top(1): remove special handling of load > 5

When the load is "high" (an arbitrary value) top(1) previously moved the
cursor to the top-left of the screen as an acknowledgment. In practice,
on modern machines, even relatively slow ones, it looked more like a
glitch. Remove the logic.

usr.bin/top/screen.c

@@ -55,7 +55,7 @@ static struct termios new_settings;
 static char is_a_terminal = false;
 
 void
-init_termcap(int interactive)
+init_termcap(bool interactive)
 {
     char *bufptr;
     char *PCptr;
@@ -138,7 +138,7 @@ init_termcap(int interactive)
     /* get "ce", clear to end */
     if (!overstrike)
     {
-	clear_line = tgetstr("ce", &bufptr);
+		clear_line = tgetstr("ce", &bufptr);
     }
 
     /* get necessary capabilities */
@@ -313,12 +313,3 @@ clear_eol(int len)
     }
     return(-1);
 }
-
-void
-go_home(void)
-{
-    if (smart_terminal)
-    {
-	putcap(home);
-    }
-}

usr.bin/top/screen.h

@@ -28,10 +28,9 @@ extern int  screen_width;
 int		clear_eol(int len);
 void	top_standout(const char *msg);
 void	top_clear(void);
-void	go_home(void);
 void	reinit_screen(void);
 void	get_screensize(void);
-void	init_termcap(int interactive);
+void	init_termcap(bool interactive);
 void	end_screen(void);
 void	init_screen(void);
 

usr.bin/top/top.c

@@ -852,13 +852,6 @@ main(int argc, char *argv[])
 				break;
 
 			    case CMD_update:	/* merely update display */
-				/* is the load average high? */
-				if (system_info.load_avg[0] > LoadMax)
-				{
-				    /* yes, go home for visual feedback */
-				    go_home();
-				    fflush(stdout);
-				}
 				break;
 
 			    case CMD_quit: