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To: cygwin AT sourceware DOT cygnus DOT com
Subject: Re: Open file limit 
In-Reply-To: Message from Chris Faylor <cgf@cygnus.com> 
   of "Sun, 19 Mar 2000 15:23:32 CDT." <20000319152332 DOT A10069 AT cygnus DOT com> 
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Date: Mon, 20 Mar 2000 18:32:27 +1030
From: Stephen Davies <scldad AT sdc DOT com DOT au>

Interesting.

What do you have as values for FOPEN_MAX and OPEN_MAX in your headers?

What determines what the max max is?

Cheers and thanks,
Stephen Davies

Chris Faylor <cgf AT cygnus DOT com>  wrote:
> On Sun, Mar 19, 2000 at 11:28:42AM +1030, Stephen Davies wrote:
> >I have seen this question several times but have never seen an answer.
> >
> >How does one increase the 20 open file limit set by cygwin gcc headers and 
> >presumably reflecting some system limit?
> 
> I guess I have finally seen this complaint enough to investigate.
> 
> Consider this program:
> 
> #include <stdio.h>
> int
> main(int argc, char **argv)
> {
>   int i;
>   for (i = 0; i < 100; i++)
>     {
>       FILE *f = fopen("/dev/null", "r");
>       if (!f)
> 	break;
>       printf("%d\n", i);
>     }
>   exit(0);
> }
> 
> When I run it, I see numbers up to 99.  That means that there is no
> 20 open file limit, AFAICT.  Maybe this is just in recent snapshots.
> 
> If so, it will be fixed in the next release.
> 
> cgf
> 
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