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

EAPI=4

EGIT_REPO_URI="git://git.overlays.gentoo.org/proj/emacs-tools.git"
EGIT_BRANCH="${PN}"

inherit elisp git-2

DESCRIPTION="Gentoo support for Emacs running as a server in the background"
HOMEPAGE="http://www.gentoo.org/proj/en/lisp/emacs/"
SRC_URI=""

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
IUSE=""

DEPEND=">=virtual/emacs-23"
RDEPEND="${DEPEND}"

SITEFILE="10${PN}-gentoo.el"

pkg_setup() {
	local has_daemon has_gtk line
	has_daemon=$(${EMACS} ${EMACSFLAGS} --eval "(princ (fboundp 'daemonp))")
	has_gtk=$(${EMACS} ${EMACSFLAGS} --eval "(princ (featurep 'gtk))")

	if [[ ${has_daemon} != t ]]; then
		while read line; do ewarn "${line}"; done <<-EOF
		Your current Emacs version does not support running as a daemon
		which is required for ${CATEGORY}/${PN}.
		Use "eselect emacs" to select an Emacs version >= 23.
		EOF
	elif [[ ${has_gtk} == t ]]; then
		while read line; do ewarn "${line}"; done <<-EOF
		Your current Emacs is compiled with GTK+. There is a long-standing
		bug in GTK+ that prevents Emacs from recovering from X disconnects:
		<http://bugzilla.gnome.org/show_bug.cgi?id=85715>
		If you run Emacs as a daemon, then it is strongly recommended that
		you compile it with the Lucid toolkit, i.e. with USE="Xaw3d -gtk".
		EOF
	fi
}

src_compile() { :; }

src_install() {
	newinitd emacs.rc emacs
	newconfd emacs.conf emacs
	exeinto /usr/libexec/emacs
	doexe emacs-wrapper.sh emacs-stop.sh
	elisp-site-file-install "${SITEFILE}" || die
	dodoc README ChangeLog
}