176 lines
5.4 KiB
Bash
176 lines
5.4 KiB
Bash
# Copyright 1999-2012 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-static/grub-static-0.97-r10.ebuild,v 1.8 2012/07/23 03:49:58 vapier 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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inherit eutils mount-boot toolchain-funcs linux-info
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PATCHVER="1.9" # Not used, just for tracking with main grub
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DESCRIPTION="GNU GRUB Legacy boot loader (static build)"
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HOMEPAGE="http://www.gnu.org/software/grub/"
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SRC_URI="mirror://gentoo/${PF}.tar.bz2"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="-* amd64 ~x86"
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IUSE=""
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DEPEND="!<sys-boot/grub-2"
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RDEPEND="${DEPEND}"
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# These are already stripped since we use a binpkg.
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QA_PRESTRIPPED="/sbin/grub /bin/mbchk"
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pkg_setup() {
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local arch="$(tc-arch)"
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case ${arch} in
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amd64)
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CONFIG_CHECK='~IA32_EMULATION'
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WARNING_IA32_EMULATION="You will NOT be able to run grub unless you have IA32_EMULATION set!"
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check_extra_config
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;;
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esac
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}
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src_install() {
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cp -a "${WORKDIR}"/* "${D}"/
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if [[ -z "${I_KNOW_WHAT_I_AM_DOING}" ]]; then
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run_test_grub "${D}"/sbin/grub && einfo "New grub can run on your system, good!"
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fi
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}
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run_test_grub() {
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local grub="$1"
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local version="$(${grub} \
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--read-only --no-pager --no-floppy --no-curses \
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--no-config-file --batch --version)"
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local error="grub test-run failed"
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use amd64 && error="${error} Is IA32_EMULATION set?"
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[ "${version/${PV}}" != "${version}" ] || die "${error}"
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return 0
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}
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#
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# Below this point, everything is also used in grub-static!
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# Please keep in sync!
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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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if [[ -z "${I_KNOW_WHAT_I_AM_DOING}" ]]; then
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run_test_grub /sbin/grub
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fi
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mkdir -p "${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 ${dir}"
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for x in \
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"${ROOT}"/lib*/grub/*/* \
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"${ROOT}"/usr/lib*/grub/*/* \
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"${ROOT}"/usr/share/grub/* ; do
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[[ -f ${x} ]] && cp -p "${x}" "${dir}"/
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done
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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 ${grub_config} ]] ; then
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local tmp="${TMPDIR}/${P}-setup_boot_dir-$$"
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egrep \
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-v '^[[:space:]]*(#|$|default|fallback|initrd|password|splashimage|timeout|title)' \
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"${grub_config}" >"${tmp}"
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# Do NOT fail here, only warn.
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/sbin/grub --batch \
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--device-map="${dir}"/device.map \
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>/dev/null <"${tmp}"
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rc=$?
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[[ $rc -ne 0 ]] && ewarn "Grub failed to run!"
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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 ${dir}/default ]] ; then
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# This may fail, don't worry about it.
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grub-set-default --root-directory="${boot_dir}" default
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:
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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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mount-boot_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
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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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