build-sys: create top-level directory for bash completion

1 files changed, 281 insertions, 0 deletions

diff --git a/bash-completion/systemd-bash-completion.sh b/bash-completion/systemd-bash-completion.sh
new file mode 100644
index 0000000000..25ab0c5e97
--- /dev/null
+++ b/bash-completion/systemd-bash-completion.sh
@@ -0,0 +1,281 @@
+# 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/>.
+
+__systemctl() {
+        systemctl --full --no-legend "$@"
+}
+
+__contains_word () {
+        local word=$1; shift
+        for w in $*; do [[ $w = $word ]] && return 0; done
+        return 1
+}
+
+__filter_units_by_property () {
+        local property=$1 value=$2 ; shift 2
+        local units=("$@")
+        local props
+        IFS=$'\n' read -rd '' -a props < \
+            <(__systemctl show --property "$property" -- "${units[@]}")
+        for ((i=0; $i < ${#units[*]}; i++)); do
+                if [[ "${props[i]}" = "$property=$value" ]]; then
+                        echo "${units[i]}"
+                fi
+        done
+}
+
+__get_all_units      () { __systemctl list-units --all \
+        | { while read a b; do echo "$a"; done; }; }
+__get_active_units   () { __systemctl list-units       \
+        | { while read a b; do echo "$a"; done; }; }
+__get_inactive_units () { __systemctl list-units --all \
+        | { while read a b c d; do [[ $c == "inactive" ]] && echo "$a"; done; }; }
+__get_failed_units   () { __systemctl list-units       \
+        | { while read a b c d; do [[ $c == "failed"   ]] && echo "$a"; done; }; }
+__get_enabled_units  () { __systemctl list-unit-files  \
+        | { while read a b c  ; do [[ $b == "enabled"  ]] && echo "$a"; done; }; }
+__get_disabled_units () { __systemctl list-unit-files  \
+        | { while read a b c  ; do [[ $b == "disabled" ]] && echo "$a"; done; }; }
+__get_masked_units   () { __systemctl list-unit-files  \
+        | { while read a b c  ; do [[ $b == "masked"   ]] && echo "$a"; done; }; }
+
+_systemctl () {
+        local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
+        local verb comps
+
+        local -A OPTS=(
+               [STANDALONE]='--all -a --defaults --fail --ignore-dependencies --failed --force -f --full --global
+                             --help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall
+                             --order --require --quiet -q --privileged -P --system --user --version --runtime'
+                      [ARG]='--host -H --kill-mode --kill-who --property -p --signal -s --type -t --root'
+        )
+
+        if __contains_word "$prev" ${OPTS[ARG]}; then
+                case $prev in
+                        --signal|-s)
+                                comps=$(compgen -A signal)
+                        ;;
+                        --type|-t)
+                                comps='automount device mount path service snapshot socket swap target timer'
+                        ;;
+                        --kill-who)
+                                comps='all control main'
+                        ;;
+                        --kill-mode)
+                                comps='control-group process'
+                        ;;
+                        --root)
+                                comps=$(compgen -A directory -- "$cur" )
+                                compopt -o filenames
+                        ;;
+                        --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=(
+                [ALL_UNITS]='is-active is-enabled status show mask preset'
+            [ENABLED_UNITS]='disable reenable'
+           [DISABLED_UNITS]='enable'
+             [FAILED_UNITS]='reset-failed'
+          [STARTABLE_UNITS]='start'
+          [STOPPABLE_UNITS]='stop condstop kill try-restart condrestart'
+         [ISOLATABLE_UNITS]='isolate'
+         [RELOADABLE_UNITS]='reload condreload reload-or-try-restart force-reload'
+        [RESTARTABLE_UNITS]='restart reload-or-restart'
+             [MASKED_UNITS]='unmask'
+                     [JOBS]='cancel'
+                [SNAPSHOTS]='delete'
+                     [ENVS]='set-environment unset-environment'
+               [STANDALONE]='daemon-reexec daemon-reload default dot dump
+                             emergency exit halt kexec list-jobs list-units
+                             list-unit-files poweroff reboot rescue show-environment'
+                     [NAME]='snapshot load'
+                     [FILE]='link'
+        )
+
+        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" ${VERBS[ALL_UNITS]}; then
+                comps=$( __get_all_units )
+
+        elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then
+                comps=$( __get_enabled_units )
+
+        elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then
+                comps=$( __get_disabled_units )
+
+        elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then
+                comps=$( __filter_units_by_property CanStart yes \
+                      $( __get_inactive_units \
+		        | while read line; do \
+		                [[ "$line" =~ \.(device|snapshot)$ ]] || echo "$line"; \
+		        done ))
+
+        elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then
+                comps=$( __filter_units_by_property CanStart yes \
+                      $( __get_all_units \
+		        | while read line; do \
+		                [[ "$line" =~ \.(device|snapshot|socket|timer)$ ]] || echo "$line"; \
+		        done ))
+
+        elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then
+                comps=$( __filter_units_by_property CanStop yes \
+                      $( __get_active_units ) )
+
+        elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then
+                comps=$( __filter_units_by_property CanReload yes \
+                      $( __get_active_units ) )
+
+        elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then
+                comps=$( __filter_units_by_property AllowIsolate yes \
+                      $( __get_all_units ) )
+
+        elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then
+                comps=$( __get_failed_units )
+
+        elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then
+                comps=$( __get_masked_units )
+
+        elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[NAME]}; then
+                comps=''
+
+        elif __contains_word "$verb" ${VERBS[JOBS]}; then
+                comps=$( __systemctl list-jobs | { while read a b; do echo "$a"; done; } )
+
+        elif __contains_word "$verb" ${VERBS[SNAPSHOTS]}; then
+                comps=$( __systemctl list-units --type snapshot --full --all \
+                        | { while read a b; do echo "$a"; done; } )
+
+        elif __contains_word "$verb" ${VERBS[ENVS]}; then
+                comps=$( __systemctl show-environment \
+                    | while read line; do echo "${line%%=*}=";done )
+                compopt -o nospace
+
+        elif __contains_word "$verb" ${VERBS[FILE]}; then
+                comps=$( compgen -A file -- "$cur" )
+                compopt -o filenames
+        fi
+
+        COMPREPLY=( $(compgen -W "$comps" -- "$cur") )
+        return 0
+}
+complete -F _systemctl systemctl
+
+__get_all_sessions () { systemd-loginctl list-sessions | { while read a b; do echo "$a"; done; } ; }
+__get_all_users    () { systemd-loginctl list-users    | { while read a b; do echo "$b"; done; } ; }
+__get_all_seats    () { systemd-loginctl list-seats    | { while read a b; do echo "$a"; done; } ; }
+
+_loginctl () {
+        local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
+        local 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