anchor.diff:     goto:error
   )
   
  -set /p LUNARGLASS_REVISION= < LunarGLASS_revision
   set /p GLSLANG_REVISION= < glslang_revision
   set /p SPIRV_TOOLS_REVISION= < spirv-tools_revision
  -echo LUNARGLASS_REVISION=%LUNARGLASS_REVISION%
   echo GLSLANG_REVISION=%GLSLANG_REVISION%
   echo SPIRV_TOOLS_REVISION=%SPIRV_TOOLS_REVISION%
   
  -set /p LUNARGLASS_REVISION_R32= < LunarGLASS_revision_R32
  -echo LUNARGLASS_REVISION_R32=%LUNARGLASS_REVISION_R32%
  -
  -echo Creating and/or updating glslang, LunarGLASS, spirv-tools in %BASE_DIR%
  +
  +echo Creating and/or updating glslang, spirv-tools in %BASE_DIR%
   
   if %sync-glslang% equ 1 (
      if exist %GLSLANG_DIR% (
  
positive.code:       )
     )
  
     if %check-LunarGLASS-build-dependencies% equ 1 (
        for %%X in (python.exe) do (set FOUND=%%~$PATH:X)
        if not defined FOUND (
           echo Dependency check failed:
           echo   python.exe not found
           echo   Get python 2.7x for Windows here:  http://www.python.org/download/releases/2.7.6/
           echo   Install and ensure each makes it into your PATH, default is "C:\Python27"
           set errorCode=1
        )
  
        for %%X in (cmake.exe) do (set FOUND=%%~$PATH:X)
        if not defined FOUND (
           echo Dependency check failed:
           echo   cmake.exe not found
           echo   Get CNake 2.8 for Windows here:  http://www.cmake.org/cmake/resources/software.html
           echo   Install and ensure each makes it into your PATH, default is "C:\Program Files (x86)\CMake\bin"
           set errorCode=1
        )
     )
  
     REM goto:main
  
  
negative.code: 
        if "%1" == "--sync-glslang" (
           set sync-glslang=1
           shift
           goto:parameterLoop
        )
  