perf build-id: Move the routine to find DSOs with hits to the lib
[linux-2.6.git] / tools / perf / builtin-buildid-list.c
1 /*
2  * builtin-buildid-list.c
3  *
4  * Builtin buildid-list command: list buildids in perf.data
5  *
6  * Copyright (C) 2009, Red Hat Inc.
7  * Copyright (C) 2009, Arnaldo Carvalho de Melo <acme@redhat.com>
8  */
9 #include "builtin.h"
10 #include "perf.h"
11 #include "util/build-id.h"
12 #include "util/cache.h"
13 #include "util/debug.h"
14 #include "util/parse-options.h"
15 #include "util/session.h"
16 #include "util/symbol.h"
17
18 static char const *input_name = "perf.data";
19 static int force;
20 static bool with_hits;
21
22 static const char * const buildid_list_usage[] = {
23         "perf buildid-list [<options>]",
24         NULL
25 };
26
27 static const struct option options[] = {
28         OPT_BOOLEAN('H', "with-hits", &with_hits, "Show only DSOs with hits"),
29         OPT_STRING('i', "input", &input_name, "file",
30                     "input file name"),
31         OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
32         OPT_BOOLEAN('v', "verbose", &verbose,
33                     "be more verbose"),
34         OPT_END()
35 };
36
37 static int __cmd_buildid_list(void)
38 {
39         int err = -1;
40         struct perf_session *session;
41
42         session = perf_session__new(input_name, O_RDONLY, force);
43         if (session == NULL)
44                 return -1;
45
46         if (with_hits)
47                 perf_session__process_events(session, &build_id__mark_dso_hit_ops);
48
49         dsos__fprintf_buildid(stdout, with_hits);
50
51         perf_session__delete(session);
52         return err;
53 }
54
55 int cmd_buildid_list(int argc, const char **argv, const char *prefix __used)
56 {
57         argc = parse_options(argc, argv, options, buildid_list_usage, 0);
58         setup_pager();
59         return __cmd_buildid_list();
60 }