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- @echo off
-
- REM *************************************************
- REM * SPATCH.BAT *
- REM * Patch to allow swapfile.exe to work with *
- REM * msdos 6. Designed to be used only once *
- REM * for this specific purpose *
- REM *************************************************
-
- set OLDPATH=%PATH%
- if "%1" == "" goto usage
- if "%1" == "/?" goto usage
- if "%1" == "-?" goto usage
-
- set WINPATH=%1
- set PATH=%WINPATH%;%OLDPATH%
- if not exist %WINPATH%\system\swapfile.exe goto ERROR2
- if not exist %WINPATH%\winver.exe goto ERROR4
- attrib -r -h -s %WINPATH%\system\swapfile.exe
-
- echo NOTE
- echo;
- echo This batch program modifies your Windows 3.0/3.0a SWAPFILE.EXE file for
- echo use with MS-DOS 6. A backup of the file will be saved as SWAPFILE.SAV
- echo;
- echo;
-
- pause
-
- find "3.00a" %WINPATH%\WINVER.EXE > nul
-
- if not errorlevel 1 goto win3a
-
- find "3.00" %WINPATH%\WINVER.EXE > nul
-
- if not errorlevel 1 goto win30
-
- goto ERROR5
-
-
- :WIN30
- set ADDR=2dc0
- goto modswap
-
- :WIN3A
- set ADDR=2df2
-
- :MODSWAP
- copy %WINPATH%\system\swapfile.exe swapfile.sav
- copy %WINPATH%\system\swapfile.exe swapfile.dbg
-
- echo n swapfile.dbg > spatch.src
- echo l >> spatch.src
- echo e %ADDR% b8,5,0,90 >> spatch.src
- echo w >> spatch.src
- echo q >> spatch.src
-
- debug swapfile.dbg < spatch.src > NUL
- if errorlevel goto error3
-
- copy swapfile.dbg %WINPATH%\system\swapfile.exe
- del swapfile.dbg
- goto success
-
- :USAGE
-
- echo;
- echo Patches the Windows 3.0/3.0a SWAPFILE.EXE for use with MS-DOS 6
- echo.
- echo SPATCH [drive:][Windows directory]
- echo.
- echo EXAMPLE: SPATCH C:\WINDOWS
- echo;
- echo NOTE: Make sure you use the correct path for Windows
- echo;
-
- goto end
-
- :ERROR1
-
- echo;
- echo Can not find the Windows directory. Make sure you enter
- echo the correct path.
- echo;
-
- goto end
-
- :ERROR2
-
- echo;
- echo Can not find SWAPFILE.EXE in your WINDOWS\SYSTEM subdirectory.
- echo;
-
- goto end
-
-
- :ERROR3
-
- echo Error patching swapfile.exe. Original swapfile.exe being restored.
- echo Look at the readme file to answer any questions.
- echo;
-
- copy swapfile.sav %WINPATH%\system\swapfile.exe
- del swapfile.sav
-
- goto end
-
- :ERROR4
-
- echo Error. Could not find WINVER.EXE.
- echo Cannot determine your Windows version.
-
- goto end
-
- :ERROR5
-
- echo Error. Unrecognized Windows version.
-
- goto end
-
- :SUCCESS
- echo;
- echo Your SWAPFILE.EXE file was modified successfully. After you confirm
- echo that the file works correctly, you can delete SWAPFILE.SAV.
- echo;
-
- if exist spatch.src del spatch.src
-
- :END
-
- set ADDR=
- set WINPATH=
- set PATH=%OLDPATH%
- set OLDPATH=
-