# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-misc/ntp/ntp-4.2.6_p2-r1.ebuild,v 1.4 2014/01/08 06:19:03 vapier Exp $

EAPI="2"

inherit eutils toolchain-funcs flag-o-matic user

MY_P=${P/_p/p}
DESCRIPTION="Network Time Protocol suite/programs"
HOMEPAGE="http://www.ntp.org/"
SRC_URI="http://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-${PV:0:3}/${MY_P}.tar.gz
	mirror://gentoo/${MY_P}-manpages.tar.bz2"

LICENSE="HPND BSD ISC"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~sparc-fbsd ~x86-fbsd"
IUSE="caps debug ipv6 openntpd parse-clocks selinux snmp ssl vim-syntax zeroconf"

DEPEND=">=sys-libs/ncurses-5.2
	>=sys-libs/readline-4.1
	kernel_linux? ( caps? ( sys-libs/libcap ) )
	zeroconf? ( || ( net-dns/avahi[mdnsresponder-compat] net-misc/mDNSResponder ) )
	!openntpd? ( !net-misc/openntpd )
	snmp? ( net-analyzer/net-snmp )
	ssl? ( dev-libs/openssl )
	selinux? ( sec-policy/selinux-ntp )"
RDEPEND="${DEPEND}
	vim-syntax? ( app-vim/ntp-syntax )"
PDEPEND="openntpd? ( net-misc/openntpd )"

S=${WORKDIR}/${MY_P}

pkg_setup() {
	enewgroup ntp 123
	enewuser ntp 123 -1 /dev/null ntp
}

src_prepare() {
	epatch "${FILESDIR}"/${PN}-4.2.4_p5-adjtimex.patch #254030
	epatch "${FILESDIR}"/${PN}-4.2.4_p7-nano.patch #270483
	append-cppflags -D_GNU_SOURCE #264109
	# upstream has fixed these issues in newer versions; just ignore
	# it for older since the changes are invasive
	append-flags -fno-strict-aliasing
}

src_configure() {
	# avoid libmd5/libelf
	export ac_cv_search_MD5Init=no ac_cv_header_md5_h=no
	export ac_cv_lib_elf_nlist=no
	# blah, no real configure options #176333
	export ac_cv_header_dns_sd_h=$(use zeroconf && echo yes || echo no)
	export ac_cv_lib_dns_sd_DNSServiceRegister=${ac_cv_header_dns_sd_h}
	econf \
		--with-lineeditlibs=readline,edit,editline \
		$(use_enable caps linuxcaps) \
		$(use_enable parse-clocks) \
		$(use_enable ipv6) \
		$(use_enable debug debugging) \
		$(use_with snmp ntpsnmpd) \
		$(use_with ssl crypto)
}

src_install() {
	emake install DESTDIR="${D}" || die "install failed"
	# move ntpd/ntpdate to sbin #66671
	dodir /usr/sbin
	mv "${D}"/usr/bin/{ntpd,ntpdate} "${D}"/usr/sbin/ || die "move to sbin"

	dodoc ChangeLog INSTALL NEWS README TODO WHERE-TO-START
	doman "${WORKDIR}"/man/*.[58]
	dohtml -r html/*

	insinto /usr/share/ntp
	doins "${FILESDIR}"/ntp.conf
	cp -r scripts/* "${D}"/usr/share/ntp/ || die
	fperms -R go-w /usr/share/ntp
	find "${D}"/usr/share/ntp \
		'(' \
		-name '*.in' -o \
		-name 'Makefile*' -o \
		-name support \
		')' \
		-exec rm -r {} \;

	insinto /etc
	doins "${FILESDIR}"/ntp.conf
	newinitd "${FILESDIR}"/ntpd.rc ntpd
	newconfd "${FILESDIR}"/ntpd.confd ntpd
	newinitd "${FILESDIR}"/ntp-client.rc ntp-client
	newconfd "${FILESDIR}"/ntp-client.confd ntp-client
	use caps || dosed "s|-u ntp:ntp||" /etc/conf.d/ntpd
	dosed "s:/usr/bin:/usr/sbin:" /etc/init.d/ntpd

	keepdir /var/lib/ntp
	fowners ntp:ntp /var/lib/ntp

	if use openntpd ; then
		cd "${D}"
		rm usr/sbin/ntpd || die
		rm -r var/lib
		rm etc/{conf,init}.d/ntpd
		rm usr/share/man/*/ntpd.8 || die
	fi
}

pkg_postinst() {
	ewarn "You can find an example /etc/ntp.conf in /usr/share/ntp/"
	ewarn "Review /etc/ntp.conf to setup server info."
	ewarn "Review /etc/conf.d/ntpd to setup init.d info."
	echo
	elog "The way ntp sets and maintains your system time has changed."
	elog "Now you can use /etc/init.d/ntp-client to set your time at"
	elog "boot while you can use /etc/init.d/ntpd to maintain your time"
	elog "while your machine runs"
	if grep -qs '^[^#].*notrust' "${ROOT}"/etc/ntp.conf ; then
		echo
		eerror "The notrust option was found in your /etc/ntp.conf!"
		ewarn "If your ntpd starts sending out weird responses,"
		ewarn "then make sure you have keys properly setup and see"
		ewarn "http://bugs.gentoo.org/41827"
	fi
}