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ctrlpaus.pas
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Pascal/Delphi Source File
|
1993-11-11
|
478b
|
14 lines
{ Program to Return an batch file ERRORLEVEL of 1 if CTRL is held down }
{ So simple, my cat wrote it. - Mitchell Ross }
program CtrlPause;
Var ShiftByte : byte absolute $0000:$0417;
{ L shift = 2 R Shift = 1 }
{ CTRL = 4 ALT = 8 }
{ NumLock = 32 ShiftLock = 64 }
{ ScrollLock = 16 }
begin
If (ShiftByte AND 4) <> 0 then HALT(1);
end.