Renames the POSIX wrappers (by Zhanyong Wan) and adds more targets to SConscript (by Vlad Losev).

include/gtest/internal/gtest-death-test-internal.h

@@ -197,7 +197,7 @@ class InternalRunDeathTestFlag {
 
   ~InternalRunDeathTestFlag() {
     if (write_fd_ >= 0)
-      posix::close(write_fd_);
+      posix::Close(write_fd_);
   }
 
   String file() const { return file_; }

include/gtest/internal/gtest-port.h

@@ -725,43 +725,43 @@ typedef long long BiggestInt;  // NOLINT
 
 // The testing::internal::posix namespace holds wrappers for common
 // POSIX functions.  These wrappers hide the differences between
-// Windows/MSVC and POSIX systems.
+// Windows/MSVC and POSIX systems.  Since some compilers define these
+// standard functions as macros, the wrapper cannot have the same name
+// as the wrapped function.
+
 namespace posix {
 
 // Functions with a different name on Windows.
 
 #if GTEST_OS_WINDOWS
 
-typedef struct _stat stat_struct;
+typedef struct _stat StatStruct;
 
-// We cannot write ::_fileno() as MSVC defines it as a macro.
-inline int fileno(FILE* file) { return _fileno(file); }
-inline int isatty(int fd) { return ::_isatty(fd); }
-inline int stat(const char* path, stat_struct* buf) {
-  return ::_stat(path, buf);
-}
-inline int strcasecmp(const char* s1, const char* s2) {
-  return ::_stricmp(s1, s2);
+inline int FileNo(FILE* file) { return _fileno(file); }
+inline int IsATTY(int fd) { return _isatty(fd); }
+inline int Stat(const char* path, StatStruct* buf) { return _stat(path, buf); }
+inline int StrCaseCmp(const char* s1, const char* s2) {
+  return _stricmp(s1, s2);
 }
-// We cannot define the function as strdup(const char* src), since
-// MSVC defines strdup as a macro.
-inline char* StrDup(const char* src) { return ::_strdup(src); }
-inline int rmdir(const char* dir) { return ::_rmdir(dir); }
-inline bool IsDir(const stat_struct& st) {
+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_IFDIR & st.st_mode) != 0;
 }
 
 #else
 
-typedef struct stat stat_struct;
+typedef struct stat StatStruct;
 
-using ::fileno;
-using ::isatty;
-using ::stat;
-using ::strcasecmp;
+inline int FileNo(FILE* file) { return fileno(file); }
+inline int IsATTY(int fd) { return isatty(fd); }
+inline int Stat(const char* path, StatStruct* buf) { return stat(path, buf); }
+inline int StrCaseCmp(const char* s1, const char* s2) {
+  return strcasecmp(s1, s2);
+}
 inline char* StrDup(const char* src) { return ::strdup(src); }
-using ::rmdir;
-inline bool IsDir(const stat_struct& st) { return S_ISDIR(st.st_mode); }
+inline int RmDir(const char* dir) { return rmdir(dir); }
+inline bool IsDir(const StatStruct& st) { return S_ISDIR(st.st_mode); }
 
 #endif  // GTEST_OS_WINDOWS
 
@@ -773,38 +773,31 @@ inline bool IsDir(const stat_struct& st) { return S_ISDIR(st.st_mode); }
 #pragma warning(disable:4996)
 #endif
 
