Re: SIGIO Handler

[Ralf Baechle <ralf@oss.sgi.com>]

On Mon, May 22, 2000 at 11:32:13AM +0900, Hiroyuki Machida wrote:

> > I'm still trying to get the mouse to work under X. The problem seems not
> > to be related to X itself but to a kernel/glibc problem. X uses a SIGIO
> > handler to "get notified" about mouse events. I wrote my own small SIGIO
> > handler(see attached program) which works fine on my intel box but not
> > on an indy (glibc-2.0.6-3lm/linux-2.2.13-20000211). 
> 
> I had experienced same SIGIO problem. It that time, the definitions
> of glibc's FASYNC (in fnctbits.h) and kernel's FASYNC (in
> asm/fcnt..h) were not same. 
> 
> Check those values in your system, first.

I'll prepare a new glibc 2.0 release with the header file fixed.  Glibc 2.2's
<bits/fcntl.h> is ok.

  Ralf