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Kernel: waitpid() should unblock and -ECHILD if SIG_IGN reaps child

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This commit is contained in:
Andreas Kling 2019-09-08 13:54:48 +02:00
parent c983e96664
commit 23eafdb8d6
2 changed files with 8 additions and 0 deletions
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3
Kernel/Process.cpp
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@ -1554,6 +1554,9 @@ pid_t Process::sys$waitpid(pid_t waitee, int* wstatus, int options)
// NOTE: If waitee was -1, m_waitee_pid will have been filled in by the scheduler.
Process* waitee_process = Process::from_pid(waitee_pid);
if (!waitee_process)
return -ECHILD;
ASSERT(waitee_process);
if (waitee_process->is_dead()) {
exit_status = reap(*waitee_process);