From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philippe Gerum In-Reply-To: <1183078C0D064042B3AD2D03E3859EF174E31A@AREXCH02.mra.roland-man.biz> References: <1183078C0D064042B3AD2D03E3859EF174E31A@AREXCH02.mra.roland-man.biz> Content-Type: text/plain; charset="UTF-8" Date: Tue, 26 Apr 2011 22:27:32 +0200 Message-ID: <1303849652.1961.7.camel@domain.hid> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] message pipe message boundaries List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: dietmar.schindler@domain.hid Cc: xenomai@xenomai.org On Tue, 2011-04-26 at 11:48 +0200, dietmar.schindler@domain.hid wrote: > The documentation of rt_pipe_write() says: "rt_pipe_write() always > preserves message boundaries, which means that all data sent through a > single call of this service will be gathered in a single read(2) > operation from the special device." Is this supposed to mean also that > data sent through two calls of this service will be gathered in two > read(2) operations, or would it be conforming that data sent through two > calls of this service will be gathered in a single read(2) operation? One read() per rt_pipe_write() operation, always. > > -------------------------------------------------------- > manroland AG > Vorsitzender des Aufsichtsrates: Hanno C. Fiedler > Vorstand: Gerd Finkbeiner (Vorsitzender), Dr. Ingo Koch, Dr. Markus Rall, Paul Steidle > Sitz der Gesellschaft: Offenbach am Main, Registergericht: Amtsgericht Offenbach HRB-Nr. 42592 > USt-Ident-Nr. DE 250200933 > > _______________________________________________ > Xenomai-help mailing list > Xenomai-help@domain.hid > https://mail.gna.org/listinfo/xenomai-help -- Philippe.