9aavladlosev// Consequently, it cannot select a correct instantiation of ThreadWithParam 110006d04c0945bf47bae90532552e6e8294802fc9aavladlosev// in order to call its Run(). Introducing ThreadWithParamBase as a 110106d04c0945bf47bae90532552e6e8294802fc9aavladlosev// non-templated base class for ThreadWithParam allows us to bypass this 110206d04c0945bf47bae90532552e6e8294802fc9aavladlosev// problem. 110306d04c0945bf47bae90532552e6e8294802fc9aavladlosevclass ThreadWithParamBase { 110406d04c0945bf47bae90532552e6e8294802fc9aavladlosev public: 110506d04c0945bf47bae90532552e6e8294802fc9aavladlosev virtual ~ThreadWithParamBase() {} 110606d04c0945bf47bae90532552e6e8294802fc9aavladlosev virtual void Run() = 0; 110706d04c0945bf47bae90532552e6e8294802fc9aavladlosev}; 110806d04c0945bf47bae90532552e6e8294802fc9aavladlosev 110906d04c0945bf47bae90532552e6e8294802fc9aavladlosev// pthread_create() accepts a pointer to a function type with the C linkage. 111006d04c0945bf47bae90532552e6e8294802fc9aavladlosev// According to the Standard (7.5/1), function types with different linkages 111106d04c0945bf47bae90532552e6e8294802fc9aavladlosev// are different even if they are otherwise identical. Some compilers (for 111206d04c0945bf47bae90532552e6e8294802fc9aavladlosev// example, SunStudio) treat them as different types. Since class methods 111306d04c0945bf47bae90532552e6e8294802fc9aavladlosev// cannot be defined with C-linkage we need to define a free C-function to 111406d04c0945bf47bae90532552e6e8294802fc9aavladlosev// pass into pthread_create(). 111506d04c0945bf47bae90532552e6e8294802fc9aavladlosevextern "C" inline void* ThreadFuncWithCLinkage(void* thread) { 111606d04c0945bf47bae90532552e6e8294802fc9aavladlosev static_cast<ThreadWithParamBase*>(thread)->Run(); 111706d04c0945bf47bae90532552e6e8294802fc9aavladlosev return NULL; 111806d04c0945bf47bae90532552e6e8294802fc9aavladlosev} 111906d04c0945bf47bae90532552e6e8294802fc9aavladlosev 112012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Helper class for testing Google Test's multi-threading constructs. 1121542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan// To use it, write: 112212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// 112312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// void ThreadFunc(int param) { /* Do things with param */ } 112412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// Notification thread_can_start; 112512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// ... 112612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// // The thread_can_start parameter is optional; you can supply NULL. 112712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// ThreadWithParam<int> thread(&ThreadFunc, 5, &thread_can_start); 112812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// thread_can_start.Notify(); 112912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// 113012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// These classes are only for testing Google Test's own constructs. Do 113112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan// not use them in user tests, either directly or indirectly. 113212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wantemplate <typename T> 113306d04c0945bf47bae90532552e6e8294802fc9aavladlosevclass ThreadWithParam : public ThreadWithParamBase { 113412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan public: 113512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan typedef void (*UserThreadFunc)(T); 113612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 1137542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan ThreadWithParam( 113812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan UserThreadFunc func, T param, Notification* thread_can_start) 113912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan : func_(func), 114012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan param_(param), 114112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan thread_can_start_(thread_can_start), 1142542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan finished_(false) { 1143e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ThreadWithParamBase* const base = this; 1144542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan // The thread can be created only after all fields except thread_ 1145542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan // have been initialized. 1146542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan GTEST_CHECK_POSIX_SUCCESS_( 1147e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan pthread_create(&thread_, 0, &ThreadFuncWithCLinkage, base)); 1148542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan } 1149542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan ~ThreadWithParam() { Join(); } 115012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 115112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan void Join() { 115212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan if (!finished_) { 1153542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_join(thread_, 0)); 115412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan finished_ = true; 115512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 115612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 115712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 115806d04c0945bf47bae90532552e6e8294802fc9aavladlosev virtual void Run() { 115912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan if (thread_can_start_ != NULL) 116012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan thread_can_start_->WaitForNotification(); 116112a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan func_(param_); 116212a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan } 116312a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 116406d04c0945bf47bae90532552e6e8294802fc9aavladlosev private: 116512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan const UserThreadFunc func_; // User-supplied thread function. 116612a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan const T param_; // User-supplied parameter to the thread function. 116712a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // When non-NULL, used to block execution until the controller thread 116812a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan // notifies. 116912a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan Notification* const thread_can_start_; 117012a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan bool finished_; // true iff we know that the thread function has finished. 1171542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan pthread_t thread_; // The native thread object. 1172542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan 1173542b41e5d010cf0a18a37252d5f4b05cfa5408afzhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadWithParam); 117412a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan}; 117512a92c26fc0e0de81f687dbe739a6aa24f37f9ddzhanyong.wan 11763bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// MutexBase and Mutex implement mutex on pthreads-based platforms. They 11773bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// are used in conjunction with class MutexLock: 11783bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 11794879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// Mutex mutex; 11804879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// ... 