259 lines
8.1 KiB
Bash
259 lines
8.1 KiB
Bash
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# Copyright 1999-2010 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sys-boot/grub/grub-0.97-r10.ebuild,v 1.6 2010/09/02 21:19:37 robbat2 Exp $
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# XXX: we need to review menu.lst vs grub.conf handling. We've been converting
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# all systems to grub.conf (and symlinking menu.lst to grub.conf), but
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# we never updated any of the source code (it still all wants menu.lst),
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# and there is no indication that upstream is making the transition.
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EAPI=2
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inherit mount-efi eutils flag-o-matic toolchain-funcs autotools linux-info pax-utils
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PATCHVER="1.0" # Should match the revision ideally
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DESCRIPTION="GNU GRUB Legacy boot loader EFI Edition"
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HOMEPAGE="http://www.gnu.org/software/grub/"
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SRC_URI="mirror://gentoo/grub-${PV}.tar.gz
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ftp://alpha.gnu.org/gnu/${PN}/grub-${PV}.tar.gz
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mirror://gentoo/splash.xpm.gz
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mirror://gentoo/${P}-patches-${PATCHVER}.tar.bz2
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http://ftp.disconnected-by-peer.at/efi/${P}-patches-${PATCHVER}.tar.bz2"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE="custom-cflags"
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DEPEND="sys-boot/gnu-efi"
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RDEPEND="sys-boot/efibootmgr
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sys-fs/dosfstools"
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PROVIDE="virtual/bootloader"
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S="${WORKDIR}"/grub-${PV}
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#pkg_setup() {
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# local arch="$(tc-arch)"
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# case ${arch} in
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# amd64) CONFIG_CHECK='~IA32_EMULATION' check_extra_config ;;
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# esac
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#}
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src_prepare() {
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# patch breaks booting for some people #111885
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# rm "${WORKDIR}"/patch/400_*reiser4*
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if [[ -n ${PATCHVER} ]] ; then
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EPATCH_SUFFIX="patch"
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EPATCH_FORCE="yes" epatch "${WORKDIR}"/patch
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fi
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sed -e "s/^gnuefi_path=.*$/gnuefi_path=\/usr\/$(get_libdir)/g" \
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-e "s/^LIBGNUEFI=.*$/LIBGNUEFI=\/usr\/$(get_libdir)\/libgnuefi.a/g" \
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-i "${S}"/configure.in || die "failed to hack gnu-efi patch"
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# rename grub tools to not interfer with grub
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epatch "${FILESDIR}"/grub-0.97-egrub-gentoo-1.patch
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# Grub will not handle a kernel larger than EXTENDED_MEMSIZE Mb as
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# discovered in bug 160801. We can change this, however, using larger values
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# for this variable means that Grub needs more memory to run and boot. For a
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# kernel of size N, Grub needs (N+1)*2. Advanced users should set a custom
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# value in make.conf, it is possible to make kernels ~16Mb in size, but it
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# needs the kitchen sink built-in.
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local t="custom"
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if [[ -z ${GRUB_MAX_KERNEL_SIZE} ]] ; then
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case $(tc-arch) in
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amd64) GRUB_MAX_KERNEL_SIZE=9 ;;
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x86) GRUB_MAX_KERNEL_SIZE=5 ;;
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esac
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t="default"
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fi
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einfo "Grub will support the ${t} maximum kernel size of ${GRUB_MAX_KERNEL_SIZE} Mb (GRUB_MAX_KERNEL_SIZE)"
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sed -i \
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-e "/^#define.*EXTENDED_MEMSIZE/s,3,${GRUB_MAX_KERNEL_SIZE},g" \
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"${S}"/grub/asmstub.c \
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|| die "Failed to hack memory size"
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eautoreconf
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}
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src_configure() {
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filter-flags -fPIE #168834
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unset BLOCK_SIZE #73499
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### i686-specific code in the boot loader is a bad idea; disabling to ensure
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### at least some compatibility if the hard drive is moved to an older or
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### incompatible system.
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# grub-0.95 added -fno-stack-protector detection, to disable ssp for stage2,
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# but the objcopy's (faulty) test fails if -fstack-protector is default.
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# create a cache telling configure that objcopy is ok, and add -C to econf
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# to make use of the cache.
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#
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# CFLAGS has to be undefined running econf, else -fno-stack-protector detection fails.
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# STAGE2_CFLAGS is not allowed to be used on emake command-line, it overwrites
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# -fno-stack-protector detected by configure, removed from netboot's emake.
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use custom-cflags || unset CFLAGS
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export grub_cv_prog_objcopy_absolute=yes #79734
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# Now build the regular grub
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# Note that FFS and UFS2 support are broken for now - stage1_5 files too big
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econf \
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--libdir=/lib \
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--datadir=/usr/lib/grub \
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--exec-prefix=/ \
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--disable-auto-linux-mem-opt \
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--with-platform=efi \
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--without-curses \
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|| die "econf failed"
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}
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src_compile() {
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emake || die "making regular stuff"
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}
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src_test() {
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# non-default block size also give false pass/fails.
