1 /** 2 * Copyright © 2017 IBM Corporation 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #include <stdexcept> 17 #include <unistd.h> 18 #include "filedescriptor.hpp" 19 #include <phosphor-logging/elog.hpp> 20 #include "elog-errors.hpp" 21 22 namespace openpower 23 { 24 namespace util 25 { 26 27 FileDescriptor::FileDescriptor(const std::string& path) 28 { 29 using namespace phosphor::logging; 30 31 fd = open(path.c_str(), O_RDWR | O_SYNC); 32 33 if (fd < 0) 34 { 35 elog<org::open_power::Proc::CFAM::OpenFailure>( 36 org::open_power::Proc::CFAM::OpenFailure::ERRNO(errno), 37 org::open_power::Proc::CFAM::OpenFailure::PATH(path.c_str())); 38 } 39 } 40 41 42 FileDescriptor::~FileDescriptor() 43 { 44 if (fd >= 0) 45 { 46 close(fd); 47 } 48 } 49 50 } 51 } 52