bug#74946: [PATCH] * lisp/files.el (auto-mode-alist): Include gdbinit too

[Stefan Kangas <stefankangas@gmail.com>]

Björn Bidar via "Bug reports for GNU Emacs, the Swiss army knife of text
editors" <bug-gnu-emacs@gnu.org> writes:

> From 1ba2ce9320513efa0fb4b2d6a5022bb9d635af68 Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?Bj=C3=B6rn=20Bidar?= <bjorn.bidar@thaodan.de>
> Date: Wed, 18 Dec 2024 16:07:34 +0200
> Subject: [PATCH] * lisp/files.el (auto-mode-alist): Include gdbinit too
>
> Since gdb 11.1 .gdbinit can be also called gdbinit saved inside
> $XDG_CONFIG_HOME or $HOME/Library/Preferences/gdb on Apple Hosts.
>
> https://lists.gnu.org/archive/html/info-gnu/2021-09/msg00007.html
> ---
>  lisp/files.el | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/lisp/files.el b/lisp/files.el
> index 9f13804540b..6fe037f30e7 100644
> --- a/lisp/files.el
> +++ b/lisp/files.el
> @@ -3001,11 +3001,12 @@ auto-mode-alist
>       ("\\.css\\'" . css-mode)
>       ("\\.mixal\\'" . mixal-mode)
>       ("\\.gcov\\'" . compilation-mode)
> -     ;; Besides .gdbinit, gdb documents other names to be usable for init
> +     ;; gdbinit can be gdbinit or .gdbinit the exact prefix does not matter.
> +     ;; Besides gdbinit, gdb documents other names to be usable for init

I'd leave the comment as is.

>       ;; files, cross-debuggers can use something like
>       ;; .PROCESSORNAME-gdbinit so that the host and target gdbinit files
>       ;; don't interfere with each other.
> -     ("/\\.[a-z0-9-]*gdbinit" . gdb-script-mode)
> +     ("/[.a-z0-9-]*gdbinit" . gdb-script-mode)

Thanks, but shouldn't that be

-     ("/\\.[a-z0-9-]*gdbinit" . gdb-script-mode)
+     ("/\\.?[a-z0-9-]*gdbinit" . gdb-script-mode)

?

> Please also include into Emacs 30 if possible.

If Eli and Andrea agrees, I think we could do it.