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V8Update.cmd
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@echo off
setlocal
set v8testedrev=10.7.193.22
set v8testedcommit=
if not "%v8testedcommit%"=="" goto ProcessArgs
set v8testedcommit=%v8testedrev%
set jsontag=v3.10.4
::-----------------------------------------------------------------------------
:: process arguments
::-----------------------------------------------------------------------------
:ProcessArgs
set download=true
set mode=Release
set isdebug=false
:ProcessArg
if "%1"=="" goto ProcessArgsDone
if "%1"=="/?" goto EchoUsage
if /i "%1"=="/n" goto SetDownloadFalse
if /i "%1"=="\n" goto SetDownloadFalse
if /i "%1"=="-n" goto SetDownloadFalse
if /i "%1"=="debug" goto SetDebugMode
if /i "%1"=="release" goto SetReleaseMode
goto SetV8Rev
:EchoUsage
echo Downloads, builds, and imports V8 for use with ClearScript.
echo.
echo V8UPDATE [/N] [mode] [revision]
echo.
echo /N Do not download; use previously downloaded files if possible.
echo mode Build mode: "Debug" or "Release" (default).
echo revision V8 revision: "Latest", "Tested" (default) or branch/commit/tag.
echo * Examples: "candidate", "3.29.88.16".
echo * View history at https://chromium.googlesource.com/v8/v8.git.
goto Exit
:SetDownloadFalse
set download=false
goto NextArg
:SetDebugMode
set mode=Debug
set isdebug=true
goto NextArg
:SetReleaseMode
set mode=Release
set isdebug=false
goto NextArg
:SetV8Rev
set v8rev=%1
set v8commit=%1
goto NextArg
:NextArg
shift
goto ProcessArg
:ProcessArgsDone
::-----------------------------------------------------------------------------
:: check environment
::-----------------------------------------------------------------------------
:CheckOS
if /i "%PROCESSOR_ARCHITECTURE%"=="AMD64" goto CheckOSDone
if defined PROCESSOR_ARCHITEW6432 goto CheckOSDone
echo Error: This script requires a 64-bit operating system.
goto Exit
:CheckOSDone
:CheckMSVS
if "%VisualStudioVersion%"=="16.0" goto CheckMSVSDone
if "%VisualStudioVersion%"=="17.0" goto CheckMSVSDone
echo Error: This script requires a Visual Studio 2019 or 2022 Developer Command Prompt.
echo Browse to http://www.visualstudio.com for more information.
goto Exit
:CheckMSVSDone
::-----------------------------------------------------------------------------
:: main
::-----------------------------------------------------------------------------
:Main
echo Build mode: %mode%
cd V8
if errorlevel 1 goto Exit
set DEPOT_TOOLS_WIN_TOOLCHAIN=0
if /i "%download%"=="true" goto Download
if exist build\ goto SkipDownload
echo *** BUILD DIRECTORY NOT FOUND; DOWNLOAD REQUIRED ***
choice /m Continue
if errorlevel 2 goto Exit
goto Download
:SkipDownload
cd build
path %cd%\DepotTools;%path%
goto Build
::-----------------------------------------------------------------------------
:: download
::-----------------------------------------------------------------------------
:Download
:ResolveRev
if "%v8rev%"=="" goto UseTestedRev
if /i "%v8rev%"=="latest" goto UseLatestRev
if /i "%v8rev%"=="tested" goto UseTestedRev
if /i "%v8rev%"=="%v8testedrev%" goto UseTestedRev
echo V8 revision: %v8rev%
echo *** WARNING: THIS V8 REVISION MAY NOT BE COMPATIBLE WITH CLEARSCRIPT ***
choice /m Continue
if errorlevel 2 goto Exit
goto ResolveRevDone
:UseTestedRev
set v8rev=%v8testedrev%
set v8commit=%v8testedcommit%
echo V8 revision: Tested (%v8testedrev%)
goto ResolveRevDone
:UseLatestRev
set v8rev=master
set v8commit=master
echo V8 revision: Latest
echo *** WARNING: THIS V8 REVISION MAY NOT BE COMPATIBLE WITH CLEARSCRIPT ***
choice /m Continue
if errorlevel 2 goto Exit
:ResolveRevDone
:EnsureBuildDir
if not exist build\ goto CreateBuildDir
echo Removing old build directory ...
rd /s /q build
:CreateBuildDir
echo Creating build directory ...
md build
if errorlevel 1 goto Error
:EnsureBuildDirDone
cd build
if not exist ..\DepotTools.zip goto DownloadDepotTools
copy ..\DepotTools.zip .\ >nul
goto ExpandDepotTools
:DownloadDepotTools
echo Downloading Depot Tools ...
powershell -Command "(New-Object Net.WebClient).DownloadFile('https://storage.googleapis.com/chrome-infra/depot_tools.zip', 'DepotTools.zip')"
if errorlevel 1 goto Error
:DownloadDepotToolsDone
:ExpandDepotTools
echo Expanding Depot Tools ...
powershell -Command "Add-Type -AssemblyName System.IO.Compression.FileSystem; [IO.Compression.ZipFile]::ExtractToDirectory('DepotTools.zip', 'DepotTools')"
if errorlevel 1 goto Error
:ExpandDepotToolsDone
path %cd%\DepotTools;%path%
:SyncClient
echo Downloading V8 and dependencies ...
call gclient config https://chromium.googlesource.com/v8/v8 >config.log 2>&1
if errorlevel 1 goto Error
call gclient sync -r %v8commit% >sync.log 2>&1
if errorlevel 1 goto Error
:SyncClientDone
:ApplyPatches
echo Applying patches ...
cd v8
call git config user.name ClearScript
if errorlevel 1 goto Error
call git config user.email "[email protected]"
if errorlevel 1 goto Error
call git apply --reject --ignore-whitespace ..\..\V8Patch.txt 2>applyV8Patch.log
if errorlevel 1 goto Error
cd ..
