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-rw-r--r--tools/perf/bash_completion9
-rw-r--r--tools/perf/util/parse-options.c8
-rw-r--r--tools/perf/util/parse-options.h1
3 files changed, 16 insertions, 2 deletions
diff --git a/tools/perf/bash_completion b/tools/perf/bash_completion
index bef06f0deeb5..5c355ababf80 100644
--- a/tools/perf/bash_completion
+++ b/tools/perf/bash_completion
@@ -33,8 +33,13 @@ _perf()
fi
# 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' -- "$cur" ) )
+ evts=$($cmd list --raw-dump)
+ COMPREPLY=( $( compgen -W '$evts' -- "$cur" ) )
+ # List long option names
+ elif [[ $cur == --* ]]; then
+ subcmd=${COMP_WORDS[1]}
+ opts=$($cmd $subcmd --list-opts)
+ COMPREPLY=( $( compgen -W '$opts' -- "$cur" ) )
# Fall down to list regular files
else
_filedir
diff --git a/tools/perf/util/parse-options.c b/tools/perf/util/parse-options.c
index 443fc116512b..2bc9e70df7e2 100644
--- a/tools/perf/util/parse-options.c
+++ b/tools/perf/util/parse-options.c
@@ -384,6 +384,8 @@ int parse_options_step(struct parse_opt_ctx_t *ctx,
return usage_with_options_internal(usagestr, options, 1);
if (internal_help && !strcmp(arg + 2, "help"))
return parse_options_usage(usagestr, options);
+ if (!strcmp(arg + 2, "list-opts"))
+ return PARSE_OPT_LIST;
switch (parse_long_opt(ctx, arg + 2, options)) {
case -1:
return parse_options_usage(usagestr, options);
@@ -422,6 +424,12 @@ int parse_options(int argc, const char **argv, const struct option *options,
exit(129);
case PARSE_OPT_DONE:
break;
+ case PARSE_OPT_LIST:
+ while (options->type != OPTION_END) {
+ printf("--%s ", options->long_name);
+ options++;
+ }
+ exit(130);
default: /* PARSE_OPT_UNKNOWN */
if (ctx.argv[0][1] == '-') {
error("unknown option `%s'", ctx.argv[0] + 2);
diff --git a/tools/perf/util/parse-options.h b/tools/perf/util/parse-options.h
index abc31a1dac1a..7bb5999940ca 100644
--- a/tools/perf/util/parse-options.h
+++ b/tools/perf/util/parse-options.h
@@ -140,6 +140,7 @@ extern NORETURN void usage_with_options(const char * const *usagestr,
enum {
PARSE_OPT_HELP = -1,
PARSE_OPT_DONE,
+ PARSE_OPT_LIST,
PARSE_OPT_UNKNOWN,
};