| 1 | #include "ZydecoCommon.hpp" |
| 2 | #include "ThreadLooping.hpp" |
| 3 | #include "IUpdateable.hpp" |
| 4 |
|
| 5 |
|
| 6 | static Logger LOGGER("THREAD_LOOPING"); |
| 7 |
|
| 8 |
|
| 9 | ThreadLooping::ThreadLooping(std::string thread_name, IUpdateable& thread_update): |
| 10 | m_threadName(thread_name), |
| 11 | m_rThreadUpdate(thread_update) |
| 12 | { |
| 13 | LOGGER.Log(Logger::VERBOSE, "Creating ThreadLooping '{}'", m_threadName); |
| 14 |
|
| 15 | std::atomic_init(&m_aShouldThreadTerminate, false); |
| 16 | std::atomic_init(&m_aIsThreadRunning, false); |
| 17 | } |
| 18 |
|
| 19 | ThreadLooping::~ThreadLooping() |
| 20 | { |
| 21 | LOGGER.Log(Logger::VERBOSE, "Destroying ThreadLooping '{}'", m_threadName); |
| 22 | if (IsRunning()) |
| 23 | { |
| 24 | Terminate(); |
| 25 | WaitUntilFinished(); |
| 26 | } |
| 27 | } |
| 28 |
|
| 29 | void ThreadLooping::Start() |
| 30 | { |
| 31 | if (m_aIsThreadRunning.load() == false) |
| 32 | { |
| 33 | LOGGER.Log(Logger::VERBOSE, "Spawning ThreadLooping '{}'", m_threadName); |
| 34 | m_thread = std::thread(&ThreadLooping::ThreadRunLoop, this); |
| 35 | } |
| 36 | else |
| 37 | { |
| 38 | LOGGER.Log(Logger::WARNING, "Attempt to start ThreadLooping '{}' ignored (already started)", m_threadName); |
| 39 | } |
| 40 | } |
| 41 |
|
| 42 | void ThreadLooping::Terminate() |
| 43 | { |
| 44 | LOGGER.Log(Logger::VERBOSE, "Attempting to externally terminate ThreadLooping '{}'", m_threadName); |
| 45 | m_aShouldThreadTerminate.store(true); |
| 46 | } |
| 47 |
|
| 48 | bool ThreadLooping::IsRunning() |
| 49 | { |
| 50 | return m_thread.joinable(); |
| 51 | } |
| 52 |
|
| 53 | void ThreadLooping::WaitUntilFinished() |
| 54 | { |
| 55 | if (IsRunning()) |
| 56 | { |
| 57 | LOGGER.Log(Logger::VERBOSE, "Waiting for end of ThreadLooping '{}'", m_threadName); |
| 58 | m_thread.join(); |
| 59 | } |
| 60 | LOGGER.Log(Logger::VERBOSE, "ThreadLooping '{}' finished", m_threadName); |
| 61 | } |
| 62 |
|
| 63 | void ThreadLooping::ThreadRunLoop() |
| 64 | { |
| 65 | m_aIsThreadRunning.store(true); |
| 66 |
|
| 67 | while (m_aShouldThreadTerminate.load() == false) |
| 68 | { |
| 69 | bool should_exit = m_rThreadUpdate.Update(0); |
| 70 | if (should_exit) { break; } |
| 71 | } |
| 72 |
|
| 73 | m_aIsThreadRunning.store(false); |
| 74 | } |
| 75 |
|
Index