fix: dbus broker

pkgs/dbus-broker/default.nix

@@ -1,128 +1,17 @@
 {
-  lib,
   stdenv,
-  fetchFromGitHub,
   pkgs,
   ...
 }:
 
-let
-  meta = {
-    maintainers = with lib.maintainers; [ peterhoeg ];
-    platforms = lib.platforms.linux;
-  };
-
-  dep =
-    {
-      pname,
-      version,
-      hash,
-      rev ? "v${version}",
-      buildInputs ? [ ],
-    }:
-    stdenv.mkDerivation {
-      inherit pname version;
-      src = fetchFromGitHub {
-        owner = "c-util";
-        repo = pname;
-        inherit hash rev;
-      };
-      nativeBuildInputs = with pkgs; [
-        meson
-        ninja
-        pkg-config
-      ];
-      inherit buildInputs;
-      meta = meta // {
-        description = "The C-Util Project is a collection of utility libraries for the C11 language.";
-        homepage = "https://c-util.github.io/";
-        license = [
-          lib.licenses.asl20
-          lib.licenses.lgpl21Plus
-        ];
-      };
-    };
-
-  # These libraries are not used outside of dbus-broker.
-  #
-  # If that changes, we can always break them out, but they are essentially
-  # part of the dbus-broker project, just in separate repositories.
-  c-dvar = dep {
-    pname = "c-dvar";
-    version = "1.1.0";
-    hash = "sha256-p/C+BktclVseCtZJ1Q/YK03vP2ClnYRLB1Vmj2OQJD4=";
-    buildInputs = [
-      c-stdaux
-      c-utf8
-    ];
-  };
-  c-ini = dep {
-    pname = "c-ini";
-    version = "1.1.0";
-    hash = "sha256-wa7aNl20hkb/83c4AkQ/0YFDdmBs4XGW+WLUtBWIC98=";
-    buildInputs = [
-      c-list
-      c-rbtree
-      c-stdaux
-      c-utf8
-    ];
-  };
-  c-list = dep {
-    pname = "c-list";
-    version = "3.1.0";
-    hash = "sha256-fp3EAqcbFCLaT2EstLSzwP2X13pi2EFpFAullhoCtpw=";
-  };
-  c-rbtree = dep {
-    pname = "c-rbtree";
-    version = "3.2.0";
-    hash = "sha256-dTMeawhPLRtHvMXfXCrT5iCdoh7qS3v+raC6c+t+X38=";
-    buildInputs = [ c-stdaux ];
-  };
-  c-shquote = dep {
-    pname = "c-shquote";
-    version = "1.1.0";
-    hash = "sha256-z6hpQ/kpCYAngMNfxLkfsxaGtvP4yBMigX1lGpIIzMQ=";
-    buildInputs = [ c-stdaux ];
-  };
-  c-stdaux = dep {
-    pname = "c-stdaux";
-    version = "1.5.0";
-    hash = "sha256-MsnuEyVCmOIr/q6I1qyPsNXp48jxIEcXoYLHbOAZtW0=";
-  };
-  c-utf8 = dep {
-    pname = "c-utf8";
-    version = "1.1.0";
-    hash = "sha256-9vBYylbt1ypJwIAQJd/oiAueh+4VYcn/KzofQuhUea0=";
-    buildInputs = [ c-stdaux ];
-  };
-
-in
-
 stdenv.mkDerivation (finalAttrs: {
   pname = "dbus-broker";
   version = pkgs.dbus-broker.version;
 
   src = pkgs.dbus-broker.src;
 
-  nativeBuildInputs = with pkgs; [
-    docutils
-    meson
-    ninja
-    pkg-config
-  ];
-
-  buildInputs = [
-    c-dvar
-    c-ini
-    c-list
-    c-rbtree
-    c-shquote
-    c-stdaux
-    c-utf8
-    pkgs.dbus
-    pkgs.linuxHeaders
-    pkgs.systemd
-  ];
+  nativeBuildInputs = pkgs.dbus-broker.nativeBuildInputs;
+  buildInputs = pkgs.dbus-broker.buildInputs;
 
   mesonFlags = [
     # while we technically support 4.9 and 4.14, the NixOS module will throw an
@@ -156,9 +45,5 @@ stdenv.mkDerivation (finalAttrs: {
 
   doCheck = false;
 
-  meta = meta // {
-    description = "Linux D-Bus Message Broker";
-    homepage = "https://github.com/bus1/dbus-broker/wiki";
-    license = lib.licenses.asl20;
-  };
+  meta = pkgs.dbus-broker.meta;
 })