@REM Copyright (c) Microsoft. All rights reserved.
@REM Licensed under the MIT license. See LICENSE.md file in the project root for full license information.
@REM
@REM batch script to build protobuf library for CNTK

@echo off
if /I "%CMDCMDLINE%" neq ""%COMSPEC%" " (
    @echo.
    @echo Please execute this script from inside a regular Windows command prompt.
    @echo.
    exit /b 0
)
setlocal
if "%~1"=="" goto HELP
if "%~1"=="-?" goto HELP
if /I "%~1"=="-h" goto HELP
if /I "%~1"=="-help" goto HELP
if "%~2"=="" goto HELP
if not "%~3"=="" goto HELP

set SOURCEDIR=%~f1
set TARGETDIR=%~f2

if "%SOURCEDIR:~-1%"=="\" set SOURCEDIR=%SOURCEDIR:~,-1%
if "%TARGETDIR:~-1%"=="\" set TARGETDIR=%TARGETDIR:~,-1%

if not exist "%SOURCEDIR%\build" (
  @echo Error: "%SOURCEDIR%" is not a valid ProtoBuf source directory
  goto FIN
)

where -q cmake.exe
if errorlevel 1 (
  @echo Error: CMAKE.EXE not found in PATH!
  goto FIN
)

if not defined VS2017INSTALLDIR (
  @echo Environment variable VS2017INSTALLDIR not defined.
  @echo Make sure Visual Studion 2017 is installed.
  goto FIN
)
set VCDIRECTORY=%VS2017INSTALLDIR%
if "%VCDIRECTORY:~-1%"=="\" set VCDIRECTORY=%VCDIRECTORY:~,-1%

if not exist "%VCDIRECTORY%\VC\Auxiliary\Build\vcvarsall.bat" (
  echo Error: "%VCDIRECTORY%\VC\Auxiliary\Build\vcvarsall.bat" not found.
  echo Make sure you have installed Visual Studion 2017 correctly.
  goto FIN
)

if not exist "%VCDIRECTORY%\VC\Auxiliary\Build\14.11\Microsoft.VCToolsVersion.14.11.props" (
  echo Error: "%VCDIRECTORY%\VC\Auxiliary\Build\14.11\Microsoft.VCToolsVersion.14.11.props" not found.
  echo Make sure you have installed VCTools 14.11 for Visual Studio 2017 correctly.
  goto FIN
)

@echo.
@echo This will build Protobuf for CNTK using Visual Studio 2017
@echo ----------------------------------------------------------
@echo The configured settings for the batch file:
@echo    Visual Studio directory: %VCDIRECTORY%
@echo    Protobuf source directory: %SOURCEDIR%
@echo    Protobuf target directory: %TARGETDIR%
@echo.

pause 

call "%VCDIRECTORY%\VC\Auxiliary\Build\vcvarsall.bat" amd64 --vcvars_ver=14.11

pushd "%SOURCEDIR%"
cd cmake
if exist build (rd /s /q build)
md build && cd build

md debug && cd debug
cmake -G "NMake Makefiles" -DCMAKE_BUILD_TYPE=Debug -Dprotobuf_BUILD_TESTS=OFF -Dprotobuf_MSVC_STATIC_RUNTIME=OFF -DCMAKE_INSTALL_PREFIX="%TARGETDIR%" ..\..
nmake 
nmake install
cd ..

md release && cd release
cmake -G "NMake Makefiles" -DCMAKE_BUILD_TYPE=Release -Dprotobuf_BUILD_TESTS=OFF -Dprotobuf_MSVC_STATIC_RUNTIME=OFF -DCMAKE_INSTALL_PREFIX="%TARGETDIR%" ..\..
nmake 
nmake install
cd ..

popd

goto FIN

:HELP
@echo.
@echo Use this script to build the Protobuf library for CNTK.
@echo The script requires two parameter
@echo   Parameter 1: The complete path to the ProtoBuf source directory 
@echo                e.g. C:\local\src\protobuf-3.1.0
@echo   Parameter 2: The target path for the created binaries
@echo                e.g. C:\local\protobuf-3.1.0-vs15
@echo.
goto FIN

:FIN
endlocal

REM vim:set expandtab shiftwidth=2 tabstop=2: