diff options
Diffstat (limited to 'googletest/include/gtest/internal/gtest-port.h')
| -rw-r--r-- | googletest/include/gtest/internal/gtest-port.h | 326 |
1 files changed, 224 insertions, 102 deletions
diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h index 0d53ad27..0a25ef3d 100644 --- a/googletest/include/gtest/internal/gtest-port.h +++ b/googletest/include/gtest/internal/gtest-port.h @@ -40,6 +40,8 @@ // files are expected to #include this. Therefore, it cannot #include // any other Google Test header. +// GOOGLETEST_CM0001 DO NOT DELETE + #ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ #define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ @@ -73,11 +75,9 @@ // GTEST_HAS_EXCEPTIONS - Define it to 1/0 to indicate that exceptions // are enabled. // GTEST_HAS_GLOBAL_STRING - Define it to 1/0 to indicate that ::string -// is/isn't available (some systems define -// ::string, which is different to std::string). -// GTEST_HAS_GLOBAL_WSTRING - Define it to 1/0 to indicate that ::string -// is/isn't available (some systems define -// ::wstring, which is different to std::wstring). +// is/isn't available +// GTEST_HAS_GLOBAL_WSTRING - Define it to 1/0 to indicate that ::wstring +// is/isn't available // GTEST_HAS_POSIX_RE - Define it to 1/0 to indicate that POSIX regular // expressions are/aren't available. // GTEST_HAS_PTHREAD - Define it to 1/0 to indicate that <pthread.h> @@ -109,6 +109,12 @@ // GTEST_CREATE_SHARED_LIBRARY // - Define to 1 when compiling Google Test itself // as a shared library. +// GTEST_DEFAULT_DEATH_TEST_STYLE +// - The default value of --gtest_death_test_style. +// The legacy default has been "fast" in the open +// source version since 2008. The recommended value +// is "threadsafe", and can be set in +// custom/gtest-port.h. // Platform-indicating macros // -------------------------- @@ -122,12 +128,14 @@ // GTEST_OS_AIX - IBM AIX // GTEST_OS_CYGWIN - Cygwin // GTEST_OS_FREEBSD - FreeBSD +// GTEST_OS_FUCHSIA - Fuchsia // GTEST_OS_HPUX - HP-UX // GTEST_OS_LINUX - Linux // GTEST_OS_LINUX_ANDROID - Google Android // GTEST_OS_MAC - Mac OS X // GTEST_OS_IOS - iOS // GTEST_OS_NACL - Google Native Client (NaCl) +// GTEST_OS_NETBSD - NetBSD // GTEST_OS_OPENBSD - OpenBSD // GTEST_OS_QNX - QNX // GTEST_OS_SOLARIS - Sun Solaris @@ -169,7 +177,6 @@ // GTEST_HAS_COMBINE - the Combine() function (for value-parameterized // tests) // GTEST_HAS_DEATH_TEST - death tests -// GTEST_HAS_PARAM_TEST - value-parameterized tests // GTEST_HAS_TYPED_TEST - typed tests // GTEST_HAS_TYPED_TEST_P - type-parameterized tests // GTEST_IS_THREADSAFE - Google Test is thread-safe. @@ -177,7 +184,7 @@ // GTEST_HAS_POSIX_RE (see above) which users can // define themselves. // GTEST_USES_SIMPLE_RE - our own simple regex is used; -// the above two are mutually exclusive. +// the above RE\b(s) are mutually exclusive. // GTEST_CAN_COMPARE_NULL - accepts untyped NULL in EXPECT_EQ(). // Misc public macros @@ -206,6 +213,7 @@ // // C++11 feature wrappers: // +// testing::internal::forward - portability wrapper for std::forward. // testing::internal::move - portability wrapper for std::move. // // Synchronization: @@ -222,10 +230,9 @@ // // Regular expressions: // RE - a simple regular expression class using the POSIX -// Extended Regular Expression syntax on UNIX-like -// platforms, or a reduced regular exception syntax on -// other