Initial checkin of gRPC to third_party/

third_party/grpc/include/grpc/support/host_port.h

Index: third_party/grpc/include/grpc/support/host_port.h
diff --git a/third_party/tcmalloc/vendor/src/base/thread_lister.c b/third_party/grpc/include/grpc/support/host_port.h
similarity index 57%
copy from third_party/tcmalloc/vendor/src/base/thread_lister.c
copy to third_party/grpc/include/grpc/support/host_port.h
index bc180dba7a9f2ba3b8261009c8af85f0b1d4a023..53cc917acb4b6d273c7ce99c5d03d2d4c615196c 100644
--- a/third_party/tcmalloc/vendor/src/base/thread_lister.c
+++ b/third_party/grpc/include/grpc/support/host_port.h
@@ -1,4 +1,6 @@
-/* Copyright (c) 2005-2007, Google Inc.
+/*
+ *
+ * Copyright 2015-2016, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -27,51 +29,38 @@
  * (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>
+#ifndef GRPC_SUPPORT_HOST_PORT_H
+#define GRPC_SUPPORT_HOST_PORT_H
+
+#include <grpc/support/port_platform.h>
+
+#ifdef __cplusplus
+extern "C" {
 #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 THREADS
+/* Given a host and port, creates a newly-allocated string of the form
+   "host:port" or "[ho:st]:port", depending on whether the host contains colons
+   like an IPv6 literal.  If the host is already bracketed, then additional
+   brackets will not be added.
 
-/* Default trivial thread lister for single-threaded applications,
- * or if the multi-threading code has not been ported, yet.
- */
+   Usage is similar to gpr_asprintf: returns the number of bytes written
+   (excluding the final '\0'), and *out points to a string which must later be
+   destroyed using gpr_free().
 
-int ListAllProcessThreads(void *parameter,
-                          ListAllProcessThreadsCallBack callback, ...) {
-  int rc;
-  va_list ap;
-  pid_t pid;
+   In the unlikely event of an error, returns -1 and sets *out to NULL. */
+GPRAPI int gpr_join_host_port(char **out, const char *host, int port);
 
-#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;
-}
+/* Given a name in the form "host:port" or "[ho:st]:port", split into hostname
+   and port number, into newly allocated strings, which must later be
+   destroyed using gpr_free().
+   Return 1 on success, 0 on failure. Guarantees *host and *port == NULL on
+   failure. */
+GPRAPI int gpr_split_host_port(const char *name, char **host, char **port);
 
-int ResumeAllProcessThreads(int num_threads, pid_t *thread_pids) {
-  return 1;
+#ifdef __cplusplus
 }
+#endif
 
-#endif   /* ifndef THREADS */
+#endif /* GRPC_SUPPORT_HOST_PORT_H */