# Copyright 1999-2003 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/media-video/ati-drivers/ati-drivers-2.5.1-r1.ebuild,v 1.13 2003/09/08 11:47:36 msterret Exp $

IUSE="qt kde gnome"

DESCRIPTION="Ati precompiled drivers for r300, r250 and r200 chipsets"
HOMEPAGE="http://www.ati.com"
SRC_URI="http://pdownload.mii.instacontent.net/ati/drivers/fglrx-glc22-4.2.0-${PV}.i586.rpm"
SLOT="${KV}"
LICENSE="ATI GPL-2 QPL-1.0"
KEYWORDS="-* x86"

DEPEND=">=virtual/linux-sources-2.4
	app-arch/rpm2targz
	<x11-base/xfree-4.2.99
	qt? ( >=x11-libs/qt-3.0 )"

RDEPEND="qt? ( >=x11-libs/qt-3.0 )"

ATIBIN="${D}/opt/ati/bin"
RESTRICT="nostrip"

src_unpack() {
	cd ${WORKDIR}
	rpm2targz ${DISTDIR}/${A} || die
	tar zxf fglrx-glc22-4.2.0-${PV}.i586.tar.gz || die
	epatch ${FILESDIR}/ati-2.5.1.diff
	mkdir ${WORKDIR}/fglrxgears
	cd ${WORKDIR}/fglrxgears
	tar zxf ${WORKDIR}/usr/src/fglrx_sample_source.tgz || die
	mv xc/programs/fgl_glxgears/* .
	cp Makefile.Linux Makefile.Linux.orig || die
	#defining USE_GLU allows this to compile with NVIDIA headers just fine
	sed -e "s:-I/usr/X11R6/include:-D USE_GLU -I/usr/X11R6/include:" Makefile.Linux.orig > Makefile.Linux || die
	cd ${WORKDIR}
	local OLDBIN="/usr/X11R6/bin"
	local ATIBIN="${D}/opt/ati/bin"
	mkdir fglrx_panel
	cd fglrx_panel
	tar zxf ${WORKDIR}/usr/src/fglrx_panel_sources.tgz || die
	sed -e "s:"${OLDBIN}":"${ATIBIN}":"\
	Makefile >Makefile.new
	mv Makefile.new Makefile
}

pkg_setup(){
	check_KV || die "please ensure /usr/src/linux points to your kernel symlink"
}


src_compile() {
	einfo "building the glx module"
	cd ${WORKDIR}/lib/modules/fglrx/build_mod
	#that is the dirty way to avoid the id -u check
	sed -e 's:`id -u`:0:' make.sh >make.sh.new
	sed -e 's:`uname -r`:${KV}:' make.sh.new >make.sh
	chmod +x make.sh
	./make.sh || ewarn "glx module not built"

	einfo "building the fgl_glxgears sample"
	cd ${WORKDIR}/fglrxgears
	make -f Makefile.Linux || die

	if [ "`use qt`" ]
	then
	einfo "building the qt fglx panel"
		cd ${WORKDIR}/fglrx_panel
		emake || die
	fi
	#removing stuff
	einfo "cleaning"
	cd ${WORKDIR}
	rm -fR usr/share
	cd usr/X11R6/
	rm -fR bin/firegl*.bz2 bin/LICENSE.* bin/fgl_glxgears src
}

pkg_preinst() {
# clean the dinamic libGL stuff's home to ensure
# we dont have stale libs floating around
	if [ -d ${ROOT}/usr/lib/opengl/ati ]
	then
		rm -rf ${ROOT}/usr/lib/opengl/ati/*
	fi
}

src_install() {
	local ATI_ROOT="/usr/lib/opengl/ati"
	cd ${WORKDIR}

#drm module
	insinto /lib/modules/${KV}/video
	doins lib/modules/fglrx/build_mod/fglrx.o

#dri driver
	exeinto ${ATI_ROOT}/lib
	doexe usr/X11R6/lib/libGL.so.1.2
	dosym libGL.so.1.2 ${ATI_ROOT}/lib/libGL.so.1
	dosym libGL.so.1.2 ${ATI_ROOT}/lib/libGL.so
	dosym libGL.so.1.2 ${ATI_ROOT}/lib/libMesaGL.so
	#that is the same as in the xfree
	dosym ../../xfree/lib/libGL.la ${ATI_ROOT}/lib/libGL.la

#same as in xfree
	exeinto ${ATI_ROOT}/
	dosym ../xfree/include ${ATI_ROOT}/include
	dosym ../xfree/extensions ${ATI_ROOT}/extensions
	rm usr/X11R6/lib/libGL.so.1.2

#apps
	insinto /etc/env.d
	doins ${FILESDIR}/09ati
	exeinto /opt/ati/bin
	doexe fglrxgears/fgl_glxgears
	doexe usr/X11R6/bin/*
	rm usr/X11R6/bin/*

	if [ "`use qt`" ]
	then
		doexe fglrx_panel/fireglcontrol
	fi
	rm -f usr/src/*
	cp -R usr ${D}
}

pkg_postinst() {
	#Ebuild shouldn't do this automatically, just tell the user to do it: (drobbins, 1 May 2003)
	#otherwise it messes up livecd/gamecd stuff
	#if [ "${ROOT}" = "/" ]
	#then
	#	/usr/sbin/opengl-update ati
	#fi

	einfo "To switch to ATI OpenGL, run \"opengl-update ati\""
	einfo "To chance your XF86Config you can use the bundled \"fglrxconfig\""
#drm-module
	update-modules

}