#!/bin/sh -e version="$1" bootopt="" command -v update-initramfs >/dev/null 2>&1 || exit 0 # passing the kernel version is required if [ -z "${version}" ]; then echo >&2 "W: initramfs-tools: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number" exit 2 fi # exit if kernel does not need an initramfs if [ "$INITRD" = 'No' ]; then exit 0 fi # absolute file name of kernel image may be passed as a second argument; # create the initrd in the same directory if [ -n "$2" ]; then bootdir=$(dirname "$2") bootopt="-b ${bootdir}" fi # avoid running multiple times if [ -n "$DEB_MAINT_PARAMS" ]; then eval set -- "$DEB_MAINT_PARAMS" if [ -z "$1" ] || [ "$1" != "configure" ]; then exit 0 fi fi # we're good - create initramfs. update runs do_bootloader # shellcheck disable=SC2086 update-initramfs -c -k "${version}" ${bootopt} >&2