diff options
Diffstat (limited to 'googletest/include/gtest/internal/gtest-port.h')
-rw-r--r-- | googletest/include/gtest/internal/gtest-port.h | 59 |
1 files changed, 21 insertions, 38 deletions
diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h index 90be25e..fcaac0b 100644 --- a/googletest/include/gtest/internal/gtest-port.h +++ b/googletest/include/gtest/internal/gtest-port.h @@ -223,8 +223,7 @@ // // Integer types: // TypeWithSize - maps an integer to a int type. -// Int32, UInt32, Int64, UInt64, TimeInMillis -// - integers of known sizes. +// TimeInMillis - integers of known sizes. // BiggestInt - the biggest signed integer type. // // Command-line utilities: @@ -235,7 +234,7 @@ // Environment variable utilities: // GetEnv() - gets the value of an environment variable. // BoolFromGTestEnv() - parses a bool environment variable. -// Int32FromGTestEnv() - parses an Int32 environment variable. +// Int32FromGTestEnv() - parses an int32_t environment variable. // StringFromGTestEnv() - parses a string environment variable. // // Deprecation warnings: @@ -248,6 +247,8 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <cstdint> +#include <limits> #include <type_traits> #ifndef _WIN32_WCE @@ -1876,12 +1877,9 @@ GTEST_API_ size_t GetThreadCount(); #if GTEST_OS_WINDOWS # define GTEST_PATH_SEP_ "\\" # define GTEST_HAS_ALT_PATH_SEP_ 1 -// The biggest signed integer type the compiler supports. -typedef __int64 BiggestInt; #else # define GTEST_PATH_SEP_ "/" # define GTEST_HAS_ALT_PATH_SEP_ 0 -typedef long long BiggestInt; // NOLINT #endif // GTEST_OS_WINDOWS // Utilities for char. @@ -2084,15 +2082,13 @@ GTEST_DISABLE_MSC_DEPRECATED_POP_() # define GTEST_SNPRINTF_ snprintf #endif -// The maximum number a BiggestInt can represent. This definition -// works no matter BiggestInt is represented in one's complement or -// two's complement. +// The biggest signed integer type the compiler supports. // -// We cannot rely on numeric_limits in STL, as __int64 and long long -// are not part of standard C++ and numeric_limits doesn't need to be -// defined for them. -const BiggestInt kMaxBiggestInt = - ~(static_cast<BiggestInt>(1) << (8*sizeof(BiggestInt) - 1)); +// long long is guaranteed to be at least 64-bits in C++11. +using BiggestInt = long long; // NOLINT + +// The maximum number a BiggestInt can represent. +constexpr BiggestInt kMaxBiggestInt = (std::numeric_limits<BiggestInt>::max)(); // This template class serves as a compile-time function from size to // type. It maps a size in bytes to a primitive type with that @@ -2117,40 +2113,27 @@ class TypeWithSize { public: // This prevents the user from using TypeWithSize<N> with incorrect // values of N. - typedef void UInt; + using UInt = void; }; // The specialization for size 4. template <> class TypeWithSize<4> { public: - // unsigned int has size 4 in both gcc and MSVC. - // - // As base/basictypes.h doesn't compile on Windows, we cannot use - // uint32, uint64, and etc here. - typedef int Int; - typedef unsigned int UInt; + using Int = std::int32_t; + using UInt = std::uint32_t; }; // The specialization for size 8. template <> class TypeWithSize<8> { public: -#if GTEST_OS_WINDOWS - typedef __int64 Int; - typedef unsigned __int64 UInt; -#else - typedef long long Int; // NOLINT - typedef unsigned long long UInt; // NOLINT -#endif // GTEST_OS_WINDOWS + using Int = std::int64_t; + using UInt = std::uint64_t; }; // Integer types of known sizes. -typedef TypeWithSize<4>::Int Int32; -typedef TypeWithSize<4>::UInt UInt32; -typedef TypeWithSize<8>::Int Int64; -typedef TypeWithSize<8>::UInt UInt64; -typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. +using TimeInMillis = int64_t; // Represents time in milliseconds. // Utilities for command line flags and environment variables. @@ -2169,7 +2152,7 @@ typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. // Macros for declaring flags. # 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) + GTEST_API_ extern std::int32_t GTEST_FLAG(name) # define GTEST_DECLARE_string_(name) \ GTEST_API_ extern ::std::string GTEST_FLAG(name) @@ -2177,7 +2160,7 @@ typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. # define GTEST_DEFINE_bool_(name, default_val, doc) \ GTEST_API_ bool GTEST_FLAG(name) = (default_val) # define GTEST_DEFINE_int32_(name, default_val, doc) \ - GTEST_API_ ::testing::internal::Int32 GTEST_FLAG(name) = (default_val) + GTEST_API_ std::int32_t GTEST_FLAG(name) = (default_val) # define GTEST_DEFINE_string_(name, default_val, doc) \ GTEST_API_ ::std::string GTEST_FLAG(name) = (default_val) @@ -2192,12 +2175,12 @@ typedef TypeWithSize<8>::Int TimeInMillis; // Represents time in milliseconds. // Parses 'str' for a 32-bit signed integer. If successful, writes the result // to *value and returns true; otherwise leaves *value unchanged and returns // false. -bool ParseInt32(const Message& src_text, const char* str, Int32* value); +bool ParseInt32(const Message& src_text, const char* str, int32_t* value); -// Parses a bool/Int32/string from the environment variable +// Parses a bool/int32_t/string from the environment variable // 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); +GTEST_API_ int32_t Int32FromGTestEnv(const char* flag, int32_t default_val); std::string OutputFlagAlsoCheckEnvVar(); const char* StringFromGTestEnv(const char* flag, const char* default_val); |