diff options
Diffstat (limited to 'tools/perf/perf-completion.sh')
| -rw-r--r-- | tools/perf/perf-completion.sh | 76 |
1 files changed, 69 insertions, 7 deletions
diff --git a/tools/perf/perf-completion.sh b/tools/perf/perf-completion.sh index 3ba80b2359cc..69cba3c170d5 100644 --- a/tools/perf/perf-completion.sh +++ b/tools/perf/perf-completion.sh @@ -1,4 +1,5 @@ # perf bash and zsh completion +# SPDX-License-Identifier: GPL-2.0 # Taken from git.git's completion script. __my_reassemble_comp_words_by_ref() @@ -107,6 +108,8 @@ __perf__ltrim_colon_completions() __perfcomp () { + # Expansion of spaces to array is deliberate. + # shellcheck disable=SC2207 COMPREPLY=( $( compgen -W "$1" -- "$2" ) ) } @@ -126,13 +129,13 @@ __perf_prev_skip_opts () let i=cword-1 cmds_=$($cmd $1 --list-cmds) - prev_skip_opts=() + prev_skip_opts="" while [ $i -ge 0 ]; do - if [[ ${words[i]} == $1 ]]; then + if [[ ${words[i]} == "$1" ]]; then return fi for cmd_ in $cmds_; do - if [[ ${words[i]} == $cmd_ ]]; then + if [[ ${words[i]} == "$cmd_" ]]; then prev_skip_opts=${words[i]} return fi @@ -161,8 +164,55 @@ __perf_main () # List possible events for -e option elif [[ $prev == @("-e"|"--event") && $prev_skip_opts == @(record|stat|top) ]]; then - evts=$($cmd list --raw-dump) - __perfcomp_colon "$evts" "$cur" + + local cur1=${COMP_WORDS[COMP_CWORD]} + local raw_evts + local arr s tmp result cpu_evts + + raw_evts=$($cmd list --raw-dump hw sw cache tracepoint pmu sdt) + # aarch64 doesn't have /sys/bus/event_source/devices/cpu/events + if [[ `uname -m` != aarch64 ]]; then + cpu_evts=$(ls /sys/bus/event_source/devices/cpu/events) + fi + + if [[ "$cur1" == */* && ${cur1#*/} =~ ^[A-Z] ]]; then + OLD_IFS="$IFS" + IFS=" " + # Expansion of spaces to array is deliberate. + # shellcheck disable=SC2206 + arr=($raw_evts) + IFS="$OLD_IFS" + + for s in "${arr[@]}" + do + if [[ "$s" == *cpu/* ]]; then + tmp=${s#*cpu/} + result=$result" ""cpu/"${tmp^^} + else + result=$result" "$s + fi + done + + evts=${result}" "${cpu_evts} + else + evts=${raw_evts}" "${cpu_evts} + fi + + if [[ "$cur1" == , ]]; then + __perfcomp_colon "$evts" "" + else + __perfcomp_colon "$evts" "$cur1" + fi + elif [[ $prev == @("--pfm-events") && + $prev_skip_opts == @(record|stat|top) ]]; then + local evts + evts=$($cmd list --raw-dump pfm) + __perfcomp "$evts" "$cur" + elif [[ $prev == @("-M"|"--metrics") && + $prev_skip_opts == @(stat) ]]; then + local metrics + metrics=$($cmd list --raw-dump metric metricgroup) + __perfcomp "$metrics" "$cur" else # List subcommands for perf commands if [[ $prev_skip_opts == @(kvm|kmem|mem|lock|sched| @@ -235,6 +285,8 @@ if [[ -n ${ZSH_VERSION-} ]]; then let cword=CURRENT-1 emulate ksh -c __perf_main let _ret && _default && _ret=0 + # _ret is only assigned 0 or 1, disable inaccurate analysis. + # shellcheck disable=SC2152 return _ret } @@ -245,11 +297,21 @@ fi type perf &>/dev/null && _perf() { + if [[ "$COMP_WORDBREAKS" != *,* ]]; then + COMP_WORDBREAKS="${COMP_WORDBREAKS}," + export COMP_WORDBREAKS + fi + + if [[ "$COMP_WORDBREAKS" == *:* ]]; then + COMP_WORDBREAKS="${COMP_WORDBREAKS/:/}" + export COMP_WORDBREAKS + fi + local cur words cword prev if [ $preload_get_comp_words_by_ref = "true" ]; then - _get_comp_words_by_ref -n =: cur words cword prev + _get_comp_words_by_ref -n =:, cur words cword prev else - __perf_get_comp_words_by_ref -n =: cur words cword prev + __perf_get_comp_words_by_ref -n =:, cur words cword prev fi __perf_main } && |