Source/Readers/LMSequenceReader/: also build SequenceWriter on Linux

Makefile

@@ -309,6 +309,7 @@ LMSEQUENCEREADER_SRC =\
 	$(SOURCEDIR)/Readers/LMSequenceReader/Exports.cpp \
 	$(SOURCEDIR)/Readers/LMSequenceReader/SequenceParser.cpp \
 	$(SOURCEDIR)/Readers/LMSequenceReader/SequenceReader.cpp \
+	$(SOURCEDIR)/Readers/LMSequenceReader/SequenceWriter.cpp \
 
 LMSEQUENCEREADER_OBJ := $(patsubst %.cpp, $(OBJDIR)/%.o, $(LMSEQUENCEREADER_SRC))
 

Source/Readers/LMSequenceReader/SequenceWriter.cpp

@@ -4,10 +4,10 @@
 // </copyright>
 //
 
-//
-
 #include "stdafx.h"
+#ifdef _WIN32
 #include <objbase.h>
+#endif
 #include "Basics.h"
 #include <fstream>
 #include <algorithm>

Source/Readers/LMSequenceReader/SequenceWriter.h

@@ -12,21 +12,6 @@
 
 namespace Microsoft { namespace MSR { namespace CNTK {
 
-    template<class ElemType>
-    void DATAWRITER_API GetWriter(IDataWriter<ElemType>** pwriter)
-    {
-        *pwriter = new LMSequenceWriter<ElemType>();
-    }
-
-    extern "C" DATAWRITER_API void GetWriterF(IDataWriter<float>** pwriter)
-    {
-        GetWriter(pwriter);
-    }
-    extern "C" DATAWRITER_API void GetWriterD(IDataWriter<double>** pwriter)
-    {
-        GetWriter(pwriter);
-    }
-
     template<class ElemType>
     class LMSequenceWriter : public IDataWriter<ElemType>
     {
@@ -65,8 +50,10 @@ namespace Microsoft { namespace MSR { namespace CNTK {
         }
 
     public:
+        using LabelType = typename IDataWriter<ElemType>::LabelType;
+        using LabelIdType = typename IDataWriter<ElemType>::LabelIdType;
         void GetSections(std::map<std::wstring, SectionType, nocase_compare>& /*sections*/){}
-        void SaveMapping(std::wstring saveId, const std::map<typename LabelIdType, typename LabelType>& /*labelMapping*/){}
+        void SaveMapping(std::wstring saveId, const std::map<LabelIdType, LabelType>& /*labelMapping*/){}
 
     public:
         template<class ConfigRecordType>
@@ -77,4 +64,21 @@ namespace Microsoft { namespace MSR { namespace CNTK {
         virtual bool SaveData(size_t recordStart, const std::map<std::wstring, void*, nocase_compare>& matrices, size_t numRecords, size_t datasetSize, size_t byteVariableSized);
     };
 
+    template<class ElemType>
+    void DATAWRITER_API GetWriter(IDataWriter<ElemType>** pwriter)
+    {
+        assert(pwriter != nullptr);
+        *pwriter = new LMSequenceWriter<ElemType>();
+        assert(*pwriter != nullptr);
+    }
+
+    extern "C" DATAWRITER_API void GetWriterF(IDataWriter<float>** pwriter)
+    {
+        GetWriter(pwriter);
+    }
+    extern "C" DATAWRITER_API void GetWriterD(IDataWriter<double>** pwriter)
+    {
+        GetWriter(pwriter);
+    }
+
 }}}