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* 引入cargo * 取消对Cargo.lock的跟踪 * 解决vscode报错问题 * new: rust的代码能够调用c语言的printk_color * 1、将原本run.sh的工作拆解，变为几个不同的make命令 2、在docker镜像中编译rust * 更改workflow * update workflow * new: 解决workflow无法通过编译的问题
47 lines
771 B
C
47 lines
771 B
C
/**
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* @file semaphore.h
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* @author fslngjin (lonjin@RinGoTek.cn)
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* @brief 信号量
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* @version 0.1
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* @date 2022-04-12
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*
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* @copyright Copyright (c) 2022
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*
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*/
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#pragma once
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#include <common/atomic.h>
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#include <common/wait_queue.h>
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/**
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* @brief 信号量的结构体
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*
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*/
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typedef struct
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{
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atomic_t counter;
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wait_queue_node_t wait_queue;
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} semaphore_t;
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/**
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* @brief 初始化信号量
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*
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* @param sema 信号量对象
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* @param count 信号量的初始值
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*/
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static __always_inline void semaphore_init(semaphore_t *sema, ul count)
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{
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atomic_set(&sema->counter, count);
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wait_queue_init(&sema->wait_queue, NULL);
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}
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/**
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* @brief 信号量down
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*
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* @param sema
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*/
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void semaphore_down(semaphore_t *sema);
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void semaphore_up(semaphore_t *sema); |