等待收到退出完成信号再打印退出成功消息

zhangqian

2023-10-20 b84ef4231c64155482686485fe197a5d2426e086

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package constvar
 
import (
    "github.com/songzhibin97/gkit/cache/local_cache"
    "golang.org/x/sync/singleflight"
)
 
var (
    BlackCache  local_cache.Cache
    SingleGroup = &singleflight.Group{}
)