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package basictracer
import (
"math/rand"
"sync"
"time"
)
var (
seededIDGen = rand.New(rand.NewSource(time.Now().UnixNano()))
// The golang rand generators are *not* intrinsically thread-safe.
seededIDLock sync.Mutex
)
func randomID() uint64 {
seededIDLock.Lock()
defer seededIDLock.Unlock()
return uint64(seededIDGen.Int63())
}
func randomID2() (uint64, uint64) {
seededIDLock.Lock()
defer seededIDLock.Unlock()
return uint64(seededIDGen.Int63()), uint64(seededIDGen.Int63())
}