add qemu with gcc4 hack

git-svn-id: https://svn.disconnected-by-peer.at/svn/linamh/trunk/linamh@591 6952d904-891a-0410-993b-d76249ca496b

app-emulation/qemu-softmmu/qemu-softmmu-0.9.1-r3.ebuild

@@ -0,0 +1,128 @@
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/app-emulation/qemu-softmmu/qemu-softmmu-0.9.1-r3.ebuild,v 1.4 2008/05/14 20:25:37 maekke Exp $
+
+inherit eutils flag-o-matic toolchain-funcs
+
+DESCRIPTION="Multi-platform & multi-targets cpu emulator and dynamic translator"
+HOMEPAGE="http://fabrice.bellard.free.fr/qemu/"
+SRC_URI="${HOMEPAGE}${P/-softmmu/}.tar.gz"
+
+LICENSE="GPL-2 LGPL-2.1"
+SLOT="0"
+KEYWORDS="-alpha amd64 ppc -sparc x86"
+IUSE="sdl kqemu gnutls alsa"
+RESTRICT="binchecks test"
+
+DEPEND="virtual/libc
+	sys-libs/zlib
+	sdl? ( media-libs/libsdl )
+	!<=app-emulation/qemu-0.7.0
+	kqemu? ( >=app-emulation/kqemu-1.3.0_pre10 )
+	gnutls? (
+		dev-util/pkgconfig
+		net-libs/gnutls
+	)
+	app-text/texi2html"
+RDEPEND="sys-libs/zlib
+	sdl? ( media-libs/libsdl )
+	gnutls? ( net-libs/gnutls )
+	alsa? ( media-libs/alsa-lib )"
+
+S=${WORKDIR}/${P/-softmmu/}
+
+src_unpack() {
+	unpack ${A}
+
+	cd "${S}"
+	epatch "${FILESDIR}/${P}-CVE-2008-0928.patch" #212351
+	epatch "${FILESDIR}/${P}-CVE-2008-2004.patch" #221943
+	epatch "${FILESDIR}/hotfix.patch"
+	epatch "${FILESDIR}/qemu-0.9.0-i386-FORCE_RET.patch"
+	epatch "${FILESDIR}/qemu-0.9.1-enforce-16byte-stack-boundary.patch"
+	epatch "${FILESDIR}/qemu-softmmu-0.9.1-block-device-address-range.patch"
+	epatch "${FILESDIR}/qemu-0.9.1-gcc4-hacks.patch"
+	epatch "${FILESDIR}/qemu-0.9.1-always_inline.patch"
+	epatch "${FILESDIR}/qemu-0.9.1-gcc4-opts.patch"
+	epatch "${FILESDIR}/qemu-0.9.1-gcc4.patch"
+
+	# Alter target makefiles to accept CFLAGS set via flag-o.
+	sed -i 's/^\(C\|OP_C\|HELPER_C\)FLAGS=/\1FLAGS+=/' \
+		Makefile Makefile.target tests/Makefile
+	# Ensure mprotect restrictions are relaxed for emulator binaries
+	[[ -x /sbin/paxctl ]] && \
+		sed -i 's/^VL_LDFLAGS=$/VL_LDFLAGS=-Wl,-z,execheap/' \
+			Makefile.target
+	# Prevent install of kernel module by qemu's makefile
+	sed -i 's/\(.\/install.sh\)/#\1/' Makefile
+	# avoid strip
+	sed -i 's:$(INSTALL) -m 755 -s:$(INSTALL) -m 755:' Makefile Makefile.target
+}
+
+src_compile() {
+	if use x86 ; then
+		# Force -march=pentium-mmx or lower. Fixes bug #212351.
+		local march
+		march=$(echo "${CFLAGS}" | sed 's:^.*-march=\([[:alnum:]-]\+\)\([[:blank:]].*\)\?$:\1:p;d')
+		case ${march} in
+			i386|i486|i586|pentium) ;;
+			*) # Either march is not enough low or not exists at all
+			case ${CHOST} in
+				i486-*-*)	march=i486 ;;
+				i586-*-*)	march=i586 ;;
+				*)			march=pentium-mmx ;;
+			esac ;;
+		esac
+		#Let the application set its cflags
+		unset CFLAGS
+		append-flags -march=${march}
+	else
+		#Let the application set its cflags
+		unset CFLAGS
+	fi
+
+	# Switch off hardened tech
+	filter-flags -fpie -fstack-protector
+
+	myconf="--disable-gcc-check"
+	if use alsa; then
+		myconf="$myconf --enable-alsa"
+	fi
+	if ! use gnutls; then
+		myconf="$myconf --disable-vnc-tls"
+	fi
+	if ! use kqemu; then
+		myconf="$myconf --disable-kqemu"
+	fi
+	if ! use sdl ; then
+		myconf="$myconf --disable-sdl --disable-gfx-check"
+	fi
+	# econf does not work
+	./configure \
+		--prefix=/usr \
+		--enable-adlib \
+		--cc=$(tc-getCC) \
+		--host-cc=$(tc-getCC) \
+		--disable-linux-user \
+		--enable-system \
+		${myconf} \
+		|| die "could not configure"
+
+	emake OS_CFLAGS="${CFLAGS}" || die "make failed"
+}
+
+src_install() {
+	emake install \
+		prefix="${D}/usr" \
+		bindir="${D}/usr/bin" \
+		datadir="${D}/usr/share/qemu" \
+		docdir="${D}/usr/share/doc/${P}" \
+		mandir="${D}/usr/share/man" || die
+
+	chmod -x "${D}/usr/share/man/*/*"
+}
+
+pkg_postinst() {
+	einfo "You will need the Universal TUN/TAP driver compiled into"
+	einfo "kernel or as a module to use the virtual network device."
+}