ladybird/Kernel/Syscalls/exit.cpp
2021-10-01 00:51:49 +01:00

37 lines
924 B
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/KSyms.h>
#include <Kernel/PerformanceManager.h>
#include <Kernel/Process.h>
#include <Kernel/Thread.h>
namespace Kernel {
void Process::sys$exit(int status)
{
// FIXME: We have callers from kernel which don't acquire the big process lock.
if (Thread::current()->previous_mode() == Thread::PreviousMode::UserMode) {
VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this);
}
{
ProtectedDataMutationScope scope { *this };
m_protected_values.termination_status = status;
m_protected_values.termination_signal = 0;
}
auto* current_thread = Thread::current();
current_thread->set_profiling_suppressed();
PerformanceManager::add_thread_exit_event(*current_thread);
die();
current_thread->die_if_needed();
VERIFY_NOT_REACHED();
}
}