#!/bin/bash
#
# Undo apt-get build-dep.
#
# See
# http://www.heirbaut.nl/2011/02/06/remove-build-dependencies-after-apt-get-build-dep/
# http://www.webupd8.org/2010/10/undo-apt-get-build-dep-remove-build.html
# http://mikebeach.org/2011/04/undo-apt-get-build-dep/
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License along with this program.  If not, see
# <http://www.gnu.org/licenses/>.

# Load.
source $APP_BASE/lib/hydra/functions || exit 1
hydra_config_load

if [ -z "$1" ]; then
  echo "usage: `basename $0` <package>"
  exit 1
fi
 
# Set sudo config
if [ "`whoami`" != 'root' ]; then
  sudo="sudo"
fi

$sudo aptitude markauto $(apt-cache showsrc "$1" \
    | grep Build-Depends \
    | perl -p -e 's/(?:[\[(].+?[\])]|Build-Depends:|,|\|)//g')

$sudo apt autoremove --purge