Subject: Re: bug#49822: master e32c7d2: Change Python eval to send directly instead of using temporary files

From: Andreas Schwab <[email-masked]>
Date: Tue, 07 Sep 2021 09:18:47 +0200

On Sep 06 2021, Andy Moreton wrote:

> On Mon 06 Sep 2021, Andreas Schwab wrote:
>
>> On Sep 06 2021, Michael Albinus wrote:
>>
>>> Andreas Schwab <[email-masked]> writes:
>>>
>>>>>> Okay, so is the TTY line length limit of the OS available in Lisp
>>>>>> somewhere?  Otherwise, can we at least trust that 1024 is the universal
>>>>>> lower bound?
>>>>>
>>>>> On systems with a POSIX shell:
>>>>>
>>>>> (let ((default-directory "/"))
>>>>>   (read (shell-command-to-string "getconf LINE_MAX")))
>>>>
>>>> LINE_MAX has nothing to do with the tty line discipline.
>>>
>>> I'll never learn it :-(
>>>
>>> We've discussed this issue some years ago already. IIRC, the outcome was
>>> to use "getconf PIPE_BUF /" instead.
>>
>> Neither has PIPE_BUF.
>>
>> Andreas.
>
> Why not stop being so unhelpful and actually share your knowledge of
> the correct answer ?

Why not stop being so unhelpful and actually share your knowledge of the
correct answer?

Andreas.

-- 
Andreas Schwab, [email-masked]
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