Add a signal handler for SIGINT to make sure that the PID file
gets cleaned up upon receiving SIGINT. This un-breaks subsequent executions of ipfwpcap and helps when debugging network/divert issues like this: ipfwpcap -r 6000 - | tcpdump -r - MFC after: 1 week
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=172581
@ -106,6 +106,7 @@ int pn;
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siginterrupt(SIGHUP, 1);
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signal (SIGTERM, quit);
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signal (SIGHUP, quit);
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signal (SIGINT, quit);
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n = write(fd, numbuf, numlen);
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if (n < 0) { perror(pidfile); quit(23); }
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