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Merge pull request #721 from ilmagico/fix-mingw-threads

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Fix compilation of googletest with MinGW using Win32 threads
This commit is contained in:
Billy Donahue 2016-08-24 08:15:38 -04:00 committed by GitHub
commit ed9d1e1ff9
4 changed files with 20 additions and 5 deletions
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4
googletest/cmake/internal_utils.cmake
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@ -46,7 +46,9 @@ endmacro()
# Google Mock. You can tweak these definitions to suit your need. A
# variable's value is empty before it's explicitly assigned to.
macro(config_compiler_and_linker)
if (NOT gtest_disable_pthreads)
# Note: pthreads on MinGW is not supported, even if available
# instead, we use windows threading primitives
if (NOT gtest_disable_pthreads AND NOT MINGW)
# Defines CMAKE_USE_PTHREADS_INIT and CMAKE_THREAD_LIBS_INIT.
find_package(Threads)
endif()

12
googletest/include/gtest/internal/gtest-port.h
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@ -396,10 +396,16 @@
# include <io.h>
# endif
// In order to avoid having to include <windows.h>, use forward declaration
// assuming CRITICAL_SECTION is a typedef of _RTL_CRITICAL_SECTION.
#if GTEST_OS_WINDOWS_MINGW
// MinGW defined _CRITICAL_SECTION and _RTL_CRITICAL_SECTION as two
// separate (equivalent) structs, instead of using typedef
typedef struct _CRITICAL_SECTION GTEST_CRITICAL_SECTION;
#else
// Assume CRITICAL_SECTION is a typedef of _RTL_CRITICAL_SECTION.
// This assumption is verified by
// WindowsTypesTest.CRITICAL_SECTIONIs_RTL_CRITICAL_SECTION.
struct _RTL_CRITICAL_SECTION;
typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION;
#endif
#else
// This assumes that non-Windows OSes provide unistd.h. For OSes where this
// is not the case, we need to include headers that provide the functions
@ -1693,7 +1699,7 @@ class GTEST_API_ Mutex {
// by the linker.
MutexType type_;
long critical_section_init_phase_; // NOLINT
_RTL_CRITICAL_SECTION* critical_section_;
GTEST_CRITICAL_SECTION* critical_section_;
GTEST_DISALLOW_COPY_AND_ASSIGN_(Mutex);
};

7
googletest/test/gtest-port_test.cc
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@ -1295,9 +1295,16 @@ TEST(WindowsTypesTest, HANDLEIsVoidStar) {
StaticAssertTypeEq<HANDLE, void*>();
}
#if GTEST_OS_WINDOWS_MINGW
TEST(WindowsTypesTest, _CRITICAL_SECTIONIs_CRITICAL_SECTION) {
StaticAssertTypeEq<CRITICAL_SECTION, _CRITICAL_SECTION>();
}
#else
TEST(WindowsTypesTest, CRITICAL_SECTIONIs_RTL_CRITICAL_SECTION) {
StaticAssertTypeEq<CRITICAL_SECTION, _RTL_CRITICAL_SECTION>();
}
#endif
#endif // GTEST_OS_WINDOWS
} // namespace internal

2
googletest/test/gtest_unittest.cc
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@ -442,7 +442,7 @@ class FormatEpochTimeInMillisAsIso8601Test : public Test {
// tzset() distinguishes between the TZ variable being present and empty
// and not being present, so we have to consider the case of time_zone
// being NULL.
#if _MSC_VER
#if _MSC_VER || GTEST_OS_WINDOWS_MINGW
// ...Unless it's MSVC, whose standard library's _putenv doesn't
// distinguish between an empty and a missing variable.
const std::string env_var =