diff options
| -rw-r--r-- | googlemock/CMakeLists.txt | 18 | ||||
| -rw-r--r-- | googletest/CMakeLists.txt | 23 | ||||
| -rw-r--r-- | googletest/docs/advanced.md | 8 | ||||
| -rw-r--r-- | googletest/include/gtest/internal/gtest-port.h | 4 | ||||
| -rw-r--r-- | googletest/src/gtest-port.cc | 46 |
5 files changed, 83 insertions, 16 deletions
diff --git a/googlemock/CMakeLists.txt b/googlemock/CMakeLists.txt index 0b1f77ae..07b6ad28 100644 --- a/googlemock/CMakeLists.txt +++ b/googlemock/CMakeLists.txt @@ -5,10 +5,6 @@ # ctest. You can select which tests to run using 'ctest -R regex'. # For more options, run 'ctest --help'. -# BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to -# make it prominent in the GUI. -option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF) - option(gmock_build_tests "Build all of Google Mock's own tests." OFF) # A directory to find Google Test sources. @@ -55,6 +51,20 @@ endif() # if they are the same (the default). add_subdirectory("${gtest_dir}" "${gmock_BINARY_DIR}/gtest") + +# These commands only run if this is the main project +if(CMAKE_PROJECT_NAME STREQUAL "gmock" OR CMAKE_PROJECT_NAME STREQUAL "googletest-distribution") + + # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to + # make it prominent in the GUI. + option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF) + +else() + + mark_as_advanced(gmock_build_tests) + +endif() + # Although Google Test's CMakeLists.txt calls this function, the # changes there don't affect the current scope. Therefore we have to # call it again here. diff --git a/googletest/CMakeLists.txt b/googletest/CMakeLists.txt index 6a917bb4..2c735f69 100644 --- a/googletest/CMakeLists.txt +++ b/googletest/CMakeLists.txt @@ -5,10 +5,6 @@ # ctest. You can select which tests to run using 'ctest -R regex'. # For more options, run 'ctest --help'. -# BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to -# make it prominent in the GUI. -option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF) - # When other libraries are using a shared version of runtime libraries, # Google Test also has to use one. option( @@ -60,6 +56,25 @@ if (COMMAND set_up_hermetic_build) set_up_hermetic_build() endif() +# These commands only run if this is the main project +if(CMAKE_PROJECT_NAME STREQUAL "gtest" OR CMAKE_PROJECT_NAME STREQUAL "googletest-distribution") + + # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to + # make it prominent in the GUI. + option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF) + +else() + + mark_as_advanced( + gtest_force_shared_crt + gtest_build_tests + gtest_build_samples + gtest_disable_pthreads + gtest_hide_internal_symbols) + +endif() + + if (gtest_hide_internal_symbols) set(CMAKE_CXX_VISIBILITY_PRESET hidden) set(CMAKE_VISIBILITY_INLINES_HIDDEN 1) diff --git a/googletest/docs/advanced.md b/googletest/docs/advanced.md index 0a92e524..3a097f1b 100644 --- a/googletest/docs/advanced.md +++ b/googletest/docs/advanced.md @@ -572,7 +572,7 @@ namespace foo { class Bar { // We want googletest to be able to print instances of this. ... // Create a free inline friend function. - friend ::std::ostream& operator<<(::std::ostream& os, const Bar& bar) { + friend std::ostream& operator<<(std::ostream& os, const Bar& bar) { return os << bar.DebugString(); // whatever needed to print bar to os } }; @@ -580,7 +580,7 @@ class Bar { // We want googletest to be able to print instances of this. // If you can't declare the function in the class it's important that the // << operator is defined in the SAME namespace that defines Bar. C++'s look-up // rules rely on that. -::std::ostream& operator<<(::std::ostream& os, const Bar& bar) { +std::ostream& operator<<(std::ostream& os, const Bar& bar) { return os << bar.DebugString(); // whatever needed to print bar to os } @@ -601,7 +601,7 @@ namespace foo { class Bar { ... - friend void