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Date: Thu, 25 Aug 2005 11:04:12 -0400 (EDT)
From: Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: CRAIG SORENSEN <sorbercra AT msn DOT com>
cc: cygwin AT cygwin DOT com
Subject: Re: Shared memory problem
In-Reply-To: <BAY105-F3DA07A9E16532EE26B933AEAB0@phx.gbl>
Message-ID: <Pine.GSO.4.63.0508251101250.28254@slinky.cs.nyu.edu>
References: <BAY105-F3DA07A9E16532EE26B933AEAB0 AT phx DOT gbl>
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Content-ID: <Pine DOT GSO DOT 4 DOT 63 DOT 0508251101252 DOT 28254 AT slinky DOT cs DOT nyu DOT edu>

Ugh, top-posting.  Reformatted.

On Thu, 25 Aug 2005, CRAIG SORENSEN wrote:

> > From: Igor Pechtchanski <pechtcha AT XX DOT XXX DOT XXX>
> > Reply-To: cygwin AT XXXXXX DOT XXX
> > To: CRAIG SORENSEN <sorbercra AT XXX DOT XXX>
> > CC: cygwin AT XXXXXX DOT XXX

<http://cygwin.com/acronyms/#PCYMTNQREAIYR>.  Thanks.

> > On Thu, 25 Aug 2005, CRAIG SORENSEN wrote:
> >
> > > I have followed the instructions in the README file and the messages
> > > already sent about this subject. The cygserver is set up and running,
> > > but I am still getting a Bad system call when I run a simple program
> > > with <sys/sh.h> and <sys/ipc.h>. What could I be doing wrong?
> >
> > *Could* be lots of things.  Nobody knows which one, though, since you
> > haven't posted any details about your system or the program you're
> > running.
> >
> > Please post a complete (preferably short) program that fails for you,
> > the commands used to compile it, as well as other relevant details as
> > requested in the Cygwin problem reporting guidelines at
> > <http://cygwin.com/problems.html>, particularly the output of
> > "cygcheck -svr".  It would also help to know exactly how you've
> > configured your cygserver.
> >
> > Help us help you,
> > 	Igor
>
> I have attached the cygcheck file and a short program that I have copied
> from a tutorial online. I am compiling it as shown here:
>
> gcc shm_write.c -o shm_write
>
> There are no errors or warnings when I compile, but whenI go to run, it
> says "Bad system call".
>
> Thanks for the help.

Uh-huh.  You don't have "server" in your CYGWIN environment variable.
Try running your program as "CYGWIN=server ./shm_write".  Please re-read
/usr/share/doc/Cygwin/cygserver.README for more details.
	Igor
-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_		pechtcha AT cs DOT nyu DOT edu
ZZZzz /,`.-'`'    -.  ;-;;,_		igor AT watson DOT ibm DOT com
     |,4-  ) )-,_. ,\ (  `'-'		Igor Pechtchanski, Ph.D.
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

If there's any real truth it's that the entire multidimensional infinity
of the Universe is almost certainly being run by a bunch of maniacs. /DA

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