mirror of
https://github.com/LadybirdBrowser/ladybird.git
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f820917a76
This commit converts naked `new`s to `AK::try_make` and `AK::try_create` wherever possible. If the called constructor is private, this can not be done, so we instead now use the standard-defined and compiler-agnostic `new (nothrow)`.
53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "ProcessGroup.h"
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namespace Kernel {
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RecursiveSpinLock g_process_groups_lock;
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ProcessGroup::List* g_process_groups;
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ProcessGroup::~ProcessGroup()
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{
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ScopedSpinLock lock(g_process_groups_lock);
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g_process_groups->remove(*this);
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}
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RefPtr<ProcessGroup> ProcessGroup::create(ProcessGroupID pgid)
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{
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auto process_group = adopt_ref_if_nonnull(new (nothrow) ProcessGroup(pgid));
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if (process_group) {
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ScopedSpinLock lock(g_process_groups_lock);
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g_process_groups->prepend(*process_group);
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}
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return process_group;
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}
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RefPtr<ProcessGroup> ProcessGroup::find_or_create(ProcessGroupID pgid)
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{
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ScopedSpinLock lock(g_process_groups_lock);
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if (auto existing = from_pgid(pgid))
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return existing.release_nonnull();
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return create(pgid);
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}
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RefPtr<ProcessGroup> ProcessGroup::from_pgid(ProcessGroupID pgid)
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{
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ScopedSpinLock lock(g_process_groups_lock);
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for (auto& group : *g_process_groups) {
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if (group.pgid() == pgid)
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return &group;
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}
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return nullptr;
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}
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}
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