Files
Hyprland/src/helpers/Watchdog.cpp

58 lines
1.6 KiB
C++

#include "Watchdog.hpp"
#include <csignal>
#include "config/ConfigManager.hpp"
#include "../config/ConfigValue.hpp"
CWatchdog::~CWatchdog() {
m_bExitThread = true;
m_bNotified = true;
m_cvWatchdogCondition.notify_all();
if (m_pWatchdog && m_pWatchdog->joinable())
m_pWatchdog->join();
}
CWatchdog::CWatchdog() : m_iMainThreadPID(pthread_self()) {
m_pWatchdog = makeUnique<std::thread>([this] {
static auto PTIMEOUT = CConfigValue<Hyprlang::INT>("debug:watchdog_timeout");
m_bWatchdogInitialized = true;
while (!m_bExitThread) {
std::unique_lock<std::mutex> lk(m_mWatchdogMutex);
if (!m_bWillWatch)
m_cvWatchdogCondition.wait(lk, [this] { return m_bNotified || m_bExitThread; });
else if (!m_cvWatchdogCondition.wait_for(lk, std::chrono::milliseconds((int)(*PTIMEOUT * 1000.0)), [this] { return m_bNotified || m_bExitThread; }))
pthread_kill(m_iMainThreadPID, SIGUSR1);
if (m_bExitThread)
break;
m_bWatching = false;
m_bNotified = false;
}
});
}
void CWatchdog::startWatching() {
static auto PTIMEOUT = CConfigValue<Hyprlang::INT>("debug:watchdog_timeout");
if (*PTIMEOUT == 0)
return;
m_tTriggered = std::chrono::high_resolution_clock::now();
m_bWillWatch = true;
m_bWatching = true;
m_bNotified = true;
m_cvWatchdogCondition.notify_all();
}
void CWatchdog::endWatching() {
m_bWatching = false;
m_bWillWatch = false;
m_bNotified = true;
m_cvWatchdogCondition.notify_all();
}