uim: remove null from inputs (#508105)

  m17n_db,

  expat,

  withAnthy ? true,

  anthy ? null,

  anthy,

  withGtk ? true,

  withGtk2 ? withGtk,

  gtk2 ? null,

  gtk2,

  withGtk3 ? withGtk,

  gtk3 ? null,

  gtk3,

  # Was never enabled in the history of this package and is not needed by any

  # dependent package, hence disabled to save up closure size.

  withQt ? false,

  withQt5 ? withQt,

  qt5 ? null,

  qt5,

  withLibnotify ? true,

  libnotify ? null,

  libnotify,

  withSqlite ? true,

  sqlite ? null,

  sqlite,

  withNetworking ? true,

  curl ? null,

  openssl ? null,

  curl,

  openssl,

  withFFI ? true,

  libffi ? null,

  libffi,

  # Things that are clearly an overkill to be enabled by default

  withMisc ? false,

  libeb ? null,

  libeb,

}:

let

  automake = automake116x;

in

assert withGtk2 -> gtk2 != null;

assert withGtk3 -> gtk3 != null;

assert withAnthy -> anthy != null;

assert withLibnotify -> libnotify != null;

assert withSqlite -> sqlite != null;

assert withNetworking -> curl != null && openssl != null;

assert withFFI -> libffi != null;

assert withMisc -> libeb != null;

stdenv.mkDerivation (finalAttrs: {

  version = "1.9.6";

  pname = "uim";

  nativeBuildInputs = [

    autoconf

    automake

    automake116x

    intltool

    libtool

    pkg-config