-inline const char* strncpy(char* dest, const char* src, size_t n) {
-  return ::strncpy(dest, src, n);
+inline const char* StrNCpy(char* dest, const char* src, size_t n) {
+  return strncpy(dest, src, n);
 }
-
-inline int chdir(const char* dir) { return ::chdir(dir); }
-
-inline FILE* fopen(const char* path, const char* mode) {
-  return ::fopen(path, mode);
+inline int ChDir(const char* dir) { return chdir(dir); }
+inline FILE* FOpen(const char* path, const char* mode) {
+  return fopen(path, mode);
 }
-inline FILE *freopen(const char *path, const char *mode, FILE *stream) {
-  return ::freopen(path, mode, stream);
+inline FILE *FReopen(const char* path, const char* mode, FILE* stream) {
+  return freopen(path, mode, stream);
 }
-inline FILE* fdopen(int fd, const char* mode) {
-  return ::fdopen(fd, mode);
+inline FILE* FDOpen(int fd, const char* mode) { return fdopen(fd, mode); }
+inline int FClose(FILE* fp) { return fclose(fp); }
+inline int Read(int fd, void* buf, unsigned int count) {
+  return static_cast<int>(read(fd, buf, count));
 }
-inline int fclose(FILE *fp) { return ::fclose(fp); }
-
-inline int read(int fd, void* buf, unsigned int count) {
-  return static_cast<int>(::read(fd, buf, count));
-}
-inline int write(int fd, const void* buf, unsigned int count) {
-  return static_cast<int>(::write(fd, buf, count));
+inline int Write(int fd, const void* buf, unsigned int count) {
+  return static_cast<int>(write(fd, buf, count));
 }
-inline int close(int fd) { return ::close(fd); }
-
-inline const char* strerror(int errnum) { return ::strerror(errnum); }
-
-inline const char* getenv(const char* name) {
+inline int Close(int fd) { return close(fd); }
+inline const char* StrError(int errnum) { return strerror(errnum); }
+inline const char* GetEnv(const char* name) {
 #ifdef _WIN32_WCE  // We are on Windows CE, which has no environment variables.
   return NULL;
 #else
-  return ::getenv(name);
+  return getenv(name);
 #endif
 }
 
@@ -816,9 +809,9 @@ inline const char* getenv(const char* name) {
 // Windows CE has no C library. The abort() function is used in
 // several places in Google Test. This implementation provides a reasonable
 // imitation of standard behaviour.
-void abort();
+void Abort();
 #else
-using ::abort;
+inline void Abort() { abort(); }
 #endif  // _WIN32_WCE
 
 }  // namespace posix

scons/SConscript

@@ -131,6 +131,10 @@ gtest_ex_obj = env_with_exceptions.Object(target='gtest_ex',
 gtest_main_ex_obj = env_with_exceptions.Object(target='gtest_main_ex',
                                                source=gtest_main_source)
 
+gtest_ex = env_with_exceptions.StaticLibrary(
+    target='gtest_ex',
+    source=gtest_ex_obj)
+
 gtest_ex_main = env_with_exceptions.StaticLibrary(
     target='gtest_ex_main',
     source=gtest_ex_obj + gtest_main_ex_obj)
@@ -204,14 +208,24 @@ GtestUnitTest(env, 'gtest_output_test_', gtest)
 GtestUnitTest(env, 'gtest_color_test_', gtest)
 GtestUnitTest(env, 'gtest-linked_ptr_test', gtest_main)
 GtestUnitTest(env, 'gtest-port_test', gtest_main)
-
-env_with_pthread = env.Clone()
-if env_with_pthread['PLATFORM'] not in ['win32', 'darwin']:
-  # Assuming POSIX-like environment with GCC.
-  env_with_pthread.Append(CCFLAGS = ['-pthread'])
-  env_with_pthread.Append(LINKFLAGS = ['-pthread'])
-
-GtestUnitTest(env_with_pthread, 'gtest-death-test_test', gtest_main)
+GtestUnitTest(env, 'gtest_break_on_failure_unittest_', gtest)
+GtestUnitTest(env, 'gtest_filter_unittest_', gtest)
+GtestUnitTest(env, 'gtest_help_test_', gtest_main)
+GtestUnitTest(env, 'gtest_list_tests_unittest_', gtest)
+GtestUnitTest(env, 'gtest_throw_on_failure_test_', gtest)
+GtestUnitTest(env_with_exceptions, 'gtest_throw_on_failure_ex_test', gtest_ex)
+GtestUnitTest(env, 'gtest_xml_outfile1_test_', gtest_main)
+GtestUnitTest(env, 'gtest_xml_outfile2_test_', gtest_main)
+GtestUnitTest(env, 'gtest_xml_output_unittest_', gtest_main)
+
+# Assuming POSIX-like environment with GCC.
+# TODO(vladl@google.com): sniff presence of pthread_atfork instead of
+# selecting on a platform.
+env_with_threads = env.Clone()
+if env_with_threads['PLATFORM'] != 'win32':
+  env_with_threads.Append(CCFLAGS = ['-pthread'])
+  env_with_threads.Append(LINKFLAGS = ['-pthread'])
+GtestUnitTest(env_with_threads, 'gtest-death-test_test', gtest_main)
 
 gtest_unittest_ex_obj = env_with_exceptions.Object(
     target='gtest_unittest_ex',
@@ -221,17 +235,6 @@ GtestBinary(env_with_exceptions,
             gtest_ex_main,
             gtest_unittest_ex_obj)
 
