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/*
* Builtin evlist command: Show the list of event selectors present
* in a perf.data file.
*/
#include "builtin.h"
#include "util/util.h"
#include <linux/list.h>
#include "perf.h"
#include "util/evlist.h"
#include "util/evsel.h"
#include "util/parse-events.h"
#include "util/parse-options.h"
#include "util/session.h"
static const char *input_name;
static int __cmd_evlist(void)
{
struct perf_session *session;
struct perf_evsel *pos;
session = perf_session__new(input_name, O_RDONLY, 0, false, NULL);
if (session == NULL)
return -ENOMEM;
list_for_each_entry(pos, &session->evlist->entries, node)
printf("%s\n", event_name(pos));
perf_session__delete(session);
return 0;
}
static const char * const evlist_usage[] = {
"perf evlist [<options>]",
NULL
};
static const struct option options[] = {
OPT_STRING('i', "input", &input_name, "file",
"input file name"),
OPT_END()
};
int cmd_evlist(int argc, const char **argv, const char *prefix __used)
{
argc = parse_options(argc, argv, options, evlist_usage, 0);
if (argc)
usage_with_options(evlist_usage, options);
return __cmd_evlist();
}
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