win, build: fix build time on Windows

Sets MSBuild experimental switches to make it build in parallel project files generated by gyp 0.5.0. Fixes: #35921 PR-URL: #35932 Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Richard Lau <[email protected]> Reviewed-By: Jiawen Geng <[email protected]> Reviewed-By: Zeyu Yang <[email protected]> Reviewed-By: Gireesh Punathil <[email protected]> Reviewed-By: Rich Trott <[email protected]>
nodejs · Nov 9, 2020 · 7a2edea · 7a2edea
1 parent a7350b3
commit 7a2edea
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/vcbuild.bat b/vcbuild.bat
@@ -338,6 +338,10 @@ if "%target%"=="Build" (
 )
 if "%target%"=="node" if exist "%config%\cctest.exe" del "%config%\cctest.exe"
 if defined msbuild_args set "extra_msbuild_args=%extra_msbuild_args% %msbuild_args%"
+@rem Setup env variables to use multiprocessor build
+set UseMultiToolTask=True
+set EnforceProcessCountAcrossBuilds=True
+set MultiProcMaxCount=%NUMBER_OF_PROCESSORS%
 msbuild node.sln %msbcpu% /t:%target% /p:Configuration=%config% /p:Platform=%msbplatform% /clp:NoItemAndPropertyList;Verbosity=minimal /nologo %extra_msbuild_args%
 if errorlevel 1 (
   if not defined project_generated echo Building Node with reused solution failed. To regenerate project files use "vcbuild projgen"