-# TODO(wan@google.com) Add these unit tests:
-# - gtest_break_on_failure_unittest_
-# - gtest_filter_unittest_
-# - gtest_help_test_
-# - gtest_list_tests_unittest_
-# - gtest_throw_on_failure_ex_test
-# - gtest_throw_on_failure_test_
-# - gtest_xml_outfile1_test_
-# - gtest_xml_outfile2_test_
-# - gtest_xml_output_unittest_
-
 # We need to disable some optimization flags for some tests on
 # Windows; otherwise the redirection of stdout does not work
 # (apparently because of a compiler bug).

src/gtest-death-test.cc

@@ -204,7 +204,7 @@ void DeathTestAbort(const String& message) {
   const InternalRunDeathTestFlag* const flag =
       GetUnitTestImpl()->internal_run_death_test_flag();
   if (flag != NULL) {
-    FILE* parent = posix::fdopen(flag->write_fd(), "w");
+    FILE* parent = posix::FDOpen(flag->write_fd(), "w");
     fputc(kDeathTestInternalError, parent);
     fprintf(parent, "%s", message.c_str());
     fflush(parent);
@@ -249,7 +249,7 @@ void DeathTestAbort(const String& message) {
 
 // Returns the message describing the last system error in errno.
 String GetLastErrnoDescription() {
-    return String(errno == 0 ? "" : posix::strerror(errno));
+    return String(errno == 0 ? "" : posix::StrError(errno));
 }
 
 // This is called from a death test parent process to read a failure
@@ -262,7 +262,7 @@ static void FailFromInternalError(int fd) {
   int num_read;
 
   do {
-    while ((num_read = posix::read(fd, buffer, 255)) > 0) {
+    while ((num_read = posix::Read(fd, buffer, 255)) > 0) {
       buffer[num_read] = '\0';
       error << buffer;
     }
@@ -380,7 +380,7 @@ void DeathTestImpl::ReadAndInterpretStatusByte() {
   // its success), so it's okay to call this in the parent before
   // the child process has exited.
   do {
-    bytes_read = posix::read(read_fd(), &flag, 1);
+    bytes_read = posix::Read(read_fd(), &flag, 1);
   } while (bytes_read == -1 && errno == EINTR);
 
   if (bytes_read == 0) {
@@ -407,7 +407,7 @@ void DeathTestImpl::ReadAndInterpretStatusByte() {
                Message() << "Read from death test child process failed: "
                          << GetLastErrnoDescription());
   }
-  GTEST_DEATH_TEST_CHECK_SYSCALL_(posix::close(read_fd()));
+  GTEST_DEATH_TEST_CHECK_SYSCALL_(posix::Close(read_fd()));
   set_read_fd(-1);
 }
 
@@ -421,8 +421,8 @@ void DeathTestImpl::Abort(AbortReason reason) {
   // to the pipe, then exit.
   const char status_ch =
       reason == TEST_DID_NOT_DIE ? kDeathTestLived : kDeathTestReturned;
-  GTEST_DEATH_TEST_CHECK_SYSCALL_(posix::write(write_fd(), &status_ch, 1));
-  GTEST_DEATH_TEST_CHECK_SYSCALL_(posix::close(write_fd()));
+  GTEST_DEATH_TEST_CHECK_SYSCALL_(posix::Write(write_fd(), &status_ch, 1));
+  GTEST_DEATH_TEST_CHECK_SYSCALL_(posix::Close(write_fd()));
   _exit(1);  // Exits w/o any normal exit hooks (we were supposed to crash)
 }
 

src/gtest-filepath.cc

@@ -168,8 +168,8 @@ bool FilePath::FileOrDirectoryExists() const {
   delete [] unicode;
   return attributes != kInvalidFileAttributes;
 #else
-  posix::stat_struct file_stat;
-  return posix::stat(pathname_.c_str(), &file_stat) == 0;
+  posix::StatStruct file_stat;
+  return posix::Stat(pathname_.c_str(), &file_stat) == 0;
 #endif  // _WIN32_WCE
 }
 
