update_external_sources.bat - third_party/VulkanTools - Git at Google

 @echo off
 REM Update source for glslang, spirv-tools

 REM Determine the appropriate CMake strings for the current version of Visual Studio
 echo Determining VS version
 python .\scripts\determine_vs_version.py > vsversion.tmp
 set /p VS_VERSION=< vsversion.tmp
 echo Detected Visual Studio Version as %VS_VERSION%

 REM Cleanup the file we used to collect the VS version output since it's no longer needed.
 del /Q /F vsversion.tmp

 setlocal EnableDelayedExpansion
 set errorCode=0
 set BUILD_DIR=%~dp0
 set BASE_DIR="%BUILD_DIR%external"
 set REVISION_DIR="%BUILD_DIR%external_revisions"
 set GLSLANG_DIR=%BASE_DIR%\glslang
 set SPIRV_TOOLS_DIR=%BASE_DIR%\spirv-tools
 set JSONCPP_DIR=%BASE_DIR%\jsoncpp

 REM // ======== Parameter parsing ======== //

    if "%1" == "" (
       echo usage: update_external_sources.bat [options]
       echo.
       echo Available options:
       echo   --sync-glslang      just pull glslang_revision
       echo   --sync-spirv-tools  just pull spirv-tools_revision
       echo   --sync-jsoncpp      just pull jsoncpp HEAD
       echo   --build-glslang     pulls glslang_revision, configures CMake, builds Release and Debug
       echo   --build-spirv-tools pulls spirv-tools_revision, configures CMake, builds Release and Debug
       echo   --build-jsoncpp     pulls jsoncpp HEAD, configures CMake, builds Release and Debug
       echo   --all               sync and build glslang, spirv-tools, and jsoncpp
       goto:finish
    )

    set sync-glslang=0
    set sync-spirv-tools=0
    set sync-jsoncpp=0
    set build-glslang=0
    set build-spirv-tools=0
    set build-jsoncpp=0
    set check-glslang-build-dependencies=0

    :parameterLoop

       if "%1"=="" goto:parameterContinue

       if "%1" == "--sync-glslang" (
          set sync-glslang=1
          shift
          goto:parameterLoop
       )

       if "%1" == "--sync-spirv-tools" (
          set sync-spirv-tools=1
          shift
          goto:parameterLoop
       )

       if "%1" == "--sync-jsoncpp" (
          set sync-jsoncpp=1
          shift
          goto:parameterLoop
       )

       if "%1" == "--build-glslang" (
          set sync-glslang=1
          set check-glslang-build-dependencies=1
          set build-glslang=1
          shift
          goto:parameterLoop
       )

       if "%1" == "--build-spirv-tools" (
          set sync-spirv-tools=1
          REM glslang has the same needs as spirv-tools
          set check-glslang-build-dependencies=1
          set build-spirv-tools=1
          shift
          goto:parameterLoop
       )

       if "%1" == "--build-jsoncpp" (
          set sync-jsoncpps=1
          set build-jsoncpp=1
          shift
          goto:parameterLoop
       )

       if "%1" == "--all" (
          set sync-glslang=1
          set sync-spirv-tools=1
          set sync-jsoncpp=1
          set build-glslang=1
          set build-spirv-tools=1
          set build-jsoncpp=1
          set check-glslang-build-dependencies=1
          shift
          goto:parameterLoop
       )

       echo Unrecognized options "%1"
       goto:error

    :parameterContinue

 REM // ======== end Parameter parsing ======== //


 REM // ======== Dependency checking ======== //
    REM git is required for all paths
    for %%X in (git.exe) do (set FOUND=%%~$PATH:X)
    if not defined FOUND (
       echo Dependency check failed:
       echo   git.exe not found
       echo   Git for Windows can be downloaded here:  https://git-scm.com/download/win
       echo   Install and ensure git.exe makes it into your PATH
       set errorCode=1
    )

    if %check-glslang-build-dependencies% equ 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

 REM // ======== end Dependency checking ======== //

 :main

 if %errorCode% neq 0 (goto:error)

