53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
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/*
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* Copyright (c) 2025, ayeteadoe <ayeteadoe@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibCore/EventLoop.h>
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#include <LibWebView/ProcessMonitor.h>
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#if !defined(AK_OS_WINDOWS)
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# include <LibCore/System.h>
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#endif
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namespace WebView {
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ProcessMonitor::ProcessMonitor(Function<void(pid_t)> exit_handler)
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: m_on_process_exit(move(exit_handler))
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{
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#if !defined(AK_OS_WINDOWS)
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m_signal_handle = Core::EventLoop::register_signal(SIGCHLD, [this](int) {
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auto result = Core::System::waitpid(-1, WNOHANG);
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while (!result.is_error() && result.value().pid > 0) {
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auto& [pid, status] = result.value();
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if (m_monitored_processes.contains(pid)) {
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if (WIFEXITED(status) || WIFSIGNALED(status)) {
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m_monitored_processes.remove(pid);
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m_on_process_exit(pid);
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}
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}
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result = Core::System::waitpid(-1, WNOHANG);
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}
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});
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#endif
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}
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ProcessMonitor::~ProcessMonitor()
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{
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#if defined(AK_OS_WINDOWS)
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// FIXME: Unregister all processes from the event loop on Windows
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#else
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Core::EventLoop::unregister_signal(m_signal_handle);
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#endif
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}
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void ProcessMonitor::add_process(pid_t pid)
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{
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m_monitored_processes.set(pid, AK::HashSetExistingEntryBehavior::Keep);
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#if defined(AK_OS_WINDOWS)
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// FIXME: Register the process with the event loop on Windows
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#endif
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}
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}
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