#!/bin/sh
# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: $
#
# Author: <solar@gentoo.org>
#
# This function is for general purpose functions that most ebuilds would
# have to implement themselves.
#
# Note:  If you add anything, please comment it!
# 
# Format:
#	dosign sigfile signed-files
#

# Check if checksign feature set.
if [ "${FEATURES/checksign/}" != "${FEATURES}" ] ; then

	# make sure gpg exists and is executable.
	if [ -x /usr/bin/gpg ]; then

		# set sigfile shift and take rest of arguments as signed-files
		sigfile=$1
		shift
		signed_files=$@

		/usr/bin/gpg --verify ${sigfile} ${signed_files}

		# TODO: do something here when gpg fails.
		[ $? = 0 ] &&  return 1
	fi
fi