 REM Read the target versions from external file, which is shared with Linux script

 if not exist %REVISION_DIR%\glslang_giturl (
    echo.
    echo Missing glslang_giturl file!  Place it in %REVISION_DIR% with git repo URL in it.
    set errorCode=1
    goto:error
 )

 if not exist %REVISION_DIR%\glslang_revision (
    echo.
    echo Missing glslang_revision file!  Place it in %REVISION_DIR% with target version in it.
    set errorCode=1
    goto:error
 )

 if not exist %REVISION_DIR%\spirv-tools_giturl (
    echo.
    echo Missing spirv-tools_giturl file!  Place it in %REVISION_DIR% with git repo URL in it.
    set errorCode=1
    goto:error
 )

 if not exist %REVISION_DIR%\spirv-tools_revision (
    echo.
    echo Missing spirv-tools_revision file!  Place it in %REVISION_DIR% with target version in it.
    set errorCode=1
    goto:error
 )

 if not exist %REVISION_DIR%\spirv-headers_giturl (
    echo.
    echo Missing spirv-headers_giturl file!  Place it in %REVISION_DIR% with git repo URL in it.
    set errorCode=1
    goto:error
 )

 if not exist %REVISION_DIR%\spirv-headers_revision (
    echo.
    echo Missing spirv-headers_revision file!  Place it in %REVISION_DIR% with target version in it.
    set errorCode=1
    goto:error
 )

 if not exist %REVISION_DIR%\jsoncpp_revision (
    echo.
    echo Missing jsoncpp_revision file!  Place it in %REVISION_DIR% with target version in it.
    set errorCode=1
    goto:error
 )


 set /p GLSLANG_GITURL= < %REVISION_DIR%\glslang_giturl
 set /p GLSLANG_REVISION= < %REVISION_DIR%\glslang_revision
 set /p SPIRV_TOOLS_GITURL= < %REVISION_DIR%\spirv-tools_giturl
 set /p SPIRV_TOOLS_REVISION= < %REVISION_DIR%\spirv-tools_revision
 set /p SPIRV_HEADERS_GITURL= < %REVISION_DIR%\spirv-headers_giturl
 set /p SPIRV_HEADERS_REVISION= < %REVISION_DIR%\spirv-headers_revision
 set /p JSONCPP_REVISION= < %REVISION_DIR%\jsoncpp_revision

 echo GLSLANG_GITURL=%GLSLANG_GITURL%
 echo GLSLANG_REVISION=%GLSLANG_REVISION%
 echo SPIRV_TOOLS_GITURL=%SPIRV_TOOLS_GITURL%
 echo SPIRV_TOOLS_REVISION=%SPIRV_TOOLS_REVISION%
 echo SPIRV_HEADERS_GITURL=%SPIRV_HEADERS_GITURL%
 echo SPIRV_HEADERS_REVISION=%SPIRV_HEADERS_REVISION%
 echo JSONCPP_REVISION=%JSONCPP_REVISION%

 echo Creating and/or updating glslang, spirv-tools in %BASE_DIR%

 if %sync-glslang% equ 1 (
    if not exist %GLSLANG_DIR% (
       call:create_glslang
    )
    if %errorCode% neq 0 (goto:error)
    call:update_glslang
    if %errorCode% neq 0 (goto:error)
 )

 if %sync-spirv-tools% equ 1 (
    if %errorlevel% neq 0 (goto:error)
    if not exist %SPIRV_TOOLS_DIR% (
       call:create_spirv-tools
    )
    if %errorCode% neq 0 (goto:error)
    call:update_spirv-tools
    if %errorCode% neq 0 (goto:error)
 )

 if %sync-jsoncpp% equ 1 (
    if exist %JSONCPP_DIR% (
       rd /S /Q %JSONCPP_DIR%
    )
    if %errorlevel% neq 0 (goto:error)
    if not exist %JSONCPP_DIR% (
       call:create_jsoncpp
    )
    if %errorCode% neq 0 (goto:error)
    call:update_jsoncpp
    if %errorCode% neq 0 (goto:error)
 )

 if %build-glslang% equ 1 (
    call:build_glslang
    if %errorCode% neq 0 (goto:error)
 )

 if %build-spirv-tools% equ 1 (
    call:build_spirv-tools
    if %errorCode% neq 0 (goto:error)
 )

 if %build-jsoncpp% equ 1 (
    call:build_jsoncpp
    if %errorCode% neq 0 (goto:error)
 )

 echo.
 echo Exiting
 goto:finish

 :error
 echo.
 echo Halting due to error
 goto:finish

 :finish
 if not "%cd%\" == "%BUILD_DIR%" ( cd %BUILD_DIR% )
 endlocal
 goto:eof

 REM // ======== Functions ======== //

 :create_glslang
    echo.
    echo Creating local glslang repository %GLSLANG_DIR%)
    mkdir %GLSLANG_DIR%
    cd %GLSLANG_DIR%
    git clone %GLSLANG_GITURL% .
    git checkout %GLSLANG_REVISION%
    if not exist %GLSLANG_DIR%\SPIRV (
       echo glslang source download failed!
       set errorCode=1
    )
 goto:eof

 :update_glslang
    echo.
    echo Updating %GLSLANG_DIR%
    cd %GLSLANG_DIR%
    git fetch --all
    git checkout %GLSLANG_REVISION%
 goto:eof

