MS DOS

Autoexec.bat and Config.sys Example

Example of Autoexec.bat and Config.sys from the MS Windows 98 Boot CD.

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Autoexec.bat:

@ECHO OFF
set EXPAND=YES
SET DIRCMD=/O:N
set LglDrv=27 * 26 Z 25 Y 24 X 23 W 22 V 21 U 20 T 19 S 18 R 17 Q 16 P 15
set LglDrv=%LglDrv% O 14 N 13 M 12 L 11 K 10 J 9 I 8 H 7 G 6 F 5 E 4 D 3 C
cls
call setramd.bat %LglDrv%
set temp=c:\
set tmp=c:\
path=%RAMD%:\;a:\;%CDROM%:\
copy command.com %RAMD%:\ > NUL
set comspec=%RAMD%:\command.com
copy extract.exe %RAMD%:\ > NUL
copy readme.txt %RAMD%:\ > NUL

:ERROR
IF EXIST ebd.cab GOTO EXT
echo Please insert Windows 98 Startup Disk 2
echo.
pause
GOTO ERROR

:EXT
%RAMD%:\extract /y /e /l %RAMD%: ebd.cab > NUL
echo The diagnostic tools were successfully loaded to drive %RAMD%.
echo.

IF “%config%”==”NOCD” GOTO QUIT
IF “%config%”==”HELP” GOTO HELP
LH %ramd%:\MSCDEX.EXE /D:mscd001 /L:%CDROM%
echo.
GOTO QUIT

:HELP
cls
call help.bat
echo Your computer will now restart and the startup menu will appear.
echo.
restart.com
GOTO QUIT

:QUIT
echo To get help, type HELP and press ENTER.
echo.
rem clean up environment variables
set CDROM=
set LglDrv=

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Config.sys:

[menu]
menuitem=CD, Start computer with CD-ROM support.
menuitem=NOCD, Start computer without CD-ROM support.
menuitem=HELP, View the Help file.
menudefault=CD,30
menucolor=7,0

[CD]
device=himem.sys /testmem:off
device=oakcdrom.sys /D:mscd001
device=btdosm.sys
device=flashpt.sys
device=btcdrom.sys /D:mscd001
device=aspi2dos.sys
device=aspi8dos.sys
device=aspi4dos.sys
device=aspi8u2.sys
device=aspicd.sys /D:mscd001

[NOCD]
device=himem.sys /testmem:off

[HELP]
device=himem.sys /testmem:off

[COMMON]
files=10
buffers=10
dos=high,umb
stacks=9,256
devicehigh=ramdrive.sys /E 2048
lastdrive=z

Create Files using DOS Script

Example of a DOS Script on how to create files for testing. Copy script to MS Windows Notepad and name it CreatFiles.bat. Another way to create a file is to use fsutil, it’s a MS Windows utility.

/* Start of script

@echo off

echo Creating Files

echo 1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ>64b

copy 64b+64b+64b+64b 256b
copy 256b+256b+256b+256b 1kb

copy 1kb+1kb+1kb+1kb 4kb
copy 4kb+4kb+4kb+4kb 16kb
copy 16kb+16kb+16kb+16kb 64kb
copy 64kb+64kb+64kb+64kb 256kb
copy 256kb+256kb+256kb+256kb 1mb

copy 1mb+1mb+1mb+1mb 4mb
copy 4mb+4mb+4mb+4mb 16mb
copy 16mb+16mb+16mb+16mb 64mb
copy 64mb+64mb+64mb+64mb 256mb
copy 256mb+256mb+256mb+256mb 1gb

copy 1gb+1gb+1gb+1gb 4gb

echo Done Creating Files

End of Script */