#!/bin/sh

# for when you want to update from a specific apt source:
#
#	agu-grep pattern
# 
# or when you want to exclude a specific apt source:
#
#	agu-grep -v pattern

grep ${1+"$@"} /etc/apt/sources.list \
	| apt-get -o 'APT::Get::List-Cleanup=no' -o 'Dir::Etc::SourceList=/dev/fd/0' update