eclipses: add dependencies as build inputs

Having `glib` in the build inputs will allow its build hook to
trigger. Also adds `gsettings_desktop_schemas` as a dependency since
Eclipse appears to need the schemas under certain circumstances.

pkgs/applications/editors/eclipse/build-eclipse.nix

@@ -1,4 +1,6 @@
-{ stdenv, makeDesktopItem, freetype, fontconfig, libX11, libXrender, zlib, jdk, glib, gtk2, libXtst, webkitgtk2, makeWrapper, ... }:
+{ stdenv, makeDesktopItem, freetype, fontconfig, libX11, libXrender
+, zlib, jdk, glib, gtk2, libXtst, gsettings_desktop_schemas, webkitgtk2
+, makeWrapper, ... }:
 
 { name, src ? builtins.getAttr stdenv.system sources, sources ? null, description }:
 
@@ -15,7 +17,10 @@ stdenv.mkDerivation rec {
     categories = "Application;Development;";
   };
 
-  buildInputs = [ makeWrapper ];
+  buildInputs = [
+    fontconfig freetype glib gsettings_desktop_schemas gtk2 jdk libX11
+    libXrender libXtst makeWrapper zlib
+  ] ++ stdenv.lib.optional (webkitgtk2 != null) webkitgtk2;
 
   buildCommand = ''
     # Unpack tarball.
@@ -37,6 +42,7 @@ stdenv.mkDerivation rec {
     makeWrapper $out/eclipse/eclipse $out/bin/eclipse \
       --prefix PATH : ${jdk}/bin \
       --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath ([ glib gtk2 libXtst ] ++ stdenv.lib.optional (webkitgtk2 != null) webkitgtk2)} \
+      --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH" \
       --add-flags "-configuration \$HOME/.eclipse/''${productId}_$productVersion/configuration"
 
     # Create desktop item.

pkgs/applications/editors/eclipse/default.nix

@@ -1,6 +1,6 @@
 { stdenv, lib, fetchurl, makeDesktopItem, makeWrapper
 , freetype, fontconfig, libX11, libXext, libXrender, zlib
-, glib, gtk2, libXtst, jdk
+, glib, gtk2, libXtst, jdk, gsettings_desktop_schemas
 , webkitgtk2 ? null  # for internal web browser
 , buildEnv, writeText, runCommand
 , callPackage
@@ -12,7 +12,8 @@ rec {
 
   buildEclipse = import ./build-eclipse.nix {
     inherit stdenv makeDesktopItem freetype fontconfig libX11 libXrender zlib
-            jdk glib gtk2 libXtst webkitgtk2 makeWrapper;
+            jdk glib gtk2 libXtst gsettings_desktop_schemas webkitgtk2
+            makeWrapper;
   };
 
   ### Eclipse CPP