[Buildroot] [PATCH 1/1] package/bat: fix build with GCC 15

[Thomas Petazzoni]

On Tue,  2 Sep 2025 15:42:50 +0200
El Mehdi YOUNES via buildroot <buildroot at buildroot.org> wrote:

> Bat pulls in the onig crate (version 6.4.0) through syntect with the
> default "regex-onig" feature. This crate depends on the Oniguruma C
> library (via onig_sys), which fails to build with GCC 15 due to C23
> keyword conflicts. Newer versions of onig fix this issue, but bat
> cannot directly update the onig version because it is pinned by syntect.
> 
> To resolve the build failure, apply a patch that replaces the
> "regex-onig" feature with "regex-fancy" in bat's minimal-application
> feature set. This switches bat to use the pure-Rust fancy-regex engine
> instead of Oniguruma, avoiding the problematic onig_sys dependency.
> 
> Fixes:
> 
>   https://autobuild.buildroot.net/?reason=bat-%
> 
> Signed-off-by: El Mehdi YOUNES <elmehdi.younes at smile.fr>
> ---
>  ...ig-by-regex-fancy-in-minimal-applica.patch | 40 +++++++++++++++++++
>  1 file changed, 40 insertions(+)
>  create mode 100644 package/bat/0001-Replace-regex-onig-by-regex-fancy-in-minimal-applica.patch

Tested-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>

If you fix the autobuild.buildroot.net URL and clarify the "Upstream:
not submitted" tag in the patch, this is good to go for me as it allows
to fix the build issue.

Thanks!

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com