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Fixed signal handler debug messages

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This commit is contained in:
Thulinma 2016-12-13 15:56:53 +01:00
parent 1131f69733
commit 48635357cb
1 changed files with 17 additions and 2 deletions
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19
lib/config.cpp
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@ -411,12 +411,24 @@ void Util::Config::activate() {
/// a SIGINT, SIGHUP or SIGTERM signal, reaps children for the SIGCHLD
/// signal, and ignores all other signals.
void Util::Config::signal_handler(int signum, siginfo_t * sigInfo, void * ignore) {
HIGH_MSG("Received signal %s (%d) from process %d", strsignal(signum), signum, sigInfo->si_pid);
switch (signum) {
case SIGINT: //these three signals will set is_active to false.
case SIGHUP:
case SIGTERM:
is_active = false;
default:
switch (sigInfo->si_code){
case SI_USER:
case SI_QUEUE:
case SI_TIMER:
case SI_ASYNCIO:
case SI_MESGQ:
INFO_MSG("Received signal %s (%d) from process %d", strsignal(signum), signum, sigInfo->si_pid);
break;
default:
INFO_MSG("Received signal %s (%d)", strsignal(signum), signum);
break;
}
break;
case SIGCHLD: { //when a child dies, reap it.
int status;
@ -427,9 +439,12 @@ void Util::Config::signal_handler(int signum, siginfo_t * sigInfo, void * ignore
break;
}
}
HIGH_MSG("Received signal %s (%d) from process %d", strsignal(signum), signum, sigInfo->si_pid);
break;
}
default: //other signals are ignored
case SIGPIPE:
//We ignore SIGPIPE to prevent messages triggering another SIGPIPE.
//Loops are bad, m'kay?
break;
}
} //signal_handler