# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit multilib

DESCRIPTION="Utility to change the default postgresql installation"
HOMEPAGE="http://www.gentoo.org/"
SRC_URI=""

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

RDEPEND="app-admin/eselect
	!<dev-db/libpq-99.99.99"

src_install() {
	keepdir /etc/eselect/postgresql
	insinto /usr/share/eselect/modules
	doins "${FILESDIR}/postgresql.eselect"
	sed -i \
		-e "s|/usr/lib/|/usr/$(get_libdir)|g" \
		/usr/share/eselect/modules/postgresql.eselect
	exeinto /usr/lib/${PN}
	doexe "${FILESDIR}/binwrapper"
	dodir /usr/bin
	dosym /usr/bin/eselect /usr/bin/postgresql-config
}

pkg_preinst() {
	local ff=""
	for f in "${ROOT}"/usr/include/{postgresql,libpq-fe.h,libpq,postgres_ext.h} ; do
		[[ -e "${f}" ]] || continue
		[[ -L "${f}" ]] && continue
		if [[ -d "${f}" ]] ; then
			if [[ -z "$(find "${f}" -not \( -type l -or -type d \))" ]] ; then
				rm -rf "${f}"
			else
				ff="$ff $f"
			fi
		else
			ff="$ff $f"
		fi
	done
	if [[ ! -z "$ff" ]] ; then
		eerror "You have leftovers from previous postgresql installations that"
		eerror "can't be dealt with automatically. The proper way to treat"
		eerror "files is:"
		eerror ""
		eerror "rm -rf ${ff}"
		eerror ""
		die "Please, remove the files manually"
	fi
}