--- ray/src/util/xglaresrc.c	2018/01/24 04:39:52	2.10
+++ ray/src/util/xglaresrc.c	2018/04/02 16:45:41	2.11
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: xglaresrc.c,v 2.10 2018/01/24 04:39:52 greg Exp $";
+static const char	RCSid[] = "$Id: xglaresrc.c,v 2.11 2018/04/02 16:45:41 greg Exp $";
 #endif
 /*
  *  Circle sources in a displayed image.
@@ -205,9 +205,10 @@ circle_sources(		/* circle sources listed in fp */
 				XFlush(theDisplay);
 				return;
 			}
-			if (sscanf(linbuf, "%lf %lf %lf %lf %lf",
-					&dir[0], &dir[1], &dir[2],
-					&dom, &lum) != 5)
+			if (sscanf(linbuf, FVFORMAT,
+					&dir[0], &dir[1], &dir[2]) != 3 ||
+					sscanf(sskip2(linbuf, 3), "%lf %lf",
+						&dom, &lum) != 2)
 				break;
 			circle(dir, dom);
 			value(dir, lum);