shell-completion/bash/timedatectl

   1 # timedatectl(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 _timedatectl() {
  29         local i verb comps
  30         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
  31         local OPTS='-h --help --version --adjust-system-clock --no-pager
  32                     --no-ask-password -H --host --machine'
  33
  34         if __contains_word "$prev" $OPTS; then
  35                 case $prev in
  36                         --host|-H)
  37                                 comps=''
  38                         ;;
  39                 esac
  40                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
  41                 return 0
  42         fi
  43
  44         if [[ $cur = -* ]]; then
  45                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
  46                 return 0
  47         fi
  48
  49         local -A VERBS=(
  50                   [BOOLEAN]='set-local-rtc set-ntp'
  51                [STANDALONE]='status set-time list-timezones'
  52                 [TIMEZONES]='set-timezone'
  53                      [TIME]='set-time'
  54         )
  55
  56         for ((i=0; i < COMP_CWORD; i++)); do
  57                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
  58                         verb=${COMP_WORDS[i]}
  59                         break
  60                 fi
  61         done
  62
  63         if [[ -z $verb ]]; then
  64                 comps=${VERBS[*]}
  65         elif __contains_word "$verb" ${VERBS[BOOLEAN]}; then
  66                 comps='true false'
  67         elif __contains_word "$verb" ${VERBS[TIMEZONES]}; then
  68                 comps=$(command timedatectl list-timezones)
  69         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[TIME]}; then
  70                 comps=''
  71         fi
  72
  73         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
  74         return 0
  75 }
  76
  77 complete -F _timedatectl timedatectl