# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

inherit eutils wxwidgets autotools

DESCRIPTION="a LGPL-ed pc emulator"
HOMEPAGE="http://bochs.sourceforge.net/"
SRC_URI="mirror://sourceforge/bochs/${P}.tar.gz
		http://bochs.sourceforge.net/guestos/dlxlinux4.tar.gz"

LICENSE="LGPL-2.1"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~ppc ~sparc ~x86"

IUSE="3dnow acpi all-optimizations apic cdrom cirrus debugger debugger-gui gameport
	  gdb iodebug mmx ncurses ne2000 nogui pci pcidev pnic readline sdl smp
	  soundblaster sse sse2 sse3 sse4 svga usb usb-ohci vmx vnc wxwindows X"

RDEPEND="X? ( x11-libs/libICE
		x11-libs/libSM
		x11-libs/libX11
		x11-libs/libXpm )
	sdl? ( media-libs/libsdl )
	svga? ( media-libs/svgalib )
	wxwindows? ( =x11-libs/wxGTK-2.6* )
	readline? ( sys-libs/readline )
	ncurses? ( sys-libs/ncurses )"

DEPEND="${RDEPEND}
	X? ( x11-proto/xproto )
	>=sys-apps/sed-4
	>=app-text/opensp-1.5"

src_unpack() {
	unpack "${P}.tar.gz"
	cd "${S}"

	epatch ${FILESDIR}/${P}-lpthread.patch

	# we already downloaded dlxlinux4.tar.gz so let the Makefile cp it instead
	# of downloading it again
	sed -i \
		-e "s:\$(WGET) \$(DLXLINUX_TAR_URL):cp ${DISTDIR}/dlxlinux4.tar.gz .:" \
		Makefile.in || \
		die "sed Makefile.in failed"

	# Make sure wxwindows 2.6 is used in case both 2.6 and 2.4 are installed
	sed -i -e "s:wx-config:wx-config-2.6:" configure.in
	eautoconf
}

src_compile() {
	export WX_GTK_VER=2.6

	use wxwindows && \
		need-wxwidgets gtk2

	sse_ver="0"
	use sse  && sse_ver="1"
	use sse2 && sse_ver="2"
	use sse3 && sse_ver="3"
	use sse4 && sse_ver="4"
	sse="--enable-sse=${sse_ver}"

	econf \
		--prefix=/usr \
		$(use_with X x11) \
		$(use_with nogui) \
		$(use_with ncurses term) \
		$(use_with vnc rfb) \
		$(use_with sdl) \
		$(use_with svga) \
		$(use_with wxwindows wx) \
		--enable-idle-hack \
		$(use_enable amd64 x86-64) \
		$(use_enable smp) \
		--enable-cpu-level=6 \
		$(use_enable apic) \
		$(use_enable ne2000) \
		$(use_enable acpi) \
		$(use_enable pci) \
		$(use_enable pcidev) \
		$(use_enable usb) \
		$(use_enable usb-ohci) \
		$(use_enable pnic) \
		--enable-large-pages \
		--enable-pae \
		--enable-global-pages \
		--enable-mtrr \
		--enable-configurable-msrs \
		--enable-ignore-bad-msr \
		$(use_enable debugger) \
		--enable-disasm \
		$(use_enable debugger-gui) \
		$(use_enable all-optimizations) \
		$(use_enable readline) \
		--enable-logging \
		--enable-vbe \
		$(use_enable cirrus clgd54xx) \
		--enable-fpu \
		--enable-vme \
		$(use_enable vmx) \
		$(use_enable mmx) \
		$(use_enable 3dnow) \
		${sse} \
		--enable-xsave \
		--enable-aes \
		--enable-alignment-check \
		--enable-sep \
		--enable-monitor-mwait \
		$(use_enable cdrom) \
		$(use_enable soundblaster sb16) \
		$(use_enable gameport) \
		$(use_enable gdb gdb-stub) \
		$(use_enable iodebug) \
		|| die "econf failed"

	emake || die "emake failed"
}

src_install() {
	make DESTDIR="${D}" install unpack_dlx || die "make install failed"

	# workaround
	make prefix="${D}/usr" install_dlx

	dodoc \
		CHANGES \
		PARAM_TREE.txt \
		README \
		README-plugins \
		TESTFORM.txt \
		TODO || \
		die "doco failed"

	if [ use vnc ]
	then
		dodoc README.rfb || die "dodoc failed"
	fi

	if [ use wxwindows ]
	then
		dodoc README-wxWindows || die "dodoc failed"
	fi
}