platforms, including Windows. -// +// Extended Regular Expression syntax on UNIX-like platforms +// or a reduced regular exception syntax on other +// platforms, including Windows. // Logging: // GTEST_LOG_() - logs messages at the specified severity level. // LogToStderr() - directs all log messages to stderr. @@ -271,10 +278,12 @@ # include <TargetConditionals.h> #endif +// Brings in the definition of HAS_GLOBAL_STRING. This must be done +// BEFORE we test HAS_GLOBAL_STRING. +#include <string> // NOLINT #include <algorithm> // NOLINT #include <iostream> // NOLINT #include <sstream> // NOLINT -#include <string> // NOLINT #include <utility> #include <vector> // NOLINT @@ -306,7 +315,7 @@ // GTEST_DISABLE_MSC_WARNINGS_PUSH_(4800 4385) // /* code that triggers warnings C4800 and C4385 */ // GTEST_DISABLE_MSC_WARNINGS_POP_() -#if _MSC_VER >= 1500 +#if _MSC_VER >= 1400 # define GTEST_DISABLE_MSC_WARNINGS_PUSH_(warnings) \ __pragma(warning(push)) \ __pragma(warning(disable: warnings)) @@ -323,7 +332,7 @@ // -std={c,gnu}++{0x,11} is passed. The C++11 standard specifies a // value for __cplusplus, and recent versions of clang, gcc, and // probably other compilers set that too in C++11 mode. -# if __GXX_EXPERIMENTAL_CXX0X__ || __cplusplus >= 201103L +# if __GXX_EXPERIMENTAL_CXX0X__ || __cplusplus >= 201103L || _MSC_VER >= 1900 // Compiling in at least C++11 mode. # define GTEST_LANG_CXX11 1 # else @@ -355,12 +364,16 @@ #if GTEST_STDLIB_CXX11 # define GTEST_HAS_STD_BEGIN_AND_END_ 1 # define GTEST_HAS_STD_FORWARD_LIST_ 1 -# define GTEST_HAS_STD_FUNCTION_ 1 +# if !defined(_MSC_VER) || (_MSC_FULL_VER >= 190023824) +// works only with VS2015U2 and better +# define GTEST_HAS_STD_FUNCTION_ 1 +# endif # define GTEST_HAS_STD_INITIALIZER_LIST_ 1 # define GTEST_HAS_STD_MOVE_ 1 -# define GTEST_HAS_STD_SHARED_PTR_ 1 -# define GTEST_HAS_STD_TYPE_TRAITS_ 1 # define GTEST_HAS_STD_UNIQUE_PTR_ 1 +# define GTEST_HAS_STD_SHARED_PTR_ 1 +# define GTEST_HAS_UNORDERED_MAP_ 1 +# define GTEST_HAS_UNORDERED_SET_ 1 #endif // C++11 specifies that <tuple> provides std::tuple. @@ -368,7 +381,8 @@ #if GTEST_LANG_CXX11 # define GTEST_HAS_STD_TUPLE_ 1 # if defined(__clang__) -// Inspired by http://clang.llvm.org/docs/LanguageExtensions.html#__has_include +// Inspired by +// https://clang.llvm.org/docs/LanguageExtensions.html#include-file-checking-macros # if defined(__has_include) && !__has_include(<tuple>) # undef GTEST_HAS_STD_TUPLE_ # endif @@ -380,7 +394,7 @@ # elif defined(__GLIBCXX__) // Inspired by boost/config/stdlib/libstdcpp3.hpp, // http://gcc.gnu.org/gcc-4.2/changes.html and -// http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt01ch01.html#manual.intro.status.standard.200x +// https://web.archive.org/web/20140227044429/gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt01ch01.html#manual.intro.status.standard.200x # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 2) # undef GTEST_HAS_STD_TUPLE_ # endif @@ -459,8 +473,11 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; #ifndef GTEST_HAS_EXCEPTIONS // The user didn't tell us whether exceptions are enabled, so we need // to figure it out. -# if defined(_MSC_VER) || defined(__BORLANDC__) -// MSVC's and C++Builder's implementations of the STL use the _HAS_EXCEPTIONS +# if defined(_MSC_VER) && defined(_CPPUNWIND) +// MSVC defines _CPPUNWIND to 1 iff exceptions are enabled. +# define