 :create_spirv-tools
    echo.
    echo Creating local spirv-tools repository %SPIRV_TOOLS_DIR%)
    mkdir %SPIRV_TOOLS_DIR%
    cd %SPIRV_TOOLS_DIR%
    git clone %SPIRV_TOOLS_GITURL% .
    git checkout %SPIRV_TOOLS_REVISION%
    if not exist %SPIRV_TOOLS_DIR%\source (
       echo spirv-tools source download failed!
       set errorCode=1
    )
    mkdir %SPIRV_TOOLS_DIR%\external
    mkdir %SPIRV_TOOLS_DIR%\external\spirv-headers
    cd %SPIRV_TOOLS_DIR%\external\spirv-headers
    git clone %SPIRV_HEADERS_GITURL% .
    git checkout %SPIRV_HEADERS_REVISION%
    if not exist %SPIRV_TOOLS_DIR%\external\spirv-headers\README.md (
       echo spirv-headers download failed!
       set errorCode=1
    )
 goto:eof

 :update_spirv-tools
    echo.
    echo Updating %SPIRV_TOOLS_DIR%
    cd %SPIRV_TOOLS_DIR%
    git fetch --all
    git checkout %SPIRV_TOOLS_REVISION%
    cd %SPIRV_TOOLS_DIR%\external\spirv-headers
    git fetch --all
    git checkout %SPIRV_HEADERS_REVISION%
 goto:eof

 :build_glslang
    echo.
    echo Building %GLSLANG_DIR%
    cd  %GLSLANG_DIR%

    if not exist build32 (
        mkdir build32
    )
    if not exist build (
       mkdir build
    )

    echo Making 32-bit glslang
    echo *************************
    set GLSLANG_BUILD_DIR=%GLSLANG_DIR%\build32
    cd %GLSLANG_BUILD_DIR%

    echo Generating 32-bit Glslang CMake files for Visual Studio %VS_VERSION% -DCMAKE_INSTALL_PREFIX=install ..
    cmake -G "Visual Studio %VS_VERSION%" -DCMAKE_INSTALL_PREFIX=install ..

    echo Building 32-bit Glslang: MSBuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Debug
    msbuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Debug /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %GLSLANG_BUILD_DIR%\glslang\Debug\glslangd.lib (
       echo.
       echo glslang 32-bit Debug build failed!
       set errorCode=1
    )
    echo Building Glslang: MSBuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Release
    msbuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Release /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %GLSLANG_BUILD_DIR%\glslang\Release\glslang.lib (
       echo.
       echo glslang 32-bit Release build failed!
       set errorCode=1
    )

    cd ..

    echo Making 64-bit glslang
    echo *************************
    set GLSLANG_BUILD_DIR=%GLSLANG_DIR%\build
    cd %GLSLANG_BUILD_DIR%

    echo Generating 64-bit Glslang CMake files for Visual Studio %VS_VERSION% -DCMAKE_INSTALL_PREFIX=install ..
    cmake -G "Visual Studio %VS_VERSION% Win64" -DCMAKE_INSTALL_PREFIX=install ..

    echo Building 64-bit Glslang: MSBuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Debug
    msbuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Debug /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %GLSLANG_BUILD_DIR%\glslang\Debug\glslangd.lib (
       echo.
       echo glslang 64-bit Debug build failed!
       set errorCode=1
    )
    echo Building Glslang: MSBuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Release
    msbuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Release /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %GLSLANG_BUILD_DIR%\glslang\Release\glslang.lib (
       echo.
       echo glslang 64-bit Release build failed!
       set errorCode=1
    )
 goto:eof

 :build_spirv-tools
    echo.
    echo Building %SPIRV_TOOLS_DIR%
    cd  %SPIRV_TOOLS_DIR%

    REM Cleanup any old directories lying around.
    if not exist build32 (
        mkdir build32
    )
    if not exist build (
       mkdir build
    )

    echo Making 32-bit spirv-tools
    echo *************************
    set SPIRV_TOOLS_BUILD_DIR=%SPIRV_TOOLS_DIR%\build32

    cd %SPIRV_TOOLS_BUILD_DIR%

    echo Generating 32-bit spirv-tools CMake files for Visual Studio %VS_VERSION% ..
    cmake -G "Visual Studio %VS_VERSION%" ..

    echo Building 32-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug
    msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Debug\SPIRV-Tools.lib (
       echo.
       echo spirv-tools 32-bit Debug build failed!
       set errorCode=1
    )

    echo Building 32-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release
    msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Release\SPIRV-Tools.lib (
       echo.
       echo spirv-tools 32-bit Release build failed!
       set errorCode=1
    )

    cd ..

