shell-completion/bash/systemd-dissect

   1 # shellcheck shell=bash
   2 # systemd-dissect(1) completion                       -*- shell-script -*-
   3 # SPDX-License-Identifier: LGPL-2.1-or-later
   4 #
   5 # This file is part of systemd.
   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 <https://www.gnu.org/licenses/>.
  19
  20 __contains_word() {
  21     local w word=$1; shift
  22     for w in "$@"; do
  23         [[ $w = "$word" ]] && return
  24     done
  25 }
  26
  27 _systemd_dissect() {
  28     local comps
  29     local cur=${COMP_WORDS[COMP_CWORD]} prev_1=${COMP_WORDS[COMP_CWORD-1]} prev_2=${COMP_WORDS[COMP_CWORD-2]} words cword
  30     local -A OPTS=(
  31         [STANDALONE]='-h --help --version
  32                      --discover
  33                      --no-pager
  34                      --no-legend
  35                      -r --read-only
  36                      --mkdir
  37                      --rmdir
  38                      --in-memory'
  39         [ARG]='-m --mount -M
  40                -u --umount -U
  41                --attach
  42                --detach
  43                -l --list
  44                --mtree
  45                --with
  46                -x --copy-from
  47                -a --copy-to
  48                --validate
  49                --fsck
  50                --growfs
  51                --discard
  52                --root-hash
  53                --root-hash-sig
  54                --verity-data
  55                --image-policy
  56                --json
  57                --loop-ref
  58                --mtree-hash'
  59     )
  60
  61     _init_completion || return
  62
  63     if __contains_word "$prev_1" ${OPTS[STANDALONE]}; then
  64         case $prev_1 in
  65             -h|--help|--version|--discover)
  66                 return 0
  67                 ;;
  68         esac
  69     fi
  70
  71     if [[ "$cur" = -* ]]; then
  72         COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
  73         return 0
  74     fi
  75
  76     if __contains_word "$prev_1" ${OPTS[ARG]}; then
  77         case $prev_1 in
  78             -l|--list|--mtree|-m|--mount|-M|--attach|--detach|-x|--copy-from|-a|--copy-to|--verity-data|--validate|--with)
  79                 comps=$(compgen -A file -- "$cur")
  80                 compopt -o filenames
  81                 ;;
  82             -u|--umount|-U)
  83                 comps=$(compgen -A directory -- "$cur")
  84                 compopt -o dirnames
  85                 ;;
  86             --fsck|--growfs|--mtree-hash)
  87                 comps='yes no'
  88                 ;;
  89             --discard)
  90                 comps='disabled loop all crypto'
  91                 ;;
  92             --root-hash-sig)
  93                 comps="base64: $(compgen -A file -- "$cur")"
  94                 compopt -o filenames
  95                 ;;
  96             --json)
  97                 comps='pretty short off'
  98                 ;;
  99         esac
 100         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 101         return 0
 102     fi
 103
 104     if __contains_word "$prev_2" ${OPTS[ARG]}; then
 105         case $prev_2 in
 106             -m|--mount|-M)
 107                 comps=$(compgen -A directory -- "$cur")
 108                 compopt -o dirnames
 109                 ;;
 110             --with)
 111                 comps=$(compgen -A command -- "$cur")
 112                 compopt -o filenames
 113                 ;;
 114             *)
 115                 comps=$(compgen -A file -- "$cur")
 116                 compopt -o filenames
 117                 ;;
 118         esac
 119         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 120         return 0
 121     fi
 122
 123     COMPREPLY=( $(compgen -A file -- "$cur") )
 124     compopt -o filenames
 125     return 0
 126 }
 127
 128 complete -F _systemd_dissect systemd-dissect