Re: iostreams in 2.0

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Christopher Fouts (fouts++at++gameover.atlanta.sgi.com)
Wed, 29 Nov 1995 12:36:40 -0500

On Nov 29, 8:32am, Randall Barker wrote:
> Subject: iostreams in 2.0
) Yesterday, we finally got Performer 2.0 beta (a151) installed on my
system. I
) started working with some of the exaple code in:
) /usr/share/Performer/src/pguide/libpf/C++
) The programs that the Makefile built a ran fine. When I added a cerr
to
) complex.C, compiled it than ran, it core dumped. Cout and even cin
had the
) same effects. It had the same effects in the other sample programs
that
) compiled. Is this a bug, or am I doing something really wrong here?
 I did
) skim through most of the InSight pages Yesterday and say no reference
in the
) C++ section about not using iostreams...

First guess is that iostreams is not multiprocess safe (I haven't heard
whether it is or not). Standard C I/O is. Try running it in single
process mode and see if that fixes it. If so, then the workaround
would be to revert back to fprintf's....

-- 


Chris Fouts, SGI, Atlanta, GA -- Email:  fouts++at++atlanta.sgi.com
Vmail:  5-8714 -- Fone:  (770)-475-0464 -- Phax:  (770)-475-4414


   "The way this day has gone, I'm surprised I remembered
         to put on my pants this morning.  Oh great,
	       how long has my fly been open?"

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