mirror of https://github.com/ARMmbed/mbed-os.git
49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
/*
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* Copyright (c) 2022 ARM Limited. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef MBED_CONF_RTOS_PRESENT
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#include "cmsis_os2.h"
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#endif
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#include "SingletonPtr.h"
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#ifdef MBED_CONF_RTOS_PRESENT
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extern osMutexId_t singleton_mutex_id;
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#endif
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void singleton_lock(void)
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{
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#ifdef MBED_CONF_RTOS_PRESENT
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if (!singleton_mutex_id) {
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// RTOS has not booted yet so no mutex is needed
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return;
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}
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osMutexAcquire(singleton_mutex_id, osWaitForever);
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#endif
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}
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void singleton_unlock(void)
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{
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#ifdef MBED_CONF_RTOS_PRESENT
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if (!singleton_mutex_id) {
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// RTOS has not booted yet so no mutex is needed
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return;
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}
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osMutexRelease(singleton_mutex_id);
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#endif
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} |