brpc/include/butil/popen.h
2022-12-14 19:05:52 +08:00

35 lines
1.2 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
// Date: 2017/11/04 17:13:18
#ifndef PUBLIC_COMMON_POPEN_H
#define PUBLIC_COMMON_POPEN_H
#include <ostream>
namespace butil {
// Read the stdout of child process executing `cmd'.
// Returns the exit status(0-255) of cmd and all the output is stored in
// |os|. -1 otherwise and errno is set appropriately.
int read_command_output(std::ostream& os, const char* cmd);
}
#endif //PUBLIC_COMMON_POPEN_H