    echo Making 64-bit spirv-tools
    echo *************************
    set SPIRV_TOOLS_BUILD_DIR=%SPIRV_TOOLS_DIR%\build
    cd %SPIRV_TOOLS_BUILD_DIR%

    echo Generating 64-bit spirv-tools CMake files for Visual Studio %VS_VERSION% ..
    cmake -G "Visual Studio %VS_VERSION% Win64" ..

    echo Building 64-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug
    msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Debug\SPIRV-Tools.lib (
       echo.
       echo spirv-tools 64-bit Debug build failed!
       set errorCode=1
    )

    echo Building 64-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release
    msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release /verbosity:quiet

    REM Check for existence of one lib, even though we should check for all results
    if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Release\SPIRV-Tools.lib (
       echo.
       echo spirv-tools 64-bit Release build failed!
       set errorCode=1
    )
 goto:eof

 :create_jsoncpp
    echo.
    echo Creating local jsoncpp repository %JSONCPP_DIR%)
    mkdir %JSONCPP_DIR%
    cd %JSONCPP_DIR%
    git clone https://github.com/open-source-parsers/jsoncpp.git .
    git checkout %JSONCPP_REVISION%
    if not exist %JSONCPP_DIR%\include\json\json.h (
       echo jsoncpp source download failed!
       set errorCode=1
    )
 goto:eof

 :update_jsoncpp
    echo.
    echo Updating %JSONCPP_DIR%
    cd %JSONCPP_DIR%
    git fetch --all
    git checkout %JSONCPP_REVISION%
 goto:eof

 :build_jsoncpp
    echo.
    echo Building %JSONCPP_DIR%
    cd  %JSONCPP_DIR%
    python amalgamate.py

    if not exist %JSONCPP_DIR%\dist\json\json.h (
       echo.
       echo JsonCPP Amalgamation failed to generate %JSONCPP_DIR%\dist\json\json.h
       set errorCode=1
    )

 REM    REM Cleanup any old directories lying around.
 REM    if exist build32 (
 REM       rmdir /s /q build32
 REM    )
 REM    if exist build (
 REM       rmdir /s /q build
 REM    )
 REM
 REM    echo Making 32-bit jsoncpp
 REM    echo *************************
 REM    mkdir build32
 REM    set JSONCPP_BUILD_DIR=%JSONCPP_DIR%\build32
 REM    cd %JSONCPP_BUILD_DIR%
 REM
 REM    echo Generating 32-bit JsonCPP CMake files for Visual Studio %VS_VERSION%
 REM    cmake -G "Visual Studio %VS_VERSION%" .. -DMSVC_RUNTIME=static
 REM
 REM    echo Building 32-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug
 REM    msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug /verbosity:quiet
 REM
 REM    REM Check for existence of one lib, even though we should check for all results
 REM    if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Debug\jsoncpp.lib (
 REM       echo.
 REM       echo jsoncpp 32-bit Debug build failed!
 REM       set errorCode=1
 REM    )
 REM    echo B Building 32-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release
 REM    msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release /verbosity:quiet
 REM
 REM    REM Check for existence of one lib, even though we should check for all results
 REM    if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Release\jsoncpp.lib (
 REM       echo.
 REM       echo jsoncpp 32-bit Release build failed!
 REM       set errorCode=1
 REM    )
 REM
 REM    cd ..
 REM
 REM    echo Making 64-bit jsoncpp
 REM    echo *************************
 REM    mkdir build
 REM    set JSONCPP_BUILD_DIR=%JSONCPP_DIR%\build
 REM    cd %JSONCPP_BUILD_DIR%
 REM
 REM    echo Generating 64-bit JsonCPP CMake files for Visual Studio %VS_VERSION%
 REM    cmake -G "Visual Studio %VS_VERSION% Win64" .. -DMSVC_RUNTIME=static
 REM
 REM    echo Building 64-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug
 REM    msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug /verbosity:quiet
 REM
 REM    REM Check for existence of one lib, even though we should check for all results
 REM    if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Debug\jsoncpp.lib (
 REM       echo.
 REM       echo jsoncpp 64-bit Debug build failed!
 REM       set errorCode=1
 REM    )
 REM    echo Building 64-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release
 REM    msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release /verbosity:quiet
 REM
 REM    REM Check for existence of one lib, even though we should check for all results
 REM    if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Release\jsoncpp.lib (
 REM       echo.
 REM       echo jsoncpp 64-bit Release build failed!
 REM       set errorCode=1
 REM    )
 goto:eof
	@echo off
	REM Update source for glslang, spirv-tools