GTEST_HAS_EXCEPTIONS 1 +# elif defined(__BORLANDC__) +// C++Builder's implementation of the STL uses the _HAS_EXCEPTIONS // macro to enable exceptions, so we'll do the same. // Assumes that exceptions are enabled by default. # ifndef _HAS_EXCEPTIONS @@ -504,15 +521,11 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # define GTEST_HAS_STD_STRING 1 #elif !GTEST_HAS_STD_STRING // The user told us that ::std::string isn't available. -# error "Google Test cannot be used where ::std::string isn't available." +# error "::std::string isn't available." #endif // !defined(GTEST_HAS_STD_STRING) #ifndef GTEST_HAS_GLOBAL_STRING -// The user didn't tell us whether ::string is available, so we need -// to figure it out. - # define GTEST_HAS_GLOBAL_STRING 0 - #endif // GTEST_HAS_GLOBAL_STRING #ifndef GTEST_HAS_STD_WSTRING @@ -606,8 +619,9 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // // To disable threading support in Google Test, add -DGTEST_HAS_PTHREAD=0 // to your compiler flags. -# define GTEST_HAS_PTHREAD (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX \ - || GTEST_OS_QNX || GTEST_OS_FREEBSD || GTEST_OS_NACL) +#define GTEST_HAS_PTHREAD \ + (GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_HPUX || GTEST_OS_QNX || \ + GTEST_OS_FREEBSD || GTEST_OS_NACL || GTEST_OS_NETBSD || GTEST_OS_FUCHSIA) #endif // GTEST_HAS_PTHREAD #if GTEST_HAS_PTHREAD @@ -622,7 +636,7 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // Determines if hash_map/hash_set are available. // Only used for testing against those containers. #if !defined(GTEST_HAS_HASH_MAP_) -# if _MSC_VER +# if defined(_MSC_VER) && (_MSC_VER < 1900) # define GTEST_HAS_HASH_MAP_ 1 // Indicates that hash_map is available. # define GTEST_HAS_HASH_SET_ 1 // Indicates that hash_set is available. # endif // _MSC_VER @@ -635,6 +649,14 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # if GTEST_OS_LINUX_ANDROID && defined(_STLPORT_MAJOR) // STLport, provided with the Android NDK, has neither <tr1/tuple> or <tuple>. # define GTEST_HAS_TR1_TUPLE 0 +# elif defined(_MSC_VER) && (_MSC_VER >= 1910) +// Prevent `warning C4996: 'std::tr1': warning STL4002: +// The non-Standard std::tr1 namespace and TR1-only machinery +// are deprecated and will be REMOVED.` +# define GTEST_HAS_TR1_TUPLE 0 +# elif GTEST_LANG_CXX11 && defined(_LIBCPP_VERSION) +// libc++ doesn't support TR1. +# define GTEST_HAS_TR1_TUPLE 0 # else // The user didn't tell us not to do it, so we assume it's OK. # define GTEST_HAS_TR1_TUPLE 1 @@ -644,6 +666,10 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // Determines whether Google Test's own tr1 tuple implementation // should be used. #ifndef GTEST_USE_OWN_TR1_TUPLE +// We use our own tuple implementation on Symbian. +# if GTEST_OS_SYMBIAN +# define GTEST_USE_OWN_TR1_TUPLE 1 +# else // The user didn't tell us, so we need to figure it out. // We use our own TR1 tuple if we aren't sure the user has an @@ -657,7 +683,8 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // support TR1 tuple. libc++ only provides std::tuple, in C++11 mode, // and it can be used with some compilers that define __GNUC__. # if (defined(__GNUC__) && !defined(__CUDACC__) && (GTEST_GCC_VER_ >= 40000) \ - && !GTEST_OS_QNX && !defined(_LIBCPP_VERSION)) || _MSC_VER >= 1600 + && !GTEST_OS_QNX && !defined(_LIBCPP_VERSION)) \ + || (_MSC_VER >= 1600 && _MSC_VER < 1900) # define