cups-pdf-filter -> cups-filters, enable by default for cups

pkgs/misc/cups/filters.nix

@@ -0,0 +1,30 @@
+{ stdenv, fetchurl, pkgconfig, cups, poppler, fontconfig
+, libjpeg, libpng, perl, ijs, qpdf, dbus }:
+
+stdenv.mkDerivation rec {
+  name = "cups-filters-${version}";
+  version = "1.0.61";
+
+  src = fetchurl {
+    url = "http://openprinting.org/download/cups-filters/${name}.tar.xz";
+    sha256 = "1bq48nnrarlbf6qc93bz1n5wlh6j420gppbck3r45sinwhz5wa7m";
+  };
+
+  buildInputs = [ 
+    pkgconfig cups poppler fontconfig libjpeg libpng perl
+    ijs qpdf dbus
+  ];
+
+  preBuild = ''
+    substituteInPlace Makefile --replace "/etc/rc.d" "$out/etc/rc.d"
+  '';
+  configureFlags = "--with-pdftops=pdftops --enable-imagefilters";
+  makeFlags = "CUPS_SERVERBIN=$(out)/lib/cups CUPS_DATADIR=$(out)/share/cups CUPS_SERVERROOT=$(out)/etc/cups";
+
+  meta = {
+    homepage = http://www.linuxfoundation.org/collaborate/workgroups/openprinting/cups-filters;
+    description = "Backends, filters, and other software that was once part of the core CUPS distribution but is no longer maintained by Apple Inc";
+    license = stdenv.lib.licenses.gpl2;
+    platforms = stdenv.lib.platforms.linux;
+  };
+}