// 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. // Author: Zhangyi Chen (chenzhangyi01@baidu.com) // 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