intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 44 insertions, 0 deletions

diff --git a/contrib/libs/grpc/src/cpp/server/create_default_thread_pool.cc b/contrib/libs/grpc/src/cpp/server/create_default_thread_pool.cc
new file mode 100644
index 00000000000..8ca3e32c2fb
--- /dev/null
+++ b/contrib/libs/grpc/src/cpp/server/create_default_thread_pool.cc
@@ -0,0 +1,44 @@
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <grpc/support/cpu.h>
+
+#include "src/cpp/server/dynamic_thread_pool.h"
+
+#ifndef GRPC_CUSTOM_DEFAULT_THREAD_POOL
+
+namespace grpc {
+namespace {
+
+ThreadPoolInterface* CreateDefaultThreadPoolImpl() {
+  int cores = gpr_cpu_num_cores();
+  if (!cores) cores = 4;
+  return new DynamicThreadPool(cores);
+}
+
+CreateThreadPoolFunc g_ctp_impl = CreateDefaultThreadPoolImpl;
+
+}  // namespace
+
+ThreadPoolInterface* CreateDefaultThreadPool() { return g_ctp_impl(); }
+
+void SetCreateThreadPool(CreateThreadPoolFunc func) { g_ctp_impl = func; }
+
+}  // namespace grpc
+
+#endif  // !GRPC_CUSTOM_DEFAULT_THREAD_POOL