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Merge pull request #11145 from yuwata/bash-completion-bootctl

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bash-completion: bootctl: support set-default and set-oneshot
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2018-12-14 08:54:44 +01:00
committed by GitHub
parent 5cd6711621 a73b2f4ab3
commit 58493c6671
1 changed files with 36 additions and 1 deletions
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37
shell-completion/bash/bootctl
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@@ -24,14 +24,33 @@ __contains_word () {
done
}
__get_entry_ids() {
bootctl --no-pager list 2>/dev/null | { while read -r a b; do [[ $a == 'id:' ]] && echo " $b"; done }
}
_bootctl() {
local i verb comps
local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
local -A OPTS=(
[STANDALONE]='-h --help --no-variables -p --print-path --version'
[STANDALONE]='-h --help --no-variables -p --print-path --version --no-pager'
[ARG]='--path'
)
if __contains_word "$prev" ${OPTS[ARG]}; then
case $prev in
--path)
if [[ -z $cur ]]; then
comps=$(compgen -A directory -- "/" )
else
comps=$(compgen -A directory -- "$cur" )
fi
compopt -o filenames
;;
esac
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
fi
if [[ "$cur" = -* ]]; then
COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
return 0
@@ -39,6 +58,7 @@ _bootctl() {
local -A VERBS=(
[STANDALONE]='help install list remove status update'
[BOOTENTRY]='set-default set-oneshot'
)
for ((i=0; i < COMP_CWORD; i++)); do
@@ -52,6 +72,21 @@ _bootctl() {
comps=${VERBS[*]}
elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
comps=''
elif __contains_word "$verb" ${VERBS[BOOTENTRY]}; then
name=
for ((i++; i < COMP_CWORD; i++)); do
if ! __contains_word "${COMP_WORDS[i]}" ${OPTS[*]} ${VERBS[*]} &&
! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
name=${COMP_WORDS[i]}
break;
fi
done
if [[ -z $name ]]; then
comps=$( __get_entry_ids )
else
comps=''
fi
fi
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )