Nix: clean up derivation

hyprwm · Sep 14, 2024 · a495234 · a495234
1 parent fb6c5c7
commit a495234
Showing 1 changed file with 36 additions and 29 deletions.
diff --git a/nix/default.nix b/nix/default.nix
@@ -46,23 +46,32 @@
   nvidiaPatches ? false,
   hidpiXWayland ? false,
 }: let
-  adapters = [stdenvAdapters.useMoldLinker] ++ (lib.optional debug stdenvAdapters.keepDebugInfo);
+  inherit (lib.asserts) assertMsg;
+  inherit (lib.attrsets) mapAttrsToList;
+  inherit (lib.lists) concatLists foldr optional optionals;
+  inherit (lib.sources) cleanSource cleanSourceWith;
+  inherit (lib.strings) cmakeBool hasSuffix makeBinPath optionalString;
 
-  customStdenv = lib.lists.foldr (adapter: acc: adapter acc) stdenv adapters;
+  adapters = concatLists [
+    [stdenvAdapters.useMoldLinker]
+    (optional debug stdenvAdapters.keepDebugInfo)
+  ];
+
+  customStdenv = foldr (adapter: acc: adapter acc) stdenv adapters;
 in
-  assert lib.assertMsg (!nvidiaPatches) "The option `nvidiaPatches` has been removed.";
-  assert lib.assertMsg (!enableNvidiaPatches) "The option `enableNvidiaPatches` has been removed.";
-  assert lib.assertMsg (!hidpiXWayland) "The option `hidpiXWayland` has been removed. Please refer https://wiki.hyprland.org/Configuring/XWayland";
+  assert assertMsg (!nvidiaPatches) "The option `nvidiaPatches` has been removed.";
+  assert assertMsg (!enableNvidiaPatches) "The option `enableNvidiaPatches` has been removed.";
+  assert assertMsg (!hidpiXWayland) "The option `hidpiXWayland` has been removed. Please refer https://wiki.hyprland.org/Configuring/XWayland";
     customStdenv.mkDerivation {
-      pname = "hyprland${lib.optionalString debug "-debug"}";
+      pname = "hyprland${optionalString debug "-debug"}";
       inherit version;
 
-      src = lib.cleanSourceWith {
+      src = cleanSourceWith {
         filter = name: type: let
           baseName = baseNameOf (toString name);
         in
-          ! (lib.hasSuffix ".nix" baseName);
-        src = lib.cleanSource ../.;
+          ! (hasSuffix ".nix" baseName);
+        src = cleanSource ../.;
       };
 
       patches = [
@@ -82,7 +91,7 @@ in
 
       COMMITS = revCount;
       DATE = date;
-      DIRTY = lib.optionalString (commit == "") "dirty";
+      DIRTY = optionalString (commit == "") "dirty";
       HASH = commit;
 
       depsBuildBuild = [
@@ -105,7 +114,7 @@ in
         "dev"
       ];
 
-      buildInputs = lib.concatLists [
+      buildInputs = concatLists [
         [
           aquamarine
           cairo
@@ -126,40 +135,38 @@ in
           wayland-protocols
           xorg.libXcursor
         ]
-        (lib.optionals stdenv.hostPlatform.isMusl [libexecinfo])
-        (lib.optionals enableXWayland [
+        (optionals stdenv.hostPlatform.isMusl [libexecinfo])
+        (optionals enableXWayland [
           xorg.libxcb
           xorg.libXdmcp
           xorg.xcbutilerrors
           xorg.xcbutilrenderutil
           xorg.xcbutilwm
           xwayland
         ])
-        (lib.optionals withSystemd [systemd])
+        (optionals withSystemd [systemd])
       ];
 
       cmakeBuildType =
         if debug
         then "Debug"
         else "RelWithDebInfo";
 
-      cmakeFlags = [
+      cmakeFlags = mapAttrsToList cmakeBool {
         # precompiled headers are useless in Nix
-        "-DCMAKE_DISABLE_PRECOMPILE_HEADERS=ON"
-        (lib.cmakeBool "NO_XWAYLAND" (!enableXWayland))
-        (lib.cmakeBool "LEGACY_RENDERER" legacyRenderer)
-        (lib.cmakeBool "NO_SYSTEMD" (!withSystemd))
-      ];
+        "CMAKE_DISABLE_PRECOMPILE_HEADERS" = true;
+        "LEGACY_RENDERER" = legacyRenderer;
+        "NO_SYSTEMD" = !withSystemd;
+        "NO_XWAYLAND" = !enableXWayland;
+      };
 
-      postInstall = ''
-        ${lib.optionalString wrapRuntimeDeps ''
-          wrapProgram $out/bin/Hyprland \
-            --suffix PATH : ${lib.makeBinPath [
-            binutils
-            pciutils
-            pkgconf
-          ]}
-        ''}
+      postInstall = optionalString wrapRuntimeDeps ''
+        wrapProgram $out/bin/Hyprland \
+          --suffix PATH : ${makeBinPath [
+          binutils
+          pciutils
+          pkgconf
+        ]}
       '';
 
       passthru.providedSessions = ["hyprland"];