Initial checkin of gRPC to third_party/

third_party/grpc/src/core/support/thd.c

Index: third_party/grpc/src/core/support/thd.c
diff --git a/third_party/tcmalloc/vendor/src/base/synchronization_profiling.h b/third_party/grpc/src/core/support/thd.c
similarity index 65%
copy from third_party/tcmalloc/vendor/src/base/synchronization_profiling.h
copy to third_party/grpc/src/core/support/thd.c
index cf02c218a111806189f71f7b528a83b5ceb164a4..41daeb5d0e5e3c49a3603f2fd9ae5009a98fd1d2 100644
--- a/third_party/tcmalloc/vendor/src/base/synchronization_profiling.h
+++ b/third_party/grpc/src/core/support/thd.c
@@ -1,4 +1,6 @@
-/* Copyright (c) 2010, Google Inc.
+/*
+ *
+ * Copyright 2015, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -27,24 +29,36 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
- * ---
- * Author: Chris Ruemmler
  */
 
-#ifndef BASE_AUXILIARY_SYNCHRONIZATION_PROFILING_H_
-#define BASE_AUXILIARY_SYNCHRONIZATION_PROFILING_H_
+/* Posix implementation for gpr threads. */
+
+#include <memory.h>
 
-#include "base/basictypes.h"
+#include <grpc/support/thd.h>
 
-namespace base {
+enum { GPR_THD_JOINABLE = 1 };
 
-// We can do contention-profiling of SpinLocks, but the code is in
-// mutex.cc, which is not always linked in with spinlock.  Hence we
-// provide a weak definition, which are used if mutex.cc isn't linked in.
+gpr_thd_options gpr_thd_options_default(void) {
+  gpr_thd_options options;
+  memset(&options, 0, sizeof(options));
+  return options;
+}
+
+void gpr_thd_options_set_detached(gpr_thd_options* options) {
+  options->flags &= ~GPR_THD_JOINABLE;
+}
+
+void gpr_thd_options_set_joinable(gpr_thd_options* options) {
+  options->flags |= GPR_THD_JOINABLE;
+}
+
+int gpr_thd_options_is_detached(const gpr_thd_options* options) {
+  if (!options) return 1;
+  return (options->flags & GPR_THD_JOINABLE) == 0;
+}
 
-// Submit the number of cycles the spinlock spent contending.
-ATTRIBUTE_WEAK extern void SubmitSpinLockProfileData(const void *, int64);
-extern void SubmitSpinLockProfileData(const void *contendedlock,
-                                      int64 wait_cycles) {}
+int gpr_thd_options_is_joinable(const gpr_thd_options* options) {
+  if (!options) return 0;
+  return (options->flags & GPR_THD_JOINABLE) == GPR_THD_JOINABLE;
 }
-#endif  // BASE_AUXILIARY_SYNCHRONIZATION_PROFILING_H_