11814879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// MutexLock lock(&mutex); // Acquires the mutex and releases it at the end 11824879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // of the current scope. 11833bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 11843bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// MutexBase implements behavior for both statically and dynamically 11854879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// allocated mutexes. Do not use MutexBase directly. Instead, write 11864879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// the following to define a static mutex: 11873bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 11884879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// GTEST_DEFINE_STATIC_MUTEX_(g_some_mutex); 11893bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 11904879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// You can forward declare a static mutex like this: 11913bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 11924879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// GTEST_DECLARE_STATIC_MUTEX_(g_some_mutex); 11933bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 11944879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// To create a dynamic mutex, just define an object of type Mutex. 11953bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass MutexBase { 11963bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 11974879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // Acquires this mutex. 11984879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan void Lock() { 11994879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_lock(&mutex_)); 12004879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan owner_ = pthread_self(); 12014879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 12024879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan 12034879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // Releases this mutex. 12044879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan void Unlock() { 12054879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // We don't protect writing to owner_ here, as it's the caller's 12064879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // responsibility to ensure that the current thread holds the 12074879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // mutex when this is called. 12084879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan owner_ = 0; 12094879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_unlock(&mutex_)); 12104879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 12113bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12123bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan // Does nothing if the current thread holds the mutex. Otherwise, crashes 12133bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan // with high probability. 12144879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan void AssertHeld() const { 12154879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_(owner_ == pthread_self()) 12164879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan << "The current thread is not holding the mutex @" << this; 12174879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 12183bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12194879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // A static mutex may be used before main() is entered. It may even 12204879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // be used before the dynamic initialization stage. Therefore we 12214879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // must be able to initialize a static mutex object at link time. 12224879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // This means MutexBase has to be a POD and its member variables 12234879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan // have to be public. 12243bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 12254879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan pthread_mutex_t mutex_; // The underlying pthread mutex. 12264879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan pthread_t owner_; // The thread holding the mutex; 0 means no one holds it. 12273bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 12283bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12293bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Forward-declares a static mutex. 1230ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ 12313bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan extern ::testing::internal::MutexBase mutex 12323bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12334879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// Defines and statically (i.e. at link time) initializes a static mutex. 1234ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ 12353bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ::testing::internal::MutexBase mutex = { PTHREAD_MUTEX_INITIALIZER, 0 } 12363bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12374879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// The Mutex class can only be used for mutexes created at runtime. It 12384879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// shares its API with MutexBase otherwise. 12393bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass Mutex : public MutexBase { 12403bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 12414879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan Mutex() { 12424879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_init(&mutex_, NULL)); 12434879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan owner_ = 0; 12444879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 12454879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan ~Mutex() { 12464879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_mutex_destroy(&mutex_)); 12474879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan } 12483bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12493bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan private: 12503bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(Mutex); 12513bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 12523bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12534879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// We cannot name this class MutexLock as the ctor declaration would 12543bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// conflict with a macro named MutexLock, which is defined on some 12553bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// platforms. Hence the typedef trick below. 12563bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass GTestMutexLock { 12573bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 12583bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan explicit GTestMutexLock(MutexBase* mutex) 12593bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan : mutex_(mutex) { mutex_->Lock(); } 12603bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12613bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ~GTestMutexLock() { mutex_->Unlock(); } 12623bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12633bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan private: 12643bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan MutexBase* const mutex_; 12653bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12663bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(GTestMutexLock); 12673bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 12683bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 12693bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wantypedef GTestMutexLock MutexLock; 12703bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1271e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Helpers for ThreadLocal. 1272e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1273e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// pthread_key_create() requires DeleteThreadLocalValue() to have 1274e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// C-linkage. Therefore it cannot be templatized to access 1275e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// ThreadLocal<T>. Hence the need for class 1276e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// ThreadLocalValueHolderBase. 1277e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wanclass ThreadLocalValueHolderBase { 1278e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan public: 1279e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan virtual ~ThreadLocalValueHolderBase() {} 1280e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan}; 1281e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1282e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// Called by pthread to delete thread-local data stored by 1283e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan// pthread_setspecific(). 1284e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wanextern "C" inline void DeleteThreadLocalValue(void* value_holder) { 1285e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan delete static_cast<ThreadLocalValueHolderBase*>(value_holder); 1286e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan} 1287e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 12883bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Implements thread-local storage on pthreads-based systems. 12893bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 12904879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // Thread 1 12914879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// ThreadLocal<int> tl(100); // 100 is the default value for each thread. 12923bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 12934879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // Thread 2 12944879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// tl.set(150); // Changes the value for thread 2 only. 12954879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// EXPECT_EQ(150, tl.get()); 12963bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 12974879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// // Thread 1 12984879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// EXPECT_EQ(100, tl.get()); // In thread 1, tl has the original value. 12994879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// tl.set(200); 13004879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// EXPECT_EQ(200, tl.get()); 13013bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// 13024879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// The template type argument T must have a public copy constructor. 13034879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan// In addition, the default ThreadLocal constructor requires T to have 1304b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// a public default constructor. 1305b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// 1306b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// An object managed for a thread by a ThreadLocal instance is deleted 1307b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// when the thread exits. Or, if the ThreadLocal instance dies in 1308b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// that thread, when the ThreadLocal dies. It's the user's 1309b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// responsibility to ensure that all other threads using a ThreadLocal 1310b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// have exited when it dies, or the per-thread objects for those 1311b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// threads will not be deleted. 1312b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// 1313b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// Google Test only uses global ThreadLocal objects. That means they 1314b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// will die after main() has returned. Therefore, no per-thread 1315b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// object managed by Google Test will be leaked as long as all threads 1316b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan// using Google Test have exited when main() returns. 13173bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wantemplate <typename T> 13183bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wanclass ThreadLocal { 13193bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan public: 13204879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan ThreadLocal() : key_(CreateKey()), 13214879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan default_() {} 13224879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan explicit ThreadLocal(const T& value) : key_(CreateKey()), 13234879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan default_(value) {} 13243bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13253bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan ~ThreadLocal() { 1326b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // Destroys the managed object for the current thread, if any. 1327b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan DeleteThreadLocalValue(pthread_getspecific(key_)); 1328b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan 1329b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // Releases resources associated with the key. This will *not* 1330b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // delete managed objects for other threads. 