This is true. I've tried to read some gnu code in the past (tar) and patch another (df) and... ran away instead. It's doable, but so messy I'd rather write my o

This is true. I've tried to read some gnu code in the past (tar) and patch another (df) and... ran away instead. It's doable, but so messy I'd rather write my own very specific command, than try improving one of the old-style gnu ones.