# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/app-emulation/pearpc/pearpc-0.4.ebuild,v 1.13 2009/09/06 21:18:20 robbat2 Exp $

EAPI=1
inherit eutils flag-o-matic linux-mod

GIT_COMMIT="7eb63de8a92b86e1b7438019ddcf935005112501"
PRE_VERSION="0.6"

DESCRIPTION="PowerPC Architecture Emulator"
HOMEPAGE="http://pearpc.sourceforge.net/"
SRC_URI="https://github.com/sebastianbiallas/pearpc/archive/${GIT_COMMIT}.zip
	scripts? ( http://pearpc.sf.net/createdisk.py )
	extras? ( http://pearpc.sourceforge.net/downloads/Apple3Com3C90x-7-sw.iso
		http://sourceforge.net/projects/pearpc/files/misc/hd/pearpc-3gib.img.bz2
		http://sourceforge.net/projects/pearpc/files/misc/hd/pearpc-6gib.img.bz2 )"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~ppc ~x86"
#IUSE="debug jit X +sdl gtk qt"
IUSE="debug extras jit X scripts +sdl"

RDEPEND="sys-apps/net-tools
	sdl? ( >=media-libs/libsdl-1.2.0 )
	X? ( x11-libs/libX11 )
	net-firewall/iptables
	net-misc/bridge-utils"

DEPEND="${RDEPEND}
	sys-devel/flex
	sys-devel/bison
	x86? ( sys-devel/binutils )
	jit? ( sys-devel/binutils )"

src_unpack() {
	unpack ${A}
	mv "pearpc-${GIT_COMMIT}" "${S}"
	cd "${S}"
}

pkg_setup() {
	linux-mod_pkg_setup
	if ! linux_chkconfig_present TUN; then
		die "You must have TUN/TAP enabled in your kernel."
	fi

	if ! use X && ! use sdl && ! use gtk && ! use qt; then
		die "You must set at least one of these USE flags: X, sdl"
#		die "You must set at least one of these USE flags: X, sdl, gtk, qt"
	fi
}

src_compile() {
	local myconf

	./autogen.sh

	use jit || myconf="${myconf} --enable-cpu=generic"
	if use sdl; then
		myconf="${myconf} --enable-ui=sdl"
	elif use X; then
		myconf="${myconf} --enable-ui=x11"
#	elif use gtk; then
#		myconf="${myconf} --enable-ui=gtk"
#	elif use qt; then
#	    myconf="${myconf} --enable-ui=qt"
	fi

	econf \
		$(use_enable debug) \
		${myconf} \
		|| die "econf failed"
	emake -j1 || die "emake failed"
	sed -i -e "s:video.x:/usr/share/${PN}-${PRE_VERSION}/video.x:g" ppccfg.example
}

src_install() {
	dobin src/ppc
	dodoc ChangeLog AUTHORS README TODO ppccfg.example

	insinto /usr/share/${PN}-${PRE_VERSION}
	doins video.x

	if use scripts; then 
		doins scripts/ifppc_{down,up}{,.setuid}
		fperms u+s,a+x /usr/share/${PN}-${PRE_VERSION}/ifppc_{up,down}.setuid
		insinto /usr/share/${PN}-${PRE_VERSION}/scripts
		doins "${FILESDIR}"/settings
		insopts -m0755
		doins "${DISTDIR}"/createdisk.py
	fi

	if use extras; then
		insinto /usr/share/${PN}-${PRE_VERSION}/extras
		doins "${DISTDIR}"/pearpc-3gib.img.bz2
		doins "${DISTDIR}"/pearpc-6gib.img.bz2
		doins "${DISTDIR}"/Apple3Com3C90x-7-sw.iso
	fi
}

pkg_postinst() {
	elog "The main executable is called \"ppc\" and takes a configuration file as the"
	elog "only argument."
	elog ""
	elog "If you already have configuration files you will need to update them to point"
	elog "to the new location of video.x, which is now"
	elog "  /usr/share/${PN}-${PRE_VERSION}/video.x"
	if use scripts; then
		elog ""
		elog "To create disk images for PearPC, you can use the Python script located at:"
		elog "  /usr/share/${PN}-${PRE_VERSION}/scripts/createdisk.py"
		elog "Usage: createdisk.py <image name> <image size>"
	fi
	elog ""
	elog "If you are new to PearPC be sure to check ppccfg.example for configuration"
	elog "options, it is located in:"
	elog "  /usr/share/doc/${P}/"
	elog ""
	elog "Except for the new location of video.x, PearPC 0.5 configuration files should"
	elog "work without further modification."
	if use extras; then
		elog ""
		elog "You enabled extras so you got a 3 GB and a 6 GB empty sample disk image and drivers in:"
		elog "  /usr/share/${PN}-${PRE_VERSION}/extras"
		elog ""
		elog "The network driver is for Darwin/PPC and Mac OS X only. To install the driver, add the ISO"
		elog "to you configuration file as a virtual CD-ROM drive:"
		elog "pci_ide0_slave_image = \"/usr/share/${PN}-${PRE_VERSION}/extras/Apple3Com3C90x-7-sw.iso\""
		elog "pci_ide0_slave_type = \"cdrom\""
		elog "You need to know how to install a kext manually under Darwin or Mac OS X."
		elog ""
		elog "Also enable the 3Com 3C90x network card in you configuration:"
		elog "pci_3c90x_installed = 1"
	fi
}