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Debugging a makefile, as one does..
turns out...
zip(1) exits with code 12 if it "has nothing to do"
mother fucker we have a code for that already it's called zero. There's *got* to be a history here and I wanna know it.
@whack@hachyderm.io I sympathize. I had to debug the same issue before at a previous job; build scripts breaking because zip return codes. I don't remember how I ended up handling them. Might have wrapped zip in a shell script that checked for last $? exit code or something, not sure, it was a long time ago.
@rozenglass Always weird finding surprising software behavior; I check the exit code and move on - `x=$?; [ "$x" -eq 0 -o "$x" -eq 12 ] || exit $x` -