	REM Determine the appropriate CMake strings for the current version of Visual Studio
	echo Determining VS version
	python .\scripts\determine_vs_version.py > vsversion.tmp
	set /p VS_VERSION=< vsversion.tmp
	echo Detected Visual Studio Version as %VS_VERSION%

	REM Cleanup the file we used to collect the VS version output since it's no longer needed.
	del /Q /F vsversion.tmp

	setlocal EnableDelayedExpansion
	set errorCode=0
	set BUILD_DIR=%~dp0
	set BASE_DIR="%BUILD_DIR%external"
	set REVISION_DIR="%BUILD_DIR%external_revisions"
	set GLSLANG_DIR=%BASE_DIR%\glslang
	set SPIRV_TOOLS_DIR=%BASE_DIR%\spirv-tools
	set JSONCPP_DIR=%BASE_DIR%\jsoncpp

	REM // ======== Parameter parsing ======== //

	if "%1" == "" (
	echo usage: update_external_sources.bat [options]
	echo.
	echo Available options:
	echo --sync-glslang just pull glslang_revision
	echo --sync-spirv-tools just pull spirv-tools_revision
	echo --sync-jsoncpp just pull jsoncpp HEAD
	echo --build-glslang pulls glslang_revision, configures CMake, builds Release and Debug
	echo --build-spirv-tools pulls spirv-tools_revision, configures CMake, builds Release and Debug
	echo --build-jsoncpp pulls jsoncpp HEAD, configures CMake, builds Release and Debug
	echo --all sync and build glslang, spirv-tools, and jsoncpp
	goto:finish
	)

	set sync-glslang=0
	set sync-spirv-tools=0
	set sync-jsoncpp=0
	set build-glslang=0
	set build-spirv-tools=0
	set build-jsoncpp=0
	set check-glslang-build-dependencies=0

	:parameterLoop

	if "%1"=="" goto:parameterContinue

	if "%1" == "--sync-glslang" (
	set sync-glslang=1
	shift
	goto:parameterLoop
	)

	if "%1" == "--sync-spirv-tools" (
	set sync-spirv-tools=1
	shift
	goto:parameterLoop
	)

	if "%1" == "--sync-jsoncpp" (
	set sync-jsoncpp=1
	shift
	goto:parameterLoop
	)

	if "%1" == "--build-glslang" (
	set sync-glslang=1
	set check-glslang-build-dependencies=1
	set build-glslang=1
	shift
	goto:parameterLoop
	)

	if "%1" == "--build-spirv-tools" (
	set sync-spirv-tools=1
	REM glslang has the same needs as spirv-tools
	set check-glslang-build-dependencies=1
	set build-spirv-tools=1
	shift
	goto:parameterLoop
	)

	if "%1" == "--build-jsoncpp" (
	set sync-jsoncpps=1
	set build-jsoncpp=1
	shift
	goto:parameterLoop
	)

	if "%1" == "--all" (
	set sync-glslang=1
	set sync-spirv-tools=1
	set sync-jsoncpp=1
	set build-glslang=1
	set build-spirv-tools=1
	set build-jsoncpp=1
	set check-glslang-build-dependencies=1
	shift
	goto:parameterLoop
	)

	echo Unrecognized options "%1"
	goto:error

	:parameterContinue

	REM // ======== end Parameter parsing ======== //


	REM // ======== Dependency checking ======== //
	REM git is required for all paths
	for %%X in (git.exe) do (set FOUND=%%~$PATH:X)
	if not defined FOUND (
	echo Dependency check failed:
	echo git.exe not found
	echo Git for Windows can be downloaded here: https://git-scm.com/download/win
	echo Install and ensure git.exe makes it into your PATH
	set errorCode=1
	)

	if %check-glslang-build-dependencies% equ 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

	REM // ======== end Dependency checking ======== //

	:main

	if %errorCode% neq 0 (goto:error)

	REM Read the target versions from external file, which is shared with Linux script

	if not exist %REVISION_DIR%\glslang_giturl (
	echo.
	echo Missing glslang_giturl file! Place it in %REVISION_DIR% with git repo URL in it.
	set errorCode=1
	goto:error
	)

	if not exist %REVISION_DIR%\glslang_revision (
	echo.
	echo Missing glslang_revision file! Place it in %REVISION_DIR% with target version in it.
	set errorCode=1
	goto:error
	)

	if not exist %REVISION_DIR%\spirv-tools_giturl (
	echo.
	echo Missing spirv-tools_giturl file! Place it in %REVISION_DIR% with git repo URL in it.
	set errorCode=1
	goto:error
	)

	if not exist %REVISION_DIR%\spirv-tools_revision (
	echo.
	echo Missing spirv-tools_revision file! Place it in %REVISION_DIR% with target version in it.
	set errorCode=1
	goto:error
	)