GTEST_ENV_HAS_TR1_TUPLE_ 1 # endif @@ -673,12 +700,11 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # else # define GTEST_USE_OWN_TR1_TUPLE 1 # endif - +# endif // GTEST_OS_SYMBIAN #endif // GTEST_USE_OWN_TR1_TUPLE -// To avoid conditional compilation everywhere, we make it -// gtest-port.h's responsibility to #include the header implementing -// tuple. +// To avoid conditional compilation we make it gtest-port.h's responsibility +// to #include the header implementing tuple. #if GTEST_HAS_STD_TUPLE_ # include <tuple> // IWYU pragma: export # define GTEST_TUPLE_NAMESPACE_ ::std @@ -693,22 +719,6 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # if GTEST_USE_OWN_TR1_TUPLE # include "gtest/internal/gtest-tuple.h" // IWYU pragma: export // NOLINT -# elif GTEST_ENV_HAS_STD_TUPLE_ -# include <tuple> -// C++11 puts its tuple into the ::std namespace rather than -// ::std::tr1. gtest expects tuple to live in ::std::tr1, so put it there. -// This causes undefined behavior, but supported compilers react in -// the way we intend. -namespace std { -namespace tr1 { -using ::std::get; -using ::std::make_tuple; -using ::std::tuple; -using ::std::tuple_element; -using ::std::tuple_size; -} -} - # elif GTEST_OS_SYMBIAN // On Symbian, BOOST_HAS_TR1_TUPLE causes Boost's TR1 tuple library to @@ -738,15 +748,17 @@ using ::std::tuple_size; # define _TR1_FUNCTIONAL 1 # include <tr1/tuple> # undef _TR1_FUNCTIONAL // Allows the user to #include - // <tr1/functional> if he chooses to. + // <tr1/functional> if they choose to. # else # include <tr1/tuple> // NOLINT # endif // !GTEST_HAS_RTTI && GTEST_GCC_VER_ < 40302 -# else -// If the compiler is not GCC 4.0+, we assume the user is using a -// spec-conforming TR1 implementation. +// VS 2010 now has tr1 support. +# elif _MSC_VER >= 1600 # include <tuple> // IWYU pragma: export // NOLINT + +# else // GTEST_USE_OWN_TR1_TUPLE +# include <tr1/tuple> // IWYU pragma: export // NOLINT # endif // GTEST_USE_OWN_TR1_TUPLE #endif // GTEST_HAS_TR1_TUPLE @@ -796,19 +808,15 @@ using ::std::tuple_size; // Google Test does not support death tests for VC 7.1 and earlier as // abort() in a VC 7.1 application compiled as GUI in debug config // pops up a dialog window that cannot be suppressed programmatically. -#if (GTEST_OS_LINUX || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \ - (GTEST_OS_MAC && !GTEST_OS_IOS) || \ - (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \ +#if (GTEST_OS_LINUX || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \ + (GTEST_OS_MAC && !GTEST_OS_IOS) || \ + (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \ GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX || GTEST_OS_HPUX || \ - GTEST_OS_OPENBSD || GTEST_OS_QNX || GTEST_OS_FREEBSD) + GTEST_OS_OPENBSD || GTEST_OS_QNX || GTEST_OS_FREEBSD || \ + GTEST_OS_NETBSD || GTEST_OS_FUCHSIA) # define GTEST_HAS_DEATH_TEST 1 #endif -// We don't support MSVC 7.1 with exceptions disabled now. Therefore -// all the compilers we care about are adequate for supporting -// value-parameterized tests. -#define GTEST_HAS_PARAM_TEST 1 - // Determines whether to support type-driven tests. // Typed tests need <typeinfo> and variadic macros, which GCC, VC++ 8.0, @@ -823,7 +831,7 @@ using ::std::tuple_size; // value-parameterized tests are enabled. The implementation doesn't // work on Sun Studio since it doesn't understand templated conversion // operators. -#if GTEST_HAS_PARAM_TEST && GTEST_HAS_TR1_TUPLE && !defined(__SUNPRO_CC) +#if (GTEST_HAS_TR1_TUPLE || GTEST_HAS_STD_TUPLE_) && !defined(__SUNPRO_CC) # define GTEST_HAS_COMBINE 1 #endif @@ -874,15 +882,39 @@ using ::std::tuple_size; # define GTEST_ATTRIBUTE_UNUSED_ #endif +#if GTEST_LANG_CXX11 +# define GTEST_CXX11_EQUALS_DELETE_ = delete +#else // GTEST_LANG_CXX11 +# define GTEST_CXX11_EQUALS_DELETE_ +#endif // GTEST_LANG_CXX11 + +// Use this annotation before a function that takes a printf format string. +#if (defined(__GNUC__) || defined(__clang__)) && !defined(COMPILER_ICC) +# if defined(__MINGW_PRINTF_FORMAT) +// MinGW has two different printf implementations. Ensure the format macro +// matches the selected implementation. See +// https://sourceforge.net/p/mingw-w64/wiki2/gnu%20printf/. +# define GTEST_ATTRIBUTE_PRINTF_(string_index, first_to_check) \ + __attribute__((__format__(__MINGW_PRINTF_FORMAT, string_index, \ + first_to_check))) +# else +# define GTEST_ATTRIBUTE_PRINTF_(string_index, first_to_check) \ + __attribute__((__format__(__printf__, string_index, first_to_check))) +# endif +#else +# define GTEST_ATTRIBUTE_PRINTF_(string_index, first_to_check) +#endif + + // A macro to disallow operator= // This should be used in the private: declarations for a class. -#define GTEST_DISALLOW_ASSIGN_(type)\ - void operator=(type const &) +#define GTEST_DISALLOW_ASSIGN_(type) \ + void operator=(type const &) GTEST_CXX11_EQUALS_DELETE_ // A macro to disallow copy constructor and operator= // This should be used in the private: declarations for a class. -#define GTEST_DISALLOW_COPY_AND_ASSIGN_(type)\ - type(type const &);\ +#define GTEST_DISALLOW_COPY_AND_ASSIGN_(type) \ + type(type const &) GTEST_CXX11_EQUALS_DELETE_; \ GTEST_DISALLOW_ASSIGN_(type) // Tell the compiler to warn about unused return values for functions declared @@ -930,6 +962,11 @@ using ::std::tuple_size; #endif // GTEST_HAS_SEH +// GTEST_API_ qualifies all symbols that must be exported. The definitions below +// are guarded by #ifndef to give embedders a chance to define GTEST_API_ in +// gtest/internal/custom/gtest-port.h +#ifndef GTEST_API_ + #ifdef _MSC_VER # if GTEST_LINKED_AS_SHARED_LIBRARY # define GTEST_API_ __declspec(dllimport) @@ -938,11 +975,17 @@ using ::std::tuple_size; # endif #elif __GNUC__ >= 4 || defined(__clang__) # define GTEST_API_ __attribute__((visibility ("default"))) -#endif // _MSC_VER +#endif // _MSC_VER + +#endif // GTEST_API_ #ifndef GTEST_API_ # define GTEST_API_ -#endif +#endif // GTEST_API_ + +#ifndef GTEST_DEFAULT_DEATH_TEST_STYLE +# define GTEST_DEFAULT_DEATH_TEST_STYLE "fast" +#endif // GTEST_DEFAULT_DEATH_TEST_STYLE #ifdef __GNUC__ // Ask the compiler to never inline a given function. @@ -952,10 +995,12 @@ using ::std::tuple_size; #endif // _LIBCPP_VERSION is defined by the libc++ library from the LLVM project. -#if defined(__GLIBCXX__) || defined(_LIBCPP_VERSION) -# define GTEST_HAS_CXXABI_H_ 1 -#else -# define GTEST_HAS_CXXABI_H_ 0 +#if !defined(GTEST_HAS_CXXABI_H_) +# if defined(__GLIBCXX__) || (defined(_LIBCPP_VERSION) && !defined(_MSC_VER)) +# define GTEST_HAS_CXXABI_H_ 1 +# else +# define GTEST_HAS_CXXABI_H_ 0 +# endif #endif // A function level attribute to disable checking for use of uninitialized @@ -1098,6 +1143,16 @@ struct StaticAssertTypeEqHelper<T, T> { enum { value = true }; }; +// Same as