GNU bug report logs - #57963
[PATCH 0/1] Support user's fontconfig.

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From: liliana.prikler <at> gmail.com
To: Taiju HIGASHI <higashi <at> taiju.info>, 57963 <at> debbugs.gnu.org
Cc: ludo <at> gnu.org, andrew <at> trop.in
Subject: [bug#57963] [PATCH v4 2/2] home: fontutils: Support user's fontconfig.
Date: Fri, 30 Sep 2022 20:34:08 +0200

Am Donnerstag, dem 29.09.2022 um 23:36 +0900 schrieb Taiju HIGASHI:
> * gnu/home/services/fontutils.scm: Support user's fontconfig.
> ---
>  gnu/home/services/fontutils.scm | 86 ++++++++++++++++++++++++++++++-
> --
>  1 file changed, 80 insertions(+), 6 deletions(-)
> 
> diff --git a/gnu/home/services/fontutils.scm
> b/gnu/home/services/fontutils.scm
> index 6062eaed6a..32127740f6 100644
> --- a/gnu/home/services/fontutils.scm
> +++ b/gnu/home/services/fontutils.scm
> @@ -1,6 +1,7 @@
>  ;;; GNU Guix --- Functional package management for GNU
>  ;;; Copyright © 2021 Andrew Tropin <andrew <at> trop.in>
>  ;;; Copyright © 2021 Xinglu Chen <public <at> yoctocell.xyz>
> +;;; Copyright © 2022 Taiju HIGASHI <higashi <at> taiju.info>
>  ;;;
>  ;;; This file is part of GNU Guix.
>  ;;;
> @@ -20,9 +21,16 @@
>  (define-module (gnu home services fontutils)
>    #:use-module (gnu home services)
>    #:use-module (gnu packages fontutils)
> +  #:use-module (gnu services configuration)
>    #:use-module (guix gexp)
> +  #:use-module (guix records)
> +  #:use-module (srfi srfi-1)
> +  #:use-module (sxml simple)
> +  #:use-module (ice-9 match)
>  
> -  #:export (home-fontconfig-service-type))
> +  #:export (home-fontconfig-service-type
> +            home-fontconfig-configuration
> +            default-font))
>  
>  ;;; Commentary:
>  ;;;
> @@ -33,15 +41,81 @@ (define-module (gnu home services fontutils)
>  ;;;
>  ;;; Code:
>  
> -(define (add-fontconfig-config-file he-symlink-path)
> +(define (default-font-sanitizer type)
> +  (lambda (value)
> +    (if (null? value)
> +        value
> +        `(alias
> +          (family ,type)
> +          (prefer
> +           (family ,value))))))
> +
> +(define-record-type* <default-font> default-font
> +  make-default-font
> +  default-font?
> +  (serif default-font-serif
> +         (default '())
> +         (sanitize (default-font-sanitizer 'serif)))
> +  (sans-serif defalut-font-sans-serif
default-font-sans-serif
> +              (default '())
> +              (sanitize (default-font-sanitizer 'sans-serif)))
> +  (monospace default-font-monospace
> +             (default '())
> +             (sanitize (default-font-sanitizer 'monospace))))
Rather than having a null default and sanitizing the field as here, can
we have an #f default and omit the field?

Btw. I'm not sure whether making this an extra record is the right
idea.  Wouldn't "default-(serif|sans-serif|monospace)-family" at the
root make more sense?

Cheers

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