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syncthing-arm/lamport/clock.go
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package lamport
import "sync"
var Default = Clock{}
type Clock struct {
val uint64
mut sync.Mutex
}
func (c *Clock) Tick(v uint64) uint64 {
c.mut.Lock()
if v > c.val {
c.val = v + 1
c.mut.Unlock()
return v + 1
} else {
c.val++
v = c.val
c.mut.Unlock()
return v
}
}