diff --git a/tagmanager/include/tm_source_file.h b/tagmanager/include/tm_source_file.h
index bff02e307..64c36b2ae 100644
--- a/tagmanager/include/tm_source_file.h
+++ b/tagmanager/include/tm_source_file.h
@@ -123,6 +123,12 @@ gboolean tm_source_file_write(TMWorkObject *source_file, FILE *fp, guint attrs);
 */
 extern guint source_file_class_id;
 
+/*! Gets the name associated with the language index.
+ \param lang The language index.
+ \return The language name, or NULL.
+*/
+const gchar *tm_source_file_get_lang_name(gint lang);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/tagmanager/tm_source_file.c b/tagmanager/tm_source_file.c
index e48efcebc..10d8688dd 100644
--- a/tagmanager/tm_source_file.c
+++ b/tagmanager/tm_source_file.c
@@ -200,3 +200,16 @@ gboolean tm_source_file_write(TMWorkObject *source_file, FILE *fp, guint attrs)
 	}
 	return TRUE;
 }
+
+const gchar *tm_source_file_get_lang_name(gint lang)
+{
+	if (NULL == LanguageTable)
+	{
+		initializeParsing();
+		installLanguageMapDefaults();
+		if (NULL == TagEntryFunction)
+			TagEntryFunction = tm_source_file_tags;
+	}
+	return getLanguageName(lang);
+}
+