Add support for vcvarsall

qsc/__main__.py

@@ -112,6 +112,7 @@ if __name__ == "__main__":
         
         os.putenv("VS_VERSION", compiler["version"])
         os.putenv("VS_EDITION", compiler["edition"])
+        os.putenv("VCVARSALL", compiler.get("vcvarsall", ""))
         os.putenv("USE_VS", "1")
     else:
         print("Unknown compiler '{}'".format(compiler.name))

qsc/data/winbuild.bat

@@ -17,9 +17,14 @@ REM along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
 IF "%USE_VS%"=="1" ( 
-    call "%PROGRAMFILES(x86)%\Microsoft Visual Studio\%VS_VERSION%\%VS_EDITION%\Common7\Tools\VsDevCmd.bat"
+	if "%VCVARSALL%"=="" (
+		call "%PROGRAMFILES(x86)%\Microsoft Visual Studio\%VS_VERSION%\%VS_EDITION%\Common7\Tools\VsDevCmd.bat"
+	) else (
+		call "%PROGRAMFILES(x86)%\Microsoft Visual Studio\%VS_VERSION%\%VS_EDITION%\VC\Auxiliary\Build\vcvarsall.bat" %VCVARSALL%
+	)
 )
 
+
 :configure
 call ..\qt-everywhere-src-%RELEASE%\configure.bat ^
  -opensource -confirm-license ^