chiark / gitweb /
cryptsetup-generator: Split main() into more functions and use hasmaps
[elogind.git] / shell-completion / bash / loginctl
1 # loginctl(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 w word=$1; shift
22         for w in "$@"; do
23                 [[ $w = "$word" ]] && return
24         done
25 }
26
27 __get_all_sessions () { loginctl --no-legend list-sessions | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
28 __get_all_users    () { loginctl --no-legend list-users    | { while read -r a b; do printf "%s\n" "$b"; done; } ; }
29 __get_all_seats    () { loginctl --no-legend list-seats    | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
30
31 _loginctl () {
32         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
33         local i verb comps
34
35         local -A OPTS=(
36                [STANDALONE]='--all -a --help -h --no-pager --privileged -P --version'
37                       [ARG]='--host -H --kill-who --property -p --signal -s'
38         )
39
40         if __contains_word "$prev" ${OPTS[ARG]}; then
41                 case $prev in
42                         --signal|-s)
43                                 comps=$(compgen -A signal)
44                         ;;
45                         --kill-who)
46                                 comps='all leader'
47                         ;;
48                         --host|-H)
49                                 comps=$(compgen -A hostname)
50                         ;;
51                         --property|-p)
52                                 comps=''
53                         ;;
54                 esac
55                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
56                 return 0
57         fi
58
59
60         if [[ "$cur" = -* ]]; then
61                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
62                 return 0
63         fi
64
65         local -A VERBS=(
66                 [SESSIONS]='session-status show-session activate lock-session unlock-session terminate-session kill-session'
67                 [USERS]='user-status show-user enable-linger disable-linger terminate-user kill-user'
68                 [SEATS]='seat-status show-seat terminate-seat'
69                 [STANDALONE]='list-sessions list-users list-seats flush-devices'
70                 [ATTACH]='attach'
71         )
72
73         for ((i=0; i < COMP_CWORD; i++)); do
74                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
75                  ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
76                         verb=${COMP_WORDS[i]}
77                         break
78                 fi
79         done
80
81         if   [[ -z $verb ]]; then
82                 comps="${VERBS[*]}"
83
84         elif __contains_word "$verb" ${VERBS[SESSIONS]}; then
85                 comps=$( __get_all_sessions )
86
87         elif __contains_word "$verb" ${VERBS[USERS]}; then
88                 comps=$( __get_all_users )
89
90         elif __contains_word "$verb" ${VERBS[SEATS]}; then
91                 comps=$( __get_all_seats )
92
93         elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
94                 comps=''
95
96         elif __contains_word "$verb" ${VERBS[ATTACH]}; then
97                 if [[ $prev = $verb ]]; then
98                         comps=$( __get_all_seats )
99                 else
100                         comps=$(compgen -A file -- "$cur" )
101                         compopt -o filenames
102                 fi
103         fi
104
105         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
106         return 0
107 }
108
109 complete -F _loginctl loginctl