Yes, it's hardcoded. FD_SETSIZE should be the maximum number of file
descriptors you can ever have open. On my Linux box here, FD_SETSIZE is
1024, and I can't ulimit -n any more than this.
Cheers,
Simon
On 27 October 2005 15:18, Joel Reymont wrote:
> Actually, I think I was just hitting the top range of FD_SETSIZE,
> about 8000 on that machine.
>
> Does FD_SETSIZE get hardcoded into ghc-built binaries? That is if I
> increase the available descriptors per process with uname -n, will it
> be taken into account?
>
> Thanks, Joel
>
> On Oct 26, 2005, at 10:04 AM, Simon Marlow wrote:
>
>> lockFile uses FD_SETSIZE as its idea of the maximum value of a file
>> descriptor. If you can get file descriptors outside this range, then
>> the above error would ensue. Not sure if this is the case on
>> FreeBSD... seems odd if it is. Can you try a truss/ktrace and see
>> the values of your file descriptors?
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