Files
Digital-Research-Source-Code/MPM OPERATING SYSTEMS/MPM II/MPM II SOURCE/UTIL5/CNS.PLM
Sepp J Morris 31738079c4 Upload
Digital Research
2020-11-06 18:50:37 +01:00

74 lines
1.6 KiB
Plaintext
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

$title ('MP/M II V2.0 Console Identification')
console:
do;
$include (copyrt.lit)
/*
Revised:
14 Sept 81 by Thomas Rolander
*/
declare start label;
declare jmp$to$start structure (
jmp$instr byte,
jmp$location address ) data (
0C3H,
.start-3);
mon1:
procedure (func,info) external;
declare func byte;
declare info address;
end mon1;
mon2:
procedure (func,info) byte external;
declare func byte;
declare info address;
end mon2;
/**************************************
* *
* B D O S Externals *
* *
**************************************/
print$console$buffer:
procedure (buffer$address);
declare buffer$address address;
call mon1 (9,buffer$address);
end print$console$buffer;
/**************************************
* *
* X D O S Externals *
* *
**************************************/
terminate:
procedure;
call mon1 (143,0);
end terminate;
get$console$number:
procedure byte;
return mon2 (153,0);
end get$console$number;
/*
Main Program
*/
declare cnsmsg (*) byte initial
(0dh,0ah,'Console = x','$');
start:
do;
cnsmsg(12) = get$console$number + '0';
call print$console$buffer (.cnsmsg);
call terminate;
end;
end console;