3 files changed, 13 insertions, 1 deletions
diff --git a/tnet_io/cwrapper.cpp b/tnet_io/cwrapper.cpp
index e82f3f8..4149557 100644
--- a/tnet_io/cwrapper.cpp
+++ b/tnet_io/cwrapper.cpp
@@ -2,13 +2,13 @@
 #include "KaldiLib/Labels.h"
 #include "KaldiLib/Common.h"
 #include "KaldiLib/UserInterface.h"
-#include "../../common.h"
 #include <string>
 #define SNAME "TNET"
 
 extern "C" {
 #include "cwrapper.h"
 #include "string.h"
+#include "../../common.h"
 
     extern Matrix *nerv_matrix_host_float_new_(lua_State *L, long nrow, long ncol);
 
@@ -77,6 +77,10 @@ extern "C" {
         repo->feature_repo.MoveNext();
     }
 
+    int tnet_feature_repo_is_end(TNetFeatureRepo *repo) {
+        return repo->feature_repo.EndOfList();
+    }
+
     size_t tnet_feature_repo_current_samplerate(TNetFeatureRepo *repo) {
         return repo->feature_repo.CurrentHeader().mSamplePeriod;
     }
diff --git a/tnet_io/cwrapper.h b/tnet_io/cwrapper.h
index a34f090..54fb69b 100644
--- a/tnet_io/cwrapper.h
+++ b/tnet_io/cwrapper.h
@@ -14,6 +14,7 @@ extern "C" {
     size_t tnet_feature_repo_current_samplerate(TNetFeatureRepo *repo);
     const char *tnet_feature_repo_current_tag(TNetFeatureRepo *repo);
     void tnet_feature_repo_next(TNetFeatureRepo *repo);
+    int tnet_feature_repo_is_end(TNetFeatureRepo *repo);
     void tnet_feature_repo_destroy(TNetFeatureRepo *repo);
 
     typedef struct TNetLabelRepo TNetLabelRepo;
diff --git a/tnet_io/init.c b/tnet_io/init.c
index 3fa7cb8..16f6f37 100644
--- a/tnet_io/init.c
+++ b/tnet_io/init.c
@@ -40,10 +40,17 @@ static int feat_repo_next(lua_State *L) {
     return 0;
 }
 
+static int feat_repo_is_end(lua_State *L) {
+    TNetFeatureRepo *repo = luaT_checkudata(L, 1, nerv_tnet_feat_repo_tname);
+    lua_pushboolean(L, tnet_feature_repo_is_end(repo));
+    return 1;
+}
+
 static const luaL_Reg feat_repo_methods[] = {
     {"cur_utter", feat_repo_current_utterance},
     {"cur_tag", feat_repo_current_tag},
     {"next", feat_repo_next},
+    {"is_end", feat_repo_is_end},
     {NULL, NULL}
 };