#!/bin/bash
# findhal
# written by count_zero
# distributed under the GPL v2
# (Really) Quick Bash Script to find device sections in the output of `lshal`
# Usage: findhal <query>

limit=`lshal | grep -i -o $1 | sed -n 'G; s/\n/&&/; /^\([ -~]*\n\).*\n\1/d; s/\n//; h; P' | wc -l`
line=1

until [ "$line" == $(( limit + 1 )) ]
do 
search=`lshal | grep -i -o $1 | sed -n 'G; s/\n/&&/; /^\([ -~]*\n\).*\n\1/d; s/\n//; h; P' | sed -n "$line s/.*/&/p"`
lshal | sed -e '/./{H;$!d;}' -e "x;/$search/!d;"
line=$(( line + 1 ))
done