--- ray/src/rt/devmain.c	1989/10/25 15:37:42	1.1
+++ ray/src/rt/devmain.c	1990/01/30 11:37:52	1.7
@@ -22,6 +22,8 @@ static char SCCSid[] = "$SunId$ LBL";
 
 int	(*wrnvec)(), (*errvec)(), (*cmdvec)();	/* error vectors, unused */
 
+long	nrays = 0;				/* fake it */
+
 struct driver	*dev = NULL;			/* output device */
 
 FILE	*devin, *devout;			/* communications channels */
@@ -57,11 +59,10 @@ char	*argv[];
 		quit(1);
 	}
 						/* open device */
-	if ((dev = dinit(argv[0], argv[3])) == NULL) {
-		stderr_v("initialization failure\n");
+	if ((dev = dinit(argv[0], argv[3])) == NULL)
 		quit(1);
-	}
 	putw(COM_RECVM, devout);		/* verify initialization */
+	fwrite((char *)&dev->pixaspect, sizeof(dev->pixaspect), 1, devout);
 	putw(dev->xsiz, devout);
 	putw(dev->ysiz, devout);
 	fflush(devout);
@@ -101,14 +102,15 @@ r_paintr()				/* paint a rectangle */
 	COLOR	col;
 	int	xmin, ymin, xmax, ymax;
 
-	fread(col, sizeof(COLOR), 1, devin);
+	nrays += 5;			/* pretend */
+	fread((char *)col, sizeof(COLOR), 1, devin);
 	xmin = getw(devin); ymin = getw(devin);
 	xmax = getw(devin); ymax = getw(devin);
 	(*dev->paintr)(col, xmin, ymin, xmax, ymax);
 					/* check for input */
-	if (dev->inpready > notified) {
+	if (!notified && dev->inpready > 0) {
+		notified = 1;
 		kill(getppid(), SIGIO);
-		notified = dev->inpready;
 	}
 }
 
@@ -143,9 +145,15 @@ r_comout()				/* print string to command line */
 
 r_comin()				/* read string from command line */
 {
-	char	buf[256];
+	char	buf[256], *prompt;
+					/* get prompt */
+	if (getc(devin)) {
+		mygets(buf, devin);
+		prompt = buf;
+	} else
+		prompt = NULL;
 					/* get string */
-	(*dev->comin)(buf);
+	(*dev->comin)(buf, prompt);
 					/* reply */
 	putc(COM_COMIN, devout);
 	myputs(buf, devout);
@@ -175,13 +183,6 @@ register FILE	*fp;
 	do
 		putc(*s, fp);
 	while (*s++);
-}
-
-
-repaint(xmin, ymin, xmax, ymax)		/* repaint section of display */
-int	xmin, ymin, xmax, ymax;
-{
-	stderr_v("repaint called!\n");		/* no can do! */
 }