:ApplyPatchesDone
:DownloadMiscDone
echo Downloading additional libraries ...
call git clone -n https://github.com/nlohmann/json.git 2>cloneJson.log
if errorlevel 1 goto Error
cd json
call git checkout %jsontag% 2>checkout.log
if errorlevel 1 goto Error
cd ..
:DownloadMiscDone
:DownloadDone
::-----------------------------------------------------------------------------
:: build
::-----------------------------------------------------------------------------
:Build
:CreatePatches
echo Creating/updating patches ...
cd v8
call git diff --ignore-space-change --ignore-space-at-eol >V8Patch.txt 2>createV8Patch.log
if errorlevel 1 goto Error
cd ..
:CreatePatchesDone
:Build32Bit
cd v8
setlocal
call "%VSINSTALLDIR%\VC\Auxiliary\Build\vcvarsall" x64_x86 >nul
if errorlevel 1 goto Build32BitError
echo Building V8 (x86) ...
call gn gen out\Win32\%mode% --args="enable_precompiled_headers=false fatal_linker_warnings=false is_component_build=false is_debug=%isdebug% target_cpu=\"x86\" use_custom_libcxx=false use_thin_lto=false v8_embedder_string=\"-ClearScript\" v8_enable_pointer_compression=false v8_enable_31bit_smis_on_64bit_arch=false v8_monolithic=true v8_target_cpu=\"x86\" v8_use_external_startup_data=false" >gn-Win32-%mode%.log
if errorlevel 1 goto Build32BitError
ninja -C out\Win32\%mode% obj\v8_monolith.lib >build-Win32-%mode%.log
if errorlevel 1 goto Build32BitError
endlocal
cd ..
goto Build32BitDone
:Build32BitError
endlocal
goto Error
:Build32BitDone
:Build64Bit
cd v8
setlocal
call "%VSINSTALLDIR%\VC\Auxiliary\Build\vcvarsall" x64 >nul
if errorlevel 1 goto Build64BitError
echo Building V8 (x64) ...
call gn gen out\x64\%mode% --args="enable_precompiled_headers=false fatal_linker_warnings=false is_component_build=false is_debug=%isdebug% target_cpu=\"x64\" use_custom_libcxx=false use_thin_lto=false v8_embedder_string=\"-ClearScript\" v8_enable_pointer_compression=false v8_enable_31bit_smis_on_64bit_arch=false v8_monolithic=true v8_target_cpu=\"x64\" v8_use_external_startup_data=false" >gn-x64-%mode%.log
if errorlevel 1 goto Build64BitError
ninja -C out\x64\%mode% obj\v8_monolith.lib >build-x64-%mode%.log
if errorlevel 1 goto Build64BitError
endlocal
cd ..
goto Build64BitDone
:Build64BitError
endlocal
goto Error
:Build64BitDone
:BuildArm64Bit
cd v8
setlocal
call "%VSINSTALLDIR%\VC\Auxiliary\Build\vcvarsall" x64_arm64 >nul
if errorlevel 1 goto BuildArm64BitError
echo Building V8 (arm64) ...
call gn gen out\arm64\%mode% --args="enable_precompiled_headers=false fatal_linker_warnings=false is_component_build=false is_debug=%isdebug% target_cpu=\"arm64\" use_custom_libcxx=false use_thin_lto=false v8_embedder_string=\"-ClearScript\" v8_enable_pointer_compression=false v8_enable_31bit_smis_on_64bit_arch=false v8_monolithic=true v8_target_cpu=\"arm64\" v8_use_external_startup_data=false" >gn-arm64-%mode%.log
if errorlevel 1 goto BuildArm64BitError
ninja -C out\arm64\%mode% obj\v8_monolith.lib >build-arm64-%mode%.log
if errorlevel 1 goto BuildArm64BitError
endlocal
cd ..
goto BuildArm64BitDone
:BuildArm64BitError
endlocal
goto Error
:BuildArm64BitDone
:BuildDone
::-----------------------------------------------------------------------------
:: import
::-----------------------------------------------------------------------------
:Import
cd ..
:ImportPatches
echo Importing patches ...
copy build\v8\V8Patch.txt .\ >nul
if errorlevel 1 goto Error
:ImportPatchesDone
:ImportICUData
echo Importing ICU data ...
copy build\v8\out\x64\%mode%\icudtl.dat .\ >nul
if errorlevel 1 goto Error
:ImportICUDataDone
:ImportDone
::-----------------------------------------------------------------------------
:: exit
::-----------------------------------------------------------------------------
echo Succeeded!
goto Exit
:Error
echo *** THE PREVIOUS STEP FAILED ***
:Exit
endlocal