1// Copyright (c) 2008 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "base/process.h" 6 7#include <sys/types.h> 8#include <sys/time.h> 9#include <sys/resource.h> 10 11#include "base/process_util.h" 12#include "base/logging.h" 13 14namespace base { 15 16// static 17Process Process::Current() { 18 return Process(GetCurrentProcessHandle()); 19} 20 21ProcessId Process::pid() const { 22 if (process_ == 0) 23 return 0; 24 25 return GetProcId(process_); 26} 27 28bool Process::is_current() const { 29 return process_ == GetCurrentProcessHandle(); 30} 31 32void Process::Close() { 33 process_ = 0; 34 // if the process wasn't terminated (so we waited) or the state 35 // wasn't already collected w/ a wait from process_utils, we're gonna 36 // end up w/ a zombie when it does finally exit. 37} 38 39void Process::Terminate(int result_code) { 40 // result_code isn't supportable. 41 if (!process_) 42 return; 43 // We don't wait here. It's the responsibility of other code to reap the 44 // child. 45 KillProcess(process_, result_code, false); 46} 47 48#if !defined(OS_LINUX) 49bool Process::IsProcessBackgrounded() const { 50 // See SetProcessBackgrounded(). 51 return false; 52} 53 54bool Process::SetProcessBackgrounded(bool value) { 55 // POSIX only allows lowering the priority of a process, so if we 56 // were to lower it we wouldn't be able to raise it back to its initial 57 // priority. 58 return false; 59} 60#endif 61 62int Process::GetPriority() const { 63 DCHECK(process_); 64 return getpriority(PRIO_PROCESS, process_); 65} 66 67} // namspace base 68