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#!/bin/sh
. samizdat-paths.sh
initrd=${samizdat_linux_dir}/initrd.img
vmlinuz=${samizdat_linux_dir}/vmlinuz
conf_dir=$samizdat_initramfs_conf_dir
apt_dependencies=$samizdat_initrd_files_dir/initrd-dependencies.txt
find_source_dirs() {
find "$conf_dir" "$samizdat_initrd_files_dir" "$@"
}
force_rebuild()
{
touch "$conf_dir"
return 1
}
rebuild()
{
[ ! -f "$apt_dependencies" ] ||
sudo apt-get install -q=10 --no-upgrade -y $(cat "$apt_dependencies")
set -ex
cp -f /boot/vmlinuz-"${kernel_version}" "$vmlinuz"
/usr/sbin/mkinitramfs -d "$conf_dir" -o "$initrd" "${kernel_version}" || force_rebuild
}
[ "$kernel_version" ]
if [ ! -e "$initrd" -o ! -e "$vmlinuz" ]; then
rebuild
else
found=$(find_source_dirs -newer "$initrd" -print -quit)
if [ "$found" ]; then
echo "initrd.sh: rebuild forced: found modified source: $found"
rebuild
fi
fi
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