nixos/neovim: Fix neovim runtime path generation

nixos/doc/manual/from_md/release-notes/rl-2111.section.xml

@@ -632,6 +632,13 @@
           wherever possible.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          <literal>programs.neovim.runtime</literal> switched to a
+          <literal>linkFarm</literal> internally, making it impossible
+          to use wildcards in the <literal>source</literal> argument.
+        </para>
+      </listitem>
     </itemizedlist>
   </section>
   <section xml:id="sec-release-21.11-notable-changes">

nixos/doc/manual/release-notes/rl-2111.section.md

@@ -159,6 +159,8 @@ pt-services.clipcat.enable).
 
 - Deprecated package aliases in `emacs.pkgs.*` have been removed. These aliases were remnants of the old Emacs package infrastructure. We now use exact upstream names wherever possible.
 
+- `programs.neovim.runtime` switched to a `linkFarm` internally, making it impossible to use wildcards in the `source` argument.
+
 ## Other Notable Changes {#sec-release-21.11-notable-changes}
 
 - The setting [`services.openssh.logLevel`](options.html#opt-services.openssh.logLevel) `"VERBOSE"` `"INFO"`. This brings NixOS in line with upstream and other Linux distributions, and reduces log spam on servers due to bruteforcing botnets.

nixos/modules/programs/neovim.nix

@@ -7,18 +7,7 @@ let
 
   runtime' = filter (f: f.enable) (attrValues cfg.runtime);
 
-  # taken from the etc module
-  runtime = pkgs.stdenvNoCC.mkDerivation {
-    name = "runtime";
-
-    builder = ../system/etc/make-etc.sh;
-
-    preferLocalBuild = true;
-    allowSubstitutes = false;
-
-    sources = map (x: x.source) runtime';
-    targets = map (x: x.target) runtime';
-  };
+  runtime = pkgs.linkFarm "neovim-runtime" (map (x: { name = x.target; path = x.source; }) runtime');
 
 in {
   options.programs.neovim = {