@echo off
cls
dmcheck w /q
echo ÿ
if not errorlevel 255 goto not255
echo No DOOM version found!
goto end
:not255
if not errorlevel 250 goto not250
echo Version is sharewear
goto end
:not250
if not errorlevel 20 goto not20
echo DOOM II
goto end
:not20
if not errorlevel 6 goto not6
dmcheck /q v 1.666
if not errorlevel 1 goto ok6
echo You have version 1.666 all right, but it's the sharewear version!
goto end
:ok6
echo Since you have DOOM 1.666, then the PWAD should be executed with
echo DOOM -FILE FOREST.WAD DEMO12.WAD, otherwise DOOM would tell you
echo that the demos were not for ver 1.666 and would exit.
goto end
:not6
if not errorlevel 5 goto not5
echo DOOM 1.5 beta, this is only a sharewear version.
goto end
:not5
if not errorlevel 4 goto not4
echo DOOM 1.4 beta, same here, sharewear.
goto end
:not4
if not errorlevel 3 goto not3
echo Since you have DOOM 1.2, then we could run a PWAD made for it.
echo instead of displaying this.
dmcheck /q v 1.2
if not errorlevel 1 goto end
echo but since you have the sharewear version, we still can't.
goto end
:not3
if not errorlevel 2 goto not2
echo Somebody that has DOOM 1.1 would get a message saying that the
echo PWAD isn't usable with that version and he should upgrade to 1.2
dmcheck /q v 1.1
if not errorlevel 1 goto end
echo Also, this is only the sharewear of 1.1, sorry can't do much!
goto end
:not2
if not errorlevel 1 goto not1
echo And for DOOM 0.9, you have to upgrade to 1.1, then 1.2 and today 1.666!
dmcheck /q v 0.9
if not errorlevel 1 goto end
echo on top of that, this is the first sharewear release of DOOM!
goto end
:not1
echo Oops got an errorlevel of 0 which shouldn't happen!
echo Please send e-mail to me (Jean-Serge Gagnon) at az589@freenet.carleton.ca
echo and tell me about it. Thanks.
:end