diff options
Diffstat (limited to 'lilv')
-rw-r--r-- | lilv/lilv.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/lilv/lilv.h b/lilv/lilv.h index 1d05883..52e3576 100644 --- a/lilv/lilv.h +++ b/lilv/lilv.h @@ -650,6 +650,23 @@ lilv_world_find_nodes(LilvWorld* world, const LilvNode* object); /** + Return true iff a statement matching a certain pattern exists. + + This is useful for checking if particular statement exists without having to + bother with collections and memory management. + + @param subject Subject of statement, or NULL for anything. + @param predicate Predicate (key) of statement, or NULL for anything. + @param object Object (value) of statement, or NULL for anything. +*/ +LILV_API +bool +lilv_world_ask(LilvWorld* world, + const LilvNode* subject, + const LilvNode* predicate, + const LilvNode* object); + +/** @} @name Plugin @{ |