Re: [PATCH] char/tty_io: fix legacy pty name when more than 256 ptydevices are requested

[H. Peter Anvin]

On 09/10/2009 04:23 PM, Alan Cox wrote:
> 
> They won't work because the glibc pty name handling only does the 256
> devices. Given glibc still hasn't picked up tty changes from several
> years ago I doubt it'll ever pick up a naming change.
> 
> BSD pty is dead. It has all sorts of problems including time taken to
> find a new port being dependant on ports currently in use. The amount of
> code that cares about it is close to nil, that which cares about it uses
> glibc BSD pty helper code so won't work with > 256 anyway.
> 

I don't think they use glibc helper code, or they would automatically
end up with Unix98 ptys.  Rather, the remaining users of BSD ptys are
probably those where the application hard-codes the pty naming for each
platform it ran on... which is even worse of a compatibility nightmare,
of course.

	-hpa

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