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unset BLOCK_SIZE
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make check || die "make check failed"
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}
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src_install() {
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emake DESTDIR="${D}" install || die
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# bug 330745
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pax-mark -m "${D}"/sbin/egrub
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# dont install nit needed files
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rm -rf "${D}"/usr/lib
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rm -rf "${D}"/usr/share/man/man1
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rm -rf "${D}"/usr/share/info
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rm "${D}"/usr/share/man/man8/grub-install.8
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# rename man pages so they dont interfer with the one from grub
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mv "${D}"/usr/share/man/man8/{,e}grub-crypt.8
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mv "${D}"/usr/share/man/man8/{,e}grub-md5-crypt.8
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mv "${D}"/usr/share/man/man8/{,e}grub-terminfo.8
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mv "${D}"/usr/share/man/man8/{,e}grub.8
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dodoc AUTHORS BUGS ChangeLog NEWS README THANKS TODO
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newdoc docs/menu.lst grub.conf.sample
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dodoc "${FILESDIR}"/grub.conf.gentoo
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prepalldocs
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insinto /usr/share/egrub
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doins "${DISTDIR}"/splash.xpm.gz
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insinto /boot/efi/EFI/grub
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doins efi/grub.efi
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}
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setup_boot_dir() {
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local boot_dir=$1
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local dir=${boot_dir}
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mkdir -p "${dir}"
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#[[ ! -L ${dir}/boot ]] && ln -s . "${dir}/boot"
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dir="${dir}/grub"
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if [[ ! -e ${dir} ]] ; then
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mkdir "${dir}" || die "${dir} does not exist!"
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fi
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# change menu.lst to grub.conf
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if [[ ! -e ${dir}/grub.conf ]] && [[ -e ${dir}/menu.lst ]] ; then
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mv -f "${dir}"/menu.lst "${dir}"/grub.conf
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ewarn
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ewarn "*** IMPORTANT NOTE: menu.lst has been renamed to grub.conf"
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ewarn
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fi
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#if [[ ! -e ${dir}/menu.lst ]]; then
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# einfo "Linking from new grub.conf name to menu.lst"
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# ln -snf grub.conf "${dir}"/menu.lst
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#fi
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#if [[ -e ${dir}/stage2 ]] ; then
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# mv "${dir}"/stage2{,.old}
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# ewarn "*** IMPORTANT NOTE: you must run grub and install"
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# ewarn "the new version's stage1 to your MBR. Until you do,"
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# ewarn "stage1 and stage2 will still be the old version, but"
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# ewarn "later stages will be the new version, which could"
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# ewarn "cause problems such as an unbootable system."
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# ewarn "This means you must use either grub-install or perform"
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# ewarn "root/setup manually! For more help, see the handbook:"
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# ewarn "http://www.gentoo.org/doc/en/handbook/handbook-${ARCH}.xml?part=1&chap=10#grub-install-auto"
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# ebeep
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#fi
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#einfo "Copying files from /lib/grub, /usr/lib/grub and /usr/share/grub to ${dir}"
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einfo "Copying files from /usr/share/egrub to ${dir}"
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for x in \
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"${ROOT}"/usr/share/egrub/* ; do
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[[ -f ${x} ]] && cp -p "${x}" "${dir}"/
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done
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# "${ROOT}"/lib*/grub/*/* \
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# "${ROOT}"/usr/lib*/grub/*/* \
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if [[ ! -e ${dir}/grub.conf ]] ; then
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s="${ROOT}/usr/share/doc/${PF}/grub.conf.gentoo"
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[[ -e "${s}" ]] && cat "${s}" >${dir}/grub.conf
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[[ -e "${s}.gz" ]] && zcat "${s}.gz" >${dir}/grub.conf
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[[ -e "${s}.bz2" ]] && bzcat "${s}.bz2" >${dir}/grub.conf
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fi
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# Per bug 218599, we support grub.conf.install for users that want to run a
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# specific set of Grub setup commands rather than the default ones.
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grub_config=${dir}/grub.conf.install
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[[ -e ${grub_config} ]] || grub_config=${dir}/grub.conf
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if [[ -e ${grub_config} ]] ; then
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egrep \
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-v '^[[:space:]]*(#|$|default|fallback|initrd|password|splashimage|timeout|title)' \
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"${grub_config}" | \
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/sbin/egrub --batch \
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--device-map="${dir}"/device.map \
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> /dev/null
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fi
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# the grub default commands silently piss themselves if
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# the default file does not exist ahead of time
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if [[ ! -e ${dir}/default ]] ; then
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egrub-set-default --root-directory="${boot_dir}" default
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fi
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einfo "Grub has been installed to ${boot_dir} successfully."
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}
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pkg_postinst() {
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if [[ -n ${DONT_MOUNT_BOOT} ]]; then
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elog "WARNING: you have DONT_MOUNT_BOOT in effect, so you must apply"
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elog "the following instructions for your /boot!"
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elog "Neglecting to do so may cause your system to fail to boot!"
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elog
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else
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setup_boot_dir "${ROOT}"/boot/efi/EFI
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# Trailing output because if this is run from pkg_postinst, it gets mixed into
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# the other output.
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einfo ""
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fi
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elog "To interactively install grub files to another device such as a USB"
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elog "stick, just run the following and specify the directory as prompted:"
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elog " emerge --config =${PF}"
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elog "Alternately, you can export GRUB_ALT_INSTALLDIR=/path/to/use to tell"
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elog "grub where to install in a non-interactive way."
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}
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pkg_config() {
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local dir
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if [ ! -d "${GRUB_ALT_INSTALLDIR}" ]; then
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einfo "Enter the directory where you want to setup grub:"
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read dir
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else
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dir="${GRUB_ALT_INSTALLDIR}"
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fi
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setup_boot_dir "${dir}"
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}
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