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| 1 | /* |
| 2 | * Builtin evlist command: Show the list of event selectors present |
| 3 | * in a perf.data file. |
| 4 | */ |
| 5 | #include "builtin.h" |
| 6 | |
| 7 | #include "util/util.h" |
| 8 | |
| 9 | #include <linux/list.h> |
| 10 | |
| 11 | #include "perf.h" |
| 12 | #include "util/evlist.h" |
| 13 | #include "util/evsel.h" |
| 14 | #include "util/parse-events.h" |
| 15 | #include "util/parse-options.h" |
| 16 | #include "util/session.h" |
| 17 | |
| 18 | static const char *input_name; |
| 19 | |
| 20 | static int __cmd_evlist(void) |
| 21 | { |
| 22 | struct perf_session *session; |
| 23 | struct perf_evsel *pos; |
| 24 | |
| 25 | session = perf_session__new(input_name, O_RDONLY, 0, false, NULL); |
| 26 | if (session == NULL) |
| 27 | return -ENOMEM; |
| 28 | |
| 29 | list_for_each_entry(pos, &session->evlist->entries, node) |
| 30 | printf("%s\n", event_name(pos)); |
| 31 | |
| 32 | perf_session__delete(session); |
| 33 | return 0; |
| 34 | } |
| 35 | |
| 36 | static const char * const evlist_usage[] = { |
| 37 | "perf evlist [<options>]", |
| 38 | NULL |
| 39 | }; |
| 40 | |
| 41 | static const struct option options[] = { |
| 42 | OPT_STRING('i', "input", &input_name, "file", |
| 43 | "input file name"), |
| 44 | OPT_END() |
| 45 | }; |
| 46 | |
| 47 | int cmd_evlist(int argc, const char **argv, const char *prefix __used) |
| 48 | { |
| 49 | argc = parse_options(argc, argv, options, evlist_usage, 0); |
| 50 | if (argc) |
| 51 | usage_with_options(evlist_usage, options); |
| 52 | |
| 53 | return __cmd_evlist(); |
| 54 | } |
| 55 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
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v3.9
