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Full Discussion: what does this 'trap' do?
Top Forums Shell Programming and Scripting what does this 'trap' do? Post 302611143 by jim mcnamara on Thursday 22nd of March 2012 09:56:19 AM
Old 03-22-2012
blocks (forces the script to ignore) singals numbered 1 2 or 3.

To see what that is
Code:
kill -l

That is a lowercase - ell
This User Gave Thanks to jim mcnamara For This Post:
 

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avahi-dnsconfd(8)					      System Manager's Manual						 avahi-dnsconfd(8)

NAME
avahi-dnsconfd - Unicast DNS server from mDNS/DNS-SD configuration daemon SYNOPSIS
avahi-dnsconfd [options] avahi-dnsconfd --kill avahi-dnsconfd --refresh avahi-dnsconfd --check DESCRIPTION
avahi-dnsconfd connects to a running avahi-daemon and runs the script /etc/avahi/dnsconfd.action for each unicast DNS server that is announced on the local LAN. This is useful for configuring unicast DNS servers in a DHCP-like fashion with mDNS. OPTIONS
-D | --daemonize Daemonize after startup and redirect log messages to syslog. -s | --syslog Log to syslog instead of STDERR. Implied by --daemonize. -k | --kill Kill an already running avahi-dnsconfd. (equivalent to sending a SIGTERM) -r | --refresh Tell an already running avahi-dnsconfd to refresh the DNS server data. (equivalent to sending a SIGHUP) -c | --check Return 0 as return code when avahi-dnsconfd is already running. -h | --help Show help -v | --version Show version information FILES
/etc/avahi/avahi-dnsconfd.action: the script to run when a DNS server is found or removed. SIGNALS
SIGINT, SIGTERM: avahi-dnsconfd will shutdown. This is issued by passing --kill to avahi-daemon. SIGHUP: avahi-dnsconfd will refresh the DNS server data. AUTHORS
The Avahi Developers <avahi (at) lists (dot) freedesktop (dot) org>; Avahi is available from http://avahi.org/ SEE ALSO
avahi-daemon(8), avahi-dnsconfd.action(8) COMMENTS
This man page was written using xml2man(1) by Oliver Kurth. Manuals User avahi-dnsconfd(8)
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