From d4907ddee2012dce728bd1a6eb4e6cad452a54b2 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Thu, 23 Dec 2010 14:50:41 -0600
Subject: support different types in kenlm

---
 decoder/ff_klm.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'decoder/ff_klm.h')

diff --git a/decoder/ff_klm.h b/decoder/ff_klm.h
index 0569286f..95e1e897 100644
--- a/decoder/ff_klm.h
+++ b/decoder/ff_klm.h
@@ -5,9 +5,13 @@
 #include <string>
 
 #include "ff.h"
+#include "lm/model.hh"
 
-struct KLanguageModelImpl;
+template <class Model> struct KLanguageModelImpl;
 
+// the supported template types are instantiated explicitly
+// in ff_klm.cc.
+template <class Model>
 class KLanguageModel : public FeatureFunction {
  public:
   // param = "filename.lm [-o n]"
@@ -26,7 +30,7 @@ class KLanguageModel : public FeatureFunction {
                                      void* out_context) const;
  private:
   int fid_; // conceptually const; mutable only to simplify constructor
-  KLanguageModelImpl* pimpl_;
+  KLanguageModelImpl<Model>* pimpl_;
 };
 
 #endif
-- 
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