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perf build: Add shellcheck to tools/perf scripts
Address shell check errors/warnings in perf-archive.sh and perf-completion.sh. Reviewed-by: James Clark <james.clark@arm.com> Signed-off-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Oliver Upton <oliver.upton@linux.dev> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Link: https://lore.kernel.org/r/20240409023216.2342032-2-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -59,3 +59,17 @@ perf-y += ui/
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perf-y += scripts/
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gtk-y += ui/gtk/
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ifdef SHELLCHECK
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SHELL_TESTS := $(wildcard *.sh)
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TEST_LOGS := $(SHELL_TESTS:%=%.shellcheck_log)
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else
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SHELL_TESTS :=
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TEST_LOGS :=
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endif
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$(OUTPUT)%.shellcheck_log: %
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$(call rule_mkdir)
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$(Q)$(call echo-cmd,test)shellcheck -s bash -a -S warning "$<" > $@ || (cat $@ && rm $@ && false)
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perf-y += $(TEST_LOGS)
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@ -34,7 +34,7 @@ if [ $UNPACK -eq 1 ]; then
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TARGET=`find . -regex "\./perf.*\.tar\.bz2"`
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TARGET_NUM=`echo -n "$TARGET" | grep -c '^'`
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if [ -z "$TARGET" -o $TARGET_NUM -gt 1 ]; then
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if [ -z "$TARGET" ] || [ $TARGET_NUM -gt 1 ]; then
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echo -e "Error: $TARGET_NUM files found for unpacking:\n$TARGET"
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echo "Provide the requested file as an argument"
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exit 1
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@ -108,6 +108,8 @@ __perf__ltrim_colon_completions()
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__perfcomp ()
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{
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# Expansion of spaces to array is deliberate.
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# shellcheck disable=SC2207
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COMPREPLY=( $( compgen -W "$1" -- "$2" ) )
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}
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@ -127,13 +129,13 @@ __perf_prev_skip_opts ()
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let i=cword-1
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cmds_=$($cmd $1 --list-cmds)
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prev_skip_opts=()
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prev_skip_opts=""
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while [ $i -ge 0 ]; do
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if [[ ${words[i]} == $1 ]]; then
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if [[ ${words[i]} == "$1" ]]; then
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return
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fi
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for cmd_ in $cmds_; do
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if [[ ${words[i]} == $cmd_ ]]; then
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if [[ ${words[i]} == "$cmd_" ]]; then
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prev_skip_opts=${words[i]}
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return
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fi
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@ -164,9 +166,10 @@ __perf_main ()
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$prev_skip_opts == @(record|stat|top) ]]; then
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local cur1=${COMP_WORDS[COMP_CWORD]}
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local raw_evts=$($cmd list --raw-dump hw sw cache tracepoint pmu sdt)
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local raw_evts
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local arr s tmp result cpu_evts
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raw_evts=$($cmd list --raw-dump hw sw cache tracepoint pmu sdt)
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# aarch64 doesn't have /sys/bus/event_source/devices/cpu/events
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if [[ `uname -m` != aarch64 ]]; then
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cpu_evts=$(ls /sys/bus/event_source/devices/cpu/events)
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@ -175,10 +178,12 @@ __perf_main ()
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if [[ "$cur1" == */* && ${cur1#*/} =~ ^[A-Z] ]]; then
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OLD_IFS="$IFS"
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IFS=" "
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# Expansion of spaces to array is deliberate.
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# shellcheck disable=SC2206
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arr=($raw_evts)
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IFS="$OLD_IFS"
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for s in ${arr[@]}
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for s in "${arr[@]}"
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do
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if [[ "$s" == *cpu/* ]]; then
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tmp=${s#*cpu/}
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@ -200,11 +205,13 @@ __perf_main ()
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fi
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elif [[ $prev == @("--pfm-events") &&
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$prev_skip_opts == @(record|stat|top) ]]; then
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local evts=$($cmd list --raw-dump pfm)
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local evts
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evts=$($cmd list --raw-dump pfm)
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__perfcomp "$evts" "$cur"
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elif [[ $prev == @("-M"|"--metrics") &&
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$prev_skip_opts == @(stat) ]]; then
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local metrics=$($cmd list --raw-dump metric metricgroup)
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local metrics
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metrics=$($cmd list --raw-dump metric metricgroup)
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__perfcomp "$metrics" "$cur"
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else
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# List subcommands for perf commands
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@ -278,6 +285,8 @@ if [[ -n ${ZSH_VERSION-} ]]; then
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let cword=CURRENT-1
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emulate ksh -c __perf_main
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let _ret && _default && _ret=0
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# _ret is only assigned 0 or 1, disable inaccurate analysis.
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# shellcheck disable=SC2152
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return _ret
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}
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