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change how signal handler raises fatal signal to enable core dump files #3759

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Merged
andypugh merged 1 commit into from
Feb 1, 2026
Merged

change how signal handler raises fatal signal to enable core dump files #3759

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4 changes: 3 additions & 1 deletion src/rtapi/uspace_rtapi_app.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -693,7 +693,9 @@ static void signal_handler(int sig, siginfo_t * /*si*/, void * /*uctx*/)
"rtapi_app: caught signal %d - dumping core\n", sig);
sleep(1); // let syslog drain
signal(sig, SIG_DFL);
raise(sig);
// for reasons unknown raise(sig); doesn't lead to core dump file
// but this will
kill(getpid(), sig);
break;
}
exit(1);
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