# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils autotools cvs flag-o-matic multilib 

DESCRIPTION="Powerful Constructive Solid Geometry modeling system."
HOMEPAGE="http://brlcad.org/"
ECVS_SERVER="brlcad.cvs.sf.net:/cvsroot/${PN}"
ECVS_MODULE="${PN}"
ECVS_UP_OPTS="-dP ${PN}"
S="${WORKDIR}/${PN}"

LICENSE="GPL-2 LGPL-2 GFDL BSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="debug"

brlcadprefix="/usr/brlcad"

DEPEND="media-libs/libpng
	sys-libs/zlib
	dev-tcltk/itcl
	dev-tcltk/itk
	dev-tcltk/blt
	dev-tcltk/iwidgets
	media-libs/urt"

RDEPEND="${DEPEND}"

src_compile() {
	local myconf
	cd "${S}"
	epatch ${FILESDIR}/usr-local.patch
	#--as-needed causes compiling errors
	filter-ldflags "-Wl,--as-needed"
	sh autogen.sh
	myconf="${myconf} --prefix=${brlcadprefix} \
		--libdir=${brlcadprefix}/$(get_libdir) \
		--enable-optimized --enable-tcl-build --enable-tk-build \
		--enable-opennurbs-build=yes --with-pic \
		--with-tag "
	use debug &&
		myconf="${myconf} --enable-debug" ||
		myconf="${myconf} --disable-debug --enable-optimized"

	econf $myconf || die "configure failed"
	emake || die "emake failed"
}

src_install() {
	einfo install
	emake DESTDIR="${D}" install || die "emake install failed"
		#fix broken symlink
	cd ${D}/${brlcadprefix}/$(get_libdir)
	rm librtserver.so
	ln -s librt.so.19.0.1 librtserver.so

}

pkg_postinst() {
einfo "setting up /etc/env.d/99brlcad"
	dodir /etc/env.d || die
	echo "PATH=${brlcadprefix}/bin" > "${D}"/etc/env.d/99brlcad || die
	echo "LDPATH=${brlcadprefix}/$(get_libdir)" >> "${D}"/etc/env.d/99brlcad || die
	echo "MANPATH=${brlcadprefix}/man" >> "${D}"/etc/env.d/99brlcad || die
	echo "ITK_LIBRARY=$(find ${brlcadprefix}/$(get_libdir) -maxdepth 1 -type d -name 'itk*' -print)" >> "${D}"/etc/env.d/99brlcad || die
	echo "ITCL_LIBRARY=$(find ${brlcadprefix}/$(get_libdir) -maxdepth 1 -type d -name 'itcl*' -print)" >> "${D}"/etc/env.d/99brlcad || die
	einfo "The standard starting point for BRL-CAD is the mged"
	einfo "command.  Examples are available in ${brlcadprefix}/db."
	einfo "To run an example, try:"
	einfo "${brlcadprefix}/bin/mged ${brlcadprefix}/db/havoc.g"
	einfo "In the mged terminal window, type 'draw havoc' to see"
	einfo "the wireframe in the visualization window."
}