What Is trigger?
The trigger package contains tools for running programs on demand, invoked by external programs via data written to a fifo.
trigger-listen program listens to a fifo and runs an arbitrary program
when it reads data from the fifo.
trigger-pull program pulls a trigger.
trigger-wait program listens to a fifo for a trigger pull and optionally
runs a program.
Files in this package are in the public domain.
The trigger package comes with NO WARRANTY.