# - 22643565 - llvm's Google test harness needs some attention

# For upstream - maytbe.

--- utils/unittest/googletest/src/gtest-port.cc	2013-11-18 16:57:56.000000000 -0800

+++ utils/unittest/googletest/src/gtest-port.cc	2016-02-01 11:34:55.170628325 -0800

@@ -51,6 +51,13 @@

 # include <mach/vm_map.h>

 #endif  // GTEST_OS_MAC

+#if GTEST_OS_SOLARIS

+# include <strings.h>

+# include <sys/types.h>

+# include <dirent.h>

+# include <unistd.h>

+#endif

+

 #include "gtest/gtest-spi.h"

 #include "gtest/gtest-message.h"

 #include "gtest/internal/gtest-internal.h"

@@ -101,9 +108,36 @@

 #else

 size_t GetThreadCount() {

+  size_t NumThreads = 1U;

+

+#if GTEST_OS_SOLARIS

+  char lwpdir[PATH_MAX+1];

+  (void) std::memset(lwpdir, 0, sizeof(lwpdir));

+  (void) std::sprintf(lwpdir, "/proc/%i/lwp/", static_cast<int>(getpid()));

+

+  struct dirent *DE;

+  DIR *D = ::opendir(lwpdir);

+  if (!D)

+    return NumThreads;

+

+  while ((DE = ::readdir(D)) != NULL) {

+    if (DE->d_name[0] == '.') {

+      if ((DE->d_name[1] == '\0') ||

+          ((DE->d_name[1] == '.') && (DE->d_name[2] == '\0')))

+        continue;

+    }

+

+    NumThreads =

+      static_cast<size_t>(std::max<int>(NumThreads, std::atoi(DE->d_name)));

+  }

+

+  ::rewinddir(D);

+  ::closedir(D);

+#endif

+

   // There's no portable way to detect the number of threads, so we just

   // return 0 to indicate that we cannot detect it.

-  return 0;

+  return NumThreads;

 }

 #endif  // GTEST_OS_MAC

--- utils/unittest/googletest/include/gtest/internal/gtest-port.h	2014-02-19 07:18:30.000000000 -0800

+++ utils/unittest/googletest/include/gtest/internal/gtest-port.h	2016-02-01 11:15:20.899289723 -0800

@@ -238,7 +238,7 @@

 # endif  // ANDROID

 #elif defined __MVS__

 # define GTEST_OS_ZOS 1

-#elif defined(__sun) && defined(__SVR4)

+#elif (defined(__sun) || defined(__sun__)) && defined(__SVR4)

 # define GTEST_OS_SOLARIS 1

 #elif defined(_AIX)

 # define GTEST_OS_AIX 1