I just noticed two things seconds after sending the patch:

Commit message is missing "texlive-common.eclass" prefix.

On 04/04/2024 15.01, Florian Schmaus wrote:
> Use ebegin/eend and instead of redirecting the output to /dev/null
> capture stdout and stderr under a file under $T.
> 
> Signed-off-by: Florian Schmaus <flow@gentoo.org>
> ---
>   eclass/texlive-common.eclass | 8 +++++---
>   1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/eclass/texlive-common.eclass b/eclass/texlive-common.eclass
> index 66d3999bd103..0cc61f735cb2 100644
> --- a/eclass/texlive-common.eclass
> +++ b/eclass/texlive-common.eclass
> @@ -199,9 +199,11 @@ etexmf-update() {
>   efmtutil-sys() {
>   	if has_version 'app-text/texlive-core' ; then
>   		if [[ -z ${ROOT} && -x "${EPREFIX}"/usr/bin/fmtutil-sys ]] ; then
> -			einfo "Rebuilding formats"
> -			"${EPREFIX}"/usr/bin/fmtutil-sys --all &> /dev/null ||
> -				die -n "fmtutil-sys returned non-zero exit status ${?}"
> +			ebegin "Rebuilding TexLive formats"
> +			"${EPREFIX}"/usr/bin/fmtutil-sys --all \
> +						> "${T}"/fmutil-sys-all.log \
> +						&> "${T}"/fmutil-sys-all.err.log
This should be 2> instead of &>

- Flow