Re: [Valgrind-users] read() returning 0 under Valgrind

[Sebastian <sc...@nb...>]

Hi,


On Mon, Oct 06, 2003 at 01:04:26PM +0100, jon...@ph... wrote:

> > What is it that you are reading from?  Could it be a separate or
> > subprocess which exits after sending the data?
 
> This is an X-like graphics server and client talking to each other over
> UNIX-domain sockets.  Neither exits.  (It's Nano-X from
> http://www.microwindows.org/ ).  I have also had the same problem reading
> from character-special devices.
 
Can you check if the value of errno changed? (That is, adding errno = 0
before the read() and checking it after).

I remember having some weird issue with read() a few years back, when it
returned zero (without valgrind, and on Solaris).


> Thanks & regards,
> Jon Foster

ciao,
Sebastian

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