From: Gianni Tedesco <gianni@scaramanga.co.uk>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] DOSEMU image file support
Date: Sat, 25 Sep 2004 13:04:32 +0100 [thread overview]
Message-ID: <1096113872.2913.132.camel@sherbert> (raw)
In-Reply-To: <41375469.9050508@bellard.org>
On Thu, 2004-09-02 at 19:12 +0200, Fabrice Bellard wrote:
> > The reason I used stdio is that read/write are non-blocking. It is
> > not an error for read to return fewer bytes than requested. If that
> > happens, the other block drivers fail.
>
> I agree, but for disk accesses it is usual to assume they return the
> requested amount of bytes. fread/fwrite are buffered I/Os which is a bit
> overkill for block drivers.
Heh,
Not if an unmasked signal is received on NFS mounted soft/intr. That is
because POSIX "allows a read that is interrupted after reading some data
to return -1 (with errno set to EINTR) or to return the number of bytes
already read."
--
// Gianni Tedesco (gianni at scaramanga dot co dot uk)
lynx --source www.scaramanga.co.uk/scaramanga.asc | gpg --import
8646BE7D: 6D9F 2287 870E A2C9 8F60 3A3C 91B5 7669 8646 BE7D
next prev parent reply other threads:[~2004-09-25 12:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-02 15:15 [Qemu-devel] [PATCH] DOSEMU image file support Hampa Hug
2004-09-02 16:07 ` Fabrice Bellard
2004-09-02 16:21 ` Johannes Schindelin
2004-09-02 17:00 ` Hampa Hug
2004-09-02 17:12 ` Fabrice Bellard
2004-09-03 18:04 ` [Qemu-devel] Solved: QEMU messed up in Windows Harry Sufehmi
2004-09-14 0:19 ` [Qemu-devel] [PATCH] DOSEMU image file support Hampa Hug
2004-09-14 9:04 ` Johannes Schindelin
2004-09-25 12:04 ` Gianni Tedesco [this message]
2004-09-25 12:08 ` Gianni Tedesco
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