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-rw-r--r--doc/lua_api.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 4dcb0af87..35b89021d 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -1370,10 +1370,12 @@ Node definition (register_node)
allow_metadata_inventory_put = func(pos, listname, index, stack, player),
^ Called when a player wants to put something into the inventory
^ Return value: number of items allowed to put
+ ^ Return value: -1: Allow and don't modify item count in inventory
allow_metadata_inventory_take = func(pos, listname, index, stack, player),
^ Called when a player wants to take something out of the inventory
^ Return value: number of items allowed to take
+ ^ Return value: -1: Allow and don't modify item count in inventory
on_metadata_inventory_move = func(pos, from_list, from_index,
to_list, to_index, count, player),
@@ -1446,10 +1448,12 @@ Detached inventory callbacks
allow_put = func(inv, listname, index, stack, player),
^ Called when a player wants to put something into the inventory
^ Return value: number of items allowed to put
+ ^ Return value: -1: Allow and don't modify item count in inventory
allow_take = func(inv, listname, index, stack, player),
^ Called when a player wants to take something out of the inventory
^ Return value: number of items allowed to take
+ ^ Return value: -1: Allow and don't modify item count in inventory
on_move = func(inv, from_list, from_index, to_list, to_index, count, player),
on_put = func(inv, listname, index, stack, player),