--- ray/src/common/readoct.c	1990/03/12 10:39:17	1.7
+++ ray/src/common/readoct.c	1991/02/07 11:00:42	1.11
@@ -37,8 +37,9 @@ int  load;
 CUBE  *scene;
 char  *ofn[];
 {
-	char  sbuf[128];
+	char  sbuf[512];
 	int  nf;
+	OBJECT  fnobjects;
 	register int  i;
 	
 	if (fname == NULL) {
@@ -80,6 +81,8 @@ char  *ofn[];
 	}
 	if (load & IO_FILES)
 		ofn[nf] = NULL;
+					/* get number of objects */
+	fnobjects = getint(sizeof(OBJECT));
 
 	if (load & IO_TREE) {
 						/* get the octree */
@@ -97,6 +100,15 @@ char  *ofn[];
 		}
 	}
 	fclose(infp);
+					/* consistency checks */
+	if (load & IO_SCENE) {
+					/* check object count */
+		if (nobjects != objorig+fnobjects)
+			octerror(USER, "bad object count; octree stale?");
+					/* check for non-surfaces */
+		if (nonsurfinset(objorig, fnobjects))
+			octerror(USER, "non-surface in set; octree stale?");
+	}
 	return(nf);
 }
 
@@ -161,7 +173,7 @@ getflt()			/* get a floating point number */
 	double  d;
 
 	d = (double)getint(4)/0x7fffffff;
-	return(ldexp(d, getint(1)));
+	return(ldexp(d, (int)getint(1)));
 }