	if not exist %REVISION_DIR%\spirv-headers_giturl (
	echo.
	echo Missing spirv-headers_giturl file! Place it in %REVISION_DIR% with git repo URL in it.
	set errorCode=1
	goto:error
	)

	if not exist %REVISION_DIR%\spirv-headers_revision (
	echo.
	echo Missing spirv-headers_revision file! Place it in %REVISION_DIR% with target version in it.
	set errorCode=1
	goto:error
	)

	if not exist %REVISION_DIR%\jsoncpp_revision (
	echo.
	echo Missing jsoncpp_revision file! Place it in %REVISION_DIR% with target version in it.
	set errorCode=1
	goto:error
	)


	set /p GLSLANG_GITURL= < %REVISION_DIR%\glslang_giturl
	set /p GLSLANG_REVISION= < %REVISION_DIR%\glslang_revision
	set /p SPIRV_TOOLS_GITURL= < %REVISION_DIR%\spirv-tools_giturl
	set /p SPIRV_TOOLS_REVISION= < %REVISION_DIR%\spirv-tools_revision
	set /p SPIRV_HEADERS_GITURL= < %REVISION_DIR%\spirv-headers_giturl
	set /p SPIRV_HEADERS_REVISION= < %REVISION_DIR%\spirv-headers_revision
	set /p JSONCPP_REVISION= < %REVISION_DIR%\jsoncpp_revision

	echo GLSLANG_GITURL=%GLSLANG_GITURL%
	echo GLSLANG_REVISION=%GLSLANG_REVISION%
	echo SPIRV_TOOLS_GITURL=%SPIRV_TOOLS_GITURL%
	echo SPIRV_TOOLS_REVISION=%SPIRV_TOOLS_REVISION%
	echo SPIRV_HEADERS_GITURL=%SPIRV_HEADERS_GITURL%
	echo SPIRV_HEADERS_REVISION=%SPIRV_HEADERS_REVISION%
	echo JSONCPP_REVISION=%JSONCPP_REVISION%

	echo Creating and/or updating glslang, spirv-tools in %BASE_DIR%

	if %sync-glslang% equ 1 (
	if not exist %GLSLANG_DIR% (
	call:create_glslang
	)
	if %errorCode% neq 0 (goto:error)
	call:update_glslang
	if %errorCode% neq 0 (goto:error)
	)

	if %sync-spirv-tools% equ 1 (
	if %errorlevel% neq 0 (goto:error)
	if not exist %SPIRV_TOOLS_DIR% (
	call:create_spirv-tools
	)
	if %errorCode% neq 0 (goto:error)
	call:update_spirv-tools
	if %errorCode% neq 0 (goto:error)
	)

	if %sync-jsoncpp% equ 1 (
	if exist %JSONCPP_DIR% (
	rd /S /Q %JSONCPP_DIR%
	)
	if %errorlevel% neq 0 (goto:error)
	if not exist %JSONCPP_DIR% (
	call:create_jsoncpp
	)
	if %errorCode% neq 0 (goto:error)
	call:update_jsoncpp
	if %errorCode% neq 0 (goto:error)
	)

	if %build-glslang% equ 1 (
	call:build_glslang
	if %errorCode% neq 0 (goto:error)
	)

	if %build-spirv-tools% equ 1 (
	call:build_spirv-tools
	if %errorCode% neq 0 (goto:error)
	)

	if %build-jsoncpp% equ 1 (
	call:build_jsoncpp
	if %errorCode% neq 0 (goto:error)
	)

	echo.
	echo Exiting
	goto:finish

	:error
	echo.
	echo Halting due to error
	goto:finish

	:finish
	if not "%cd%\" == "%BUILD_DIR%" ( cd %BUILD_DIR% )
	endlocal
	goto:eof

	REM // ======== Functions ======== //

	:create_glslang
	echo.
	echo Creating local glslang repository %GLSLANG_DIR%)
	mkdir %GLSLANG_DIR%
	cd %GLSLANG_DIR%
	git clone %GLSLANG_GITURL% .
	git checkout %GLSLANG_REVISION%
	if not exist %GLSLANG_DIR%\SPIRV (
	echo glslang source download failed!
	set errorCode=1
	)
	goto:eof

	:update_glslang
	echo.
	echo Updating %GLSLANG_DIR%
	cd %GLSLANG_DIR%
	git fetch --all
	git checkout %GLSLANG_REVISION%
	goto:eof

