diff options
Diffstat (limited to 'libobjc')
-rw-r--r-- | libobjc/ChangeLog | 5 | ||||
-rw-r--r-- | libobjc/objc/runtime.h | 10 |
2 files changed, 13 insertions, 2 deletions
diff --git a/libobjc/ChangeLog b/libobjc/ChangeLog index fbeaf3fa571..78112bdecfe 100644 --- a/libobjc/ChangeLog +++ b/libobjc/ChangeLog @@ -1,3 +1,8 @@ +2010-12-24 Nicola Pero <nicola.pero@meta-innovation.com> + + * objc/runtime.h (class_conformsToProtocol, + class_copyProtocolList): Updated documentation. + 2010-12-23 Nicola Pero <nicola.pero@meta-innovation.com> * init.c (create_tree_of_subclasses_inherited_from): Updated diff --git a/libobjc/objc/runtime.h b/libobjc/objc/runtime.h index 8d380156e41..7ad46dcc6fd 100644 --- a/libobjc/objc/runtime.h +++ b/libobjc/objc/runtime.h @@ -768,7 +768,11 @@ objc_EXPORT Protocol **objc_copyProtocolList (unsigned int *numberOfReturnedProt objc_EXPORT BOOL class_addProtocol (Class class_, Protocol *protocol); /* Return YES if the class 'class_' conforms to Protocol 'protocol', - and NO if not. */ + and NO if not. This function does not check superclasses; if you + want to check for superclasses (in the way that [NSObject + +conformsToProtocol:] does) you need to iterate over the class + hierarchy using class_getSuperclass(), and call + class_conformsToProtocol() for each of them. */ objc_EXPORT BOOL class_conformsToProtocol (Class class_, Protocol *protocol); /* Return all the protocols that the class conforms to. The return @@ -777,7 +781,9 @@ objc_EXPORT BOOL class_conformsToProtocol (Class class_, Protocol *protocol); class. It does not include protocols adopted by superclasses. The list is terminated by NULL. Optionally, if you pass a non-NULL 'numberOfReturnedProtocols' pointer, the unsigned int that it - points to will be filled with the number of protocols returned. */ + points to will be filled with the number of protocols returned. + This function does not return protocols that superclasses conform + to. */ objc_EXPORT Protocol **class_copyProtocolList (Class class_, unsigned int *numberOfReturnedProtocols); /* Return YES if protocol 'protocol' conforms to protocol |