merged from work

KattekerCreator/nsis/Examples/VPatch/example.nsi

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+;VPatch example
+;Written by Joost Verburg
+
+;--------------------------------
+
+; The name of the installer
+Name "VPatch Test"
+
+; The file to write
+OutFile "vpatchtest.exe"
+
+; The default installation directory
+InstallDir "$PROGRAMFILES\VPatch Test"
+
+; The text to prompt the user to enter a directory
+DirText "Choose a folder in which to install the VPatch Test!"
+
+; Show details
+ShowInstDetails show
+
+;--------------------------------
+;  The normal way to use VPatch
+;--------------------------------
+!include "VPatchLib.nsh"
+
+Section "Update file"
+  ; Set output path to the installation directory
+  SetOutPath $INSTDIR
+
+  ; Extract the old file under name 'updatefile.txt'
+  File /oname=updatefile.txt oldfile.txt
+  
+  ; Update the file - it will be replaced with the new version
+  DetailPrint "Updating updatefile.txt using patch..."
+  !insertmacro VPatchFile "patch.pat" "$INSTDIR\updatefile.txt" "$INSTDIR\temporaryfile.txt"
+  
+SectionEnd
+
+;-------------------------------
+;  The hard way to use VPatch
+;-------------------------------
+Section "New version in separate file"
+
+  ; Set output path to the installation directory
+  SetOutPath $INSTDIR
+  
+  ; Extract the old file
+  File oldfile.txt
+ 
+  ; Extract the patch to the plug-ins folder (temporary)
+  InitPluginsDir
+  File /oname=$PLUGINSDIR\patch.pat patch.pat
+  
+  ; Update the old file to the new file using the patch
+  DetailPrint "Updating oldfile.txt using patch to newfile.txt..."
+  vpatch::vpatchfile "$PLUGINSDIR\patch.pat" "$INSTDIR\oldfile.txt" "$INSTDIR\newfile.txt"
+  
+  ; Show result
+  Pop $R0
+  DetailPrint "Result: $R0"
+  
+SectionEnd

KattekerCreator/nsis/Examples/VPatch/newfile.txt

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+*** THIS IS A TEST FILE FOR THE VPATCH EXAMPLE ***
+*** COMPILE EXAMPLE.NSI TO TEST ***
+
+newfile - vpatch
+
+67890 - GHIJKL

KattekerCreator/nsis/Examples/VPatch/oldfile.txt

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+*** THIS IS A TEST FILE FOR THE VPATCH EXAMPLE ***
+*** COMPILE EXAMPLE.NSI TO TEST ***
+
+oldfile - vpatch
+
+12345 - ABCDEF