Don't export the load function, it gets called automatically

geef

@@ -3,7 +3,6 @@
 %%! debug verbose -noshell -pa ebin
 
 main([Command|_Args]) ->
-    geef:start(),
     case Command of
       "h2r" ->
         [Object|_Rest] = _Args,

src/geef.erl

@@ -1,16 +1,6 @@
 -module(geef).
--export([start/0, hex_to_raw/1, object_exists/2, repository/1, repository_path/1]).
+-export([hex_to_raw/1, object_exists/2, repository/1, repository_path/1]).
--on_load(start/0).
+-on_load(load_enif/0).
-
-start() ->
-    case code:priv_dir(geef) of
-        {error, bad_name} ->
-            SoName = filename:join("priv", geef);
-        Dir ->
-            SoName = filename:join(Dir, geef)
-    end,
-    io:format("Hey There: ~s~n", [SoName]),
-    erlang:load_nif(SoName, 0).
 
 hex_to_raw(_Val) ->
     nif_error(?LINE).    
@@ -33,3 +23,13 @@ repository(Path) ->
 
 nif_error(Line) ->
     exit({nif_not_loaded,module,?MODULE,line,Line}).
+
+load_enif() ->
+    case code:priv_dir(geef) of
+        {error, bad_name} ->
+            SoName = filename:join("priv", geef);
+        Dir ->
+            SoName = filename:join(Dir, geef)
+    end,
+    io:format("Hey There: ~s~n", [SoName]),
+    erlang:load_nif(SoName, 0).