std::is_same<>. +template <typename T, typename U> +struct IsSame { + enum { value = false }; +}; +template <typename T> +struct IsSame<T, T> { + enum { value = true }; +}; + // Evaluates to the number of elements in 'array'. #define GTEST_ARRAY_SIZE_(array) (sizeof(array) / sizeof(array[0])) @@ -1161,6 +1216,10 @@ class scoped_ptr { // Defines RE. +#if GTEST_USES_PCRE +// if used, PCRE is injected by custom/gtest-port.h +#elif GTEST_USES_POSIX_RE || GTEST_USES_SIMPLE_RE + // A simple C++ wrapper for <regex.h>. It uses the POSIX Extended // Regular Expression syntax. class GTEST_API_ RE { @@ -1172,11 +1231,11 @@ class GTEST_API_ RE { // Constructs an RE from a string. RE(const ::std::string& regex) { Init(regex.c_str()); } // NOLINT -#if GTEST_HAS_GLOBAL_STRING +# if GTEST_HAS_GLOBAL_STRING RE(const ::string& regex) { Init(regex.c_str()); } // NOLINT -#endif // GTEST_HAS_GLOBAL_STRING +# endif // GTEST_HAS_GLOBAL_STRING RE(const char* regex) { Init(regex); } // NOLINT ~RE(); @@ -1198,7 +1257,7 @@ class GTEST_API_ RE { return PartialMatch(str.c_str(), re); } -#if GTEST_HAS_GLOBAL_STRING +# if GTEST_HAS_GLOBAL_STRING static bool FullMatch(const ::string& str, const RE& re) { return FullMatch(str.c_str(), re); @@ -1207,7 +1266,7 @@ class GTEST_API_ RE { return PartialMatch(str.c_str(), re); } -#endif // GTEST_HAS_GLOBAL_STRING +# endif // GTEST_HAS_GLOBAL_STRING static bool FullMatch(const char* str, const RE& re); static bool PartialMatch(const char* str, const RE& re); @@ -1221,20 +1280,22 @@ class GTEST_API_ RE { const char* pattern_; bool is_valid_; -#if GTEST_USES_POSIX_RE +# if GTEST_USES_POSIX_RE regex_t full_regex_; // For FullMatch(). regex_t partial_regex_; // For PartialMatch(). -#else // GTEST_USES_SIMPLE_RE +# else // GTEST_USES_SIMPLE_RE const char* full_pattern_; // For FullMatch(); -#endif +# endif GTEST_DISALLOW_ASSIGN_(RE); }; +#endif // GTEST_USES_PCRE + // Formats a source file path and a line number as they would appear // in an error message from the compiler used to compile this code. GTEST_API_ ::std::string FormatFileLocation(const char* file, int line); @@ -1320,13 +1381,59 @@ inline void FlushInfoLog() { fflush(NULL); } GTEST_LOG_(FATAL) << #posix_call << "failed with error " \ << gtest_error +// Adds reference to a type if it is not a reference type, +// otherwise leaves it unchanged. This is the same as +// tr1::add_reference, which is not widely available yet. +template <typename T> +struct AddReference { typedef T& type; }; // NOLINT +template <typename T> +struct AddReference<T&> { typedef T& type; }; // NOLINT + +// A handy wrapper around AddReference that works when the argument T +// depends on template parameters. +#define GTEST_ADD_REFERENCE_(T) \ + typename ::testing::internal::AddReference<T>::type + +// Transforms "T" into "const T&" according to standard reference collapsing +// rules (this is only needed as a backport for C++98 compilers that do not +// support reference collapsing). Specifically, it transforms: +// +// char ==> const char& +// const char ==> const char& +// char& ==> char& +// const char& ==> const char& +// +// Note that the non-const reference will not have "const" added. This is +// standard, and necessary so that "T" can always bind to "const T&". +template <typename T> +struct ConstRef { typedef const T& type; }; +template <typename T> +struct ConstRef<T&> { typedef