@@ -195,8 +195,8 @@ bool FilePath::DirectoryExists() const {
     result = true;
   }
 #else
-  posix::stat_struct file_stat;
-  result = posix::stat(path.c_str(), &file_stat) == 0 &&
+  posix::StatStruct file_stat;
+  result = posix::Stat(path.c_str(), &file_stat) == 0 &&
       posix::IsDir(file_stat);
 #endif  // _WIN32_WCE
 

src/gtest-port.cc

@@ -539,9 +539,9 @@ void CaptureStderr() {
 ::std::string GetCapturedStderr() {
   g_captured_stderr->StopCapture();
 
-  FILE* const file = posix::fopen(g_captured_stderr->filename().c_str(), "r");
+  FILE* const file = posix::FOpen(g_captured_stderr->filename().c_str(), "r");
   const ::std::string content = ReadEntireFile(file);
-  posix::fclose(file);
+  posix::FClose(file);
 
   delete g_captured_stderr;
   g_captured_stderr = NULL;
@@ -563,7 +563,7 @@ const ::std::vector<String>& GetArgvs() { return g_argvs; }
 
 #ifdef _WIN32_WCE
 namespace posix {
-void abort() {
+void Abort() {
   DebugBreak();
   TerminateProcess(GetCurrentProcess(), 1);
 }
@@ -632,7 +632,7 @@ bool ParseInt32(const Message& src_text, const char* str, Int32* value) {
 // The value is considered true iff it's not "0".
 bool BoolFromGTestEnv(const char* flag, bool default_value) {
   const String env_var = FlagToEnvVar(flag);
-  const char* const string_value = posix::getenv(env_var.c_str());
+  const char* const string_value = posix::GetEnv(env_var.c_str());
   return string_value == NULL ?
       default_value : strcmp(string_value, "0") != 0;
 }
@@ -642,7 +642,7 @@ bool BoolFromGTestEnv(const char* flag, bool default_value) {
 // doesn't represent a valid 32-bit integer, returns default_value.
 Int32 Int32FromGTestEnv(const char* flag, Int32 default_value) {
   const String env_var = FlagToEnvVar(flag);
-  const char* const string_value = posix::getenv(env_var.c_str());
+  const char* const string_value = posix::GetEnv(env_var.c_str());
   if (string_value == NULL) {
     // The environment variable is not set.
     return default_value;
@@ -664,7 +664,7 @@ Int32 Int32FromGTestEnv(const char* flag, Int32 default_value) {
 // the given flag; if it's not set, returns default_value.
 const char* StringFromGTestEnv(const char* flag, const char* default_value) {
   const String env_var = FlagToEnvVar(flag);
-  const char* const value = posix::getenv(env_var.c_str());
+  const char* const value = posix::GetEnv(env_var.c_str());
   return value == NULL ? default_value : value;
 }
 

src/gtest-test-part.cc

@@ -81,7 +81,7 @@ void TestPartResultArray::Append(const TestPartResult& result) {
 const TestPartResult& TestPartResultArray::GetTestPartResult(int index) const {
   if (index < 0 || index >= size()) {
     printf("\nInvalid index (%d) into TestPartResultArray.\n", index);
-    internal::posix::abort();
+    internal::posix::Abort();
   }
 
   const internal::ListNode<TestPartResult>* p = list_->Head();

src/gtest.cc

@@ -803,7 +803,7 @@ static char* CloneString(const char* str, size_t length) {
     return NULL;
   } else {
     char* const clone = new char[length + 1];
-    posix::strncpy(clone, str, length);
+    posix::StrNCpy(clone, str, length);
     clone[length] = '\0';
     return clone;
   }
@@ -1443,7 +1443,7 @@ char* CodePointToUtf8(UInt32 code_point, char* str) {
     // the terminating nul character). We are asking for 32 character
     // buffer just in case. This is also enough for strncpy to
     // null-terminate the destination string.
-    posix::strncpy(
+    posix::StrNCpy(
         str, String::Format("(Invalid Unicode 0x%X)", code_point).c_str(), 32);
     str[31] = '\0';  // Makes sure no change in the format to strncpy leaves
                      // the result unterminated.
@@ -1586,7 +1586,7 @@ bool String::CaseInsensitiveCStringEquals(const char * lhs, const char * rhs) {
     return rhs == NULL;
   if (rhs == NULL)
     return false;
-  return posix::strcasecmp(lhs, rhs) == 0;
+  return posix::StrCaseCmp(lhs, rhs) == 0;
 }
 
