core/pkgs/by-name/fo/fontconfig/make-fonts-conf.nix

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2024-05-02 00:46:19 +00:00
{ runCommand, stdenv, lib, libxslt, fontconfig, dejavu_fonts }:
let fontconfig_ = fontconfig; in
{
fontconfig ? fontconfig_
# an array of fonts, e.g. `[ pkgs.dejavu_fonts.minimal ]`
, fontDirectories
, impureFontDirectories ? [
# nix user profile
"~/.nix-profile/lib/X11/fonts" "~/.nix-profile/share/fonts"
]
++ lib.optional stdenv.isDarwin "~/Library/Fonts"
++ [
# FHS paths for non-NixOS platforms
"/usr/share/fonts" "/usr/local/share/fonts"
]
# darwin paths
++ lib.optionals stdenv.isDarwin [ "/Library/Fonts" "/System/Library/Fonts" ]
# nix default profile
++ [ "/nix/var/nix/profiles/default/lib/X11/fonts" "/nix/var/nix/profiles/default/share/fonts" ]
}:
runCommand "fonts.conf"
{
nativeBuildInputs = [ libxslt ];
buildInputs = [ fontconfig ];
inherit fontDirectories;
# Add a default font for non-nixos systems, <1MB and in nixos defaults.
impureFontDirectories = impureFontDirectories ++ [ dejavu_fonts.minimal ];
}
''
xsltproc --stringparam fontDirectories "$fontDirectories" \
--stringparam impureFontDirectories "$impureFontDirectories" \
--path ${fontconfig.out}/share/xml/fontconfig \
${./make-fonts-conf.xsl} ${fontconfig.out}/etc/fonts/fonts.conf \
> $out
''