linux/tools/perf/bash_completion

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# perf completion
have perf &&
_perf()
{
local cur cmd
COMPREPLY=()
_get_comp_words_by_ref cur prev
cmd=${COMP_WORDS[0]}
# List perf subcommands
if [ $COMP_CWORD -eq 1 ]; then
cmds=$($cmd --list-cmds)
COMPREPLY=( $( compgen -W '$cmds' -- "$cur" ) )
# List possible events for -e option
elif [[ $prev == "-e" && "${COMP_WORDS[1]}" == @(record|stat|top) ]]; then
cmds=$($cmd list --raw-dump)
COMPREPLY=( $( compgen -W '$cmds' -- "$cur" ) )
# Fall down to list regular files
else
_filedir
fi
} &&
complete -F _perf perf