13314879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_key_delete(key_)); 13323bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan } 13333bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13343bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan T* pointer() { return GetOrCreateValue(); } 13353bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan const T* pointer() const { return GetOrCreateValue(); } 13363bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan const T& get() const { return *pointer(); } 13373bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan void set(const T& value) { *pointer() = value; } 13383bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13393bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan private: 1340e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan // Holds a value of type T. 1341e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan class ValueHolder : public ThreadLocalValueHolderBase { 1342e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan public: 1343e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan explicit ValueHolder(const T& value) : value_(value) {} 1344e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1345e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan T* pointer() { return &value_; } 1346e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 1347e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan private: 1348e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan T value_; 1349e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(ValueHolder); 1350e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan }; 1351e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan 13523bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan static pthread_key_t CreateKey() { 13533bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan pthread_key_t key; 1354b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // When a thread exits, DeleteThreadLocalValue() will be called on 1355b9a7cead1cdf588b9b00ec46f38a727b14681c5bzhanyong.wan // the object managed for that thread. 1356e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_CHECK_POSIX_SUCCESS_( 1357e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan pthread_key_create(&key, &DeleteThreadLocalValue)); 13583bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan return key; 13593bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan } 13603bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13613bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan T* GetOrCreateValue() const { 1362e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ThreadLocalValueHolderBase* const holder = 1363e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan static_cast<ThreadLocalValueHolderBase*>(pthread_getspecific(key_)); 1364e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan if (holder != NULL) { 1365e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return CheckedDowncastToActualType<ValueHolder>(holder)->pointer(); 1366e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan } 13674879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan 1368e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ValueHolder* const new_holder = new ValueHolder(default_); 1369e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan ThreadLocalValueHolderBase* const holder_base = new_holder; 1370e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan GTEST_CHECK_POSIX_SUCCESS_(pthread_setspecific(key_, holder_base)); 1371e9f093ae15ac232f7ac0a31d64a5873fd1e306c6zhanyong.wan return new_holder->pointer(); 13723bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan } 13733bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13743bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan // A key pthreads uses for looking up per-thread values. 13753bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan const pthread_key_t key_; 13764879aac74991ad4552c5ed2ec178af511f3feb5ezhanyong.wan const T default_; // The default value for each thread. 13773bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13783bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadLocal); 13793bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan}; 13803bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1381ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_IS_THREADSAFE 1 13823bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 13833bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#else // GTEST_HAS_PTHREAD 13843bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1385d201456903f3ecae1f7794edfab0d5678e64226shiqian// A dummy implementation of synchronization primitives (mutex, lock, 1386d201456903f3ecae1f7794edfab0d5678e64226shiqian// and thread-local variable). Necessary for compiling Google Test where 1387d201456903f3ecae1f7794edfab0d5678e64226shiqian// mutex is not supported - using Google Test in multiple threads is not 1388d201456903f3ecae1f7794edfab0d5678e64226shiqian// supported on such platforms. 1389d201456903f3ecae1f7794edfab0d5678e64226shiqian 1390d201456903f3ecae1f7794edfab0d5678e64226shiqianclass Mutex { 1391d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1392d201456903f3ecae1f7794edfab0d5678e64226shiqian Mutex() {} 1393d201456903f3ecae1f7794edfab0d5678e64226shiqian void AssertHeld() const {} 1394d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1395d201456903f3ecae1f7794edfab0d5678e64226shiqian 1396ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DECLARE_STATIC_MUTEX_(mutex) \ 13973bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan extern ::testing::internal::Mutex mutex 13983bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1399ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_DEFINE_STATIC_MUTEX_(mutex) ::testing::internal::Mutex mutex 14003bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1401d201456903f3ecae1f7794edfab0d5678e64226shiqianclass GTestMutexLock { 1402d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1403d201456903f3ecae1f7794edfab0d5678e64226shiqian explicit GTestMutexLock(Mutex*) {} // NOLINT 1404d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1405d201456903f3ecae1f7794edfab0d5678e64226shiqian 1406d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef GTestMutexLock MutexLock; 1407d201456903f3ecae1f7794edfab0d5678e64226shiqian 1408d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 1409d201456903f3ecae1f7794edfab0d5678e64226shiqianclass ThreadLocal { 1410d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1411e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian ThreadLocal() : value_() {} 1412e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian explicit ThreadLocal(const T& value) : value_(value) {} 1413d201456903f3ecae1f7794edfab0d5678e64226shiqian T* pointer() { return &value_; } 1414d201456903f3ecae1f7794edfab0d5678e64226shiqian const T* pointer() const { return &value_; } 1415d201456903f3ecae1f7794edfab0d5678e64226shiqian const T& get() const { return value_; } 1416d201456903f3ecae1f7794edfab0d5678e64226shiqian void set(const T& value) { value_ = value; } 1417d201456903f3ecae1f7794edfab0d5678e64226shiqian private: 1418d201456903f3ecae1f7794edfab0d5678e64226shiqian T value_; 1419d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1420d201456903f3ecae1f7794edfab0d5678e64226shiqian 1421e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// The above synchronization primitives have dummy implementations. 