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-rw-r--r--PCbuild/env.bat21
1 files changed, 16 insertions, 5 deletions
diff --git a/PCbuild/env.bat b/PCbuild/env.bat
index 9d4c9d1..7362447 100644
--- a/PCbuild/env.bat
+++ b/PCbuild/env.bat
@@ -9,8 +9,19 @@ rem 'v110', 'v120' or 'v140') to the build script.
echo Build environments: x86, amd64, x86_amd64
echo.
-set VSTOOLS=%VS140COMNTOOLS%
-if "%VSTOOLS%"=="" set VSTOOLS=%VS120COMNTOOLS%
-if "%VSTOOLS%"=="" set VSTOOLS=%VS110COMNTOOLS%
-if "%VSTOOLS%"=="" set VSTOOLS=%VS100COMNTOOLS%
-call "%VSTOOLS%..\..\VC\vcvarsall.bat" %*
+set _ARGS=%*
+if NOT DEFINED _ARGS set _ARGS=x86
+
+if not exist "%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe" goto :skip_vswhere
+set VSTOOLS=
+for /F "tokens=*" %%i in ('"%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe" -property installationPath -latest -prerelease -products * -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64') DO @(set VSTOOLS=%%i\VC\Auxiliary\Build\vcvarsall.bat)
+if not defined VSTOOLS goto :skip_vswhere
+call "%VSTOOLS%" %_ARGS%
+exit /B 0
+
+:skip_vswhere
+if not defined VSTOOLS set VSTOOLS=%VS140COMNTOOLS%
+if not defined VSTOOLS set VSTOOLS=%VS120COMNTOOLS%
+if not defined VSTOOLS set VSTOOLS=%VS110COMNTOOLS%
+if not defined VSTOOLS set VSTOOLS=%VS100COMNTOOLS%
+call "%VSTOOLS%..\..\VC\vcvarsall.bat" %_ARGS%