Initial checkin of gRPC to third_party/

third_party/grpc/include/grpc/impl/codegen/propagation_bits.h

Index: third_party/grpc/include/grpc/impl/codegen/propagation_bits.h
diff --git a/third_party/tcmalloc/chromium/src/base/thread_lister.c b/third_party/grpc/include/grpc/impl/codegen/propagation_bits.h
similarity index 54%
copy from third_party/tcmalloc/chromium/src/base/thread_lister.c
copy to third_party/grpc/include/grpc/impl/codegen/propagation_bits.h
index bc180dba7a9f2ba3b8261009c8af85f0b1d4a023..cdd699710c2378bd205975f2abfd71c04f57250d 100644
--- a/third_party/tcmalloc/chromium/src/base/thread_lister.c
+++ b/third_party/grpc/include/grpc/impl/codegen/propagation_bits.h
@@ -1,4 +1,6 @@
-/* Copyright (c) 2005-2007, Google Inc.
+/*
+ *
+ * Copyright 2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -27,51 +29,39 @@
  * (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: Markus Gutschke
  */
 
-#include "config.h"
-#include <stdio.h>         /* needed for NULL on some powerpc platforms (?!) */
-#ifdef HAVE_SYS_PRCTL
-# include <sys/prctl.h>
-#endif
-#include "base/thread_lister.h"
-#include "base/linuxthreads.h"
-/* Include other thread listers here that define THREADS macro
- * only when they can provide a good implementation.
- */
+#ifndef GRPC_IMPL_CODEGEN_H
+#define GRPC_IMPL_CODEGEN_H
 
-#ifndef THREADS
+#include <grpc/impl/codegen/port_platform.h>
 
-/* Default trivial thread lister for single-threaded applications,
- * or if the multi-threading code has not been ported, yet.
- */
+#ifdef __cplusplus
+extern "C" {
+#endif
 
-int ListAllProcessThreads(void *parameter,
-                          ListAllProcessThreadsCallBack callback, ...) {
-  int rc;
-  va_list ap;
-  pid_t pid;
+/* Propagation bits: this can be bitwise or-ed to form propagation_mask for
+ * grpc_call */
+/** Propagate deadline */
+#define GRPC_PROPAGATE_DEADLINE ((uint32_t)1)
+/** Propagate census context */
+#define GRPC_PROPAGATE_CENSUS_STATS_CONTEXT ((uint32_t)2)
+#define GRPC_PROPAGATE_CENSUS_TRACING_CONTEXT ((uint32_t)4)
+/** Propagate cancellation */
+#define GRPC_PROPAGATE_CANCELLATION ((uint32_t)8)
 
-#ifdef HAVE_SYS_PRCTL
-  int dumpable = prctl(PR_GET_DUMPABLE, 0);
-  if (!dumpable)
-    prctl(PR_SET_DUMPABLE, 1);
-#endif
-  va_start(ap, callback);
-  pid = getpid();
-  rc = callback(parameter, 1, &pid, ap);
-  va_end(ap);
-#ifdef HAVE_SYS_PRCTL
-  if (!dumpable)
-    prctl(PR_SET_DUMPABLE, 0);
-#endif
-  return rc;
-}
+/* Default propagation mask: clients of the core API are encouraged to encode
+   deltas from this in their implementations... ie write:
+   GRPC_PROPAGATE_DEFAULTS & ~GRPC_PROPAGATE_DEADLINE to disable deadline
+   propagation. Doing so gives flexibility in the future to define new
+   propagation types that are default inherited or not. */
+#define GRPC_PROPAGATE_DEFAULTS                                                \
+  ((uint32_t)((                                                                \
+      0xffff | GRPC_PROPAGATE_DEADLINE | GRPC_PROPAGATE_CENSUS_STATS_CONTEXT | \
+      GRPC_PROPAGATE_CENSUS_TRACING_CONTEXT | GRPC_PROPAGATE_CANCELLATION)))
 
-int ResumeAllProcessThreads(int num_threads, pid_t *thread_pids) {
-  return 1;
+#ifdef __cplusplus
 }
+#endif
 
-#endif   /* ifndef THREADS */
+#endif /* GRPC_IMPL_CODEGEN_H */