To me this sounds very similar to open() given a path relative to your current working directory. > On Apr 5, 2024, at 2:22 PM, ron minnich wrote: > > not so much what I want, I'm curious about ideas people have about implementing it that I would not think of. > > On Fri, Apr 5, 2024 at 1:38 PM Gorka Guardiola > wrote: >> Hmm sorry. Now I see what you want. Not to rewalk. You can use the chan of the dirfd and walk just the remainder cloning it and creating a new one. That way the openat provides the guarantees you want. >> >> On Fri, Apr 5, 2024, 22:15 Gorka Guardiola > wrote: >>> I mean, if you want a new syscall jus copy or call the implementation of these. >>> >>> >>> On Fri, Apr 5, 2024, 22:12 Gorka Guardiola > wrote: >>>> ¿Isn't that fd2path, strcat and open? >>>> Or am I misunderstanding something? >>>> >>>> On Fri, Apr 5, 2024, 21:51 ron minnich > wrote: >>>>> One of the folks I worked with, when we pulled a big chunk of plan 9 into akaros, commented that he had implemented openat on akaros. >>>>> >>>>> I don't want this to turn into a debate on the merits of openat; I am more curious: if you went to implement openat on Plan 9, how would you go about it? I have a few ideas but I'm more interested in your ideas. >>>>> >>>>> Thanks > > 9fans / 9fans / see discussions + participants + delivery options Permalink ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T675e737e776e5a9c-M0efc38028930341e0db8f794 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription