before I say anything, yes I know this seem to have been asked multiple time but bear with me. I'm a definite newb at this...
anyway...I've found this little code that I think would satisfy navigating to the installation source directory with the GUIRunOnce in winnt.sif (I have no doubt this look very familiar to you experts on here)for %%a in (C D E F G H I J K L M N O P Q R S T U V W X Y Z) do if exist %%a:\yourfile.xyz set CDROM=%%a
I thought, why couldn't I just call cmd.exe from GUIRunOnce, passing the above statement (which would normally be ran in a separate batch file) as a parameter (or "echo" it into the prompt and ran, if that's pretty much the same thing...) instead of putting that in a separate file having to be copied from $OEM$ folder.
Any idea how to do this? I must admit I have NO skill with the command prompt at all that can be even close to help here....
But in Windows 7 I get
What can I do?
%%a was unexpected at this time.