74 lines
1.6 KiB
C++
74 lines
1.6 KiB
C++
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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/process/process.h"
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#include <sys/resource.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include "base/logging.h"
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#include "base/process/kill.h"
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namespace base {
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// static
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Process Process::Current() {
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return Process(GetCurrentProcessHandle());
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}
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ProcessId Process::pid() const {
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if (process_ == 0)
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return 0;
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return GetProcId(process_);
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}
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bool Process::is_current() const {
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return process_ == GetCurrentProcessHandle();
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}
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void Process::Close() {
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process_ = 0;
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// if the process wasn't terminated (so we waited) or the state
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// wasn't already collected w/ a wait from process_utils, we're gonna
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// end up w/ a zombie when it does finally exit.
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}
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void Process::Terminate(int result_code) {
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// result_code isn't supportable.
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if (!process_)
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return;
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// We don't wait here. It's the responsibility of other code to reap the
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// child.
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KillProcess(process_, result_code, false);
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}
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#if !defined(OS_LINUX)
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bool Process::IsProcessBackgrounded() const {
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// See SetProcessBackgrounded().
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return false;
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}
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bool Process::SetProcessBackgrounded(bool value) {
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// POSIX only allows lowering the priority of a process, so if we
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// were to lower it we wouldn't be able to raise it back to its initial
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// priority.
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return false;
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}
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// static
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bool Process::CanBackgroundProcesses() {
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return false;
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}
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#endif
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int Process::GetPriority() const {
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DCHECK(process_);
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return getpriority(PRIO_PROCESS, process_);
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}
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} // namspace base
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