#!/bin/bash

SRCDIR=/home/martti/Arnold\ repository/pub/games
DESTDIR=/home/martti/Roms/C64/arnold

# searches through the SRCDIR
find "$SRCDIR" -name '*.zip' -printf '%P\n' |\
while IFS= read -r; do
	# Evaluate Target
	# Remove Extensions
	UNZIPDIR="$DESTDIR"/"${REPLY%.*}"
	# Make Dirs
	mkdir -p "$UNZIPDIR"
	# Unzip it to that place...
	unzip "$SRCDIR"/"$REPLY" -d "$UNZIPDIR"
done