// Copyright (c) 2014 Baidu, Inc.
// 
// 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.

// Authors: Ge,Jun (gejun@baidu.com)

#ifndef BRPC_HAS_EPOLLRDHUP_H
#define BRPC_HAS_EPOLLRDHUP_H


namespace brpc {

// Check if the kernel supports EPOLLRDHUP which is added in Linux 2.6.17
// This flag is useful in Edge Triggered mode. Without the flag user has
// to call an additional read() even if return value(positive) is less
// than given `count', otherwise return value=0(indicating EOF) may be lost.
extern const unsigned int has_epollrdhup;

} // namespace brpc


#endif  // BRPC_HAS_EPOLLRDHUP_H
