Duh! RTFM - man echo (pdf, cuz I haven't quite figured out how got 
system pages yet):

echo '\033[2J\033[H'

works fine. The advantage of the c program is it doesn't put a newline 
after the escape sequences...

On 12/28/21 3:15 PM, Will Senn wrote:
> Is it possible to use echo to send a vt-100 escape sequence in 
> v6/v7/sysvr2?
>
> I can write a c program to clear the screen and go home in sysvr2:
>
> #define ASCII_ESC 27
> main()
> {
>     printf( "%c[2J", ASCII_ESC );
>     printf( "%c[H", ASCII_ESC );
> }
>
> and it works fine. I can type the escape sequences in as well, but I'd 
> just as soon write a shell script with an echo '[[2J;[[H' or something 
> similar without having to compile a clear command. Is it possible and 
> what do I need to know :)?.
>
> Thanks,
>
> Will