From: C H Forsyth <forsyth@vitanuova.com>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] implementing 9p read
Date: Fri, 6 Jul 2007 15:57:21 +0100 [thread overview]
Message-ID: <44809f38e4eeaf493d03cc1f401dba7d@vitanuova.com> (raw)
In-Reply-To: <93f71afb320e8cd61cd2ff3f9f08ebbe@quintile.net>
>You cannot do this, the usual idiom is that if read returns less
>than the app expected this is treated as EOF. in my library the low level
a write that returns less than was written is trouble, but end-of-file is a read returning zero.
the count returned by read can be less than the amount requested without marking end-of-file (eg, reads on a pipe
or network connection). that's why readn exists.
next prev parent reply other threads:[~2007-07-06 14:57 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-05 18:51 Michael Teichgräber
2007-07-05 18:59 ` Sape Mullender
2007-07-05 19:14 ` Steve Simon
2007-07-05 23:44 ` Michael Teichgräber
2007-07-06 0:01 ` erik quanstrom
2007-07-07 10:57 ` [9fans] kvm matt
2007-07-07 12:19 ` Paweł Lasek
2007-07-07 14:35 ` matt
2007-07-07 19:20 ` Paweł Lasek
2007-07-08 15:22 ` Paweł Lasek
2007-07-06 14:43 ` [9fans] implementing 9p read Steve Simon
2007-07-06 14:54 ` ron minnich
2007-07-06 21:58 ` Steve Simon
2007-07-06 22:03 ` Charles Forsyth
2007-07-06 14:57 ` C H Forsyth [this message]
2007-07-05 19:58 ` ron minnich
2007-07-05 23:32 ` Michael Teichgräber
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