--- /dev/null
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+inherit eutils systemd toolchain-funcs
+
+DESCRIPTION="NTP client and server programs"
+HOMEPAGE="http://chrony.tuxfamily.org/"
+SRC_URI="http://download.tuxfamily.org/${PN}/${P/_/-}.tar.gz"
+LICENSE="GPL-2"
+SLOT="0"
+
+KEYWORDS="~amd64 ~arm ~hppa ~mips ~ppc ~ppc64 ~sparc ~x86"
+IUSE="caps +cmdmon ipv6 libedit +ntp +phc +pps readline +refclock +rtc selinux +adns"
+REQUIRED_USE="
+ ?? ( libedit readline )
+"
+
+CDEPEND="
+ caps? ( sys-libs/libcap )
+ libedit? ( dev-libs/libedit )
+ readline? ( >=sys-libs/readline-4.1-r4:= )
+"
+DEPEND="
+ ${CDEPEND}
+ sys-apps/texinfo
+"
+RDEPEND="
+ ${CDEPEND}
+ selinux? ( sec-policy/selinux-chronyd )
+"
+
+RESTRICT=test
+
+S="${WORKDIR}/${P/_/-}"
+
+src_prepare() {
+ sed -i \
+ -e 's:/etc/chrony\.:/etc/chrony/chrony.:g' \
+ -e 's:/var/run:/run:g' \
+ conf.c chrony.texi.in examples/* FAQ || die
+}
+
+src_configure() {
+ tc-export CC
+
+ local CHRONY_EDITLINE
+ # ./configure legend:
+ # --disable-readline : disable line editing entirely
+ # --without-readline : do not use sys-libs/readline (enabled by default)
+ # --without-editline : do not use dev-libs/libedit (enabled by default)
+ if ! use readline && ! use libedit; then
+ CHRONY_EDITLINE='--disable-readline'
+ else
+ CHRONY_EDITLINE+=" $(usex readline '' --without-readline)"
+ CHRONY_EDITLINE+=" $(usex libedit '' --without-editline)"
+ fi
+
+ # not an autotools generated script
+ local CHRONY_CONFIGURE="
+ ./configure \
+ $(usex caps '' --disable-linuxcaps) \
+ $(usex cmdmon '' --disable-cmdmon) \
+ $(usex ipv6 '' --disable-ipv6) \
+ $(usex ntp '' --disable-ntp) \
+ $(usex phc '' --disable-phc) \
+ $(usex pps '' --disable-pps) \
+ $(usex rtc '' --disable-rtc) \
+ $(usex refclock '' --disable-refclock) \
+ $(usex adns '' --disable-asyncdns) \
+ ${CHRONY_EDITLINE} \
+ ${EXTRA_ECONF} \
+ --docdir=/usr/share/doc/${PF} \
+ --infodir=/usr/share/info \
+ --mandir=/usr/share/man \
+ --prefix=/usr \
+ --sysconfdir=/etc/chrony \
+ --disable-sechash \
+ --without-nss \
+ --without-tomcrypt
+ "
+
+ # print the ./configure call to aid in future debugging
+ einfo ${CHRONY_CONFIGURE}
+ bash ${CHRONY_CONFIGURE} || die
+}
+
+src_compile() {
+ emake all docs
+}
+
+src_install() {
+ default
+
+ doinfo chrony.info*
+
+ newinitd "${FILESDIR}"/chronyd.init chronyd
+ newconfd "${FILESDIR}"/chronyd.conf chronyd
+
+ insinto /etc/${PN}
+ newins examples/chrony.conf.example3 chrony.conf
+ newins examples/chrony.keys.example chrony.keys
+
+ dodoc examples/*.example*
+
+ keepdir /var/{lib,log}/chrony
+
+ insinto /etc/logrotate.d
+ newins "${FILESDIR}"/chrony.logrotate chrony
+
+ systemd_newunit "${FILESDIR}"/chronyd.service-r2 chronyd.service
+ systemd_enable_ntpunit 50-chrony chronyd.service
+}