1422e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian// Therefore Google Test is not thread-safe. 1423ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_IS_THREADSAFE 0 1424e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian 14253bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan#endif // GTEST_HAS_PTHREAD 14263bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 14273bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// Returns the number of threads running in the process, or 0 to indicate that 14283bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan// we cannot detect it. 14299f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ size_t GetThreadCount(); 14303bef459eac9aa84c579f34249aebc9ff56832054zhanyong.wan 1431d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// Passing non-POD classes through ellipsis (...) crashes the ARM 143244bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// compiler and generates a warning in Sun Studio. The Nokia Symbian 143344bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// and the IBM XL C/C++ compiler try to instantiate a copy constructor 143444bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// for objects passed through ellipsis (...), failing for uncopyable 143544bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// objects. We define this to ensure that only POD is passed through 143644bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan// ellipsis on these systems. 143744bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#if defined(__SYMBIAN32__) || defined(__IBMCPP__) || defined(__SUNPRO_CC) 143806d04c0945bf47bae90532552e6e8294802fc9aavladlosev// We lose support for NULL detection where the compiler doesn't like 143906d04c0945bf47bae90532552e6e8294802fc9aavladlosev// passing non-POD classes through ellipsis (...). 1440ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_ELLIPSIS_NEEDS_POD_ 1 144106d04c0945bf47bae90532552e6e8294802fc9aavladlosev#else 1442ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_CAN_COMPARE_NULL 1 144344bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#endif 1444d201456903f3ecae1f7794edfab0d5678e64226shiqian 1445d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// The Nokia Symbian and IBM XL C/C++ compilers cannot decide between 1446d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// const T& and const T* in a function template. These compilers 1447d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// _can_ decide between class template specializations for T and T*, 1448d2849f573052ba8431a887e0034b1be353a0d9b4shiqian// so a tr1::type_traits-like is_pointer works. 144944bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#if defined(__SYMBIAN32__) || defined(__IBMCPP__) 1450ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_NEEDS_IS_POINTER_ 1 145144bafcb62d0f33fbc9aafb5492b245c949850df8zhanyong.wan#endif 1452d201456903f3ecae1f7794edfab0d5678e64226shiqian 1453d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <bool bool_value> 1454d201456903f3ecae1f7794edfab0d5678e64226shiqianstruct bool_constant { 1455d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef bool_constant<bool_value> type; 1456d201456903f3ecae1f7794edfab0d5678e64226shiqian static const bool value = bool_value; 1457d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1458d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <bool bool_value> const bool bool_constant<bool_value>::value; 1459d201456903f3ecae1f7794edfab0d5678e64226shiqian 1460d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef bool_constant<false> false_type; 1461d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef bool_constant<true> true_type; 1462d201456903f3ecae1f7794edfab0d5678e64226shiqian 1463d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 1464d201456903f3ecae1f7794edfab0d5678e64226shiqianstruct is_pointer : public false_type {}; 1465d201456903f3ecae1f7794edfab0d5678e64226shiqian 1466d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <typename T> 1467d201456903f3ecae1f7794edfab0d5678e64226shiqianstruct is_pointer<T*> : public true_type {}; 1468d201456903f3ecae1f7794edfab0d5678e64226shiqian 146987d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#if GTEST_OS_WINDOWS 1470ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_PATH_SEP_ "\\" 1471ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_ALT_PATH_SEP_ 1 14723c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// The biggest signed integer type the compiler supports. 14733c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wantypedef __int64 BiggestInt; 147487d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#else 1475ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_PATH_SEP_ "/" 1476ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# define GTEST_HAS_ALT_PATH_SEP_ 0 14773c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wantypedef long long BiggestInt; // NOLINT 147887d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan#endif // GTEST_OS_WINDOWS 147987d23e45f096c91c9e722b20bf15b733dbab0f80zhanyong.wan 148035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// Utilities for char. 148135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 148235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// isspace(int ch) and friends accept an unsigned char or EOF. char 148335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// may be signed, depending on the compiler (or compiler flags). 148435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// Therefore we need to cast a char to unsigned char before calling 148535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan// isspace(), etc. 148635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 148735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsAlpha(char ch) { 148835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isalpha(static_cast<unsigned char>(ch)) != 0; 148935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 149035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsAlNum(char ch) { 149135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isalnum(static_cast<unsigned char>(ch)) != 0; 149235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 149335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsDigit(char ch) { 149435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isdigit(static_cast<unsigned char>(ch)) != 0; 149535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 149635c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsLower(char ch) { 149735c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return islower(static_cast<unsigned char>(ch)) != 0; 149835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 149935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsSpace(char ch) { 150035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isspace(static_cast<unsigned char>(ch)) != 0; 150135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 150235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline bool IsUpper(char ch) { 150335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return isupper(static_cast<unsigned char>(ch)) != 0; 150435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 