# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/games-emulation/sdlmame/sdlmame-0.136.ebuild,v 1.1 2010/01/04 09:04:07 mr_bones_ Exp $

EAPI=2
inherit eutils flag-o-matic games versionator

MY_PV=$(get_version_component_range 1-2)
MY_PV=$(delete_all_version_separators ${MY_PV})
MY_P="mame${MY_PV}s"
MY_CONF_PN=${PN/sdl}
DESCRIPTION="Multiple Arcade Machine Emulator (SDL)"
HOMEPAGE="http://mamedev.org/"

# MAME annoyingly blocks wget
RESTRICT="fetch"
SRC_URI="http://mamedev.org/downloader.php?&file=${MY_P}.zip -> ${MY_P}.zip"

# replace with standard MAME license? same conditions, but different preamble
#LICENSE="MAME"
LICENSE="XMAME"
SLOT="0"
KEYWORDS="~amd64 ~ppc ~x86"
IUSE="opengl"

RDEPEND=">=media-libs/libsdl-1.2.10[audio,joystick,opengl?,video]
	dev-libs/expat
	x11-libs/libXinerama
	x11-libs/gtk+:2
	gnome-base/gconf:2"
DEPEND="${RDEPEND}
	app-arch/unzip
	x11-proto/xineramaproto"

S=${WORKDIR}/${MY_P}
EPATCH_SOURCE=${FILESDIR}
EPATCH_OPTS="--binary"

# Function to disable a makefile option
disable_feature() {
	sed -i \
		-e "/$1.*=/s:^:# :" \
		"${S}/makefile" \
		|| die "sed failed"
}

# Function to enable a makefile option
enable_feature() {
	sed -i \
		-e "/^#.*$1.*=/s:^# ::"  \
		"${S}/makefile" \
		|| die "sed failed"
}

pkg_nofetch() {
	einfo "This package cannot be retreived automatically."
	einfo "Please download the following source file manually:"
	einfo "   ${SRC_URI}"
	einfo "and copy it to ${DISTDIR}/"
}

src_prepare() {
	# Extract source code
	unzip -q -d ${MY_P} mame.zip || die "unzip failed"
	rm mame.zip

	# Apply source patches if appropriate
	U=$(get_version_component_range 3)
	if [ -n "${U}" ]; then
		cd "${S}" >/dev/null
		for i in ${FILESDIR}/${MY_PV}*.diff; do
			if [ $(echo ${i##*${MY_PV}u} | cut -d. -f1) -le ${U} ]; then
				einfo Applying patch $i
				epatch $i
			fi
		done
		cd - >/dev/null
	fi

	# Convert file format to unix
	#einfo "Converting file format to UNIX"
	#find "${S}" -type f -not -name "*.png" -exec sed -i 's/
$//g' {} +

	sed -i \
		-e '/CFLAGS += -O$(OPTIMIZE)/s:^:# :' \
		-e '/CFLAGS += -pipe/s:^:# :' \
		-e '/LDFLAGS += -s/s:^:# :' \
		-e 's:-Werror::' \
		"${S}/makefile" \
		|| die "sed failed"
	# Don't compile zlib and expat
	einfo "Disabling embedded libraries: zlib and expat"
	disable_feature BUILD_ZLIB
	disable_feature BUILD_EXPAT

	if use amd64; then
		einfo "Enabling 64-bit support"
		enable_feature PTR64
	fi

	if use ppc; then
		einfo "Enabling PPC support"
		enable_feature BIGENDIAN
	fi
}

src_compile() {
	local make_opts

	use opengl || make_opts="${make_opts} NO_OPENGL=1"

	emake all \
		NAME="${PN}" \
		OPT_FLAGS='-DINI_PATH=\"\$$HOME/.'${PN}'\;'"${GAMES_SYSCONFDIR}/${PN}"'\"'" ${CFLAGS}" \
		SUFFIX="" \
		${make_opts} \
		|| die "emake failed"
}

src_install() {
	if use amd64; then
		MAMEBIN="${PN}64"
	else
		MAMEBIN=${PN}
	fi
	dogamesbin ${MAMEBIN} || die "dogamesbin ${MAMEBIN} failed"

	# Follows xmame ebuild, avoiding collision on /usr/games/bin/jedutil
	exeinto "$(games_get_libdir)/${PN}"
	local f
	for f in chdman ldverify jedutil romcmp testkeys; do
		doexe "${f}" || die "doexe ${f} failed"
	done

	insinto "${GAMES_DATADIR}/${PN}"
	#doins ui.bdf || die "doins ui.bdf failed"
	doins -r src/osd/sdl/keymaps || die "doins -r keymaps failed"

	insinto "${GAMES_SYSCONFDIR}/${PN}"
	#doins "${FILESDIR}"/{joymap.dat,vector.ini} || die "doins joymap.dat vector.ini failed"

	sed \
		-e "s:/etc/games:${GAMES_SYSCONFDIR}:" \
		-e "s:/usr/share/games:${GAMES_DATADIR}:" \
		"${FILESDIR}"/mame.ini.in > "${D}/${GAMES_SYSCONFDIR}/${PN}/"mame.ini \
		|| die "sed failed"

	dodoc docs/{config,mame,newvideo}.txt *.txt
	doman "${WORKDIR}/${PN}-manpages"/*

	keepdir \
		"${GAMES_DATADIR}/${PN}"/{roms,samples,artwork} \
		"${GAMES_SYSCONFDIR}/${PN}"/ctrlr

	prepgamesdirs
}

pkg_postinst() {
	games_pkg_postinst

	elog "It's strongly recommended that you change either the system-wide"
	elog "${MY_CONF_PN}.ini at \"${GAMES_SYSCONFDIR}/${PN}\" or use a per-user setup at \$HOME/.${PN}"

	if use opengl; then
		echo
		elog "You built ${PN} with opengl support and should set"
		elog "\"video\" to \"opengl\" in ${MY_CONF_PN}.ini to take advantage of that"
	fi
}