shell-completion/bash/hostnamectl

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