1505b5eb6ed9e27b7bf80a406e4a38ffe42db43889cczhanyong.waninline bool IsXDigit(char ch) { 1506b5eb6ed9e27b7bf80a406e4a38ffe42db43889cczhanyong.wan return isxdigit(static_cast<unsigned char>(ch)) != 0; 1507b5eb6ed9e27b7bf80a406e4a38ffe42db43889cczhanyong.wan} 150835c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 150935c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline char ToLower(char ch) { 151035c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return static_cast<char>(tolower(static_cast<unsigned char>(ch))); 151135c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 151235c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.waninline char ToUpper(char ch) { 151335c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan return static_cast<char>(toupper(static_cast<unsigned char>(ch))); 151435c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan} 151535c39756495bea5959de5778aaaf33a94f8c1e2ezhanyong.wan 15163c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// The testing::internal::posix namespace holds wrappers for common 15173c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// POSIX functions. These wrappers hide the differences between 1518f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan// Windows/MSVC and POSIX systems. Since some compilers define these 1519f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan// standard functions as macros, the wrapper cannot have the same name 1520f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan// as the wrapped function. 1521f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan 15223c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wannamespace posix { 15233c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 15243c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Functions with a different name on Windows. 15253c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 15260af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#if GTEST_OS_WINDOWS 15273c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1528f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wantypedef struct _stat StatStruct; 15293c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1530ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# ifdef __BORLANDC__ 1531c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int IsATTY(int fd) { return isatty(fd); } 1532c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int StrCaseCmp(const char* s1, const char* s2) { 1533c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan return stricmp(s1, s2); 1534c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan} 1535c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline char* StrDup(const char* src) { return strdup(src); } 1536ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else // !__BORLANDC__ 1537ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_WINDOWS_MOBILE 15384853a503371f39aa22e14adcdecea71c09841e34zhanyong.waninline int IsATTY(int /* fd */) { return 0; } 1539ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 1540f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int IsATTY(int fd) { return _isatty(fd); } 1541ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_OS_WINDOWS_MOBILE 1542f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int StrCaseCmp(const char* s1, const char* s2) { 1543f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return _stricmp(s1, s2); 15443c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1545f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline char* StrDup(const char* src) { return _strdup(src); } 1546ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // __BORLANDC__ 1547c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan 1548ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# if GTEST_OS_WINDOWS_MOBILE 15494853a503371f39aa22e14adcdecea71c09841e34zhanyong.waninline int FileNo(FILE* file) { return reinterpret_cast<int>(_fileno(file)); } 15504853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// Stat(), RmDir(), and IsDir() are not needed on Windows CE at this 15514853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// time and thus not defined there. 1552ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# else 1553c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int FileNo(FILE* file) { return _fileno(file); } 1554c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline int Stat(const char* path, StatStruct* buf) { return _stat(path, buf); } 1555f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int RmDir(const char* dir) { return _rmdir(dir); } 1556f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline bool IsDir(const StatStruct& st) { 15573c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan return (_S_IFDIR & st.st_mode) != 0; 15583c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1559ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# endif // GTEST_OS_WINDOWS_MOBILE 15603c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1561d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 15623c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1563f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wantypedef struct stat StatStruct; 15643c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1565f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int FileNo(FILE* file) { return fileno(file); } 1566f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int IsATTY(int fd) { return isatty(fd); } 1567f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Stat(const char* path, StatStruct* buf) { return stat(path, buf); } 1568f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int StrCaseCmp(const char* s1, const char* s2) { 1569f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return strcasecmp(s1, s2); 1570f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan} 1571c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.waninline char* StrDup(const char* src) { return strdup(src); } 1572f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int RmDir(const char* dir) { return rmdir(dir); } 1573f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); } 15743c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1575d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_OS_WINDOWS 1576d201456903f3ecae1f7794edfab0d5678e64226shiqian 15773c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Functions deprecated by MSVC 8.0. 15783c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 15793c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#ifdef _MSC_VER 15803c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Temporarily disable warning 4996 (deprecated function). 