Re: [gentoo-dev] [PATCH 1/5] font.eclass: introduce FONT_CONVERT_SFNT for converting old bitmap fonts

[Sam James]

> On 15 Oct 2022, at 04:09, Sam James <sam@g.o> wrote:
>
>> =x11-libs/pango-1.44 dropped support for old bitmap fonts. We can convert
> fonts from the legacy .bdf and .pcf formats into the OTB wrapper format
> using x11-apps/fonttosfnt.
>
> This commit adds FONT_CONVERT_SFNT which packages installing bitmap fonts
> can set to opt-in to conversion.
>
> Note that the font conversion isn't perfect -- it's good enough
> in many cases, but in some cases they may require tweaking
> via fontconfig to get pixel size right, antialiasing settings, ...
>
> Adds IUSE=+convert-sfnt to any ebuilds which set FONT_CONVERT_SFNT;
> enabled by default given discoverability of this issue may be difficult
> and presumably any font package enabling FONT_CONVERT_SFNT will be
> useless without it anyway.
>
> See also https://fedoraproject.org/wiki/BitmapFontConversion.
>
> Bug: https://bugs.gentoo.org/698922
> Thanks-to: Kerin Millar <kfm@×××××××××.net>
> Signed-off-by: Sam James <sam@g.o>
> ---
> eclass/font.eclass | 35 +++++++++++++++++++++++++++++++++++
> 1 file changed, 35 insertions(+)
>
> diff --git a/eclass/font.eclass b/eclass/font.eclass
> index 83636ac3fed5..4b7021ee0599 100644
> --- a/eclass/font.eclass
> +++ b/eclass/font.eclass
> [snip]

> +# @FUNCTION: font_convert_sfnt
> +# @DESCRIPTION:
> +# Converts .bdf and .pcf fonts detected within ${ED} to the OTB wrapper format
> +# using x11-apps/fonttosfnt.  Handles optional .gz extension.
> +font_convert_sfnt() {
> +	local file tmpfile
> +
> +	while IFS= read -rd '' file; do
> +		if [[ ${file} != *.gz ]] ; then

==, which I'll fix locally.