tilda: fixups; seems to work now

- xgettext hack inspired by a guix thread
- gsettings to prevent crashes
- expression refactoring

pkgs/applications/misc/tilda/default.nix

@@ -1,6 +1,7 @@
 { stdenv, fetchurl, pkgconfig
-, autoconf, automake, gettext
+, autoreconfHook, gettext, expat
 , confuse, vte, gtk
+, makeWrapper
 }:
 
 stdenv.mkDerivation rec {
@@ -13,17 +14,21 @@ stdenv.mkDerivation rec {
     sha256 = "10kjlcdaylkisb8i0cw4wfssg52mrz2lxr5zmw3q4fpnhh2xlaix";
   };
 
-  buildInputs = [ pkgconfig autoconf automake gettext confuse vte gtk ];
+  buildInputs = [ pkgconfig autoreconfHook gettext confuse vte gtk makeWrapper ];
 
-  preConfigure = ''
-    sh autogen.sh
+  LD_LIBRARY_PATH = "${expat}/lib"; # ugly hack for xgettext to work during build
+
+  postInstall = ''
+    wrapProgram "$out/bin/tilda" \
+        --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH"
   '';
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "A Gtk based drop down terminal for Linux and Unix";
     homepage = https://github.com/lanoxx/tilda/;
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = [ stdenv.lib.maintainers.AndersonTorres ];
-    platforms = stdenv.lib.platforms.linux;
+    license = licenses.gpl3;
+    maintainers = [ maintainers.AndersonTorres ];
+    platforms = platforms.linux;
   };
 }
+