   // Compares two wide C strings, ignoring case.  Returns true iff they
@@ -2510,7 +2510,7 @@ bool ShouldUseColor(bool stdout_is_tty) {
     return stdout_is_tty;
 #else
     // On non-Windows platforms, we rely on the TERM variable.
-    const char* const term = posix::getenv("TERM");
+    const char* const term = posix::GetEnv("TERM");
     const bool term_supports_color =
         String::CStringEquals(term, "xterm") ||
         String::CStringEquals(term, "xterm-color") ||
@@ -2540,7 +2540,7 @@ void ColoredPrintf(GTestColor color, const char* fmt, ...) {
   const bool use_color = false;
 #else
   static const bool in_color_mode =
-      ShouldUseColor(posix::isatty(posix::fileno(stdout)) != 0);
+      ShouldUseColor(posix::IsATTY(posix::FileNo(stdout)) != 0);
   const bool use_color = in_color_mode && (color != COLOR_DEFAULT);
 #endif  // defined(_WIN32_WCE) || GTEST_OS_SYMBIAN || GTEST_OS_ZOS
   // The '!= 0' comparison is necessary to satisfy MSVC 7.1.
@@ -2622,8 +2622,8 @@ void PrettyUnitTestResultPrinter::OnUnitTestStart(
   if (internal::ShouldShard(kTestTotalShards, kTestShardIndex, false)) {
     ColoredPrintf(COLOR_YELLOW,
                   "Note: This is test shard %s of %s.\n",
-                  internal::posix::getenv(kTestShardIndex),
-                  internal::posix::getenv(kTestTotalShards));
+                  internal::posix::GetEnv(kTestShardIndex),
+                  internal::posix::GetEnv(kTestTotalShards));
   }
 
   const internal::UnitTestImpl* const impl = unit_test->impl();
@@ -2941,7 +2941,7 @@ void XmlUnitTestResultPrinter::OnUnitTestEnd(const UnitTest* unit_test) {
   internal::FilePath output_dir(output_file.RemoveFileName());
 
   if (output_dir.CreateDirectoriesRecursively()) {
-    xmlout = internal::posix::fopen(output_file_.c_str(), "w");
+    xmlout = internal::posix::FOpen(output_file_.c_str(), "w");
   }
   if (xmlout == NULL) {
     // TODO(wan): report the reason of the failure.
@@ -3678,9 +3678,9 @@ int UnitTestImpl::RunAllTests() {
 // function will write over it. If the variable is present, but the file cannot
 // be created, prints an error and exits.
 void WriteToShardStatusFileIfNeeded() {
-  const char* const test_shard_file = posix::getenv(kTestShardStatusFile);
+  const char* const test_shard_file = posix::GetEnv(kTestShardStatusFile);
   if (test_shard_file != NULL) {
-    FILE* const file = posix::fopen(test_shard_file, "w");
+    FILE* const file = posix::FOpen(test_shard_file, "w");
     if (file == NULL) {
       ColoredPrintf(COLOR_RED,
                     "Could not write to the test shard status file \"%s\" "
@@ -3745,7 +3745,7 @@ bool ShouldShard(const char* total_shards_env,
 // returns default_val. If it is not an Int32, prints an error
 // and aborts.
 Int32 Int32FromEnvOrDie(const char* const var, Int32 default_val) {
-  const char* str_val = posix::getenv(var);
+  const char* str_val = posix::GetEnv(var);
   if (str_val == NULL) {
     return default_val;
   }

test/gtest-death-test_test.cc

@@ -106,7 +106,7 @@ class TestForDeathTest : public testing::Test {
   TestForDeathTest() : original_dir_(FilePath::GetCurrentDir()) {}
 
   virtual ~TestForDeathTest() {
-    posix::chdir(original_dir_.c_str());
+    posix::ChDir(original_dir_.c_str());
   }
 