T& type; }; + +// The argument T must depend on some template parameters. +#define GTEST_REFERENCE_TO_CONST_(T) \ + typename ::testing::internal::ConstRef<T>::type + #if GTEST_HAS_STD_MOVE_ +using std::forward; using std::move; + +template <typename T> +struct RvalueRef { + typedef T&& type; +}; #else // GTEST_HAS_STD_MOVE_ template <typename T> const T& move(const T& t) { return t; } +template <typename T> +GTEST_ADD_REFERENCE_(T) forward(GTEST_ADD_REFERENCE_(T) t) { return t; } + +template <typename T> +struct RvalueRef { + typedef const T& type; +}; #endif // GTEST_HAS_STD_MOVE_ // INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE. @@ -1427,10 +1534,6 @@ GTEST_API_ void CaptureStderr(); GTEST_API_ std::string GetCapturedStderr(); #endif // GTEST_HAS_STREAM_REDIRECTION - -// Returns a path to temporary directory. -GTEST_API_ std::string TempDir(); - // Returns the size (in bytes) of a file. GTEST_API_ size_t GetFileSize(FILE* file); @@ -1438,14 +1541,18 @@ GTEST_API_ size_t GetFileSize(FILE* file); GTEST_API_ std::string ReadEntireFile(FILE* file); // All command line arguments. -GTEST_API_ const ::std::vector<testing::internal::string>& GetArgvs(); +GTEST_API_ std::vector<std::string> GetArgvs(); #if GTEST_HAS_DEATH_TEST -const ::std::vector<testing::internal::string>& GetInjectableArgvs(); -void SetInjectableArgvs(const ::std::vector<testing::internal::string>* - new_argvs); - +std::vector<std::string> GetInjectableArgvs(); +// Deprecated: pass the args vector by value instead. +void SetInjectableArgvs(const std::vector<std::string>* new_argvs); +void SetInjectableArgvs(const std::vector<std::string>& new_argvs); +#if GTEST_HAS_GLOBAL_STRING +void SetInjectableArgvs(const std::vector< ::string>& new_argvs); +#endif // GTEST_HAS_GLOBAL_STRING +void ClearInjectableArgvs(); #endif // GTEST_HAS_DEATH_TEST @@ -1695,7 +1802,7 @@ class GTEST_API_ Mutex { // Initializes owner_thread_id_ and critical_section_ in static mutexes. void ThreadSafeLazyInit(); - // Per http://blogs.msdn.com/b/oldnewthing/archive/2004/02/23/78395.aspx, + // Per https://blogs.msdn.microsoft.com/oldnewthing/20040223-00/?p=40503, // we assume that 0 is an invalid value for thread IDs. unsigned int owner_thread_id_; @@ -1979,8 +2086,13 @@ class MutexBase { extern ::testing::internal::MutexBase mutex // Defines and statically (i.e. at link time) initializes a static mutex. +// The initialization list here does not explicitly initialize each field, +// instead relying on default initialization for the unspecified fields. In +// 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, pthread_t() } + ::testing::internal::MutexBase mutex = { PTHREAD_MUTEX_INITIALIZER, false } // The Mutex class can only be used for mutexes created at runtime. It // shares its API with MutexBase otherwise. @@ -2037,7 +2149,7 @@ extern "C" inline void DeleteThreadLocalValue(void* value_holder) { // Implements thread-local storage on pthreads-based systems. template <typename T> -class ThreadLocal { +class GTEST_API_ ThreadLocal { public: ThreadLocal() : key_(CreateKey()), default_factory_(new DefaultValueHolderFactory()) {} @@ -2169,7 +2281,7 @@ class GTestMutexLock { typedef GTestMutexLock MutexLock; template <typename T> -class ThreadLocal { +class GTEST_API_ ThreadLocal { public: ThreadLocal() : value_() {} explicit ThreadLocal(const T& value) : value_(value) {} @@ -2188,12 +2300,13 @@ class ThreadLocal { GTEST_API_ size_t GetThreadCount(); // Passing non-POD classes through ellipsis (...) crashes the ARM -// compiler and generates a warning in Sun Studio. The Nokia Symbian +// compiler and generates a warning in Sun Studio before 12u4. The Nokia Symbian // and the IBM XL C/C++ compiler try to instantiate a copy constructor // for objects passed through ellipsis (...), failing for uncopyable // objects. We define this to ensure that only POD is passed through // ellipsis on these systems. -#if defined(__SYMBIAN32__) || defined(__IBMCPP__) || defined(__SUNPRO_CC) +#if defined(__SYMBIAN32__) || defined(__IBMCPP__) || \ + (defined(__SUNPRO_CC) && __SUNPRO_CC < 0x5130) // We lose support for NULL detection where the compiler doesn't like // passing non-POD classes through ellipsis (...). # define GTEST_ELLIPSIS_NEEDS_POD_ 1 @@ -2219,6 +2332,13 @@ template <bool bool_value> const bool bool_constant<bool_value>::value; typedef bool_constant<false> false_type; typedef bool_constant<true> true_type; +template <typename T, typename U> +struct is_same : public false_type {}; + +template <typename T> +struct is_same<T, T> : public true_type {}; + + template <typename T> struct is_pointer : public false_type {}; @@ -2230,6 +2350,7 @@ struct IteratorTraits { typedef typename Iterator::value_type value_type; }; + template <typename T> struct IteratorTraits<T*> { typedef T value_type; @@ -2395,7 +2516,7 @@ inline int Close(int fd) { return close(fd); } inline const char* StrError(int errnum) { return strerror(errnum); } #endif inline const char* GetEnv(const char* name) { -#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE | GTEST_OS_WINDOWS_RT +#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE || GTEST_OS_WINDOWS_RT // We are on Windows CE, which has no environment variables. static_cast<void>(name); // To prevent 'unused argument' warning. return NULL; @@ -2525,15 +2646,15 @@ typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. # define GTEST_DECLARE_bool_(name) GTEST_API_ extern bool GTEST_FLAG(name) # define GTEST_DECLARE_int32_(name) \ GTEST_API_ extern ::testing::internal::Int32 GTEST_FLAG(name) -#define GTEST_DECLARE_string_(name) \ +# define GTEST_DECLARE_string_(name) \ GTEST_API_ extern ::std::string GTEST_FLAG(name) // Macros for defining flags. -#define GTEST_DEFINE_bool_(name, default_val, doc) \ +# define GTEST_DEFINE_bool_(name, default_val, doc) \ GTEST_API_ bool GTEST_FLAG(name) = (default_val) -#define GTEST_DEFINE_int32_(name, default_val, doc) \ +# define GTEST_DEFINE_int32_(name, default_val, doc) \ GTEST_API_ ::testing::internal::Int32 GTEST_FLAG(name) = (default_val) -#define GTEST_DEFINE_string_(name, default_val, doc) \ +# define GTEST_DEFINE_string_(name, default_val, doc) \ GTEST_API_ ::std::string GTEST_FLAG(name) = (default_val) #endif // !defined(GTEST_DECLARE_bool_) @@ -2556,7 +2677,8 @@ bool ParseInt32(const Message& src_text, const char* str, Int32* value); // corresponding to the given Google Test flag. bool BoolFromGTestEnv(const char* flag, bool default_val); GTEST_API_ Int32 Int32FromGTestEnv(const char* flag, Int32 default_val); -std::string StringFromGTestEnv(const char* flag, const char* default_val); +std::string OutputFlagAlsoCheckEnvVar(); +const char* StringFromGTestEnv(const char* flag, const char* default_val); } // namespace internal } // namespace testing |