setlocal EnableDelayedExpansion
set NO_DASHES_ARG=%1
+if not defined NO_DASHES_ARG goto no_help
if /I [%NO_DASHES_ARG:-=%] == [?] goto Usage
if /I [%NO_DASHES_ARG:-=%] == [h] goto Usage
+:no_help
:: Check if VBCSCompiler.exe is running
tasklist /fi "imagename eq VBCSCompiler.exe" |find ":" > nul
:: Compiler is running if errorlevel == 1