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

inherit eutils toolchain-funcs games

DESCRIPTION="Enhanced port of the official DOOM source code,that also support Heretic,Hexen and Strife"
HOMEPAGE="http://www.zdoom.org"
SRC_URI="mirror://sourceforge/${PN}/${P}.tar.bz2"

# It's not yet clear against which licenses ZDoom source code is released :(
LICENSE="|| ( doomsource buildlic ravenlic zdoom )"
SLOT="0"
KEYWORDS="~x86"
IUSE="debug timidity"

DEPEND=">=media-libs/libsdl-1.2.8-r1
	>=dev-lang/nasm-0.98.39-r3
	>=media-libs/fmod-3.74
	>=media-libs/flac-1.1.2-r3
	media-libs/jpeg"
RDEPEND="${DEPEND}
	timidity? ( media-sound/timidity++ )"


pkg_setup() {
	games_pkg_setup
}

src_unpack() {
	unpack ${A} || die "unpack failed"

	cd ${S}

	# Use default game data path
	sed -i \
			-e "s:/usr/local/share/:/usr/share/games/doom-data/:" \
			src/sdl/i_system.h \
			|| die "sed i_system.h failed"

	local sdlcflags sdlldflags
	sdlcflags=`sdl-config --cflags`
	sdlldflags=`sdl-config --libs`

	# Various fixes to Makefile.linux:
	# - build more verbose kicking off ccdv
	# - set proper CFLAGS/LDFLAGS
	# - get ridding of annoying updaterevision tool
	sed -i Makefile.linux \
			-e 's:LDFLAGS += -s -Wl,-Map=$(ZDOOM).map:LDFLAGS += -Wl,-Map=$(ZDOOM).map:' \
			-e "/^CCDV/d" \
			-e 's/^CXXFLAGS += $(CFLAGS)/CXXFLAGS = $(CFLAGS)/' \
			-e "s:\`sdl-config --cflags\`:${sdlcflags}:" \
			-e "s:\`sdl-config --libs\`:${sdlldflags}:" \
			-e 's/^$(ZDOOMBIN): ccdv updaterev $(OBJDIR) $(OBJS)/$(ZDOOMBIN): $(OBJDIR) $(OBJS)/' \
			|| die "sed Makefile failed"

	# Remove the SVN revision version
	sed -i src/version.h \
			-e '/#include "svnrevision.h"/d' \
			-e 's:" (r" SVN_REVISION_STRING ")"::' \
			|| die "sed version.h failed"

	# Fixes to tools Makefiles (build more verbose, get ridding of ccdv)
	sed -i tools/{dehsupp,lemon,makewad,re2c,updaterevision,xlatcc}/Makefile \
			-e "/^CCDV/d" \
			|| die "sed tools Makefiles failed"
}

src_compile() {

	local opts
	
	use debug && opts="DEBUG=1"

	make clean || die "make clean failed"

	CC="$(tc-getCC)" \
	CXX="$(tc-getCXX)" \
	CFLAGS="${CFLAGS}" \
	CXXFLAGS="${CXXFLAGS}" \
	LDFLAGS="${LDFLAGS}" \
	emake ${opts} -f Makefile.linux \
	|| die "make failed"

}

src_install() {
	local myexe

	if use debug; then
		myexe="${PN}d"
		newgamesbin ${myexe} ${PN} || die "newgamesbin failed"
	else
		dogamesbin ${PN} || die "dogamesbin failed"
	fi

	insinto "${GAMES_DATADIR}/doom-data"
	doins wadsrc/${PN}.pk3 || die "doins failed"

	dodoc docs/{commands,history,rh-log,zdoom}.txt

	prepgamesdirs
}

pkg_postinst() {
	games_pkg_postinst

	echo
	elog "Copy or link wad files into ${GAMES_DATADIR}/doom-data/"
	elog "(the files must be readable by the 'games' group)."
	elog
	elog "To play, simply run:"
	elog
	elog "   zdoom"
	elog
	elog "See /usr/share/doc/${P}/zdoom.txt.gz for more info"
	echo
}