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perf tools: Export usage string and option table of perf record

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Those are shared with other builtin commands like kvm, script.  So
make it accessable from them.  This is a preparation of later change
that limiting possible options.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1413990949-13953-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2014-10-23 00:15:46 +09:00 committed by Arnaldo Carvalho de Melo
parent d152d1be59
commit e5b2c20755
4 changed files with 12 additions and 6 deletions
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7
tools/perf/builtin-record.c
View file

@ -680,11 +680,12 @@ static int perf_record_config(const char *var, const char *value, void *cb)
return perf_default_config(var, value, cb);
}
static const char * const record_usage[] = {
static const char * const __record_usage[] = {
"perf record [<options>] [<command>]",
"perf record [<options>] -- <command> [<options>]",
NULL
};
const char * const *record_usage = __record_usage;
/*
* XXX Ideally would be local to cmd_record() and passed to a record__new
@ -725,7 +726,7 @@ const char record_callchain_help[] = CALLCHAIN_HELP "fp";
* perf_evlist__prepare_workload, etc instead of fork+exec'in 'perf record',
* using pipes, etc.
*/
const struct option record_options[] = {
struct option __record_options[] = {
OPT_CALLBACK('e', "event", &record.evlist, "event",
"event selector. use 'perf list' to list available events",
parse_events_option),
@ -802,6 +803,8 @@ const struct option record_options[] = {
OPT_END()
};
struct option *record_options = __record_options;
int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused)
{
int err = -ENOMEM;

1
tools/perf/builtin-script.c
View file

@ -23,7 +23,6 @@ static char const *generate_script_lang;
static bool debug_mode;
static u64 last_timestamp;
static u64 nr_unordered;
extern const struct option record_options[];
static bool no_callchain;
static bool latency_format;
static bool system_wide;

7
tools/perf/builtin-timechart.c
View file

@ -1963,7 +1963,7 @@ int cmd_timechart(int argc, const char **argv,
NULL
};
const struct option record_options[] = {
const struct option timechart_record_options[] = {
OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"),
OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only,
"output processes data only"),
@ -1972,7 +1972,7 @@ int cmd_timechart(int argc, const char **argv,
OPT_BOOLEAN('g', "callchain", &tchart.with_backtrace, "record callchain"),
OPT_END()
};
const char * const record_usage[] = {
const char * const timechart_record_usage[] = {
"perf timechart record [<options>]",
NULL
};
@ -1985,7 +1985,8 @@ int cmd_timechart(int argc, const char **argv,
}
if (argc && !strncmp(argv[0], "rec", 3)) {
argc = parse_options(argc, argv, record_options, record_usage,
argc = parse_options(argc, argv, timechart_record_options,
timechart_record_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
if (tchart.power_only && tchart.tasks_only) {

3
tools/perf/perf.h
View file

@ -62,4 +62,7 @@ struct record_opts {
unsigned initial_delay;
};
struct option;
extern const char * const *record_usage;
extern struct option *record_options;
#endif