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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-libs/pam/pam-0.99.8.0.ebuild,v 1.3 2007/07/08 17:26:58 flameeyes Exp $

WANT_AUTOCONF="latest"
WANT_AUTOMAKE="latest"

inherit libtool multilib eutils autotools pam toolchain-funcs

MY_PN="Linux-PAM"
MY_P="${MY_PN}-${PV}"

HOMEPAGE="http://www.kernel.org/pub/linux/libs/pam/"
DESCRIPTION="Linux-PAM (Pluggable Authentication Modules)"

SRC_URI="mirror://kernel/linux/libs/pam/pre/library/${MY_P}.tar.bz2
	mirror://gentoo/${MY_P}-ldflags-to-libadd.patch.bz2"

LICENSE="PAM"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
IUSE="nls elibc_FreeBSD selinux vim-syntax"

RDEPEND="nls? ( virtual/libintl )
	>=sys-libs/cracklib-2.8.3
	sys-libs/pwdb
	selinux? ( >=sys-libs/libselinux-1.28 )"
DEPEND="${RDEPEND}
	nls? ( sys-devel/gettext )"
PDEPEND="vim-syntax? ( app-vim/pam-syntax )"

S="${WORKDIR}/${MY_P}"


PROVIDE="virtual/pam"

check_old_modules() {
	local retval="0"

	if sed -e 's:#.*::' /etc/pam.d/* | fgrep -q pam_stack.so; then
		eerror ""
		eerror "Your current setup is using the pam_stack module."
		eerror "This module is deprecated and no more supported, and since version"
		eerror "0.99 is no more installed, nor provided by any other package."
		eerror "The package will be built (to allow binary package builds), but will"
		eerror "not be installed."
		eerror "Please replace pam_stack usage with proper include directive usage,"
		eerror "following the PAM Upgrade guide at the following URL"
		eerror "  http://www.gentoo.org/proj/en/base/pam/upgrade-0.99.xml"
		eerror ""
		ebeep 15

		retval=1
	fi

	if sed -e 's:#.*::' /etc/pam.d/* | egrep -q 'pam_(pwdb|radius|timestamp|chroot)'; then
		eerror ""
		eerror "Your current setup is using one or more of the following modules,"
		eerror "that are not built or supported anymore:"
		eerror "pam_pwdb, pam_radius, pam_timestamp, pam_chroot"
		eerror "If you are in real need for these modules, please contact the maintainers"
		eerror "of PAM through http://bugs.gentoo.org/ providing information about its"
		eerror "use cases."
		ebeep 10

		retval=1
	fi

	# Produce the warnings only during upgrade, for the following two
	has_version '<sys-libs/pam-0.99' || return $retval

	if sed -e 's:#.*::' /etc/pam.d/* | fgrep -q pam_console.so; then
		ewarn ""
		ewarn "Your current setup is using the pam_console module."
		ewarn "Since version 0.99, ${CATEGORY}/${PN} does not provide this module"
		ewarn "anymore; if you want to continue using this module, you should install"
		ewarn "sys-auth/pam_console."
		ewarn ""
		ebeep 5
	fi

	if sed -e 's:#.*::' /etc/pam.d/* | fgrep -q pam_userdb.so; then
		ewarn ""
		ewarn "Your current setup is using the pam_userdb module."
		ewarn "Since version 0.99, ${CATEGORY}/${PN} does not provide this module"
		ewarn "anymore; if you want to continue using this module, you should install"
		ewarn "sys-auth/pam_userdb."
		ewarn ""
		ebeep 5
	fi

	return $retval
}

pkg_setup() {
	check_old_modules
}

src_unpack() {
	unpack ${A}
	cd "${S}"

	mkdir -p doc/txts
	for readme in modules/pam_*/README; do
		cp -f "${readme}" doc/txts/README.$(dirname "${readme}" | \
			sed -e 's|^modules/||')
	done

	epatch "${DISTDIR}/${MY_P}-ldflags-to-libadd.patch.bz2"
	epatch "${FILESDIR}/${MY_PN}-0.99.7.0-disable-regenerate-man.patch"
	epatch "${FILESDIR}/${MY_P}-setlocale.patch"

	AT_M4DIR="m4" eautoreconf

	elibtoolize
}

src_compile() {
	local myconf

	if use hppa || use elibc_FreeBSD; then
		myconf="${myconf} --disable-pie"
	fi

	econf \
		$(use_enable nls) \
		$(use_enable selinux) \
		--libdir=/usr/$(get_libdir) \
		--disable-db \
		--enable-securedir=/$(get_libdir)/security \
		--enable-isadir=/$(get_libdir)/security \
		--disable-dependency-tracking \
		--disable-prelude \
		--enable-docdir=/usr/share/doc/${PF} \
		--disable-regenerate-man \
		${myconf} || die "econf failed"
	emake || die "emake failed"
}

src_install() {
	emake DESTDIR="${D}" install || die "make install failed"

	# Need to be suid
	fperms u+s /sbin/unix_chkpwd

	dodir /$(get_libdir)
	mv "${D}/usr/$(get_libdir)/libpam.so"* "${D}/$(get_libdir)/"
	mv "${D}/usr/$(get_libdir)/libpamc.so"* "${D}/$(get_libdir)/"
	mv "${D}/usr/$(get_libdir)/libpam_misc.so"* "${D}/$(get_libdir)/"
	gen_usr_ldscript libpam.so libpamc.so libpam_misc.so

	# No, we don't really need .la files for PAM modules.
	rm -f "${D}/$(get_libdir)/security/"*.la

	dodoc CHANGELOG ChangeLog README AUTHORS Copyright
	docinto modules ; dodoc doc/txts/README.*

	for x in "${FILESDIR}/pam.d-0.99/"*; do
		[[ -f "${x}" ]] && dopamd "${x}"
	done

	# Remove the wrongly installed manpage
	rm -f "${D}"/usr/share/man/man8/pam_userdb.8*
}

pkg_preinst() {
	check_old_modules || die "deprecated PAM modules still used"
}