home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
DP Tool Club 19
/
CD_ASCQ_19_010295.iso
/
dos
/
prg
/
pas
/
swag
/
win_os2.swg
/
0001_DETCWIN.PAS.pas
next >
Wrap
Pascal/Delphi Source File
|
1993-05-28
|
1KB
|
52 lines
{ GREG ESTABROOKS }
Program Win3XInf; { Simple Detection routines For Windows 3.X }
{ Last Updated March 3/93, Greg Estabrooks }
Uses
Crt,
Dos;
Var
Regs : Registers; { to hold register info }
Function Win3X : Boolean;
{ Routine to determine if Windows is currently running }
begin
Regs.AX := $4680; { Win 3.x Standard check }
Intr($2F, Regs); { Call Int 2F }
if Regs.AX <> 0 then { if AX = 0 Win in Real mode }
begin { else check For enhanced mode }
Regs.AX := $1600; { Win 3.x Enhanced check }
Intr($2F, Regs); { Call Int 2F }
if Regs.AL in [$00,$80,$01,$FF] then { Check returned value }
Win3X := False { Nope not installed }
else
Win3X := True; { Ya it is }
end
else
Win3X := True; { Return True }
end;
Function WinVer :Word;
{ Returns a Word containing the version of Win Running }
{ Should only be used after checking For Win installed }
{ Or value returned will be meaningless }
begin
Regs.AX := $1600; { Enhanced mode check }
Intr($2F, Regs); { Call Int 2F }
WinVer := Regs.AX; { Return proper value }
end;
begin
ClrScr;
if Win3X then
begin
Writeln('Windows is Running! '); { Display version }
Writeln('Version Running is : ', Lo(WinVer), '.', Hi(WinVer));
end
else
Writeln('Windows is not Running!');
end.