1 files changed, 54 insertions, 0 deletions
diff --git a/tools/perf/builtin-evlist.c b/tools/perf/builtin-evlist.c
new file mode 100644
index 0000000..4c5e9e0
--- /dev/null
+++ b/tools/perf/builtin-evlist.c
@@ -0,0 +1,54 @@
+/*
+ * 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 char const *input_name = "perf.data";
+
+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();
+}