--- ray/src/rt/rview.c	1991/10/21 12:58:00	1.21
+++ ray/src/rt/rview.c	1991/12/23 23:18:29	2.4
@@ -65,7 +65,7 @@ static char  *reserve_mem = NULL;	/* pre-allocated res
 
 #define RESERVE_AMT	32768		/* amount of memory to reserve */
 
-#define  CTRL(c)	('c'-'@')
+#define  CTRL(c)	((c)-'@')
 
 
 quit(code)			/* quit program */
@@ -170,7 +170,6 @@ command(prompt)			/* get/execute command */
 char  *prompt;
 {
 #define  badcom(s)	strncmp(s, inpbuf, args-inpbuf-1)
-	double  atof();
 	char  inpbuf[256];
 	char  *args;
 again:
@@ -223,7 +222,16 @@ again:
 		break;
 	case 'm':				/* move camera */
 		if (badcom("move"))
+#ifdef  MSTATS
+		{
+			if (badcom("memory"))
+				goto commerr;
+			printmemstats(stderr);
+			break;
+		}
+#else
 			goto commerr;
+#endif
 		getmove(args);
 		break;
 	case 'r':				/* rotate/repaint */
@@ -240,7 +248,7 @@ again:
 			goto commerr;
 		getpivot(args);
 		break;
-	case CTRL(R):				/* redraw */
+	case CTRL('R'):				/* redraw */
 		redraw();
 		break;
 	case 'w':				/* write */
@@ -252,10 +260,10 @@ again:
 		if (badcom("quit"))
 			goto commerr;
 		quit(0);
-	case CTRL(C):				/* interrupt */
+	case CTRL('C'):				/* interrupt */
 		goto again;
 #ifdef  SIGTSTP
-	case CTRL(Z):				/* stop */
+	case CTRL('Z'):				/* stop */
 		devclose();
 		kill(0, SIGTSTP);
 		/* pc stops here */