Initial checkin of gRPC to third_party/

third_party/grpc/src/core/surface/event_string.c

Index: third_party/grpc/src/core/surface/event_string.c
diff --git a/third_party/tcmalloc/vendor/src/base/thread_lister.c b/third_party/grpc/src/core/surface/event_string.c
similarity index 56%
copy from third_party/tcmalloc/vendor/src/base/thread_lister.c
copy to third_party/grpc/src/core/surface/event_string.c
index bc180dba7a9f2ba3b8261009c8af85f0b1d4a023..33cd4a43aa0393e4379b7c812b9cc47ae5c38fb3 100644
--- a/third_party/tcmalloc/vendor/src/base/thread_lister.c
+++ b/third_party/grpc/src/core/surface/event_string.c
@@ -1,4 +1,6 @@
-/* Copyright (c) 2005-2007, Google Inc.
+/*
+ *
+ * Copyright 2015, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -27,51 +29,53 @@
  * (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.
- */
+#include "src/core/surface/event_string.h"
 
-#ifndef THREADS
+#include <stdio.h>
 
-/* Default trivial thread lister for single-threaded applications,
- * or if the multi-threading code has not been ported, yet.
- */
+#include "src/core/support/string.h"
+#include <grpc/byte_buffer.h>
+#include <grpc/support/string_util.h>
 
-int ListAllProcessThreads(void *parameter,
-                          ListAllProcessThreadsCallBack callback, ...) {
-  int rc;
-  va_list ap;
-  pid_t pid;
-
-#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;
+static void addhdr(gpr_strvec *buf, grpc_event *ev) {
+  char *tmp;
+  gpr_asprintf(&tmp, "tag:%p", ev->tag);
+  gpr_strvec_add(buf, tmp);
 }
 
-int ResumeAllProcessThreads(int num_threads, pid_t *thread_pids) {
-  return 1;
+static const char *errstr(int success) { return success ? "OK" : "ERROR"; }
+
+static void adderr(gpr_strvec *buf, int success) {
+  char *tmp;
+  gpr_asprintf(&tmp, " %s", errstr(success));
+  gpr_strvec_add(buf, tmp);
 }
 
-#endif   /* ifndef THREADS */
+char *grpc_event_string(grpc_event *ev) {
+  char *out;
+  gpr_strvec buf;
+
+  if (ev == NULL) return gpr_strdup("null");
+
+  gpr_strvec_init(&buf);
+
+  switch (ev->type) {
+    case GRPC_QUEUE_TIMEOUT:
+      gpr_strvec_add(&buf, gpr_strdup("QUEUE_TIMEOUT"));
+      break;
+    case GRPC_QUEUE_SHUTDOWN:
+      gpr_strvec_add(&buf, gpr_strdup("QUEUE_SHUTDOWN"));
+      break;
+    case GRPC_OP_COMPLETE:
+      gpr_strvec_add(&buf, gpr_strdup("OP_COMPLETE: "));
+      addhdr(&buf, ev);
+      adderr(&buf, ev->success);
+      break;
+  }
+
+  out = gpr_strvec_flatten(&buf, NULL);
+  gpr_strvec_destroy(&buf);
+  return out;
+}