.

wcfs/δbtail.go

@@ -375,14 +375,18 @@ func (tidx trackIndex) verify() {
 	}
 }
 
+const debugPPSet = false
+
 // DifferenceInplace sets A = PP(A.leafs \ B.leafs)
 //
 // In other words it removes B nodes from A while still maintaining A as P-connected.
 func (A trackIndex) DifferenceInplace(B trackIndex) {
+	if debugPPSet {
 		fmt.Printf("\n\nDifferenceInplace:\n")
 		fmt.Printf("  A: %s\n", A)
 		fmt.Printf("  B: %s\n", B)
 		defer fmt.Printf("->D: %s\n", A)
+	}
 
 	A.verify()
 	B.verify()
@@ -395,6 +399,7 @@ func (A trackIndex) DifferenceInplace(B trackIndex) {
 
 //func (A trackIndex) xDifferenceInplace(B trackIndex, δnchild map[zodb.Oid]int) {
 func (A trackIndex) xDifferenceInplace(B trackIndex) {
+	if debugPPSet {
 		fmt.Printf("\n\n  xDifferenceInplace:\n")
 		fmt.Printf("    a: %s\n", A)
 		fmt.Printf("    b: %s\n", B)
@@ -403,6 +408,7 @@ func (A trackIndex) xDifferenceInplace(B trackIndex) {
 			fmt.Printf("  ->d: %s\n", A)
 //			fmt.Printf("  ->δ: %v\n", δnchild)
 		}()
+	}
 
 	δnchild := map[zodb.Oid]int{}
 
@@ -437,6 +443,7 @@ func (A trackIndex) xDifferenceInplace(B trackIndex) {
 
 //func (A trackIndex) xUnionInplace(B trackIndex, δnchild map[zodb.Oid]int) {
 func (A trackIndex) xUnionInplace(B trackIndex) {
+	if debugPPSet {
 		fmt.Printf("\n\n  xUnionInplace:\n")
 		fmt.Printf("    a: %s\n", A)
 		fmt.Printf("    b: %s\n", B)
@@ -445,6 +452,7 @@ func (A trackIndex) xUnionInplace(B trackIndex) {
 			fmt.Printf("  ->u: %s\n", A)
 //			fmt.Printf("  ->δ: %v\n", δnchild)
 		}()
+	}
 
 	δnchild := map[zodb.Oid]int{}
 
@@ -494,10 +502,12 @@ func (A trackIndex) fixup(δnchild map[zodb.Oid]int) {
 //
 // In other words it adds B nodes to A.
 func (A trackIndex) UnionInplace(B trackIndex) {
+	if debugPPSet {
 		fmt.Printf("\n\nUnionInplace:\n")
 		fmt.Printf("  A: %s\n", A)
 		fmt.Printf("  B: %s\n", B)
 		defer fmt.Printf("->U: %s\n", A)
+	}
 
 	A.verify()
 	B.verify()
@@ -536,12 +546,14 @@ func (A trackIndex) UnionInplace(B trackIndex) {
 
 // ApplyΔ applies δ to trackIdx.	XXX
 func (tidx trackIndex) ApplyΔ(δ *δtrackIndex) {
+	if debugPPSet {
 		fmt.Printf("\n\nApplyΔ\n")
 		fmt.Printf("  A: %s\n", tidx)
 		fmt.Printf("  -: %s\n", δ.Del)
 		fmt.Printf("  +: %s\n", δ.Add)
 		fmt.Printf("  x: %v\n", δ.δnchildNonLeafs)
 		defer fmt.Printf("\n->B: %s\n", tidx)
+	}
 
 	tidx.verify()
 	δ.Del.verify()