Re: [9fans] `test -x` returns wrong results for directories

[Charles Forsyth <charles.forsyth@gmail.com>]

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I see I'd misapplied the rule in walk(5) so fossil is fine. It has to do
with searching from . when you are there, which makes sense, not when
entering the directory from its parent,
so ignore that part of my earlier post.


On Mon, Jun 8, 2020 at 3:13 AM Charles Forsyth <charles.forsyth@gmail.com>
wrote:

> "search" is exactly the wrong word for what this bit does, because if you
>> don't have "search" permission, the one thing you can still do is look at
>> the names.
>
>
> in ramfs, but that's a bug that no-one had noticed
>
> On Mon, Jun 8, 2020 at 3:05 AM <ori@eigenstate.org> wrote:
>
>> >>> So, cd'ing into a directory withut +x leads
>> >>> to an inescapabler trap.
>> >> ...
>> >> fossil just moved up another notch in my estimation because directory
>> search restriction is so broken.
>> >
>> > ori@eigenstate.org, what version of fossil were your experiments done
>> on?
>> > My observations are different:
>> >
>> > term% mkdir -p d/a/b
>> > term% touch d/x
>> > term% chmod -x d
>> > term% ls -ld d
>> > d-rw-r--r-- M 12 miller miller 0 Jun  7 16:38 d
>> > term% cd d
>> > term% cd ..
>> > term% ls d
>> > d/a
>> > d/x
>> > term%
>> >
>> > No trap that I can see here.
>>
>> cwfs, but -- yeah, it's enforced inconsistently across
>> different file systems. (of course).
>>
>>
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>

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