gcr: Clean up

* Format with nixpkgs-format
* Correct license
* Explicitly specify patched shebangs
* Build in parallel
* Drop unnecessary dependencies

pkgs/development/libraries/gcr/default.nix

@@ -1,7 +1,21 @@
-{ stdenv, fetchurl, pkgconfig, gettext, gnupg, p11-kit, glib
-, libgcrypt, libtasn1, dbus-glib, gtk3, pango, gdk-pixbuf, atk
-, gobject-introspection, makeWrapper, libxslt, vala, gnome3
-, python3 }:
+{ stdenv
+, fetchurl
+, pkgconfig
+, gettext
+, gnupg
+, p11-kit
+, glib
+, libgcrypt
+, libtasn1
+, gtk3
+, pango
+, gobject-introspection
+, makeWrapper
+, libxslt
+, vala
+, gnome3
+, python3
+}:
 
 stdenv.mkDerivation rec {
   pname = "gcr";
@@ -12,38 +26,59 @@ stdenv.mkDerivation rec {
     sha256 = "1hf06p4qfyywnb6334ysnr6aqxik3srb37glclvr4yhb3wzrjqnm";
   };
 
-  passthru = {
-    updateScript = gnome3.updateScript { packageName = pname; };
-  };
-
   postPatch = ''
-    patchShebangs .
+    patchShebangs build/ gcr/fixtures/
   '';
 
   outputs = [ "out" "dev" ];
 
-  nativeBuildInputs = [ pkgconfig gettext gobject-introspection libxslt makeWrapper vala ];
+  nativeBuildInputs = [
+    pkgconfig
+    gettext
+    gobject-introspection
+    libxslt
+    makeWrapper
+    vala
+  ];
 
-  buildInputs = [ gnupg libgcrypt libtasn1 dbus-glib pango gdk-pixbuf atk ];
+  buildInputs = [
+    gnupg
+    libgcrypt
+    libtasn1
+    pango
+  ];
 
-  propagatedBuildInputs = [ glib gtk3 p11-kit ];
+  propagatedBuildInputs = [
+    glib
+    gtk3
+    p11-kit
+  ];
+
+  checkInputs = [
+    python3
+  ];
 
-  checkInputs = [ python3 ];
   doCheck = false; # fails 21 out of 603 tests, needs dbus daemon
 
-  #enableParallelBuilding = true; issues on hydra
+  enableParallelBuilding = true;
 
   preFixup = ''
     wrapProgram "$out/bin/gcr-viewer" \
       --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH"
   '';
 
+  passthru = {
+    updateScript = gnome3.updateScript {
+      packageName = pname;
+    };
+  };
+
   meta = with stdenv.lib; {
     platforms = platforms.linux;
     maintainers = gnome3.maintainers;
     description = "GNOME crypto services (daemon and tools)";
-    homepage    = https://gitlab.gnome.org/GNOME/gcr;
-    license     = licenses.gpl2;
+    homepage = "https://gitlab.gnome.org/GNOME/gcr";
+    license = licenses.lgpl2Plus;
 
     longDescription = ''
       GCR is a library for displaying certificates, and crypto UI, accessing