besseres build script

build.bat

@@ -1,2 +1,16 @@
+:ReleaseWin64
+SET RETURN=ReleaseWin64
+SET NEXT=ReleaseWin32
+"D:\Visual Studio 2017\MSBuild\15.0\Bin\MSBuild.exe" "SMP.sln" /p:configuration=release /p:platform=x64
+if errorlevel 1 GOTO Error
+:ReleaseWin32
+SET RETURN=ReleaseWin32
+SET NEXT=END
 "D:\Visual Studio 2017\MSBuild\15.0\Bin\MSBuild.exe" "SMP.sln" /p:configuration=release /p:platform=win32
-"D:\Visual Studio 2017\MSBuild\15.0\Bin\MSBuild.exe" "SMP.sln" /p:configuration=release /p:platform=x64
+if errorlevel 1 GOTO Error
+GOTO End
+:Error
+SET /p redo=Nochmal versuchen?(j/n):
+IF /I '%redo%' equ 'j' GOTO %RETURN%
+GOTO %NEXT%
+:End