X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flanguage_tag.h;h=6b4bebe63c7d43c0fca67adce4e270aa8c29eff3;hb=b68a460c3ef877d95c0939b5ee02928f35e9f263;hp=06134b036d75c8698cd669c8dac585a0e5fc1013;hpb=9691fc54fa6a3409520a1a42e6eeb8e6a235f5f6;p=libdcp.git

diff --git a/src/language_tag.h b/src/language_tag.h
index 06134b03..6b4bebe6 100644
--- a/src/language_tag.h
+++ b/src/language_tag.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2020 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2020-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of libdcp.
 
@@ -31,6 +31,12 @@
     files in the program, then also delete it here.
 */
 
+
+/** @file  src/language_tag.cc
+ *  @brief LanguageTag class
+ */
+
+
 #ifndef LIBDCP_LANGUAGE_TAG_H
 #define LIBDCP_LANGUAGE_TAG_H
 
@@ -106,7 +112,7 @@ public:
 		LanguageSubtag (char const* subtag)
 			: Subtag(subtag, SubtagType::LANGUAGE) {}
 
-		SubtagType type () const {
+		SubtagType type () const override {
 			return SubtagType::LANGUAGE;
 		}
 	};
@@ -119,7 +125,7 @@ public:
 		ScriptSubtag (char const* subtag)
 			: Subtag(subtag, SubtagType::SCRIPT) {}
 
-		SubtagType type () const {
+		SubtagType type () const override {
 			return SubtagType::SCRIPT;
 		}
 	};
@@ -132,7 +138,7 @@ public:
 		RegionSubtag (char const* subtag)
 			: Subtag(subtag, SubtagType::REGION) {}
 
-		SubtagType type () const {
+		SubtagType type () const override {
 			return SubtagType::REGION;
 		}
 	};
@@ -145,7 +151,7 @@ public:
 		VariantSubtag (char const* subtag)
 			: Subtag(subtag, SubtagType::VARIANT) {}
 
-		SubtagType type () const {
+		SubtagType type () const override {
 			return SubtagType::VARIANT;
 		}
 
@@ -162,7 +168,7 @@ public:
 		ExtlangSubtag (char const* subtag)
 			: Subtag(subtag, SubtagType::EXTLANG) {}
 
-		SubtagType type () const {
+		SubtagType type () const override {
 			return SubtagType::EXTLANG;
 		}
 
@@ -232,12 +238,20 @@ private:
 	std::vector<ExtlangSubtag> _extlangs;
 };
 
+
 extern bool operator==(dcp::LanguageTag const& a, dcp::LanguageTag const& b);
+extern bool operator!=(dcp::LanguageTag const& a, dcp::LanguageTag const& b);
+extern bool operator<(dcp::LanguageTag const& a, dcp::LanguageTag const& b);
 extern std::ostream& operator<<(std::ostream& os, dcp::LanguageTag const& tag);
 
 
 extern void load_language_tag_lists (boost::filesystem::path tags_directory);
 
+
+extern std::vector<std::pair<std::string, std::string>> dcnc_tags ();
+
+
 }
 
+
 #endif