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-rw-r--r--src/db/SimpleDatabasePlugin.cxx20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/db/SimpleDatabasePlugin.cxx b/src/db/SimpleDatabasePlugin.cxx
index c1de70d3e..94318f4e9 100644
--- a/src/db/SimpleDatabasePlugin.cxx
+++ b/src/db/SimpleDatabasePlugin.cxx
@@ -184,6 +184,10 @@ SimpleDatabase::Open(GError **error_r)
root = directory_new_root();
mtime = 0;
+#ifndef NDEBUG
+ borrowed_song_count = 0;
+#endif
+
GError *error = NULL;
if (!Load(&error)) {
directory_free(root);
@@ -204,6 +208,7 @@ void
SimpleDatabase::Close()
{
assert(root != NULL);
+ assert(borrowed_song_count == 0);
directory_free(root);
}
@@ -219,10 +224,25 @@ SimpleDatabase::GetSong(const char *uri, GError **error_r) const
if (song == NULL)
g_set_error(error_r, db_quark(), DB_NOT_FOUND,
"No such song: %s", uri);
+#ifndef NDEBUG
+ else
+ ++const_cast<unsigned &>(borrowed_song_count);
+#endif
return song;
}
+void
+SimpleDatabase::ReturnSong(gcc_unused struct song *song) const
+{
+ assert(song != nullptr);
+
+#ifndef NDEBUG
+ assert(borrowed_song_count > 0);
+ --const_cast<unsigned &>(borrowed_song_count);
+#endif
+}
+
G_GNUC_PURE
const struct directory *
SimpleDatabase::LookupDirectory(const char *uri) const