diff options
Diffstat (limited to 'googletest/include/gtest/internal/gtest-port.h')
-rw-r--r-- | googletest/include/gtest/internal/gtest-port.h | 128 |
1 files changed, 66 insertions, 62 deletions
diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h index daa8151..90be25e 100644 --- a/googletest/include/gtest/internal/gtest-port.h +++ b/googletest/include/gtest/internal/gtest-port.h @@ -225,6 +225,7 @@ // TypeWithSize - maps an integer to a int type. // Int32, UInt32, Int64, UInt64, TimeInMillis // - integers of known sizes. +// BiggestInt - the biggest signed integer type. // // Command-line utilities: // GTEST_DECLARE_*() - declares a flag. @@ -247,7 +248,6 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <memory> #include <type_traits> #ifndef _WIN32_WCE @@ -260,16 +260,14 @@ # include <TargetConditionals.h> #endif -#include <algorithm> // NOLINT -#include <iostream> // NOLINT -#include <sstream> // NOLINT -#include <string> // NOLINT +#include <iostream> // NOLINT +#include <memory> +#include <string> // NOLINT #include <tuple> -#include <utility> #include <vector> // NOLINT -#include "gtest/internal/gtest-port-arch.h" #include "gtest/internal/custom/gtest-port.h" +#include "gtest/internal/gtest-port-arch.h" #if !defined(GTEST_DEV_EMAIL_) # define GTEST_DEV_EMAIL_ "googletestframework@@googlegroups.com" @@ -356,7 +354,8 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # include <android/api-level.h> // NOLINT #endif -// Defines this to true if Google Test can use POSIX regular expressions. +// Defines this to true if and only if Google Test can use POSIX regular +// expressions. #ifndef GTEST_HAS_POSIX_RE # if GTEST_OS_LINUX_ANDROID // On Android, <regex.h> is only available starting with Gingerbread. @@ -397,7 +396,7 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // The user didn't tell us whether exceptions are enabled, so we need // to figure it out. # if defined(_MSC_VER) && defined(_CPPUNWIND) -// MSVC defines _CPPUNWIND to 1 if exceptions are enabled. +// MSVC defines _CPPUNWIND to 1 if and only if exceptions are enabled. # define GTEST_HAS_EXCEPTIONS 1 # elif defined(__BORLANDC__) // C++Builder's implementation of the STL uses the _HAS_EXCEPTIONS @@ -408,16 +407,17 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # endif // _HAS_EXCEPTIONS # define GTEST_HAS_EXCEPTIONS _HAS_EXCEPTIONS # elif defined(__clang__) -// clang defines __EXCEPTIONS if exceptions are enabled before clang 220714, -// but if cleanups are enabled after that. In Obj-C++ files, there can be -// cleanups for ObjC exceptions which also need cleanups, even if C++ exceptions -// are disabled. clang has __has_feature(cxx_exceptions) which checks for C++ -// exceptions starting at clang r206352, but which checked for cleanups prior to -// that. To reliably check for C++ exception availability with clang, check for +// clang defines __EXCEPTIONS if and only if exceptions are enabled before clang +// 220714, but if and only if cleanups are enabled after that. In Obj-C++ files, +// there can be cleanups for ObjC exceptions which also need cleanups, even if +// C++ exceptions are disabled. clang has __has_feature(cxx_exceptions) which +// checks for C++ exceptions starting at clang r206352, but which checked for +// cleanups prior to that. To reliably check for C++ exception availability with +// clang, check for // __EXCEPTIONS && __has_feature(cxx_exceptions). # define GTEST_HAS_EXCEPTIONS (__EXCEPTIONS && __has_feature(cxx_exceptions)) # elif defined(__GNUC__) && __EXCEPTIONS -// gcc defines __EXCEPTIONS to 1 if exceptions are enabled. +// gcc defines __EXCEPTIONS to 1 if and only if exceptions are enabled. # define GTEST_HAS_EXCEPTIONS 1 # elif defined(__SUNPRO_CC) // Sun Pro CC supports exceptions. However, there is no compile-time way of @@ -425,7 +425,7 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // they are enabled unless the user tells us otherwise. # define GTEST_HAS_EXCEPTIONS 1 # elif defined(__IBMCPP__) && __EXCEPTIONS -// xlC defines __EXCEPTIONS to 1 if exceptions are enabled. +// xlC defines __EXCEPTIONS to 1 if and only if exceptions are enabled. # define GTEST_HAS_EXCEPTIONS 1 # elif defined(__HP_aCC) // Exception handling is in effect by default in HP aCC compiler. It has to @@ -438,15 +438,6 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # endif // defined(_MSC_VER) || defined(__BORLANDC__) #endif // GTEST_HAS_EXCEPTIONS -#if !defined(GTEST_HAS_STD_STRING) -// Even though we don't use this macro any longer, we keep it in case -// some clients still depend on it. -# define GTEST_HAS_STD_STRING 1 -#elif !GTEST_HAS_STD_STRING -// The user told us that ::std::string isn't available. -# error "::std::string isn't available." -#endif // !defined(GTEST_HAS_STD_STRING) - #ifndef GTEST_HAS_STD_WSTRING // The user didn't tell us whether ::std::wstring is available, so we need // to figure it out. @@ -455,7 +446,7 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; // no support for it at least as recent as Froyo (2.2). #define GTEST_HAS_STD_WSTRING \ (!(GTEST_OS_LINUX_ANDROID || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS || \ - GTEST_OS_HAIKU)) + GTEST_OS_HAIKU || GTEST_OS_ESP32 || GTEST_OS_ESP8266)) #endif // GTEST_HAS_STD_WSTRING @@ -466,13 +457,14 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; # ifdef _MSC_VER -# ifdef _CPPRTTI // MSVC defines this macro if RTTI is enabled. +#ifdef _CPPRTTI // MSVC defines this macro if and only if RTTI is enabled. # define GTEST_HAS_RTTI 1 # else # define GTEST_HAS_RTTI 0 # endif -// Starting with version 4.3.2, gcc defines __GXX_RTTI if RTTI is enabled. +// Starting with version 4.3.2, gcc defines __GXX_RTTI if and only if RTTI is +// enabled. # elif defined(__GNUC__) # ifdef __GXX_RTTI @@ -578,7 +570,8 @@ typedef struct _RTL_CRITICAL_SECTION GTEST_CRITICAL_SECTION; #ifndef GTEST_HAS_STREAM_REDIRECTION // By default, we assume that stream redirection is supported on all // platforms except known mobile ones. -# 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 || GTEST_OS_ESP8266 # define GTEST_HAS_STREAM_REDIRECTION 0 # else # define GTEST_HAS_STREAM_REDIRECTION 1 @@ -852,20 +845,6 @@ class Secret; // expression is false, compiler will issue an error containing this identifier. #define GTEST_COMPILE_ASSERT_(expr, msg) static_assert(expr, #msg) -// StaticAssertTypeEqHelper is used by StaticAssertTypeEq defined in gtest.h. -// -// This template is declared, but intentionally undefined. -template <typename T1, typename T2> -struct StaticAssertTypeEqHelper; - -template <typename T> -struct StaticAssertTypeEqHelper<T, T> { - enum { value = true }; -}; - -// Evaluates to the number of elements in 'array'. -#define GTEST_ARRAY_SIZE_(array) (sizeof(array) / sizeof(array[0])) - // A helper for suppressing warnings on constant condition. It just // returns 'condition'. GTEST_API_ bool IsTrue(bool condition); @@ -893,9 +872,9 @@ class GTEST_API_ RE { // Returns the string representation of the regex. const char* pattern() const { return pattern_; } - // FullMatch(str, re) returns true if regular expression re matches - // the entire str. - // PartialMatch(str, re) returns true if regular expression re + // FullMatch(str, re) returns true if and only if regular expression re + // matches the entire str. + // PartialMatch(str, re) returns true if and only if regular expression re // matches a substring of str (including str itself). static bool FullMatch(const ::std::string& str, const RE& re) { return FullMatch(str.c_str(), re); @@ -1237,7 +1216,8 @@ class GTEST_API_ AutoHandle { void Reset(Handle handle); private: - // Returns true if the handle is a valid handle object that can be closed. + // Returns true if and only if the handle is a valid handle object that can be + // closed. bool IsCloseable() const; Handle handle_; @@ -1339,7 +1319,8 @@ class ThreadWithParam : public ThreadWithParamBase { // When non-NULL, used to block execution until the controller thread // notifies. Notification* const thread_can_start_; - bool finished_; // true if we know that the thread function has finished. + bool finished_; // true if and only if we know that the thread function has + // finished. pthread_t thread_; // The native thread object. GTEST_DISALLOW_COPY_AND_ASSIGN_(ThreadWithParam); @@ -1604,7 +1585,7 @@ class ThreadLocal : public ThreadLocalBase { class DefaultValueHolderFactory : public ValueHolderFactory { public: DefaultValueHolderFactory() {} - virtual ValueHolder* MakeNewHolder() const { return new ValueHolder(); } + ValueHolder* MakeNewHolder() const override { return new ValueHolder(); } private: GTEST_DISALLOW_COPY_AND_ASSIGN_(DefaultValueHolderFactory); @@ -1613,7 +1594,7 @@ class ThreadLocal : public ThreadLocalBase { class InstanceValueHolderFactory : public ValueHolderFactory { public: explicit InstanceValueHolderFactory(const T& value) : value_(value) {} - virtual ValueHolder* MakeNewHolder() const { + ValueHolder* MakeNewHolder() const override { return new ValueHolder(value_); } @@ -1813,7 +1794,7 @@ class GTEST_API_ ThreadLocal { class DefaultValueHolderFactory : public ValueHolderFactory { public: DefaultValueHolderFactory() {} - virtual ValueHolder* MakeNewHolder() const { return new ValueHolder(); } + ValueHolder* MakeNewHolder() const override { return new ValueHolder(); } private: GTEST_DISALLOW_COPY_AND_ASSIGN_(DefaultValueHolderFactory); @@ -1822,7 +1803,7 @@ class GTEST_API_ ThreadLocal { class InstanceValueHolderFactory : public ValueHolderFactory { public: explicit InstanceValueHolderFactory(const T& value) : value_(value) {} - virtual ValueHolder* MakeNewHolder() const { + ValueHolder* MakeNewHolder() const override { return new ValueHolder(value_); } @@ -1892,15 +1873,15 @@ class GTEST_API_ ThreadLocal { // we cannot detect it. GTEST_API_ size_t GetThreadCount(); -template <bool B> -using bool_constant = std::integral_constant<bool, B>; - #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. @@ -1995,6 +1976,22 @@ inline bool IsDir(const StatStruct& st) { } # endif // GTEST_OS_WINDOWS_MOBILE +#elif GTEST_OS_ESP8266 +typedef struct stat StatStruct; + +inline int FileNo(FILE* file) { return fileno(file); } +inline int IsATTY(int fd) { return isatty(fd); } +inline int Stat(const char* path, StatStruct* buf) { + // stat function not implemented on ESP8266 + return 0; +} +inline int StrCaseCmp(const char* s1, const char* s2) { + return strcasecmp(s1, s2); +} +inline char* StrDup(const char* src) { return strdup(src); } +inline int RmDir(const char* dir) { return rmdir(dir); } +inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); } + #else typedef struct stat StatStruct; @@ -2015,10 +2012,6 @@ inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); } GTEST_DISABLE_MSC_DEPRECATED_PUSH_() -inline const char* StrNCpy(char* dest, const char* src, size_t n) { - return strncpy(dest, src, n); -} - // ChDir(), FReopen(), FDOpen(), Read(), Write(), Close(), and // StrError() aren't needed on Windows CE at this time and thus not // defined there. @@ -2047,8 +2040,9 @@ 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 - // We are on Windows CE, which has no environment variables. +#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE || \ + GTEST_OS_WINDOWS_RT || GTEST_OS_ESP8266 + // We are on an embedded platform, which has no environment variables. static_cast<void>(name); // To prevent 'unused argument' warning. return nullptr; #elif defined(__BORLANDC__) || defined(__SunOS_5_8) || defined(__SunOS_5_9) @@ -2090,6 +2084,16 @@ 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. +// +// 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)); + // 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 // size. e.g. |