[shric]

Yeah, the best part is it blocks control-c so you have to sit through the whole thing or until you figure out control-z.

https://github.com/mtoyoda/sl/blob/master/sl.c#L93

[JoshTriplett]

Or Ctrl-\ (SIGQUIT), which most software doesn't block.

There's also https://github.com/rwos/gti