Files
allwpilib/wpilibj/src/athena/cpp/lib/SafeThread.cpp
Tyler Veness e14e45da76 Add format script which invokes clang-format on the C++ source code (#41)
On Windows machines, clang-format.exe must be in the PATH environment variable.
2016-05-20 17:30:37 -07:00

32 lines
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C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2015-2016. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#include "SafeThread.h"
// using namespace nt;
void detail::SafeThreadOwnerBase::Start(SafeThread* thr) {
SafeThread* curthr = nullptr;
SafeThread* newthr = thr;
if (!m_thread.compare_exchange_strong(curthr, newthr)) {
delete newthr;
return;
}
std::thread([=]() {
newthr->Main();
delete newthr;
}).detach();
}
void detail::SafeThreadOwnerBase::Stop() {
SafeThread* thr = m_thread.exchange(nullptr);
if (!thr) return;
std::lock_guard<std::mutex> lock(thr->m_mutex);
thr->m_active = false;
thr->m_cond.notify_one();
}