lib/libmf/ffi.rb in libmf-0.1.3 vs lib/libmf/ffi.rb in libmf-0.2.0

@@ -1,15 +1,10 @@
 module Libmf
   module FFI
     extend ::FFI::Library
 
-    begin
-      ffi_lib Libmf.ffi_lib
-    rescue LoadError => e
-      raise e if ENV["LIBMF_DEBUG"]
-      raise LoadError, "Could not find LIBMF"
-    end
+    ffi_lib Libmf.ffi_lib
 
     class Node < ::FFI::Struct
       layout :u, :int,
         :v, :int,
         :r, :float
@@ -49,9 +44,10 @@
         :p, :pointer,
         :q, :pointer
     end
 
     attach_function :mf_get_default_param, [], Parameter.by_value
+    attach_function :mf_read_problem, [:string], Problem.by_value
     attach_function :mf_save_model, [Model.by_ref, :string], :int
     attach_function :mf_load_model, [:string], Model.by_ref
     attach_function :mf_destroy_model, [Model.by_ref], :void
     attach_function :mf_train, [Problem.by_ref, Parameter.by_value], Model.by_ref
     attach_function :mf_train_with_validation, [Problem.by_ref, Problem.by_ref, Parameter.by_value], Model.by_ref