#!/bin/sh # See COPYING file for copyright and license details. test $# -ne 1 && echo "usage: $0 bookid" && exit getgbook -p $1 2>/dev/null | while read i do code=`echo $i|awk '{print $1}'` num=`echo $i|awk '{print $2}'` test -n "$num" && num=`printf '%04d' $num` || num=$code test -f $num.png || echo $code | getgbook $1 done