1581ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# pragma warning(push) 1582ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# pragma warning(disable:4996) 15833c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#endif 15843c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1585f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline const char* StrNCpy(char* dest, const char* src, size_t n) { 1586f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return strncpy(dest, src, n); 15873c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 15884853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan 15894853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// ChDir(), FReopen(), FDOpen(), Read(), Write(), Close(), and 15904853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// StrError() aren't needed on Windows CE at this time and thus not 15914853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan// defined there. 15924853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan 1593b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if !GTEST_OS_WINDOWS_MOBILE 1594f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int ChDir(const char* dir) { return chdir(dir); } 15954853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif 1596f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline FILE* FOpen(const char* path, const char* mode) { 1597f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return fopen(path, mode); 15983c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1599b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if !GTEST_OS_WINDOWS_MOBILE 1600f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline FILE *FReopen(const char* path, const char* mode, FILE* stream) { 1601f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return freopen(path, mode, stream); 16023c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1603f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline FILE* FDOpen(int fd, const char* mode) { return fdopen(fd, mode); } 16044853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif 1605f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int FClose(FILE* fp) { return fclose(fp); } 1606b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if !GTEST_OS_WINDOWS_MOBILE 1607f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Read(int fd, void* buf, unsigned int count) { 1608f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return static_cast<int>(read(fd, buf, count)); 16093c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1610f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Write(int fd, const void* buf, unsigned int count) { 1611f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return static_cast<int>(write(fd, buf, count)); 16123c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 1613f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline int Close(int fd) { return close(fd); } 1614f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline const char* StrError(int errnum) { return strerror(errnum); } 16154853a503371f39aa22e14adcdecea71c09841e34zhanyong.wan#endif 1616f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline const char* GetEnv(const char* name) { 1617b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if GTEST_OS_WINDOWS_MOBILE 1618b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan // We are on Windows CE, which has no environment variables. 16193c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan return NULL; 1620cfcbc298cd91806e0e3417e03fce42bc4f1fa150vladlosev#elif defined(__BORLANDC__) || defined(__SunOS_5_8) || defined(__SunOS_5_9) 1621c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan // Environment variables which we programmatically clear will be set to the 1622c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan // empty string rather than unset (NULL). Handle that case. 1623c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan const char* const env = getenv(name); 1624c78ae6196dc9c24380b5cf86f8fd75a4d3edc704zhanyong.wan return (env != NULL && env[0] != '\0') ? env : NULL; 16253c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#else 1626f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wan return getenv(name); 16273c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#endif 16283c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} 16293c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 16303c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#ifdef _MSC_VER 1631ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan# pragma warning(pop) // Restores the warning state. 16323c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#endif 16333c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1634b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#if GTEST_OS_WINDOWS_MOBILE 16353c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// Windows CE has no C library. The abort() function is used in 16363c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// several places in Google Test. This implementation provides a reasonable 16373c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan// imitation of standard behaviour. 1638f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.wanvoid Abort(); 16393c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan#else 1640f2d0d0e3d56794855d1e9a1f157457b7225e8c88zhanyong.waninline void Abort() { abort(); } 1641b50ef44a3527d958270ff1f08cb99e3ac633bd17zhanyong.wan#endif // GTEST_OS_WINDOWS_MOBILE 16423c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 16433c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan} // namespace posix 16443c7bbf5b46679aea4e0ac7d3ad241cb036146751zhanyong.wan 1645d201456903f3ecae1f7794edfab0d5678e64226shiqian// The maximum number a BiggestInt can represent. This definition 1646d201456903f3ecae1f7794edfab0d5678e64226shiqian// works no matter BiggestInt is represented in one's complement or 1647d201456903f3ecae1f7794edfab0d5678e64226shiqian// two's complement. 1648d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1649d201456903f3ecae1f7794edfab0d5678e64226shiqian// We cannot rely on numeric_limits in STL, as __int64 and long long 1650d201456903f3ecae1f7794edfab0d5678e64226shiqian// are not part of standard C++ and numeric_limits doesn't need to be 1651d201456903f3ecae1f7794edfab0d5678e64226shiqian// defined for them. 1652d201456903f3ecae1f7794edfab0d5678e64226shiqianconst BiggestInt kMaxBiggestInt = 1653d201456903f3ecae1f7794edfab0d5678e64226shiqian ~(static_cast<BiggestInt>(1) << (8*sizeof(BiggestInt) - 1)); 1654d201456903f3ecae1f7794edfab0d5678e64226shiqian 1655d201456903f3ecae1f7794edfab0d5678e64226shiqian// This template class serves as a compile-time function from size to 1656d201456903f3ecae1f7794edfab0d5678e64226shiqian// type. It maps a size in bytes to a primitive type with that 1657d201456903f3ecae1f7794edfab0d5678e64226shiqian// size. e.g. 1658d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1659d201456903f3ecae1f7794edfab0d5678e64226shiqian// TypeWithSize<4>::UInt 1660d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1661d201456903f3ecae1f7794edfab0d5678e64226shiqian// is typedef-ed to be unsigned int (unsigned integer made up of 4 1662d201456903f3ecae1f7794edfab0d5678e64226shiqian// bytes). 1663d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1664d201456903f3ecae1f7794edfab0d5678e64226shiqian// Such functionality should belong to STL, but I cannot find it 1665d201456903f3ecae1f7794edfab0d5678e64226shiqian// there. 