anchor.diff:  @echo off
   
  +rem Set local scope for the variables with windows NT shell
  +if "%OS%"=="Windows_NT" setlocal
  +
   if "%JAVA_HOME%"=="" goto javaHomeNotSet
  -if "%GRAILS_HOME"=="" goto grailsHomeNotSet
  +if "%GRAILS_HOME%"=="" goto grailsHomeNotSet
   goto getArguments
   
   :javaHomeNotSet
  
positive.code: 
  :errorExit
  
  
negative.code: goto errorExit
  
  :grailsHomeNotSet
  if "%OS%"=="Windows_NT" set GRAILS_HOME=%~dp0%..
  if not "%GRAILS_HOME%" == "" goto okGrailsHome
  echo Error: GRAILS_HOME is not defined
  echo Please set the GRAILS_HOME environment variable and start Grails again
  goto errorExit
  
  :okGrailsHome
  
  :getArguments
  set GRAILS_ARGUMENTS=%1
  