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+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+# @ECLASS: cannadic.eclass
+# @AUTHOR:
+# Original author: Mamoru KOMACHI <usata@gentoo.org>
+# @BLURB: Function for Canna compatible dictionaries
+# @DESCRIPTION:
+# The cannadic eclass is used for installation and setup of Canna
+# compatible dictionaries within the Portage system.
+
+
+EXPORT_FUNCTIONS src_install pkg_setup pkg_postinst pkg_postrm
+
+IUSE=""
+
+HOMEPAGE="http://canna.sourceforge.jp/"		# you need to change this!
+SRC_URI="mirror://gentoo/${P}.tar.gz"
+
+LICENSE="public-domain"
+SLOT="0"
+
+S="${WORKDIR}"
+
+DICSDIRFILE="${FILESDIR}/*.dics.dir"
+CANNADICS="${CANNADICS}"			# (optional)
+DOCS="README*"
+
+# You don't need to modify these
+#local cannadir dicsdir
+cannadir="${ROOT}/var/lib/canna/dic/canna"
+dicsdir="${ROOT}/var/lib/canna/dic/dics.d"
+
+# @FUNCTION: cannadic_pkg_setup
+# @DESCRIPTION:
+# Sets up cannadic dir
+cannadic_pkg_setup() {
+
+	keepdir $cannadir
+	fowners bin:bin $cannadir
+	fperms 0775 $cannadir
+}
+
+# @FUNCTION: cannadic-install
+# @DESCRIPTION:
+# Installs dictionaries to cannadir
+cannadic-install() {
+
+	insinto $cannadir
+	insopts -m0664 -o bin -g bin
+	doins "$@"
+}
+
+# @FUNCTION: dicsdir-install
+# @DESCRIPTION:
+# Installs dics.dir from ${DICSDIRFILE}
+dicsdir-install() {
+
+	insinto ${dicsdir}
+	doins ${DICSDIRFILE}
+}
+
+# @FUNCTION: cannadic_src_install
+# @DESCRIPTION:
+# Installs all dictionaries under ${WORKDIR}
+# plus dics.dir and docs
+cannadic_src_install() {
+
+	for f in *.c[btl]d *.t ; do
+		cannadic-install $f
+	done 2>/dev/null
+
+	dicsdir-install || die
+
+	dodoc ${DOCS}
+}
+
+# @FUNCTION: update-cannadic-dir
+# @DESCRIPTION:
+# Updates dics.dir for Canna Server, script for this part taken from Debian GNU/Linux
+#
+#  compiles dics.dir files for Canna Server
+#  Copyright 2001 ISHIKAWA Mutsumi
+#  Licensed under the GNU General Public License, version 2.  See the file
+#  /usr/portage/license/GPL-2 or <http://www.gnu.org/copyleft/gpl.txt>.
+update-cannadic-dir() {
+
+	einfo
+	einfo "Updating dics.dir for Canna ..."
+	einfo
+
+	# write new dics.dir file in case we are interrupted
+	cat >${cannadir}/dics.dir.update-new<<-EOF
+	# dics.dir -- automatically generated file by Portage.
+	# DO NOT EDIT BY HAND.
+	EOF
+
+	for file in ${dicsdir}/*.dics.dir ; do
+		echo "# $file" >> ${cannadir}/dics.dir.update-new
+		cat $file >> ${cannadir}/dics.dir.update-new
+		einfo "Added $file."
+	done
+
+	mv ${cannadir}/dics.dir.update-new ${cannadir}/dics.dir
+
+	einfo
+	einfo "Done."
+	einfo
+}
+
+# @FUNCTION: cannadic_pkg_postinst
+# @DESCRIPTION:
+# Updates dics.dir and print out notice after install
+cannadic_pkg_postinst() {
+	update-cannadic-dir
+	einfo
+	einfo "Please restart cannaserver to fit the changes."
+	einfo "You need to modify your config file (~/.canna) to enable dictionaries."
+
+	if [ -n "${CANNADICS}" ] ; then
+		einfo "e.g) add $(for d in ${CANNADICS}; do
+				echo -n "\"$d\" "
+				done)to section use-dictionary()."
+		einfo "For details, see documents under /usr/share/doc/${PF}"
+	fi
+
+	einfo "If you do not have ~/.canna, you can find sample files in /usr/share/canna."
+	ewarn "If you are upgrading from existing dictionary, you may need to recreate"
+	ewarn "user dictionary if you have one."
+	einfo
+}
+
+# @FUNCTION: cannadic_pkg_postrm
+# @DESCRIPTION:
+# Updates dics.dir and print out notice after uninstall
+cannadic_pkg_postrm() {
+	update-cannadic-dir
+	einfo
+	einfo "Please restart cannaserver to fit changes."
+	einfo "and modify your config file (~/.canna) to disable dictionary."
+
+	if [ -n "${CANNADICS}" ] ; then
+		einfo "e.g) delete $(for d in ${CANNADICS}; do
+				echo -n "\"$d\" "
+				done)from section use-dictionary()."
+	fi
+
+	einfo
+}