57 lines · bash
1#!/bin/sh2# SPDX-License-Identifier: GPL-2.0-only3 4# bootconfig utility functions5 6XBC_TMPFILE=7XBC_BASEDIR=`dirname $0`8BOOTCONFIG=${BOOTCONFIG:=$XBC_BASEDIR/../bootconfig}9if [ ! -x "$BOOTCONFIG" ]; then10 BOOTCONFIG=`which bootconfig`11 if [ -z "$BOOTCONFIG" ]; then12 echo "Erorr: bootconfig command is not found" 1>&213 exit 114 fi15fi16 17xbc_cleanup() {18 if [ "$XBC_TMPFILE" ]; then19 rm -f "$XBC_TMPFILE"20 fi21}22 23xbc_init() { # bootconfig-file24 xbc_cleanup25 XBC_TMPFILE=`mktemp bconf-XXXX`26 trap xbc_cleanup EXIT TERM27 28 $BOOTCONFIG -l $1 > $XBC_TMPFILE || exit 129}30 31nr_args() { # args32 echo $#33}34 35xbc_get_val() { # key [maxnum]36 if [ "$2" ]; then37 MAXOPT="-L $2"38 fi39 grep "^$1 =" $XBC_TMPFILE | cut -d= -f2- | \40 sed -e 's/", /" /g' -e "s/',/' /g" | \41 xargs $MAXOPT -n 1 echo42}43 44xbc_has_key() { # key45 grep -q "^$1 =" $XBC_TMPFILE46}47 48xbc_has_branch() { # prefix-key49 grep -q "^$1" $XBC_TMPFILE50}51 52xbc_subkeys() { # prefix-key depth [subkey-pattern]53 __keys=`echo $1 | sed "s/\./ /g"`54 __s=`nr_args $__keys`55 grep "^$1$3" $XBC_TMPFILE | cut -d= -f1| cut -d. -f$((__s + 1))-$((__s + $2)) | uniq56}57