I spent Saturday trying to get lwip to load on a virtual 128K with 64K ROMs. I think I managed it by building a program with no user interface or feedback at all. I can't test it though because Mini vMac doesn't link to a real serial port or tty. Anyway, with a limited user interface on the 128K, I can run PPP and ICMP (eg: ping), but not TCP. I set it up so it will load as much as it can, then provide an error if it cant load the next module/protocol (rather than a hard crash).
I spent the rest of the weekend trying to get a simple interface programmed for the application. Unfortunately, MPW versions 3.0 to 3.5 do not seem to be able to generate menubar or window resources that a Macintosh with 68K ROMs can use. The menus are there, but they just show up as white blocks (see screen shot above). I don't think I can figure out a solution in time, but at least command-q actually quits the application now. Good enough.
Mini vMac has been great for testing just to make sure the program basically works. I will spend the last few days testing on my real Macs and getting a download together with all of the required licensing info for PPP and lwip.
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