1666d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1667d201456903f3ecae1f7794edfab0d5678e64226shiqian// Google Test uses this class in the implementation of floating-point 1668d201456903f3ecae1f7794edfab0d5678e64226shiqian// comparison. 1669d201456903f3ecae1f7794edfab0d5678e64226shiqian// 1670d201456903f3ecae1f7794edfab0d5678e64226shiqian// For now it only handles UInt (unsigned int) as that's all Google Test 1671d201456903f3ecae1f7794edfab0d5678e64226shiqian// needs. Other types can be easily added in the future if need 1672d201456903f3ecae1f7794edfab0d5678e64226shiqian// arises. 1673d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <size_t size> 1674d201456903f3ecae1f7794edfab0d5678e64226shiqianclass TypeWithSize { 1675d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1676d201456903f3ecae1f7794edfab0d5678e64226shiqian // This prevents the user from using TypeWithSize<N> with incorrect 1677d201456903f3ecae1f7794edfab0d5678e64226shiqian // values of N. 1678d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef void UInt; 1679d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1680d201456903f3ecae1f7794edfab0d5678e64226shiqian 1681d201456903f3ecae1f7794edfab0d5678e64226shiqian// The specialization for size 4. 1682d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <> 1683d201456903f3ecae1f7794edfab0d5678e64226shiqianclass TypeWithSize<4> { 1684d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1685d201456903f3ecae1f7794edfab0d5678e64226shiqian // unsigned int has size 4 in both gcc and MSVC. 1686d201456903f3ecae1f7794edfab0d5678e64226shiqian // 1687d201456903f3ecae1f7794edfab0d5678e64226shiqian // As base/basictypes.h doesn't compile on Windows, we cannot use 1688d201456903f3ecae1f7794edfab0d5678e64226shiqian // uint32, uint64, and etc here. 1689d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef int Int; 1690d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef unsigned int UInt; 1691d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1692d201456903f3ecae1f7794edfab0d5678e64226shiqian 1693d201456903f3ecae1f7794edfab0d5678e64226shiqian// The specialization for size 8. 1694d201456903f3ecae1f7794edfab0d5678e64226shiqiantemplate <> 1695d201456903f3ecae1f7794edfab0d5678e64226shiqianclass TypeWithSize<8> { 1696d201456903f3ecae1f7794edfab0d5678e64226shiqian public: 1697ffeb11d14a890b902dbb26ff2296cda7bf2d31dfzhanyong.wan 16980af0709b02899f9177db55eba7929e65e5834b29zhanyong.wan#if GTEST_OS_WINDOWS 1699d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef __int64 Int; 1700d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef unsigned __int64 UInt; 1701d201456903f3ecae1f7794edfab0d5678e64226shiqian#else 1702d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef long long Int; // NOLINT 1703d201456903f3ecae1f7794edfab0d5678e64226shiqian typedef unsigned long long UInt; // NOLINT 1704d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_OS_WINDOWS 1705d201456903f3ecae1f7794edfab0d5678e64226shiqian}; 1706d201456903f3ecae1f7794edfab0d5678e64226shiqian 1707d201456903f3ecae1f7794edfab0d5678e64226shiqian// Integer types of known sizes. 1708d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<4>::Int Int32; 1709d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<4>::UInt UInt32; 1710d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<8>::Int Int64; 1711d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<8>::UInt UInt64; 1712d201456903f3ecae1f7794edfab0d5678e64226shiqiantypedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. 1713d201456903f3ecae1f7794edfab0d5678e64226shiqian 1714d201456903f3ecae1f7794edfab0d5678e64226shiqian// Utilities for command line flags and environment variables. 1715d201456903f3ecae1f7794edfab0d5678e64226shiqian 1716d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macro for referencing flags. 1717d201456903f3ecae1f7794edfab0d5678e64226shiqian#define GTEST_FLAG(name) FLAGS_gtest_##name 1718d201456903f3ecae1f7794edfab0d5678e64226shiqian 1719d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macros for declaring flags. 172083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan#define GTEST_DECLARE_bool_(name) GTEST_API_ extern bool GTEST_FLAG(name) 1721e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DECLARE_int32_(name) \ 172283589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ extern ::testing::internal::Int32 GTEST_FLAG(name) 1723e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DECLARE_string_(name) \ 172483589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ extern ::testing::internal::String GTEST_FLAG(name) 1725d201456903f3ecae1f7794edfab0d5678e64226shiqian 1726d201456903f3ecae1f7794edfab0d5678e64226shiqian// Macros for defining flags. 1727e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DEFINE_bool_(name, default_val, doc) \ 172883589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ bool GTEST_FLAG(name) = (default_val) 1729e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DEFINE_int32_(name, default_val, doc) \ 173083589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ ::testing::internal::Int32 GTEST_FLAG(name) = (default_val) 1731e0865dd9199e8fffd5c2f95a68de6c1851f77c15shiqian#define GTEST_DEFINE_string_(name, default_val, doc) \ 173283589cca345d2f03d93b0555437aa480e0ed6699zhanyong.wan GTEST_API_ ::testing::internal::String GTEST_FLAG(name) = (default_val) 1733d201456903f3ecae1f7794edfab0d5678e64226shiqian 1734d201456903f3ecae1f7794edfab0d5678e64226shiqian// Parses 'str' for a 32-bit signed integer. If successful, writes the result 1735d201456903f3ecae1f7794edfab0d5678e64226shiqian// to *value and returns true; otherwise leaves *value unchanged and returns 1736d201456903f3ecae1f7794edfab0d5678e64226shiqian// false. 1737d201456903f3ecae1f7794edfab0d5678e64226shiqian// TODO(chandlerc): Find a better way to refactor flag and environment parsing 1738d201456903f3ecae1f7794edfab0d5678e64226shiqian// out of both gtest-port.cc and gtest.cc to avoid exporting this utility 1739d201456903f3ecae1f7794edfab0d5678e64226shiqian// function. 1740d201456903f3ecae1f7794edfab0d5678e64226shiqianbool ParseInt32(const Message& src_text, const char* str, Int32* value); 1741d201456903f3ecae1f7794edfab0d5678e64226shiqian 1742d201456903f3ecae1f7794edfab0d5678e64226shiqian// Parses a bool/Int32/string from the environment variable 1743d201456903f3ecae1f7794edfab0d5678e64226shiqian// corresponding to the given Google Test flag. 1744d201456903f3ecae1f7794edfab0d5678e64226shiqianbool BoolFromGTestEnv(const char* flag, bool default_val); 17459f0824b0a61b50fd40e47da2387cd9b3f872ce47zhanyong.wanGTEST_API_ Int32 Int32FromGTestEnv(const char* flag, Int32 default_val); 1746d201456903f3ecae1f7794edfab0d5678e64226shiqianconst char* StringFromGTestEnv(const char* flag, const char* default_val); 1747d201456903f3ecae1f7794edfab0d5678e64226shiqian 1748d201456903f3ecae1f7794edfab0d5678e64226shiqian} // namespace internal 1749d201456903f3ecae1f7794edfab0d5678e64226shiqian} // namespace testing 1750d201456903f3ecae1f7794edfab0d5678e64226shiqian 1751d201456903f3ecae1f7794edfab0d5678e64226shiqian#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ 1752