diff options
Diffstat (limited to 'googletest/include/gtest/internal/gtest-port.h')
| -rw-r--r-- | googletest/include/gtest/internal/gtest-port.h | 174 |
1 files changed, 130 insertions, 44 deletions
diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h index 01ad5dac..7a10d903 100644 --- a/googletest/include/gtest/internal/gtest-port.h +++ b/googletest/include/gtest/internal/gtest-port.h @@ -73,11 +73,9 @@ // 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 +107,12 @@ // 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 // -------------------------- @@ -178,7 +182,7 @@ // 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 @@ -207,6 +211,7 @@ // // C++11 feature wrappers: // +// testing::internal::forward - portability wrapper for std::forward. // testing::internal::move - portability wrapper for std::move. // // Synchronization: @@ -272,10 +277,12 @@ # 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 @@ -464,8 +471,11 @@ 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 @@ -509,7 +519,7 @@ 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 @@ -611,8 +621,8 @@ 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 || \ +#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 @@ -806,9 +816,9 @@ 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_NETBSD) # define GTEST_HAS_DEATH_TEST 1 @@ -824,9 +834,10 @@ using ::std::tuple_size; # define GTEST_HAS_TYPED_TEST_P 1 #endif -// Determines whether to support Combine(). -// The implementation doesn't work on Sun Studio since it doesn't -// understand templated conversion operators. +// Determines whether to support Combine(). This only makes sense when +// value-parameterized tests are enabled. The implementation doesn't +// work on Sun Studio since it doesn't understand templated conversion +// operators. #if (GTEST_HAS_TR1_TUPLE || GTEST_HAS_STD_TUPLE_) && !defined(__SUNPRO_CC) # define GTEST_HAS_COMBINE 1 #endif @@ -878,6 +889,12 @@ 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) @@ -895,15 +912,16 @@ using ::std::tuple_size; # 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 @@ -972,6 +990,10 @@ using ::std::tuple_size; # define GTEST_API_ #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. # define GTEST_NO_INLINE_ __attribute__((noinline)) @@ -980,10 +1002,12 @@ using ::std::tuple_size; #endif // _LIBCPP_VERSION is defined by the libc++ library from the LLVM project. -#if defined(__GLIBCXX__) || (defined(_LIBCPP_VERSION) && !defined(_MSC_VER)) -# 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 @@ -1126,6 +1150,16 @@ 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])) @@ -1189,6 +1223,10 @@ class scoped_ptr { // Defines RE. +#if GTEST_USES_PCRE +using ::RE; +#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 { @@ -1200,11 +1238,11 @@ 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(); @@ -1226,7 +1264,7 @@ 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); @@ -1235,7 +1273,7 @@ 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); @@ -1249,20 +1287,22 @@ 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); @@ -1348,13 +1388,57 @@ 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> +struct RvalueRef { + typedef const T& type; +}; #endif // GTEST_HAS_STD_MOVE_ // INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE. @@ -1455,7 +1539,6 @@ GTEST_API_ void CaptureStderr(); GTEST_API_ std::string GetCapturedStderr(); #endif // GTEST_HAS_STREAM_REDIRECTION - // Returns the size (in bytes) of a file. GTEST_API_ size_t GetFileSize(FILE* file); @@ -1463,14 +1546,18 @@ 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 @@ -2557,15 +2644,15 @@ 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_) @@ -2591,7 +2678,6 @@ GTEST_API_ Int32 Int32FromGTestEnv(const char* flag, Int32 default_val); std::string StringFromGTestEnv(const char* flag, const char* default_val); } // namespace internal - } // namespace testing #endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_ |