[Pkg-electronics-devel] Bug#1104936: arduino: Autoformatter is broken - requires new/fixed astyle

[Matthias Geiger]

Control: tags -1 patch

On Fri, 26 Sep 2025 11:19:12 +0200 Philipp Matthias Hahn 
<pmhahn at debian.org> wrote:
> Package: arduino
> Version: 2:1.8.19+dfsg1-3
> Followup-For: Bug #1104936
> 
> Dear fellow Debian Maintainer,
> 
> I have successfully build the new version of astyle-3.6.12 locally and
> confirm, that this fixes the auto formatting feature in Arduino IDE.
> 
> It requires one minor change to formatter.conf as AStyle finally removed
> a feature deprecated in version 2.05 from 2014-11:
> <https://astyle.sourceforge.net/news.html>
> > A new preprocessor indent option "indent-preproc-block" will indent
> > preprocessor block statements one additional indent. The block must be
> > top-level, or included within a namespace, and there are restrictions
> > on what can be indented. The option is described in the "Indentation
> > Options" section of the documentation.
> 
> --- /usr/share/arduino/lib/formatter.conf       2025-04-09 11:20:48.000000000 +0200
> +++ /home/pmhahn/.arduino15/formatter.conf      2025-09-26 10:58:58.517364342 +0200
> @@ -11,7 +11,8 @@
>  indent=spaces=2
> 
>  # also indent macros
> -indent-preprocessor
> +indent-preproc-define
> +indent-preproc-cond
> 
>  # indent classes, switches (and cases), comments starting at column 1
>  indent-classes
> 
> 
> Philipp 🐓

Hi Philipp,

thanks for tracking down the exact reason. I filed a blocking bug to 
update astyle to 3.6.1 or greater; once this is updated I'll upload the 
IDE with said patch applied.

best,

werdahias