深入源码分析golang之sync.WaitGroup - no
2023-02-15 本文已影响0人
robertzhai
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WaitGroup对外提供三个接口:
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Add(delta int): 将delta值加到counter中
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Wait(): waiter递增1,并阻塞等待信号量semaphore
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Done(): counter递减1,按照waiter数值释放相应次数信号量
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https://www.bookstack.cn/read/GoExpertProgramming/chapter05-5.2-waitgroup.md
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https://blog.csdn.net/CharlesJhonson/article/details/104862665