bug-gnulib
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

RE: poll() emulation in git


From: Joachim Schmitz
Subject: RE: poll() emulation in git
Date: Wed, 5 Sep 2012 14:57:31 +0200

> From: Paolo Bonzini [mailto:address@hidden On Behalf Of Paolo Bonzini
> Sent: Wednesday, September 05, 2012 2:05 PM
> To: Joachim Schmitz
> Cc: 'Junio C Hamano'; address@hidden; 'Erik Faye-Lund'; address@hidden
> Subject: Re: poll() emulation in git
> 
> Il 05/09/2012 13:24, Joachim Schmitz ha scritto:
> > However: this poll implementation, while compiling OK, doesn't work 
> > properly.
> > Because it uses recv(...,MSG_PEEK), it works on sockets only (returns 
> > ENOTSOCK on anything else), while the real poll() works on
all
> > kind if file descriptors, at least that is my understanding.
> 
> Actually recv(...,MSG_PEEK) on most Unix variants works on non-sockets
> too.  The trick is taken from GNU Pth in turn.
> 
> > Here on HP NonStop, when being connected via an non-interactive SSH, we get 
> > a set of pipes (stdin, stdout, stderr) instead of a
> > socket to talk to, so the poll() just hangs/loops.
> 
> Does your system have a working FIONREAD ioctl for pipes?

It does have FIONREAD ioctl. Whether it works properly is to be determined...
I'll test if you could show me how?


Bye, Jojo




reply via email to

[Prev in Thread] Current Thread [Next in Thread]