1 files changed, 58 insertions, 0 deletions
diff --git a/nixos/modules/config/fonts/fontconfig.nix b/nixos/modules/config/fonts/fontconfig.nix
new file mode 100644
index 00000000000..6e0fdaf4b74
--- /dev/null
+++ b/nixos/modules/config/fonts/fontconfig.nix
@@ -0,0 +1,58 @@
+{ config, pkgs, ... }:
+
+with pkgs.lib;
+
+{
+
+  options = {
+
+    fonts = {
+
+      enableFontConfig = mkOption { # !!! should be enableFontconfig
+        default = true;
+        description = ''
+          If enabled, a Fontconfig configuration file will be built
+          pointing to a set of default fonts.  If you don't care about
+          running X11 applications or any other program that uses
+          Fontconfig, you can turn this option off and prevent a
+          dependency on all those fonts.
+        '';
+      };
+
+    };
+
+  };
+
+
+  config = mkIf config.fonts.enableFontConfig {
+
+    # Bring in the default (upstream) fontconfig configuration.
+    environment.etc."fonts/fonts.conf".source =
+      pkgs.makeFontsConf { fontDirectories = config.fonts.fonts; };
+
+    environment.etc."fonts/conf.d/00-nixos.conf".text =
+      ''
+        <?xml version='1.0'?>
+        <!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
+        <fontconfig>
+
+          <!-- Set the default hinting style to "slight". -->
+          <match target="font">
+            <edit mode="assign" name="hintstyle">
+              <const>hintslight</const>
+            </edit>
+          </match>
+
+        </fontconfig>
+      '';
+
+    # FIXME: This variable is no longer needed, but we'll keep it
+    # around for a while for applications linked against old
+    # fontconfig builds.
+    environment.variables.FONTCONFIG_FILE = "/etc/fonts/fonts.conf";
+
+    environment.systemPackages = [ pkgs.fontconfig ];
+
+  };
+
+}