package processlock import "errors" var ( // ErrAlreadyLocked 表示另一个 serve 进程已经持有内核锁。 ErrAlreadyLocked = errors.New("process lock is already held") // ErrUnsupported 表示当前操作系统不能运行服务端进程锁。 ErrUnsupported = errors.New("process lock is not supported on this operating system") )