diff options
Diffstat (limited to 'googletest/include/gtest/internal/gtest-port.h')
| -rw-r--r-- | googletest/include/gtest/internal/gtest-port.h | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h index 7f00fe7..18dd637 100644 --- a/googletest/include/gtest/internal/gtest-port.h +++ b/googletest/include/gtest/internal/gtest-port.h @@ -362,7 +362,8 @@ 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. @@ -403,7 +404,7 @@ 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 @@ -414,16 +415,17 @@ 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 @@ -431,7 +433,7 @@ 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 @@ -472,13 +474,14 @@ 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 @@ -899,9 +902,9 @@ 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); @@ -1256,7 +1259,8 @@ 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_; @@ -1358,7 +1362,8 @@ 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); |