PrintTo(const Bar& bar, ::std::ostream* os) { + friend void PrintTo(const Bar& bar, std::ostream* os) { *os << bar.DebugString(); // whatever needed to print bar to os } }; @@ -609,7 +609,7 @@ class Bar { // If you can't declare the function in the class it's important that PrintTo() // is defined in the SAME namespace that defines Bar. C++'s look-up rules rely // on that. -void PrintTo(const Bar& bar, ::std::ostream* os) { +void PrintTo(const Bar& bar, std::ostream* os) { *os << bar.DebugString(); // whatever needed to print bar to os } diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h index a0d318cd..786497d8 100644 --- a/googletest/include/gtest/internal/gtest-port.h +++ b/googletest/include/gtest/internal/gtest-port.h @@ -2107,8 +2107,8 @@ class MutexBase { // particular, the owner_ field (a pthread_t) is not explicitly initialized. // This allows initialization to work whether pthread_t is a scalar or struct. // The flag -Wmissing-field-initializers must not be specified for this to work. -# define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ - ::testing::internal::MutexBase mutex = { PTHREAD_MUTEX_INITIALIZER, false } +#define GTEST_DEFINE_STATIC_MUTEX_(mutex) \ + ::testing::internal::MutexBase mutex = {PTHREAD_MUTEX_INITIALIZER, false, 0} // The Mutex class can only be used for mutexes created at runtime. It // shares its API with MutexBase otherwise. diff --git a/googletest/src/gtest-port.cc b/googletest/src/gtest-port.cc index 13901e3f..fecb5d11 100644 --- a/googletest/src/gtest-port.cc +++ b/googletest/src/gtest-port.cc @@ -294,6 +294,43 @@ void Mutex::AssertHeld() { << "The current thread is not holding the mutex @" << this; } +namespace { + +// Use the RAII idiom to flag mem allocs that are intentionally never +// deallocated. The motivation is to silence the false positive mem leaks +// that are reported by the debug version of MS's CRT which can only detect +// if an alloc is missing a matching deallocation. +// Example: +// MemoryIsNotDeallocated memory_is_not_deallocated; +// critical_section_ = new CRITICAL_SECTION; +// +class MemoryIsNotDeallocated +{ + public: + MemoryIsNotDeallocated() : old_crtdbg_flag_(0) { +#ifdef _MSC_VER + old_crtdbg_flag_ = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG); + // Set heap allocation block type to _IGNORE_BLOCK so that MS debug CRT + // doesn't report mem leak if there's no matching deallocation. + _CrtSetDbgFlag(old_crtdbg_flag_ & ~_CRTDBG_ALLOC_MEM_DF); +#endif // _MSC_VER + } + + ~MemoryIsNotDeallocated() { +#ifdef _MSC_VER + // Restore the original _CRTDBG_ALLOC_MEM_DF flag + _CrtSetDbgFlag(old_crtdbg_flag_); +#endif // _MSC_VER + } + + private: + int old_crtdbg_flag_; + + GTEST_DISALLOW_COPY_AND_ASSIGN_(MemoryIsNotDeallocated); +}; + +} // namespace + // Initializes owner_thread_id_ and critical_section_ in static mutexes. void Mutex::ThreadSafeLazyInit() { // Dynamic mutexes are initialized in the constructor. @@ -304,7 +341,11 @@ void Mutex::ThreadSafeLazyInit() { // If critical_section_init_phase_ was 0 before the exchange, we // are the first to test it and need to perform the initialization. owner_thread_id_ = 0; - critical_section_ = new CRITICAL_SECTION; + { + // Use RAII to flag that following mem alloc is never deallocated. + MemoryIsNotDeallocated memory_is_not_deallocated; + critical_section_ = new CRITICAL_SECTION; + } ::InitializeCriticalSection(critical_section_); // Updates the critical_section_init_phase_ to 2 to signal // initialization complete. @@ -546,7 +587,8 @@ class ThreadLocalRegistryImpl { // Returns map of thread local instances. static ThreadIdToThreadLocals* GetThreadLocalsMapLocked() { mutex_.AssertHeld(); - static ThreadIdToThreadLocals* map = new ThreadIdToThreadLocals; + MemoryIsNotDeallocated memory_is_not_deallocated; + static ThreadIdToThreadLocals* map = new ThreadIdToThreadLocals(); return map; } |