   // A static member function that's expected to die.
@@ -345,7 +345,7 @@ TEST_F(TestForDeathTest, MemberFunctionFastStyle) {
   EXPECT_DEATH(MemberFunction(), "inside.*MemberFunction");
 }
 
-void ChangeToRootDir() { posix::chdir(GTEST_PATH_SEP_); }
+void ChangeToRootDir() { posix::ChDir(GTEST_PATH_SEP_); }
 
 // Tests that death tests work even if the current directory has been
 // changed.

test/gtest-filepath_test.cc

@@ -86,9 +86,9 @@ TEST(GetCurrentDirTest, ReturnsCurrentDir) {
   const FilePath original_dir = FilePath::GetCurrentDir();
   EXPECT_FALSE(original_dir.IsEmpty());
 
-  posix::chdir(GTEST_PATH_SEP_);
+  posix::ChDir(GTEST_PATH_SEP_);
   const FilePath cwd = FilePath::GetCurrentDir();
-  posix::chdir(original_dir.c_str());
+  posix::ChDir(original_dir.c_str());
 
 #if GTEST_OS_WINDOWS
   // Skips the ":".
@@ -435,14 +435,14 @@ class DirectoryCreationTest : public Test {
     remove(testdata_file_.c_str());
     remove(unique_file0_.c_str());
     remove(unique_file1_.c_str());
-    posix::rmdir(testdata_path_.c_str());
+    posix::RmDir(testdata_path_.c_str());
   }
 
   virtual void TearDown() {
     remove(testdata_file_.c_str());
     remove(unique_file0_.c_str());
     remove(unique_file1_.c_str());
-    posix::rmdir(testdata_path_.c_str());
+    posix::RmDir(testdata_path_.c_str());
   }
 
   String TempDir() const {
@@ -450,7 +450,7 @@ class DirectoryCreationTest : public Test {
     return String("\\temp\\");
 
 #elif GTEST_OS_WINDOWS
-    const char* temp_dir = posix::getenv("TEMP");
+    const char* temp_dir = posix::GetEnv("TEMP");
     if (temp_dir == NULL || temp_dir[0] == '\0')
       return String("\\temp\\");
     else if (String(temp_dir).EndsWith("\\"))
@@ -463,7 +463,7 @@ class DirectoryCreationTest : public Test {
   }
 
   void CreateTextFile(const char* filename) {
-    FILE* f = posix::fopen(filename, "w");
+    FILE* f = posix::FOpen(filename, "w");
     fprintf(f, "text\n");
     fclose(f);
   }

test/gtest-options_test.cc

@@ -150,14 +150,14 @@ class XmlOutputChangeDirTest : public Test {
  protected:
   virtual void SetUp() {
     original_working_dir_ = FilePath::GetCurrentDir();
-    posix::chdir("..");
+    posix::ChDir("..");
     // This will make the test fail if run from the root directory.
     EXPECT_STRNE(original_working_dir_.c_str(),
                  FilePath::GetCurrentDir().c_str());
   }
 
   virtual void TearDown() {
-    posix::chdir(original_working_dir_.c_str());
+    posix::ChDir(original_working_dir_.c_str());
   }
 
   FilePath original_working_dir_;

test/gtest_output_test_.cc

@@ -991,9 +991,9 @@ int main(int argc, char **argv) {
     // Skip the usual output capturing if we're running as the child
     // process of an threadsafe-style death test.
 #if GTEST_OS_WINDOWS
-    posix::freopen("nul:", "w", stdout);
+    posix::FReopen("nul:", "w", stdout);
 #else
-    posix::freopen("/dev/null", "w", stdout);
+    posix::FReopen("/dev/null", "w", stdout);
 #endif  // GTEST_OS_WINDOWS
     return RUN_ALL_TESTS();
   }

test/gtest_throw_on_failure_test.py

@@ -72,7 +72,8 @@ def Run(command):
   """Runs a command; returns True/False if its exit code is/isn't 0."""
 
   print 'Running "%s". . .' % ' '.join(command)
-  return gtest_test_utils.Subprocess(command).exit_code == 0
+  p = gtest_test_utils.Subprocess(command)
+  return p.exited and p.exit_code == 0
 
 
 # The tests.  TODO(wan@google.com): refactor the class to share common