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Re: Test case for fakeroot-hurd failure with a socket

From: Svante Signell
Subject: Re: Test case for fakeroot-hurd failure with a socket
Date: Thu, 07 May 2015 10:14:23 +0200

On Wed, 2015-05-06 at 23:30 +0200, Samuel Thibault wrote:
> Hello,
> Svante Signell, le Mon 04 May 2015 14:14:16 +0200, a écrit :
> > Attached is the test code where fakeroot-hurd fails.
> > fakeroot-hurd ./test_sockets
> > bind: Operation not supported
> Mmm, I don't think we want to implement it in netfs_attempt_chmod
> as you are trying to do. See the code netfs_S_file_set_translator:
> netfs_attempt_chmod() is called only because it's the "Short circuited
> translators" case, i.e. when the FS can perhaps store the translator
> directly in the mode. You only stored the mode in np->nn_stat.st_mode,
> without calling some file_* function to actually make the change on the
> underlying FS. That's why you end up with:
> >   67<--66(pid9244)->file_set_translator (6 6 0 "/hurd/ifsock"  (null)) =
> > 0x4000002d (Operation not supported) 
> Since the underlying node is still a normal file. You also can't just
> call file_chmod since that won't change the file type.
> Thus, do not modify netfs_attempt_chmod, rather implement the
> netfs_set_translator stub by just calling file_set_translator on the
> underlying node to set the passive translator.

I think I understand most of your writing above :)

Should the  netfs_set_translator stub be implemented in trans/fakeroot.c
or in libnetfs/set-get-trans.c?

Still confusing is which functions are called: The ones in libnetfs vs
the ones in fakeroot?

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