Minimum viable product. TERM closes gracefully, KILL just removes PID, and USR1 rotates immediately and restarts timer.
Other changes:
- Whitespace
- Implemented using lazy, excessive use of global variables. This needs to be improved.
- Comment blocks
Cropping should be avoided if the image is the same size also, not just if it is smaller.
I was using a minimum of 2 outputs while testing on my desktop. Revert that to 1.
Remove trailing tabs.
John Mertz