The 8+3 restriction is related to that. As often now, Wikipedia supplies more detail. Apparently High Sierra was the basis for the original format, not an extension: I was of course confusing it with Rock Ridge.
On Mon, May 24, 2021 at 11:26 PM Charles Forsyth <charles.fors...@gmail.com> wrote: > I don't know the answer to the following question, which is why I ask it: > does that happen if you use 9660srv > under Plan 9 (-ish) to access those images? (Perhaps you already are, but > it would still be useful to know.) > It's quite a long time ago, but as I recall early CD formats took a > literal view of permissions: "I'm on a read-only medium, > otherwise you'd be using the later and probably incompatible standard for > RW optical, so all my file system permissions are "read". > Later people took advantage of having umptieen parallel trees in there in > different formats (Joliet for MS, High Sierra for UNIX-ish) > and Plan 9 added its own. I think those early CDs relied on that. Later > ones added parallel structures in both Joliet and High Sierra > format so you could get more accurate meta-date out of the CDs when > mounted on Windows or SunOS. > > > On Mon, May 24, 2021 at 10:46 PM Anonymous AWK fan via 9fans < > 9fans@9fans.net> wrote: > >> All file names are lower case (this makes some files inaccessible, >> because there are sometimes multiple files with the same name) and the >> modes, owners and groups are all --r--r--r-- (d-r-xr-xr-x for >> directories), cdrom and iso, respectively. >> >> Anonymous AWK fan >> >> -- >> Mailfence.com >> Private and secure email ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T5f0b8bf3259974e3-M1aae943baab476d407c3dab5 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription
