40 lines
653 B
C++
40 lines
653 B
C++
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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*/
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#include "Semaphore.h"
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using namespace rtthread;
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Semaphore::Semaphore(const char *name, int32_t count)
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{
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rt_sem_init(&mID, name, count, RT_IPC_FLAG_FIFO);
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}
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bool Semaphore::wait(int32_t millisec)
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{
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rt_int32_t tick;
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if (millisec < 0)
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tick = -1;
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else
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tick = rt_tick_from_millisecond(millisec);
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return rt_sem_take(&mID, tick) == RT_EOK;
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}
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void Semaphore::release(void)
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{
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rt_sem_release(&mID);
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}
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Semaphore::~Semaphore()
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{
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rt_sem_detach(&mID);
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}
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