Fix build

Signed-off-by: Arham Chopra <arham.chopra@cubistsystematic.com>

Author: arhamchopra

cpp/csp/adapters/CMakeLists.txt

@@ -11,5 +11,8 @@ if(CSP_BUILD_WS_CLIENT_ADAPTER)
     add_subdirectory(websocket)
 endif()
 
-add_subdirectory(arrow)
+if(CSP_BUILD_ARROW_ADAPTER)
+    add_subdirectory(arrow)
+endif()
+
 add_subdirectory(utils)

cpp/csp/python/NumpyConversions.h

@@ -232,8 +232,8 @@ PyObject * valuesAtIndexToNumpy( ValueType valueType, const csp::TimeSeriesProvi
                                  autogen::TimeIndexPolicy startPolicy, autogen::TimeIndexPolicy endPolicy,
                                  DateTime startDt = DateTime::NONE(), DateTime endDt = DateTime::NONE() );
 
-int64_t scalingFromNumpyDtUnit( NPY_DATETIMEUNIT base );
-NPY_DATETIMEUNIT datetimeUnitFromDescr( PyArray_Descr* descr );
+CSPIMPL_EXPORT int64_t scalingFromNumpyDtUnit( NPY_DATETIMEUNIT base );
+CSPIMPL_EXPORT NPY_DATETIMEUNIT datetimeUnitFromDescr( PyArray_Descr* descr );
 
 // for getting strings from elems of numpy arrays of strings
 void stringFromNumpyStr( void* data, std::string& out, char numpy_type, int elem_size_bytes );