	:create_spirv-tools
	echo.
	echo Creating local spirv-tools repository %SPIRV_TOOLS_DIR%)
	mkdir %SPIRV_TOOLS_DIR%
	cd %SPIRV_TOOLS_DIR%
	git clone %SPIRV_TOOLS_GITURL% .
	git checkout %SPIRV_TOOLS_REVISION%
	if not exist %SPIRV_TOOLS_DIR%\source (
	echo spirv-tools source download failed!
	set errorCode=1
	)
	mkdir %SPIRV_TOOLS_DIR%\external
	mkdir %SPIRV_TOOLS_DIR%\external\spirv-headers
	cd %SPIRV_TOOLS_DIR%\external\spirv-headers
	git clone %SPIRV_HEADERS_GITURL% .
	git checkout %SPIRV_HEADERS_REVISION%
	if not exist %SPIRV_TOOLS_DIR%\external\spirv-headers\README.md (
	echo spirv-headers download failed!
	set errorCode=1
	)
	goto:eof

	:update_spirv-tools
	echo.
	echo Updating %SPIRV_TOOLS_DIR%
	cd %SPIRV_TOOLS_DIR%
	git fetch --all
	git checkout %SPIRV_TOOLS_REVISION%
	cd %SPIRV_TOOLS_DIR%\external\spirv-headers
	git fetch --all
	git checkout %SPIRV_HEADERS_REVISION%
	goto:eof

	:build_glslang
	echo.
	echo Building %GLSLANG_DIR%
	cd %GLSLANG_DIR%

	if not exist build32 (
	mkdir build32
	)
	if not exist build (
	mkdir build
	)

	echo Making 32-bit glslang
	echo *************************
	set GLSLANG_BUILD_DIR=%GLSLANG_DIR%\build32
	cd %GLSLANG_BUILD_DIR%

	echo Generating 32-bit Glslang CMake files for Visual Studio %VS_VERSION% -DCMAKE_INSTALL_PREFIX=install ..
	cmake -G "Visual Studio %VS_VERSION%" -DCMAKE_INSTALL_PREFIX=install ..

	echo Building 32-bit Glslang: MSBuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Debug
	msbuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Debug /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %GLSLANG_BUILD_DIR%\glslang\Debug\glslangd.lib (
	echo.
	echo glslang 32-bit Debug build failed!
	set errorCode=1
	)
	echo Building Glslang: MSBuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Release
	msbuild INSTALL.vcxproj /p:Platform=x86 /p:Configuration=Release /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %GLSLANG_BUILD_DIR%\glslang\Release\glslang.lib (
	echo.
	echo glslang 32-bit Release build failed!
	set errorCode=1
	)

	cd ..

	echo Making 64-bit glslang
	echo *************************
	set GLSLANG_BUILD_DIR=%GLSLANG_DIR%\build
	cd %GLSLANG_BUILD_DIR%

	echo Generating 64-bit Glslang CMake files for Visual Studio %VS_VERSION% -DCMAKE_INSTALL_PREFIX=install ..
	cmake -G "Visual Studio %VS_VERSION% Win64" -DCMAKE_INSTALL_PREFIX=install ..

	echo Building 64-bit Glslang: MSBuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Debug
	msbuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Debug /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %GLSLANG_BUILD_DIR%\glslang\Debug\glslangd.lib (
	echo.
	echo glslang 64-bit Debug build failed!
	set errorCode=1
	)
	echo Building Glslang: MSBuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Release
	msbuild INSTALL.vcxproj /p:Platform=x64 /p:Configuration=Release /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %GLSLANG_BUILD_DIR%\glslang\Release\glslang.lib (
	echo.
	echo glslang 64-bit Release build failed!
	set errorCode=1
	)
	goto:eof

	:build_spirv-tools
	echo.
	echo Building %SPIRV_TOOLS_DIR%
	cd %SPIRV_TOOLS_DIR%

	REM Cleanup any old directories lying around.
	if not exist build32 (
	mkdir build32
	)
	if not exist build (
	mkdir build
	)

	echo Making 32-bit spirv-tools
	echo *************************
	set SPIRV_TOOLS_BUILD_DIR=%SPIRV_TOOLS_DIR%\build32

	cd %SPIRV_TOOLS_BUILD_DIR%

	echo Generating 32-bit spirv-tools CMake files for Visual Studio %VS_VERSION% ..
	cmake -G "Visual Studio %VS_VERSION%" ..

	echo Building 32-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug
	msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Debug\SPIRV-Tools.lib (
	echo.
	echo spirv-tools 32-bit Debug build failed!
	set errorCode=1
	)

	echo Building 32-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release
	msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Release\SPIRV-Tools.lib (
	echo.
	echo spirv-tools 32-bit Release build failed!
	set errorCode=1
	)

	cd ..

