DatabaseQueue: pass DatabaseSelection to Add...()

src/DatabaseCommands.cxx

@@ -91,9 +91,9 @@ handle_match_add(Client *client, int argc, char *argv[], bool fold_case)
 		return COMMAND_RETURN_ERROR;
 	}
 
+	const DatabaseSelection selection("", true, &filter);
 	GError *error = NULL;
-	return AddFromDatabase(client->partition,
-			       "", &filter, &error)
+	return AddFromDatabase(client->partition, selection, &error)
 		? COMMAND_RETURN_OK
 		: print_error(client, error);
 }

src/DatabaseQueue.cxx

@@ -42,16 +42,13 @@ AddToQueue(Partition &partition, song &song, GError **error_r)
 }
 
 bool
-AddFromDatabase(Partition &partition,
-		const char *uri,
-		const SongFilter *filter, GError **error_r)
+AddFromDatabase(Partition &partition, const DatabaseSelection &selection,
+		GError **error_r)
 {
 	const Database *db = GetDatabase(error_r);
 	if (db == nullptr)
 		return false;
 
-	const DatabaseSelection selection(uri, true, filter);
-
 	using namespace std::placeholders;
 	const auto f = std::bind(AddToQueue, std::ref(partition), _1, _2);
 	return db->Visit(selection, f, error_r);

src/DatabaseQueue.hxx

@@ -20,16 +20,13 @@
 #ifndef MPD_DATABASE_QUEUE_HXX
 #define MPD_DATABASE_QUEUE_HXX
 
-#include "gcc.h"
 #include "gerror.h"
 
-class SongFilter;
 struct Partition;
+struct DatabaseSelection;
 
-gcc_nonnull(2)
 bool
-AddFromDatabase(Partition &partition,
-		const char *name,
-		const SongFilter *filter, GError **error_r);
+AddFromDatabase(Partition &partition, const DatabaseSelection &selection,
+		GError **error_r);
 
 #endif

src/QueueCommands.cxx

@@ -22,6 +22,7 @@
 #include "CommandError.hxx"
 #include "DatabaseQueue.hxx"
 #include "SongFilter.hxx"
+#include "DatabaseSelection.hxx"
 #include "Playlist.hxx"
 #include "PlaylistPrint.hxx"
 #include "ClientFile.hxx"
@@ -69,9 +70,9 @@ handle_add(Client *client, G_GNUC_UNUSED int argc, char *argv[])
 		return print_playlist_result(client, result);
 	}
 
+	const DatabaseSelection selection(uri, true);
 	GError *error = NULL;
-	return AddFromDatabase(client->partition,
-			       uri, nullptr, &error)
+	return AddFromDatabase(client->partition, selection, &error)
 		? COMMAND_RETURN_OK
 		: print_error(client, error);
 }