Overview

zutil signal default signame
zutil signal ignore  signame
zutil signal trap    signame signalhandler
zutil signal get     signame
zutil signal send    signame pid

The 'signal default' command installs the default signal handler of the system for the given signal name.

The 'signal ignore' command set the signal state to ignore for the specified signal.

The 'signal trap' command installs a custom signal handler for the given signal name that will be evaluated. The substitution '%S' can be used to pass the name of the signal to the callback.

The 'signal get' command returns the signal states for the specified signal.

The 'signal send' command sends the signal with the given signal name to the process with the given pid.