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kernel: Avoid processing unregistered signals for init

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apio 2023-07-10 19:48:46 +02:00
parent 15d6aae701
commit bdcb690a7a
Signed by: apio
GPG Key ID: B8A7D06E42258954
1 changed files with 6 additions and 0 deletions
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6
kernel/src/thread/Thread.cpp
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@ -117,6 +117,12 @@ void Thread::process_pending_signals(Registers* current_regs)
if (handler.sa_handler == SIG_DFL) if (handler.sa_handler == SIG_DFL)
{ {
default_signal: default_signal:
if (id == 1)
{
kwarnln("signal: init got a signal it has no handler for, ignoring");
return;
}
kinfoln("signal: using default behavior (handler=SIG_DFL) (terminating)"); kinfoln("signal: using default behavior (handler=SIG_DFL) (terminating)");
// FIXME: Add different default handlers for different signals and add signal exit codes. // FIXME: Add different default handlers for different signals and add signal exit codes.
exit_and_signal_parent(255); exit_and_signal_parent(255);