diff options
| -rw-r--r-- | example/heartbeat.cpp | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/example/heartbeat.cpp b/example/heartbeat.cpp index 1840f60..c4adaac 100644 --- a/example/heartbeat.cpp +++ b/example/heartbeat.cpp @@ -6,10 +6,12 @@ #include <string> #include <utility> -using sdeventplus::Clock; -using sdeventplus::ClockId; using sdeventplus::Event; -using sdeventplus::source::Time; +using sdeventplus::source::Enabled; + +constexpr auto clockId = sdeventplus::ClockId::RealTime; +using Clock = sdeventplus::Clock<clockId>; +using Time = sdeventplus::source::Time<clockId>; int main(int argc, char* argv[]) { @@ -23,13 +25,16 @@ int main(int argc, char* argv[]) fprintf(stderr, "Beating every %u seconds\n", interval); auto event = Event::get_default(); - auto hbFunc = [interval](Time<ClockId::RealTime>& source, - Time<ClockId::RealTime>::TimePoint time) { + auto hbFunc = [interval](Time& source, Time::TimePoint time) { printf("Beat\n"); + + // Time sources are oneshot and are based on an absolute time + // we need to reconfigure the time source to go off again after the + // configured interval and re-enable it. source.set_time(time + std::chrono::seconds{interval}); + source.set_enabled(Enabled::OneShot); }; - Time<ClockId::RealTime> time(event, Clock<ClockId::RealTime>(event).now(), - std::chrono::seconds{1}, std::move(hbFunc)); - time.set_enabled(sdeventplus::source::Enabled::On); + Time time(event, Clock(event).now(), std::chrono::seconds{1}, + std::move(hbFunc)); return event.loop(); } |
