# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit games eutils flag-o-matic multilib

DESCRIPTION="Vavoom is a source port based on sources of Doom, Heretic, Hexen and a little bit from Quake."
HOMEPAGE="http://www.vavoom-engine.com/"
SRC_URI="mirror://sourceforge/${PN}/${P}.tar.bz2"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~x86 ~amd64"
IUSE="sdl opengl openal external-glbsp vorbis mad mikmod flac dedicated"

DEPEND="media-libs/libpng
		sys-libs/zlib
		media-sound/timidity++
		sdl? ( media-libs/libsdl media-libs/sdl-mixer )
		amd64? ( sdl? ( app-emulation/emul-linux-x86-sdl ) )
		opengl? ( virtual/opengl )
		openal? ( media-libs/openal )
		vorbis? ( media-libs/libvorbis )
		mad? ( media-libs/libmad )
		mikmod? ( media-libs/libmikmod )
		flac? ( media-libs/flac )
		external-glbsp? ( games-util/glbsp )"

pkg_setup() {
	if use amd64 ; then
		if ! has_m32 ; then
			eerror "Your compiler seems to be unable to compile 32bit code."
			eerror "Make sure you compile gcc with:"
			echo
			eerror "    USE=multilib FEATURES=-sandbox"
			die "Cannot produce 32bit code"
		fi
		if has_multilib_profile ; then
			export ABI=x86
		else
			append-flags -m32
			append-ldflags -m32
		fi
	fi

	games_pkg_setup
}

dir="${GAMES_DATADIR}/${PN}"

src_unpack() {
				unpack ${A} || die "unpack failed"
				cd "${S}"
				epatch "${FILESDIR}/vavoom-glvis-linux.diff"
}

src_compile() {
				egamesconf \
				$(use_with sdl) \
				$(use_with opengl) \
				$(use_with openal) \
				$(use_with external-glbsp) \
				$(use_with vorbis) \
				$(use_with mad libmad) \
				$(use_with mikmod) \
				$(use_with flac) || die "configure failed"

				emake -j1 || die "emake failed"

				if use dedicated ; then
					emake sv || die "emake sv failed"
				fi
}

src_install() {
				exeinto "${dir}"
				doexe Vavoom || die "doexe failed"
				games_make_wrapper vavoom ./Vavoom "${dir}" "${dir}"

				if use dedicated ; then
					exeinto "${dir}"
					doexe VavoomSV || die "doexe failed"
					games_make_wrapper vavoomsv ./VavoomSV "${dir}" "${dir}"
				fi


				insinto "${GAMES_DATADIR}/${PN}/basev"
				doins basev/games.txt || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/common"
				doins basev/common/default.cfg || die "doins failed"
				doins basev/common/startup.vs || die "doins failed"
				doins basev/common/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/doom"
				doins basev/doom/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/doom1"
				doins basev/doom1/base.txt || die "doins failed"
				doins basev/doom1/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/doom2"
				doins basev/doom2/base.txt || die "doins failed"
				doins basev/doom2/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/heretic"
				doins basev/heretic/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/hexen"
				doins basev/hexen/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/plutonia"
				doins basev/plutonia/base.txt || die "doins failed"
				doins basev/plutonia/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/strife"
				doins basev/strife/wad0.wad || die "doins failed"
				insinto "${GAMES_DATADIR}/${PN}/basev/tnt"
				doins basev/tnt/base.txt || die "doins failed"
				doins basev/tnt/wad0.wad || die "doins failed"

				dodoc docs/*.txt

				prepgamesdirs
}

pkg_postinst() {
	games_pkg_postinst
	einfo "Copy WAD files in ${GAMES_DATADIR}/${PN} with correct permissions:"
	einfo "Example: (run as root) chmod 640 doom.wad && chgrp games doom.wad"
	einfo
	einfo "Example command line:"
	einfo "  vavoom -doom -opengl -window"
	einfo
	einfo "See documentation for further details"
}