shell-completion/bash/hostnamectl

   1 # hostnamectl(1) completion                               -*- shell-script -*-
   2 # SPDX-License-Identifier: LGPL-2.1+
   3 #
   4 # This file is part of systemd.
   5 #
   6 # Copyright © 2010 Ran Benita
   7 #
   8 # systemd is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU Lesser General Public License as published by
  10 # the Free Software Foundation; either version 2.1 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # systemd is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16 # General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU Lesser General Public License
  19 # along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20
  21 __contains_word () {
  22         local w word=$1; shift
  23         for w in "$@"; do
  24                 [[ $w = "$word" ]] && return
  25         done
  26 }
  27
  28 _hostnamectl() {
  29         local i verb comps
  30         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
  31         local OPTS='-h --help --version --transient --static --pretty
  32                     --no-ask-password -H --host -M --machine'
  33
  34         if [[ $cur = -* ]]; then
  35                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
  36                 return 0
  37         fi
  38
  39         local -A VERBS=(
  40                 [STANDALONE]='status'
  41                      [ICONS]='set-icon-name'
  42                       [NAME]='set-hostname set-deployment set-location'
  43                    [CHASSIS]='set-chassis'
  44         )
  45
  46         for ((i=0; i < COMP_CWORD; i++)); do
  47                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
  48                         verb=${COMP_WORDS[i]}
  49                         break
  50                 fi
  51         done
  52
  53         if [[ -z $verb ]]; then
  54                 comps=${VERBS[*]}
  55         elif __contains_word "$verb" ${VERBS[CHASSIS]}; then
  56                 comps='desktop laptop convertible server tablet handset watch embedded vm container'
  57         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[ICONS]} ${VERBS[NAME]}; then
  58                 comps=''
  59         fi
  60
  61         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
  62         return 0
  63 }
  64
  65 complete -F _hostnamectl hostnamectl