lsinitrd-bash-completion.sh

   1 #!/bin/bash
   2 # Copyright 2013 Red Hat, Inc.  All rights reserved.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 #
  17
  18 __contains_word () {
  19         local word="$1"; shift
  20         for w in "$@"; do [[ $w = "$word" ]] && return 0; done
  21         return 1
  22 }
  23
  24 _lsinitrd() {
  25         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
  26         local -A OPTS=(
  27                 [STANDALONE]='-s --size -h --help'
  28
  29                        [ARG]='-f --file -k --kver'
  30         )
  31
  32         # shellcheck disable=SC2086
  33         if __contains_word "$prev" ${OPTS[ARG]}; then
  34                 case $prev in
  35                         --file|-f)
  36                                 comps=$(compgen -f -- "$cur")
  37                                 compopt -o filenames
  38                         ;;
  39                         --kver|-k)
  40                                 comps=$(cd /lib/modules || return 1; echo [0-9]*)
  41                         ;;
  42                         *)
  43                                 return 0
  44                         ;;
  45                 esac
  46                 # shellcheck disable=SC2207
  47                 # shellcheck disable=SC2016
  48                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
  49                 return 0
  50         fi
  51
  52         if [[ $cur = -* ]]; then
  53                 # shellcheck disable=SC2207
  54                 # shellcheck disable=SC2016
  55                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
  56                 return 0
  57         fi
  58
  59         # shellcheck disable=SC2034
  60         comps=$(compgen -f -- "$cur")
  61         compopt -o filenames
  62         # shellcheck disable=SC2207
  63         # shellcheck disable=SC2016
  64         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
  65         return 0
  66 }
  67
  68 complete -F _lsinitrd lsinitrd