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Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported
From: |
Pino Toscano |
Subject: |
Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported |
Date: |
Fri, 26 Oct 2012 18:30:39 +0200 |
User-agent: |
KMail/1.13.7 (Linux/3.2.0-3-amd64; KDE/4.8.4; x86_64; ; ) |
Alle venerdì 26 ottobre 2012, Samuel Thibault ha scritto:
> Svante Signell, le Fri 26 Oct 2012 08:03:43 +0200, a écrit :
> > On Thu, 2012-10-25 at 19:47 +0200, Samuel Thibault wrote:
> > > Roland McGrath, le Thu 25 Oct 2012 09:49:51 -0700, a écrit :
> > > > We don't generally handle MIG_BAD_ID. That error indicates a
> > > > server not implementing the protocol for which it's being
> > > > used, which is a server bug.
> > >
> > > Pino, in which case did you actually get MIG_BAD_ID precisely?
with sample.c:
int main()
{
fsync(STDOUT_FILENO)
}
$ ./sample | less
> (even if it's probably not right in going crazy if it doesn't return
> EINVAL).
Well, one could note throwing an error value which is not even a POSIX
errno does not sound correct to send to userland.
> In the pipe case (i.e. pflocal), libtrivfs is used, EOPNOTSUPP is
> returned, right?
The run above would have fsync() set errno = -303, MIG_BAD_ID.
--
Pino Toscano
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- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Pino Toscano, 2012/10/24
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Roland McGrath, 2012/10/25
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Samuel Thibault, 2012/10/25
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Svante Signell, 2012/10/26
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Samuel Thibault, 2012/10/26
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported,
Pino Toscano <=
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Samuel Thibault, 2012/10/26
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Richard Braun, 2012/10/26
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Samuel Thibault, 2012/10/26
- Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Roland McGrath, 2012/10/26
Re: [PATCH.HURD] fix fdatasync/fsync if file_sync is not supported, Pino Toscano, 2012/10/29