Am Freitag, 10. Juli 2026, 13:38:48 Mitteleuropäische Sommerzeit schrieb silverdr_at_srebrnysen.com: > > On 10 Jul 2026, at 11:11, ruud_at_baltissen.org wrote: > > > > Hallo allemaal, > > > > - Checking if a file is present. And here I have an idea what to do but > > I'm not happy with it. I can start to load the file and when getting the > > first byte I know it exists. But I have no idea how to end the whole > > process in a clean way. Another routine I ran into is 'Input a byte from > > channel' at $F157 which results in reading a byte at $F1B5. But how to > > get there is not completely clear (yes, open a file, but how in assembly) > > but also here: how to end it a a neat way. > I thought I also had something for exactly checking file presence but I > don't seem to be able to find it in my lib. In general though the process > should be like (from protein-based memory) > > - try to open the file for reading > - check for success/failure > - close the file > > You don't need to load or even read anything from the file. > > It's a sequence of SETLFS, SETNAM, OPEN calls. > > My (very generic so more complex than you need) open_file is also here: > > https://cld.silverdr.com/s/g69rzLK7ZoDm35F > > There you can see the sequence in action too. i'd look at what jiffydos does - that one works quite well, and with many drives -- https://cc65.github.io https://rr.pokefinder.org https://vice-emu.sourceforge.net https://magicdisk.untergrund.net last time I tried the c64-test on a date she fell asleep after just 4 hours of demos. That was when I knew she wasnt right for me. i mean.. falling asleep after just a few hours of c64 demos? We have a word for that stuff on the scene. L A M E. (: <Jucke/G*P>Received on 2026-07-10 13:00:58
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