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#!/bin/bash
source /sbin/functions.sh
source /etc/make.globals
esyslog() {
echo &> /dev/null
}
echo ""
# is modules-rebuild available ?
if [ ! -x "/usr/sbin/module-rebuild" ] ; then
MODULE_REBUILD="false"
else
MODULE_REBUILD="true"
fi
## runs with UID=0 ?
if [[ `id -u` -ne 0 ]] ; then
eerror "This script requires root privileges"
eerror "Exiting!"
echo ""
exit 1
fi
## check if we are in the kernel root-dir
if [[ ! -f ${PWD}/Makefile ]] ; then
eerror "You are either in a subdirectory of your kernel dir or not in any kernel dir."
eerror "You better change to your kernel top level directory and run this script again,"
eerror "or the kernel will not get installed ...."
echo ""
exit 1
fi
if [[ -z "${KERNEL_ARCH}" ]] ; then
ARCH="$( uname -m )"
fi
case "${ARCH}" in
i*86)
KERNEL_ARCH="i386"
;;
x86_64)
KERNEL_ARCH="${ARCH}"
;;
alpha*)
KERNEL_ARCH="${ARCH}"
;;
esac
if [[ ! -e ${PWD}/arch/${KERNEL_ARCH}/boot/bzImage ]] ; then
eerror "${PWD}/arch/${KERNEL_ARCH}/boot does not contain an compressed kernel image."
eerror "If you are in the top-level directory of your kernel, please run"
eerror "'make' first. Otherwise, if you are not in /usr/src/linux"
eerror "change into your top-level kerneldirectory!"
exit 1
fi
if [[ -n "${ROOT}" && ! -d "${ROOT}" ]] ; then
eerror "The given ROOT does not exist. Please create it first."
exit 1
fi
if [[ "$1" == "-p" ]] ; then
PRETEND="true"
fi
getmakefilevar() {
grep $1 $2 | head -n 1 | cut -d = -f 2- | awk '{ print $1 }'
}
# to get a version number out of the Makefile
KV_MAJOR="`getmakefilevar VERSION Makefile`"
KV_MINOR="`getmakefilevar PATCHLEVEL Makefile`"
KV_PATCH="`getmakefilevar SUBLEVEL Makefile`"
KV_TYPE="`getmakefilevar EXTRAVERSION Makefile`"
KV_CONFIG="`grep CONFIG_LOCALVERSION .config | head -n 1 | cut -d'"' -f 2`"
einfo "\033[01mPhase 1:\033[0m"
ebegin " [1/2] Gathering kernel version"
KV_FULL="$KV_MAJOR.$KV_MINOR.$KV_PATCH$KV_TYPE$KV_CONFIG"
eend $?
if [[ -z "`grep /boot /etc/mtab`" && -z "${ROOT}" ]] ; then
ebegin " [2/2] Mounting /boot"
mount /boot 2> /dev/null
eend $?
else
einfo " [2/2] Skipping 'mount /boot', already mounted ..."
fi
echo
einfo "\033[01mPhase 2:\033[0m"
einfo " You're going to install the following files:"
einfo " ${ROOT}/boot/kernel-${KV_FULL}"
einfo " ${ROOT}/boot/config-${KV_FULL}"
einfo " ${ROOT}/lib/modules/${KV_FULL}"
if [[ -z "${PRETEND}" ]] ; then
echo
ewarn "You are going to install kernel-${KV_FULL}."
ewarn "If this is not desired, then hit \033[01;31mCTRL+C\033[0m now!"
echo
echo -ne "\033[01m Waiting ${EMERGE_WARNING_DELAY} seconds: "
for i in `seq ${EMERGE_WARNING_DELAY} -1 1`; do
echo -en "\033[01;31m${i}\033[0m "
sleep 1
done
echo
echo
einfo "\033[01mPhase 3:\033[0m"
ebegin " [1/3] bzImage"
cp -pf arch/${KERNEL_ARCH}/boot/bzImage ${ROOT}/boot/kernel-${KV_FULL} 2>/dev/null
eend $?
ebegin " [2/3] .config"
cp -pf .config ${ROOT}/boot/config-${KV_FULL} 2> /dev/null
eend $?
ebegin " [3/3] modules"
if [[ -z "${ROOT}" ]] ; then
make modules_install &> /dev/null
elif [[ -n "${ROOT}" && -d "${ROOT}" ]] ; then
INSTALL_MOD_PATH="${ROOT}" make modules_install &> /dev/null
fi
if [ "${MODULE_REBUILD}" = "true" ] ; then
einfo "\033[01mPhase 4:\033[0m"
echo
echo -ne "\033[01m Waiting ${EMERGE_WARNING_DELAY} seconds: "
for i in `seq ${EMERGE_WARNING_DELAY} -1 1`; do
echo -en "\033[01;31m${i}\033[0m "
sleep 1
done
echo
ebegin " [1/1] rebuilding external modules"
for i in $( /usr/sbin/module-rebuild list )
do
einfo "Remerging ${i}"
/usr/bin/emerge "${i}"
done
eend $?
else
ewarn "Be sure to remerge any depending external modules, otherwise they won't be"
ewarn "available when you reboot to your new kernel (i.e. alsa-driver, nvidia-kernel, ...)"
fi
echo
ewarn "Please add the following lines to your grub.conf:"
echo " title GNU/Linux ${KV_FULL}"
echo " root (hd0,0)"
echo " kernel (hd0,0)/kernel-${KV_FULL} `cat /proc/cmdline`"
echo
fi
echo
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