exercises/patches/gollum.sh

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#!/bin/bash
#
# "It isn't fair, my precious, is it,
# to ask us what it's got in it's
# nassty little pocketsess?"
# Gollum, The Hobbit, or There and Back Again
#
cd $(dirname $(which $0))
f=$(basename ../exercises/$1*.zig .zig 2> /dev/null)
b=../exercises/$f.zig
a=../answers/$f.zig
p=$f.patch
printf "\tf: '$f'\n\tb: '$b'\n\ta: '$a'\n"
if [[ ! -f $b ]]; then echo "We hates it!"; exit 1; fi
if [[ ! -a $a ]]; then echo "Where is it? Where is the answer, precious?"; exit; fi
echo Hisssss!
diff $b $a > $p
cat $p