do_rootfs[depends] += "prelink-native:do_populate_sysroot"
|
|
IMAGE_PREPROCESS_COMMAND:append:libc-glibc = " prelink_setup; prelink_image; "
|
|
python prelink_setup () {
|
oe.utils.write_ld_so_conf(d)
|
}
|
|
inherit linuxloader
|
|
prelink_image () {
|
# export PSEUDO_DEBUG=4
|
# /bin/env | /bin/grep PSEUDO
|
# echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
|
# echo "LD_PRELOAD=$LD_PRELOAD"
|
|
pre_prelink_size=`du -ks ${IMAGE_ROOTFS} | awk '{size = $1 ; print size }'`
|
echo "Size before prelinking $pre_prelink_size."
|
|
# The filesystem may not contain sysconfdir so establish what is present
|
# to enable cleanup after temporary creation of sysconfdir if needed
|
presentdir="${IMAGE_ROOTFS}${sysconfdir}"
|
while [ "${IMAGE_ROOTFS}" != "${presentdir}" ] ; do
|
[ ! -d "${presentdir}" ] || break
|
presentdir=`dirname "${presentdir}"`
|
done
|
|
mkdir -p "${IMAGE_ROOTFS}${sysconfdir}"
|
|
# We need a prelink conf on the filesystem, add one if it's missing
|
if [ ! -e ${IMAGE_ROOTFS}${sysconfdir}/prelink.conf ]; then
|
cp ${STAGING_ETCDIR_NATIVE}/prelink.conf \
|
${IMAGE_ROOTFS}${sysconfdir}/prelink.conf
|
dummy_prelink_conf=true;
|
else
|
dummy_prelink_conf=false;
|
fi
|
|
# We need a ld.so.conf with pathnames in,prelink conf on the filesystem, add one if it's missing
|
ldsoconf=${IMAGE_ROOTFS}${sysconfdir}/ld.so.conf
|
if [ -e $ldsoconf ]; then
|
cp $ldsoconf $ldsoconf.prelink
|
fi
|
cat ${STAGING_DIR_TARGET}${sysconfdir}/ld.so.conf >> $ldsoconf
|
|
dynamic_loader=${@get_linuxloader(d)}
|
|
# prelink!
|
if [ "${BUILD_REPRODUCIBLE_BINARIES}" = "1" ]; then
|
bbnote " prelink: BUILD_REPRODUCIBLE_BINARIES..."
|
if [ "$REPRODUCIBLE_TIMESTAMP_ROOTFS" = "" ]; then
|
export PRELINK_TIMESTAMP=`git log -1 --pretty=%ct `
|
else
|
export PRELINK_TIMESTAMP=$REPRODUCIBLE_TIMESTAMP_ROOTFS
|
fi
|
${STAGING_SBINDIR_NATIVE}/prelink --root ${IMAGE_ROOTFS} -am -N -c ${sysconfdir}/prelink.conf --dynamic-linker $dynamic_loader
|
else
|
${STAGING_SBINDIR_NATIVE}/prelink --root ${IMAGE_ROOTFS} -amR -N -c ${sysconfdir}/prelink.conf --dynamic-linker $dynamic_loader
|
fi
|
|
# Remove the prelink.conf if we had to add it.
|
if [ "$dummy_prelink_conf" = "true" ]; then
|
rm -f ${IMAGE_ROOTFS}${sysconfdir}/prelink.conf
|
fi
|
|
if [ -e $ldsoconf.prelink ]; then
|
mv $ldsoconf.prelink $ldsoconf
|
else
|
rm $ldsoconf
|
fi
|
|
# Remove any directories temporarily created for sysconfdir
|
cleanupdir="${IMAGE_ROOTFS}${sysconfdir}"
|
while [ "${presentdir}" != "${cleanupdir}" ] ; do
|
rmdir "${cleanupdir}"
|
cleanupdir=`dirname ${cleanupdir}`
|
done
|
|
pre_prelink_size=`du -ks ${IMAGE_ROOTFS} | awk '{size = $1 ; print size }'`
|
echo "Size after prelinking $pre_prelink_size."
|
}
|
