hyprland: remove GCC 15 LD_PRELOAD workaround — no longer needed

Hyprland 0.55.0 now links GCC 15.2.0 natively, so the symlinkJoin
wrapper that injected LD_PRELOAD for the GLIBCXX_3.4.34 symbol is
obsolete.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

settings/hyprland.nix

@@ -7,45 +7,13 @@ let
   isMacbook = config.networking.hostName == "FredOS-Macbook";
   isGaming  = !isMacbook;
 
-  # hyprutils-0.13.1 requires GLIBCXX_3.4.34 (GCC 15) but Hyprland's RPATH
-  # was patched to gcc-14.3.0-lib which only provides up to GLIBCXX_3.4.33.
-  # Use our nixpkgs GCC 15 to supply the missing symbol via LD_PRELOAD.
-  gcc15-stdlib = pkgs.gcc15.cc.lib;
-
-  hyprland-wrapped = pkgs.symlinkJoin {
-    name    = hyprland-pkgs.hyprland.name;
-    version = hyprland-pkgs.hyprland.version;
-    paths = [ hyprland-pkgs.hyprland ];
-    nativeBuildInputs = [ pkgs.makeWrapper ];
-    # passthru inside symlinkJoin flows through runCommand → mkDerivation,
-    # which correctly sets drv.passthru.  The display manager requires
-    # providedSessions; HM's hyprland module requires override.
-    passthru = {
-      providedSessions = [ "hyprland" ];
-      override = _: hyprland-wrapped;
-    };
-    postBuild = ''
-      wrapProgram $out/bin/start-hyprland \
-        --set LD_PRELOAD "${gcc15-stdlib}/lib/libstdc++.so.6"
-      wrapProgram $out/bin/Hyprland \
-        --set LD_PRELOAD "${gcc15-stdlib}/lib/libstdc++.so.6"
-
-      # The session .desktop symlinks to the original package and contains
-      # its absolute store path.  Rewrite Exec= to our wrapped binary so
-      # GDM actually launches the LD_PRELOAD wrapper, not the bare binary.
-      desktop=$out/share/wayland-sessions/hyprland.desktop
-      orig=$(readlink -f "$desktop")
-      rm "$desktop"
-      sed "s|^Exec=.*|Exec=$out/bin/start-hyprland|" "$orig" > "$desktop"
-    '';
-  };
 in
 {
   config = lib.mkIf (lib.elem config.networking.hostName [ "FredOS-Gaming" "FredOS-Macbook" ]) {
     programs.hyprland = {
       enable = true;
       xwayland.enable = true;
-      package       = hyprland-wrapped;
+      package       = hyprland-pkgs.hyprland;
       portalPackage = hyprland-pkgs.xdg-desktop-portal-hyprland;
     };
 
@@ -125,7 +93,7 @@ in
         enable = true;
         configType = "lua";
         systemd.variables = [ "--all" ];
-        package = hyprland-wrapped;
+        package = hyprland-pkgs.hyprland;
 
         settings = {
           # hl.config({...}) — all static named-section configuration.
@@ -249,7 +217,6 @@ in
           in
           ''
             -- Environment
-            hl.env("LD_PRELOAD", "")
             hl.env("XCURSOR_THEME", "Bibata-Modern-Ice")
             hl.env("XCURSOR_SIZE", "24")
             hl.env("HYPRCURSOR_THEME", "Bibata-Modern-Ice")