# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

src_remove_dual_file() {
	local i pkg ver
	pkg="$1"
	ver="$2"
	shift 2
	case "${EBUILD_PHASE:-none}" in
		postinst|postrm)
			for i in "$@" ; do
				alternatives_auto_makesym "${i}" "${i}-[0-9]*"
			done
			;;
		setup)
			for i in "$@" ; do
				if [[ -f ${EROOT}${i} && ! -h ${EROOT}${i} ]] ; then
					has_version ${pkg} && ewarn "You must reinstall ${pkg} !"
					break
				fi
			done
			;;
		install)
			for i in "$@" ; do
				if ! [[ -f "${ED}"${i} ]] ; then
					ewarn "${i} does not exist!"
					continue
				fi
				mv "${ED}"${i}{,-${ver}-${P}} || die
			done
			;;
	esac
}

src_remove_dual_man() {
	local i pkg ver ff
	pkg="$1"
	ver="$2"
	shift 2
	case "${EBUILD_PHASE:-none}" in
		postinst|postrm)
			for i in "$@" ; do
				ff=`echo "${EROOT}${i%.[0-9]}-${ver}-${P}${i#${i%.[0-9]}}"*`
				ff=${ff##*${i#${i%.[0-9]}}}
				alternatives_auto_makesym "${i}${ff}" "${i%.[0-9]}-[0-9]*"
			done
			;;
		install)
			for i in "$@" ; do
				if ! [[ -f "${ED}"${i} ]] ; then
					ewarn "${i} does not exist!"
					continue
				fi
				mv "${ED}"${i} "${ED}"${i%.[0-9]}-${ver}-${P}${i#${i%.[0-9]}} || die
			done
			;;
	esac
}

src_remove_dual() {
	local i pkg ver
	pkg="$1"
	ver="$2"
	shift 2
	for i in "$@" ; do
		src_remove_dual_file  "${pkg}" "${ver}" "/usr/bin/${i}"
		src_remove_dual_man   "${pkg}" "${ver}" "/usr/share/man/man1/${i}.1"
	done
}