bash-completion: split completions and move to new location

[elogind.git] / shell-completion / bash / loginctl

diff --git a/shell-completion/bash/loginctl b/shell-completion/bash/loginctl
new file mode 100644 (file)
index 0000000..1844085
--- /dev/null
+++ b/shell-completion/bash/loginctl
@@ -0,0 +1,108 @@
+# loginctl(1) completion                                  -*- shell-script -*-
+#
+# This file is part of systemd.
+#
+# Copyright 2010 Ran Benita
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+#
+# systemd is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with systemd; If not, see <http://www.gnu.org/licenses/>.
+
+__contains_word () {
+        local word=$1; shift
+        for w in $*; do [[ $w = $word ]] && return 0; done
+        return 1
+}
+
+__get_all_sessions () { loginctl list-sessions | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
+__get_all_users    () { loginctl list-users    | { while read -r a b; do printf "%s\n" "$b"; done; } ; }
+__get_all_seats    () { loginctl list-seats    | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
+
+_loginctl () {
+        local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
+        local i verb comps
+
+        local -A OPTS=(
+               [STANDALONE]='--all -a --help -h --no-pager --privileged -P --version'
+                      [ARG]='--host -H --kill-who --property -p --signal -s'
+        )
+
+        if __contains_word "$prev" ${OPTS[ARG]}; then
+                case $prev in
+                        --signal|-s)
+                                comps=$(compgen -A signal)
+                        ;;
+                        --kill-who)
+                                comps='all leader'
+                        ;;
+                        --host|-H)
+                                comps=$(compgen -A hostname)
+                        ;;
+                        --property|-p)
+                                comps=''
+                        ;;
+                esac
+                COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
+                return 0
+        fi
+
+
+        if [[ "$cur" = -* ]]; then
+                COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
+                return 0
+        fi
+
+        local -A VERBS=(
+                [SESSIONS]='session-status show-session activate lock-session unlock-session terminate-session kill-session'
+                [USERS]='user-status show-user enable-linger disable-linger terminate-user kill-user'
+                [SEATS]='seat-status show-seat terminate-seat'
+                [STANDALONE]='list-sessions list-users list-seats flush-devices'
+                [ATTACH]='attach'
+        )
+
+        for ((i=0; $i <= $COMP_CWORD; i++)); do
+                if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
+                 ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
+                        verb=${COMP_WORDS[i]}
+                        break
+                fi
+        done
+
+        if   [[ -z $verb ]]; then
+                comps="${VERBS[*]}"
+
+        elif __contains_word "$verb" ${VERBS[SESSIONS]}; then
+                comps=$( __get_all_sessions )
+
+        elif __contains_word "$verb" ${VERBS[USERS]}; then
+                comps=$( __get_all_users )
+
+        elif __contains_word "$verb" ${VERBS[SEATS]}; then
+                comps=$( __get_all_seats )
+
+        elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
+                comps=''
+
+        elif __contains_word "$verb" ${VERBS[ATTACH]}; then
+                if [[ $prev = $verb ]]; then
+                        comps=$( __get_all_seats )
+                else
+                        comps=$(compgen -A file -- "$cur" )
+                        compopt -o filenames
+                fi
+        fi
+
+        COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
+        return 0
+}
+
+complete -F _loginctl loginctl