	echo Making 64-bit spirv-tools
	echo *************************
	set SPIRV_TOOLS_BUILD_DIR=%SPIRV_TOOLS_DIR%\build
	cd %SPIRV_TOOLS_BUILD_DIR%

	echo Generating 64-bit spirv-tools CMake files for Visual Studio %VS_VERSION% ..
	cmake -G "Visual Studio %VS_VERSION% Win64" ..

	echo Building 64-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug
	msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Debug\SPIRV-Tools.lib (
	echo.
	echo spirv-tools 64-bit Debug build failed!
	set errorCode=1
	)

	echo Building 64-bit spirv-tools: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release
	msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release /verbosity:quiet

	REM Check for existence of one lib, even though we should check for all results
	if not exist %SPIRV_TOOLS_BUILD_DIR%\source\Release\SPIRV-Tools.lib (
	echo.
	echo spirv-tools 64-bit Release build failed!
	set errorCode=1
	)
	goto:eof

	:create_jsoncpp
	echo.
	echo Creating local jsoncpp repository %JSONCPP_DIR%)
	mkdir %JSONCPP_DIR%
	cd %JSONCPP_DIR%
	git clone https://github.com/open-source-parsers/jsoncpp.git .
	git checkout %JSONCPP_REVISION%
	if not exist %JSONCPP_DIR%\include\json\json.h (
	echo jsoncpp source download failed!
	set errorCode=1
	)
	goto:eof

	:update_jsoncpp
	echo.
	echo Updating %JSONCPP_DIR%
	cd %JSONCPP_DIR%
	git fetch --all
	git checkout %JSONCPP_REVISION%
	goto:eof

	:build_jsoncpp
	echo.
	echo Building %JSONCPP_DIR%
	cd %JSONCPP_DIR%
	python amalgamate.py

	if not exist %JSONCPP_DIR%\dist\json\json.h (
	echo.
	echo JsonCPP Amalgamation failed to generate %JSONCPP_DIR%\dist\json\json.h
	set errorCode=1
	)

	REM REM Cleanup any old directories lying around.
	REM if exist build32 (
	REM rmdir /s /q build32
	REM )
	REM if exist build (
	REM rmdir /s /q build
	REM )
	REM
	REM echo Making 32-bit jsoncpp
	REM echo *************************
	REM mkdir build32
	REM set JSONCPP_BUILD_DIR=%JSONCPP_DIR%\build32
	REM cd %JSONCPP_BUILD_DIR%
	REM
	REM echo Generating 32-bit JsonCPP CMake files for Visual Studio %VS_VERSION%
	REM cmake -G "Visual Studio %VS_VERSION%" .. -DMSVC_RUNTIME=static
	REM
	REM echo Building 32-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug
	REM msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Debug /verbosity:quiet
	REM
	REM REM Check for existence of one lib, even though we should check for all results
	REM if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Debug\jsoncpp.lib (
	REM echo.
	REM echo jsoncpp 32-bit Debug build failed!
	REM set errorCode=1
	REM )
	REM echo B Building 32-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release
	REM msbuild ALL_BUILD.vcxproj /p:Platform=x86 /p:Configuration=Release /verbosity:quiet
	REM
	REM REM Check for existence of one lib, even though we should check for all results
	REM if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Release\jsoncpp.lib (
	REM echo.
	REM echo jsoncpp 32-bit Release build failed!
	REM set errorCode=1
	REM )
	REM
	REM cd ..
	REM
	REM echo Making 64-bit jsoncpp
	REM echo *************************
	REM mkdir build
	REM set JSONCPP_BUILD_DIR=%JSONCPP_DIR%\build
	REM cd %JSONCPP_BUILD_DIR%
	REM
	REM echo Generating 64-bit JsonCPP CMake files for Visual Studio %VS_VERSION%
	REM cmake -G "Visual Studio %VS_VERSION% Win64" .. -DMSVC_RUNTIME=static
	REM
	REM echo Building 64-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug
	REM msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Debug /verbosity:quiet
	REM
	REM REM Check for existence of one lib, even though we should check for all results
	REM if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Debug\jsoncpp.lib (
	REM echo.
	REM echo jsoncpp 64-bit Debug build failed!
	REM set errorCode=1
	REM )
	REM echo Building 64-bit JsonCPP: MSBuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release
	REM msbuild ALL_BUILD.vcxproj /p:Platform=x64 /p:Configuration=Release /verbosity:quiet
	REM
	REM REM Check for existence of one lib, even though we should check for all results
	REM if not exist %JSONCPP_BUILD_DIR%\src\lib_json\Release\jsoncpp.lib (
	REM echo.
	REM echo jsoncpp 64-bit Release build failed!
	REM set errorCode=1
	REM )
	goto:eof