From 3646a66d0935ec54d4aebbf1daac6b83812f6ed1 Mon Sep 17 00:00:00 2001
From: Thomas Hindoe Paaboel Andersen <phomes@gmail.com>
Date: Thu, 20 Feb 2014 23:12:02 +0100
Subject: [PATCH] bootctl: add bash completion

(cherry picked from commit 95fe27d9307628a4a593e63794000c09ecb91b95)
---
 Makefile.am                   |  3 +++
 shell-completion/bash/bootctl | 60 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 shell-completion/bash/bootctl

diff --git a/Makefile.am b/Makefile.am
index 9049fed..703925a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1748,6 +1748,9 @@ bootctl_LDADD = \
 bin_PROGRAMS += \
 	bootctl
 
+dist_bashcompletion_DATA += \
+	shell-completion/bash/bootctl
+
 dist_zshcompletion_DATA += \
 	shell-completion/zsh/_bootctl
 
diff --git a/shell-completion/bash/bootctl b/shell-completion/bash/bootctl
new file mode 100644
index 0000000..c86ec7e
--- /dev/null
+++ b/shell-completion/bash/bootctl
@@ -0,0 +1,60 @@
+# bootctl(1) completion                               -*- shell-script -*-
+#
+# This file is part of systemd.
+#
+# Copyright 2014 Thomas H.P. Andersen
+#
+# 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 w word=$1; shift
+        for w in "$@"; do
+                [[ $w = "$word" ]] && return
+        done
+}
+
+_bootctl() {
+        local i verb comps
+        local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
+        local -A OPTS=(
+               [STANDALONE]='-h --help --version'
+        )
+
+        if [[ "$cur" = -* ]]; then
+                COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
+                return 0
+        fi
+
+        local -A VERBS=(
+                [STANDALONE]='status'
+        )
+
+        for ((i=0; i < COMP_CWORD; i++)); do
+                if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
+                        verb=${COMP_WORDS[i]}
+                        break
+                fi
+        done
+
+        if [[ -z $verb ]]; then
+                comps=${VERBS[*]}
+        elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
+                comps=''
+        fi
+
+        COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
+        return 0
+}
+
+complete -F _bootctl bootctl