[kibibyte]

For me, it doesn't even respond to ^C (or even ^\). I had to ^Z it, and then `kill %1`.

Could be an OS-dependent thing. I'm using OS X.

[Keyframe]

Indeed. It could use in front of while loop something like:

int_cmd(){exit 1;}trap 'int_cmd' 2;

[brokenparser]

You get what you pay for.