From: nobu.nokada@...
Date: 2003-12-05T17:47:16+09:00
Subject: Re: propagating errno from c extensions

Hi,

At Fri, 5 Dec 2003 14:02:05 +0900,
Ara.T.Howard wrote:
> > > however i see many cases where functions simply return Qfalse, Qtrue, etc. for
> > > broad catagories of errno values - leaving the user to guess as to the cause
> > > of the error (eg. rb_file_flock).  is there are way of getting at errno that i
> > > am unaware of?  if so perhaps this is o.k....
> > 
> > rb_file_flock() raises SystemCallError except for the case it
> > would block.
> 
> doesn't this mean that, under certain return values (EACCES), flock would
> simply return false?  

On some systems, fcntl() fails with not EAGAIN but EACCES when the
file is locked already.

-- 
Nobu Nakada