Prevent overflow in pgbench's percent-done display.

tglsfdc · tglsfdc · commit ca0b960eb502 · 2012-10-20T12:44:18.000-04:00
Per Thom Brown.
diff --git a/contrib/pgbench/pgbench.c b/contrib/pgbench/pgbench.c
@@ -1444,7 +1444,7 @@ init(bool is_no_vacuum)
 		if (j % 100000 == 0)
 			fprintf(stderr, "%d of %d tuples (%d%%) done.\n",
 					j, naccounts * scale,
-					j * 100 / (naccounts * scale));
+					(int) (((int64) j * 100) / (naccounts * scale)));
 	}
 	if (PQputline(con, "\\.\n"))
 	{

Original file line number	Diff line number	Diff line change
`@@ -1444,7 +1444,7 @@ init(bool is_no_vacuum)`
`1444`	`1444`	`if (j % 100000 == 0)`
`1445`	`1445`	`fprintf(stderr, "%d of %d tuples (%d%%) done.\n",`
`1446`	`1446`	`j, naccounts * scale,`
`1447`		`- j * 100 / (naccounts * scale));`
	`1447`	`+ (int) (((int64) j * 100) / (naccounts * scale)));`
`1448`	`1448`	`}`
`1449`	`1449`	`if (PQputline(con, "\\.\n"))`
`1450`	`1450`	`{`