Xdelta3.bat:

::Batch file to allow input of Xdelta1 command line syntax for use with
Xdelta 3.

@echo off
echo.
echo This file allows input of Xdelta1 command line syntax for use with
Xdelta 3.
echo Xdelta3 must be named Xdelta30.exe.
echo.
echo.
echo Reminder of OLD V1 Syntax accepted in this batch file:
echo.
echo To Apply a Patch:
echo "xdelta1 patch [path to oldfile] [path to xdeltafile] [path to
patchedfile]"
echo.
echo To Generate a Delta Patch File:
echo "xdelta1 delta [path to oldfile] [path to target file] [path to new
xdelta file]"
echo.

::Example to generate best (smallest) Deltafile:
::xdelta30.exe  -9 -S djw -e -vfs OLD_FILE NEW_FILE DELTA_OUT_FILE
::Example to make a new patched (decoded) file from an old_file applying a
delta patch:
::xdelta30.exe -d -vfs OLD_FILE DELTA_FILE DECODED_FILE

IF %1==delta GOTO xdelta
IF %1==patch GOTO xpatch
goto exit

:XPATCH
xdelta30 -d -vfs %3 %2 %4
goto exit

:XDELTA
xdelta30  -9 -S djw -e -vfs %2 %3 %4
goto exit

:EXIT
exit