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https://github.com/wpilibsuite/allwpilib
synced 2026-06-23 01:21:42 +00:00
Use wpi::mutex instead of std::mutex. (#730)
This uses a priority-aware mutex on Linux platforms. Fixes #729.
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@@ -11,7 +11,8 @@
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#include <array>
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#include <memory>
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#include <mutex>
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#include <support/mutex.h>
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#include "HAL/Errors.h"
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#include "HAL/Types.h"
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@@ -49,7 +50,7 @@ class IndexedHandleResource : public HandleBase {
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private:
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std::array<std::shared_ptr<TStruct>, size> m_structures;
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std::array<std::mutex, size> m_handleMutexes;
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std::array<wpi::mutex, size> m_handleMutexes;
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};
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template <typename THandle, typename TStruct, int16_t size,
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@@ -61,7 +62,7 @@ THandle IndexedHandleResource<THandle, TStruct, size, enumValue>::Allocate(
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*status = RESOURCE_OUT_OF_RANGE;
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return HAL_kInvalidHandle;
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}
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std::lock_guard<std::mutex> sync(m_handleMutexes[index]);
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std::lock_guard<wpi::mutex> sync(m_handleMutexes[index]);
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// check for allocation, otherwise allocate and return a valid handle
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if (m_structures[index] != nullptr) {
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*status = RESOURCE_IS_ALLOCATED;
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@@ -80,7 +81,7 @@ IndexedHandleResource<THandle, TStruct, size, enumValue>::Get(THandle handle) {
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if (index < 0 || index >= size) {
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return nullptr;
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}
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std::lock_guard<std::mutex> sync(m_handleMutexes[index]);
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std::lock_guard<wpi::mutex> sync(m_handleMutexes[index]);
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// return structure. Null will propogate correctly, so no need to manually
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// check.
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return m_structures[index];
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@@ -94,7 +95,7 @@ void IndexedHandleResource<THandle, TStruct, size, enumValue>::Free(
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int16_t index = getHandleTypedIndex(handle, enumValue, m_version);
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if (index < 0 || index >= size) return;
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// lock and deallocated handle
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std::lock_guard<std::mutex> sync(m_handleMutexes[index]);
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std::lock_guard<wpi::mutex> sync(m_handleMutexes[index]);
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m_structures[index].reset();
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}
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@@ -102,7 +103,7 @@ template <typename THandle, typename TStruct, int16_t size,
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HAL_HandleEnum enumValue>
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void IndexedHandleResource<THandle, TStruct, size, enumValue>::ResetHandles() {
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for (int i = 0; i < size; i++) {
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std::lock_guard<std::mutex> sync(m_handleMutexes[i]);
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std::lock_guard<wpi::mutex> sync(m_handleMutexes[i]);
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m_structures[i].reset();
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}
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HandleBase::ResetHandles();
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