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100 lines
3.1 KiB
Bash
100 lines
3.1 KiB
Bash
# bootctl(1) completion -*- shell-script -*-
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# SPDX-License-Identifier: LGPL-2.1-or-later
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#
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# This file is part of systemd.
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# systemd is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with systemd; If not, see <http://www.gnu.org/licenses/>.
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__contains_word () {
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local w word=$1; shift
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for w in "$@"; do
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[[ $w = "$word" ]] && return
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done
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}
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__get_entry_ids() {
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bootctl --no-pager list 2>/dev/null | { while read -r a b; do [[ $a == 'id:' ]] && echo " $b"; done }
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}
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_bootctl() {
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local i verb comps
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local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
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local -A OPTS=(
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[STANDALONE]='-h --help -p --print-esp-path -x --print-boot-path --version --no-variables --no-pager --graceful'
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[ARG]='--esp-path --boot-path'
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)
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if __contains_word "$prev" ${OPTS[ARG]}; then
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case $prev in
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--esp-path|--boot-path)
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if [[ -z $cur ]]; then
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comps=$(compgen -A directory -- "/" )
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else
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comps=$(compgen -A directory -- "$cur" )
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fi
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compopt -o filenames
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;;
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esac
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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fi
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if [[ "$cur" = -* ]]; then
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COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
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return 0
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fi
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local -A VERBS=(
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# systemd-efi-options takes an argument, but it is free-form, so we cannot complete it
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[STANDALONE]='help status install update remove is-installed random-seed systemd-efi-options list'
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[BOOTENTRY]='set-default set-oneshot'
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[BOOLEAN]='reboot-to-firmware'
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)
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for ((i=0; i < COMP_CWORD; i++)); do
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if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
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verb=${COMP_WORDS[i]}
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break
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fi
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done
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if [[ -z $verb ]]; then
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comps=${VERBS[*]}
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elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
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comps=''
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elif __contains_word "$verb" ${VERBS[BOOTENTRY]}; then
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name=
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for ((i++; i < COMP_CWORD; i++)); do
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if ! __contains_word "${COMP_WORDS[i]}" ${OPTS[*]} ${VERBS[*]} &&
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! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
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name=${COMP_WORDS[i]}
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break;
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fi
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done
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if [[ -z $name ]]; then
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comps=$( __get_entry_ids )
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else
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comps=''
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fi
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elif __contains_word "$verb" ${VERBS[BOOLEAN]}; then
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comps="yes no"
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fi
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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}
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complete -F _bootctl bootctl
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