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main.c: remove set_signal_handler code duplication

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This commit is contained in:
rofl0r 2020-09-06 23:08:10 +01:00
parent 8ba0ac4e86
commit 95b1a8ea06
1 changed files with 13 additions and 22 deletions
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35
src/main.c
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@ -271,6 +271,15 @@ done:
return ret;
}
static void setup_sig(int sig, signal_func *sigh,
const char* signame, const char* argv0) {
if (set_signal_handler (sig, sigh) == SIG_ERR) {
fprintf (stderr, "%s: Could not set the \"%s\" signal.\n",
argv0, signame);
exit (EX_OSERR);
}
}
int
main (int argc, char **argv)
{
@ -338,11 +347,7 @@ main (int argc, char **argv)
makedaemon ();
}
if (set_signal_handler (SIGPIPE, SIG_IGN) == SIG_ERR) {
fprintf (stderr, "%s: Could not set the \"SIGPIPE\" signal.\n",
argv[0]);
exit (EX_OSERR);
}
setup_sig(SIGPIPE, SIG_IGN, "SIGPIPE", argv[0]);
#ifdef FILTER_ENABLE
if (config->filter)
@ -380,23 +385,9 @@ main (int argc, char **argv)
/* These signals are only for the parent process. */
log_message (LOG_INFO, "Setting the various signals.");
if (set_signal_handler (SIGCHLD, takesig) == SIG_ERR) {
fprintf (stderr, "%s: Could not set the \"SIGCHLD\" signal.\n",
argv[0]);
exit (EX_OSERR);
}
if (set_signal_handler (SIGTERM, takesig) == SIG_ERR) {
fprintf (stderr, "%s: Could not set the \"SIGTERM\" signal.\n",
argv[0]);
exit (EX_OSERR);
}
if (daemonized && set_signal_handler (SIGHUP, takesig) == SIG_ERR) {
fprintf (stderr, "%s: Could not set the \"SIGHUP\" signal.\n",
argv[0]);
exit (EX_OSERR);
}
setup_sig (SIGCHLD, takesig, "SIGCHLD", argv[0]);
setup_sig (SIGTERM, takesig, "SIGTERM", argv[0]);
if (daemonized) setup_sig (SIGHUP, takesig, "SIGHUP", argv[0]);
/* Start the main loop */
log_message (LOG_INFO, "Starting main loop. Accepting connections.");