Commit | Line | Data |
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43adec95 ACM |
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 | ||
70cb4e96 | 18 | static int __cmd_evlist(const char *file_name, struct perf_attr_details *details) |
43adec95 ACM |
19 | { |
20 | struct perf_session *session; | |
21 | struct perf_evsel *pos; | |
22 | ||
70cb4e96 | 23 | session = perf_session__new(file_name, O_RDONLY, 0, false, NULL); |
43adec95 ACM |
24 | if (session == NULL) |
25 | return -ENOMEM; | |
26 | ||
0698aedd ACM |
27 | list_for_each_entry(pos, &session->evlist->entries, node) |
28 | perf_evsel__fprintf(pos, details, stdout); | |
43adec95 ACM |
29 | |
30 | perf_session__delete(session); | |
31 | return 0; | |
32 | } | |
33 | ||
1d037ca1 | 34 | int cmd_evlist(int argc, const char **argv, const char *prefix __maybe_unused) |
43adec95 | 35 | { |
26252ea6 | 36 | struct perf_attr_details details = { .verbose = false, }; |
26252ea6 | 37 | const struct option options[] = { |
94d668d0 ACM |
38 | OPT_STRING('i', "input", &input_name, "file", "Input file name"), |
39 | OPT_BOOLEAN('F', "freq", &details.freq, "Show the sample frequency"), | |
40 | OPT_BOOLEAN('v', "verbose", &details.verbose, | |
41 | "Show all event attr details"), | |
e35ef355 | 42 | OPT_BOOLEAN('g', "group", &details.event_group, |
e6ab07d0 | 43 | "Show event group information"), |
94d668d0 ACM |
44 | OPT_END() |
45 | }; | |
46 | const char * const evlist_usage[] = { | |
47 | "perf evlist [<options>]", | |
48 | NULL | |
26252ea6 ACM |
49 | }; |
50 | ||
43adec95 ACM |
51 | argc = parse_options(argc, argv, options, evlist_usage, 0); |
52 | if (argc) | |
53 | usage_with_options(evlist_usage, options); | |
54 | ||
e35ef355 | 55 | if (details.event_group && (details.verbose || details.freq)) { |
e6ab07d0 NK |
56 | pr_err("--group option is not compatible with other options\n"); |
57 | usage_with_options(evlist_usage, options); | |
58 | } | |
59 | ||
26252ea6 | 60 | return __cmd_evlist(input_name, &details); |
43adec95 | 61 | } |