mirror of
https://github.com/mudita/MuditaOS.git
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2f42cd5e73
Updated FreeRTOS source code to 10.4.6. Moved FreeRTOS sources to the third-party directory. Added necessary changes to the CMake configuration. Split FreeRTOSConfig.h. From now, each board has its own. Added missing log headers. Minor refactor of the module-os cmake. Fixed stack overflows in bell application main and time service.
42 lines
924 B
C++
42 lines
924 B
C++
// Copyright (c) 2017-2021, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#include "critical.hpp"
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#include "LockGuard.hpp"
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#include <macros.h>
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#include <stdexcept>
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namespace
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{
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[[nodiscard]] bool isOSRunning()
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{
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return xTaskGetSchedulerState() == taskSCHEDULER_RUNNING;
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}
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} // namespace
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LockGuard::LockGuard(cpp_freertos::MutexStandard &mutex) : mutex(mutex)
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{
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if (not isOSRunning()) {
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return;
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}
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if (isIRQ()) {
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savedInterruptStatus = cpp_freertos::CriticalSection::EnterFromISR();
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}
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else if (!mutex.Lock()) {
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throw std::runtime_error("LockGuard failed to lock mutex");
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}
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}
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LockGuard::~LockGuard()
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{
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if (not isOSRunning()) {
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return;
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}
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if (isIRQ()) {
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cpp_freertos::CriticalSection::ExitFromISR(savedInterruptStatus);
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}
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else {
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mutex.Unlock();
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}
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}
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