GNU bug report logs - #61155
29.0.60; build failures tree sitter

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From: Theodor Thornhill <theo <at> thornhill.no>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: rpluim <at> gmail.com, 61155 <at> debbugs.gnu.org, jpff <at> codemist.co.uk
Subject: bug#61155: 29.0.60; build failures tree sitter
Date: Mon, 30 Jan 2023 15:32:32 +0100

Eli Zaretskii <eliz <at> gnu.org> writes:

>> Date: Mon, 30 Jan 2023 14:22:10 +0100
>> From: Theodor Thornhill <theo <at> thornhill.no>
>> CC: rpluim <at> gmail.com, jpff <at> codemist.co.uk, 61155 <at> debbugs.gnu.org
>> 
>> 
>> 
>> On 30 January 2023 14:17:17 CET, Eli Zaretskii <eliz <at> gnu.org> wrote:
>> >> Cc: 61155 <at> debbugs.gnu.org
>> >> Date: Mon, 30 Jan 2023 12:40:40 +0100
>> >> From:  Theodor Thornhill via "Bug reports for GNU Emacs,
>> >>  the Swiss army knife of text editors" <bug-gnu-emacs <at> gnu.org>
>> >> 
>> >> Can you try this and see if the error goes away?
>> >> 
>> >> thanks,
>> >> Theo
>> >> 
>> >> diff --git a/lisp/treesit.el b/lisp/treesit.el
>> >> index 92833fb007..d7e702bfb8 100644
>> >> --- a/lisp/treesit.el
>> >> +++ b/lisp/treesit.el
>> >> @@ -568,7 +568,7 @@ treesit--font-lock-level-setter
>> >>                res)
>> >>        (let ((buffer (car buffers)))
>> >>          (with-current-buffer buffer
>> >> -          (if (treesit-parser-list)
>> >> +          (if (and (treesit-available-p) (treesit-parser-list))
>> >>                (loop (append res (list buffer)) (cdr buffers))
>> >>              (loop res (cdr buffers))))))))
>> >
>> >I fixed this differently, please see the latest emacs-29 branch: I
>> >disabled the loop altogether.
>> >
>> >Why would we need to loop over buffers if tree-sitter is not
>> >available?
>> 
>> No need, your fix it fine, i just whipped up something quick in a break here :)
>
> OK, thanks.
>
> Btw, it was a bitch finding which code caused the error message.  It
> is easy to forget that the :set functions of defcustom's are called
> during startup, and the line number shown with the message didn't
> identify the defcustom, just the file name.  I eventually found this
> was the culprit by running the byte-compilation command under GDB...

Yeah - thanks for fixing :)

Theo

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