buf.c: Step over terminating null byte.

diff --git a/buf.c b/buf.c
index 9594349..8893adc 100644 (file)
--- a/buf.c
+++ b/buf.c
@@ -215,7 +215,8 @@ DOUINTCONV(BUF_PUTU_)
  *
  * Returns:    Zero if OK, nonzero if there wasn't a null byte to be found.
  *
- * Use:                Finds a terminating null byte.
+ * Use:                Finds a terminating null byte.  The length includes this
+ *             terminator.
  */
 
 static int findz(buf *b, size_t *nn)
@@ -226,7 +227,7 @@ static int findz(buf *b, size_t *nn)
     buf_break(b);
     return (-1);
   }
-  *nn = p - BCUR(b);
+  *nn = p - BCUR(b) + 1;
   return (0);
 }