xfconf: fix package

At the beginning of the setup script `errexit` is disabled, but never
properly enabled again at the end. This causes potential issues/errors
in activation scripts following `setupLaunchAgents` to go unnoticed,
since the build doesn't actually fail.

modules/launchd/default.nix

@@ -270,9 +270,7 @@ in
             setupLaunchAgents
 
             # Restore errexit
-            if [[ -o errexit ]]; then
+            set -e
-              set -e
-            fi
           '';
     })
   ];

modules/misc/xfconf.nix

@@ -135,7 +135,7 @@ in
     home.activation.xfconfSettings = lib.hm.dag.entryAfter [ "installPackages" ] (
       let
         mkCommand = channel: property: value: ''
-          run ${pkgs.xfce.xfconf}/bin/xfconf-query \
+          run ${pkgs.xfconf}/bin/xfconf-query \
             ${lib.escapeShellArgs (
               [
                 "-c"

modules/programs/niriswitcher.nix

@@ -66,10 +66,7 @@ in
 
   config = lib.mkIf cfg.enable {
     assertions = [
-      {
+      (lib.hm.assertions.assertPlatform "programs.niriswitcher" pkgs lib.platforms.linux)
-        assertion = pkgs.stdenv.hostPlatform.isLinux;
-        message = "niriswitcher is only available on Linux.";
-      }
     ];
 
     home.packages = lib.mkIf (cfg.package != null) [ cfg.package ];

modules/services/hyprshell.nix

@@ -29,7 +29,7 @@ in
       default = { };
       description = ''
         Configuration settings for hyprshell. All the avaiblable
-        options can be found here: <https://github.com/H3rmt/hyprshell/blob/hyprshell-release/CONFIGURE.md#config-options>
+        options can be found here: <https://github.com/H3rmt/hyprshell/blob/hyprshell-release/docs/CONFIGURE.md#config-options>
       '';
     };
 
@@ -38,7 +38,7 @@ in
       default = "";
       description = ''
         CSS file for customizing hyprshell. All the available
-        options can be found here: <https://github.com/H3rmt/hyprshell/blob/hyprshell-release/CONFIGURE.md#css>
+        options can be found here: <https://github.com/H3rmt/hyprshell/blob/hyprshell-release/docs/CONFIGURE.md#css>
       '';
     };
 

modules/systemd.nix

@@ -430,10 +430,7 @@ in
   # Do not install any user services if username is root.
   config = mkIf (cfg.enable && config.home.username != "root") {
     assertions = [
-      {
+      (lib.hm.assertions.assertPlatform "systemd" pkgs lib.platforms.linux)
-        assertion = pkgs.stdenv.isLinux;
-        message = "This module is only available on Linux.";
-      }
     ];
 
     xdg.configFile = mkMerge [