tools/perf/util/evswitch.h

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 // Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
   3 #ifndef __PERF_EVSWITCH_H
   4 #define __PERF_EVSWITCH_H 1
   5
   6 #include <stdbool.h>
   7 #include <stdio.h>
   8
   9 struct evsel;
  10 struct evlist;
  11
  12 struct evswitch {
  13         struct evsel *on, *off;
  14         const char   *on_name, *off_name;
  15         bool         discarding;
  16         bool         show_on_off_events;
  17 };
  18
  19 int evswitch__init(struct evswitch *evswitch, struct evlist *evlist, FILE *fp);
  20
  21 bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel);
  22
  23 #define OPTS_EVSWITCH(evswitch)                                                           \
  24         OPT_STRING(0, "switch-on", &(evswitch)->on_name,                                  \
  25                    "event", "Consider events after the ocurrence of this event"),         \
  26         OPT_STRING(0, "switch-off", &(evswitch)->off_name,                                \
  27                    "event", "Stop considering events after the ocurrence of this event"), \
  28         OPT_BOOLEAN(0, "show-on-off-events", &(evswitch)->show_on_off_events,             \
  29                     "Show the on/off switch events, used with --switch-on and --switch-off")
  30
  31 #endif /* __PERF_EVSWITCH_H */