init-tools.cmd

@if not defined _echo @echo off
setlocal

:: Clear the 'Platform' environment variable for this session
:: This avoids overriding the default value from BuildTools projects used for initialization
set Platform=

set INIT_TOOLS_LOG=%~dp0init-tools.log
if [%PACKAGES_DIR%]==[] set PACKAGES_DIR=%~dp0.packages
if [%TOOLRUNTIME_DIR%]==[] set TOOLRUNTIME_DIR=%~dp0Tools
set DOTNET_PATH=%~dp0.dotnet\
if [%DOTNET_CMD%]==[] set DOTNET_CMD=%DOTNET_PATH%dotnet.exe
if [%BUILDTOOLS_SOURCE%]==[] set BUILDTOOLS_SOURCE=https://dotnet.myget.org/F/dotnet-buildtools/api/v3/index.json
set /P BUILDTOOLS_VERSION=< "%~dp0BuildToolsVersion.txt"
set BUILD_TOOLS_PATH=%PACKAGES_DIR%\Microsoft.DotNet.BuildTools\%BUILDTOOLS_VERSION%\lib
set INIT_TOOLS_RESTORE_PROJECT=%~dp0init-tools.msbuild
set BUILD_TOOLS_SEMAPHORE_DIR=%TOOLRUNTIME_DIR%\%BUILDTOOLS_VERSION%
set BUILD_TOOLS_SEMAPHORE=%BUILD_TOOLS_SEMAPHORE_DIR%\init-tools.completed

:: if force option is specified then clean the tool runtime and build tools package directory to force it to get recreated
if [%1]==[force] (
  if exist "%TOOLRUNTIME_DIR%" rmdir /S /Q "%TOOLRUNTIME_DIR%"
  if exist "%PACKAGES_DIR%\Microsoft.DotNet.BuildTools" rmdir /S /Q "%PACKAGES_DIR%\Microsoft.DotNet.BuildTools"
)

:: If semaphore exists do nothing
if exist "%BUILD_TOOLS_SEMAPHORE%" (
  echo Tools are already initialized.
  goto :EOF
)

if exist "%TOOLRUNTIME_DIR%" rmdir /S /Q "%TOOLRUNTIME_DIR%"

if exist "%DotNetBuildToolsDir%" (
  echo Using tools from '%DotNetBuildToolsDir%'.
  mklink /j "%TOOLRUNTIME_DIR%" "%DotNetBuildToolsDir%"

  if not exist "%DOTNET_CMD%" (
    echo ERROR: Ensure that '%DotNetBuildToolsDir%' contains the .NET Core SDK at '%DOTNET_PATH%'
    exit /b 1
  )

  echo Done initializing tools.
  if NOT exist "%BUILD_TOOLS_SEMAPHORE_DIR%" mkdir "%BUILD_TOOLS_SEMAPHORE_DIR%"
  echo Using tools from '%DotNetBuildToolsDir%'. > "%BUILD_TOOLS_SEMAPHORE%"
  exit /b 0
)

echo Running %0 > "%INIT_TOOLS_LOG%"

set /p DOTNET_VERSION=< "%~dp0DotnetCLIVersion.txt"
if exist "%DOTNET_CMD%" goto :afterdotnetrestore

REM Use x86 tools on arm64 and x86.
REM arm32 host is not currently supported, please crossbuild.
if /i "%PROCESSOR_ARCHITECTURE%" == "arm" (
  echo "Error, arm32 arch not supported for build tools."
  exit /b 1
)

if /i "%PROCESSOR_ARCHITECTURE%" == "amd64" (
  set _Arch=x64
  goto ArchSet
)

REM If this is not amd64 and not arm, then we should be running on arm64 or x86
REM either way we can (and should) use the x86 dotnet cli
REM
REM TODO: consume native arm64 toolset, blocked by official arm64 windows cli
REM     : release. See https://github.com/dotnet/coreclr/issues/19614 for more
REM     : information
set _Arch=x86

echo "init-tools.cmd: Setting arch to %_Arch% for build tools"

:ArchSet

if NOT exist "%DOTNET_CMD%" (
  call %~dp0init-dotnet.cmd
  if NOT exist "%DOTNET_CMD%" (
    echo ERROR: Could not install dotnet cli correctly. 1>&2
    goto :error
  )
)

:afterdotnetrestore

REM We do not need the build tools for arm64/x86
if /i "%PROCESSOR_ARCHITEW6432%" == "arm64" (
  goto :EOF
)

if /i "%PROCESSOR_ARCHITECTURE%" == "arm64" (
  goto :EOF
)

if exist "%BUILD_TOOLS_PATH%" goto :afterbuildtoolsrestore
echo Restoring BuildTools version %BUILDTOOLS_VERSION%...
echo Running: "%DOTNET_CMD%" restore "%INIT_TOOLS_RESTORE_PROJECT%" --no-cache --packages "%PACKAGES_DIR%" --source "%BUILDTOOLS_SOURCE%" /p:BuildToolsPackageVersion=%BUILDTOOLS_VERSION% /p:ToolsDir=%TOOLRUNTIME_DIR% >> "%INIT_TOOLS_LOG%"
call "%DOTNET_CMD%" restore "%INIT_TOOLS_RESTORE_PROJECT%" --no-cache --packages "%PACKAGES_DIR%" --source "%BUILDTOOLS_SOURCE%" /p:BuildToolsPackageVersion=%BUILDTOOLS_VERSION% /p:ToolsDir=%TOOLRUNTIME_DIR% >> "%INIT_TOOLS_LOG%"
if NOT exist "%BUILD_TOOLS_PATH%\init-tools.cmd" (
  echo ERROR: Could not restore build tools correctly. 1>&2
  goto :error
)

:afterbuildtoolsrestore

:: Ask init-tools to also restore ILAsm
set /p ILASMCOMPILER_VERSION=< "%~dp0ILAsmVersion.txt"

echo Initializing BuildTools...
echo Running: "%BUILD_TOOLS_PATH%\init-tools.cmd" "%~dp0" "%DOTNET_CMD%" "%TOOLRUNTIME_DIR%" >> "%INIT_TOOLS_LOG%"
call "%BUILD_TOOLS_PATH%\init-tools.cmd" "%~dp0" "%DOTNET_CMD%" "%TOOLRUNTIME_DIR%" "%PACKAGES_DIR%" >> "%INIT_TOOLS_LOG%"
set INIT_TOOLS_ERRORLEVEL=%ERRORLEVEL%
if not [%INIT_TOOLS_ERRORLEVEL%]==[0] (
  echo ERROR: An error occured when trying to initialize the tools. 1>&2
  goto :error
)

:: Create semaphore file
echo Done initializing tools.
if NOT exist "%BUILD_TOOLS_SEMAPHORE_DIR%" mkdir "%BUILD_TOOLS_SEMAPHORE_DIR%"
echo Init-Tools.cmd completed for BuildTools Version: %BUILDTOOLS_VERSION% > "%BUILD_TOOLS_SEMAPHORE%"
exit /b 0

:error
echo Please check the detailed log that follows. 1>&2
type "%INIT_TOOLS_LOG%" 1>&2
exit /b 1