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869feb3388
This should make it easier for users to understand what each filter means as the list of syscalls is updated in subsequent systemd versions.
124 lines
4.2 KiB
Bash
124 lines
4.2 KiB
Bash
# systemd-analyze(1) completion -*- shell-script -*-
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#
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# This file is part of systemd.
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#
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# Copyright 2010 Ran Benita
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# Copyright 2013 Harald Hoyer
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# systemd is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with systemd; If not, see <http://www.gnu.org/licenses/>.
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__contains_word () {
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local w word=$1; shift
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for w in "$@"; do
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[[ $w = "$word" ]] && return
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done
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}
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__get_machines() {
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local a b
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machinectl list --no-legend --no-pager | { while read a b; do echo " $a"; done; };
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}
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_systemd_analyze() {
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local i verb comps
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local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
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local -A OPTS=(
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[STANDALONE]='--help --version --system --user --order --require --no-pager --man'
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[ARG]='-H --host -M --machine --fuzz --from-pattern --to-pattern '
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)
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local -A VERBS=(
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[STANDALONE]='time blame plot dump'
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[CRITICAL_CHAIN]='critical-chain'
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[DOT]='dot'
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[LOG_LEVEL]='set-log-level'
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[VERIFY]='verify'
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[SECCOMP_FILTER]='syscall-filter'
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)
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_init_completion || return
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for ((i=0; i < COMP_CWORD; i++)); do
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if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
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! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
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verb=${COMP_WORDS[i]}
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break
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fi
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done
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if __contains_word "$prev" ${OPTS[ARG]}; then
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case $prev in
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--host|-H)
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comps=$(compgen -A hostname)
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;;
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--machine|-M)
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comps=$( __get_machines )
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;;
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esac
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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fi
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if [[ -z $verb && $cur = -* ]]; then
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COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
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return 0
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fi
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if [[ -z $verb ]]; then
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comps=${VERBS[*]}
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elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
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if [[ $cur = -* ]]; then
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comps='--help --version --system --user'
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fi
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elif __contains_word "$verb" ${VERBS[CRITICAL_CHAIN]}; then
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if [[ $cur = -* ]]; then
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comps='--help --version --system --user --fuzz'
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fi
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elif __contains_word "$verb" ${VERBS[DOT]}; then
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if [[ $cur = -* ]]; then
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comps='--help --version --system --user --from-pattern --to-pattern --order --require'
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fi
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elif __contains_word "$verb" ${VERBS[LOG_LEVEL]}; then
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if [[ $cur = -* ]]; then
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comps='--help --version --system --user'
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else
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comps='debug info notice warning err crit alert emerg'
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fi
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elif __contains_word "$verb" ${VERBS[SECCOMP_FILTER]}; then
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if [[ $cur = -* ]]; then
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comps='--help --version'
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fi
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elif __contains_word "$verb" ${VERBS[VERIFY]}; then
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if [[ $cur = -* ]]; then
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comps='--help --version --system --user --man'
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else
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comps=$( compgen -A file -- "$cur" )
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compopt -o filenames
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fi
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fi
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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}
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complete -F _systemd_analyze systemd-analyze
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