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Fixes MotorSafetyHelper locking and race conditions (#762)

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Closes #760
This commit is contained in:
Thad House
2017-11-23 00:36:57 -08:00
committed by Peter Johnson
parent 614093c0c4
commit d36d72bd4f
4 changed files with 63 additions and 23 deletions
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8
wpilibc/src/main/native/cpp/DriverStation.cpp
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@@ -738,14 +738,16 @@ void DriverStation::ReportJoystickUnpluggedWarning(llvm::StringRef message) {
void DriverStation::Run() {
m_isRunning = true;
int period = 0;
int safetyCounter = 0;
while (m_isRunning) {
HAL_WaitForDSData();
GetData();
if (++period >= 4) {
if (IsDisabled()) safetyCounter = 0;
if (++safetyCounter >= 4) {
MotorSafetyHelper::CheckMotors();
period = 0;
safetyCounter = 0;
}
if (m_userInDisabled) HAL_ObserveUserProgramDisabled();
if (m_userInAutonomous) HAL_ObserveUserProgramAutonomous();