Module

`sysl.signal.sys`

set_default set_ignored set_restored

Import import sysl.signal.sys

Requires: requires { os }

Index

set_default set_ignored set_restored

Constants

`set_default`

const set_default: int = 0

What disposition sets a signal to: the action the system takes for it when nobody has said otherwise – for most signals, ending the program.

`set_ignored`

const set_ignored: int = 1

What disposition sets a signal to: nothing at all. The signal is discarded where it arrives.

`set_restored`

const set_restored: int = 2

What disposition sets a signal to: whatever it was before watch was first asked for it, which the supplier kept. A signal watch never touched is left as it is, and that is success.