Add `ODIN_IGNORE_MSVC_CHECK` check to build.bat

build.bat

@@ -3,18 +3,20 @@
 setlocal EnableDelayedExpansion
 
 where /Q cl.exe || (
-  set __VSCMD_ARG_NO_LOGO=1
-  for /f "tokens=*" %%i in ('"C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -latest -requires Microsoft.VisualStudio.Workload.NativeDesktop -property installationPath') do set VS=%%i
-  if "!VS!" equ "" (
-    echo ERROR: Visual Studio installation not found
-    exit /b 1
-  )  
-  call "!VS!\VC\Auxiliary\Build\vcvarsall.bat" amd64 || exit /b 1
+	set __VSCMD_ARG_NO_LOGO=1
+	for /f "tokens=*" %%i in ('"C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -latest -requires Microsoft.VisualStudio.Workload.NativeDesktop -property installationPath') do set VS=%%i
+	if "!VS!" equ "" (
+		echo ERROR: Visual Studio installation not found
+		exit /b 1
+	)
+	call "!VS!\VC\Auxiliary\Build\vcvarsall.bat" amd64 || exit /b 1
 )
 
 if "%VSCMD_ARG_TGT_ARCH%" neq "x64" (
-  echo ERROR: please run this from MSVC x64 native tools command prompt, 32-bit target is not supported!
-  exit /b 1
+	if "%ODIN_IGNORE_MSVC_CHECK%" == "" (
+		echo ERROR: please run this from MSVC x64 native tools command prompt, 32-bit target is not supported!
+		exit /b 1
+	)
 )
 
 for /f "usebackq tokens=1,2 delims=,=- " %%i in (`wmic os get LocalDateTime /value`) do @if %%i==LocalDateTime (

misc/shell.bat

@@ -7,5 +7,7 @@ rem call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxil
 rem call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" x64 1> NUL
 set _NO_DEBUG_HEAP=1
 
+set ODIN_IGNORE_MSVC_CHECK=1
+
 rem set path=w:\Odin\misc;%path%
 cls