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In libobjc/: 2010-10-09 Nicola Pero <nicola.pero@meta-innovation.com>

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In libobjc/:
2010-10-09  Nicola Pero  <nicola.pero@meta-innovation.com>

        * objc/objc-api.h (struct objc_super, Super, Super_t,
        objc_msg_lookup_super, objc_msg_sendv, objc_msg_forward,
        objc_msg_forward2): Declarations moved to objc/message.h.  Include
        message.h here.
        * objc/message.h: Added such declarations; updated comments.

From-SVN: r165236
This commit is contained in:
Nicola Pero 2010-10-09 20:11:02 +00:00 committed by Nicola Pero
parent 5074d72c59
commit 6176c2a993
3 changed files with 55 additions and 32 deletions

8
libobjc/ChangeLog

@ -1,3 +1,11 @@
2010-10-09 Nicola Pero <nicola.pero@meta-innovation.com>
* objc/objc-api.h (struct objc_super, Super, Super_t,
objc_msg_lookup_super, objc_msg_sendv, objc_msg_forward,
objc_msg_forward2): Declarations moved to objc/message.h. Include
message.h here.
* objc/message.h: Added such declarations; updated comments.
2010-10-06 Nicola Pero <nicola.pero@meta-innovation.com>
Implemented fast enumeration for Objective-C.

43
libobjc/objc/message.h

@ -33,7 +33,16 @@ extern "C" {
#include "objc.h"
#include "objc-decls.h"
/* This file includes declarations of the messaging functions and types. */
/* This file includes declarations of the messaging functions and
types.
*/
/* Compatibility note: the messaging function is one area where the
GNU runtime and the Apple/NeXT runtime differ significantly. If
you can, it is recommended that you use higher-level facilities
(provided by a Foundation library such as GNUstep Base) to perform
forwarding or other advanced messaging tricks.
*/
typedef void* retval_t; /* return value */
typedef void(*apply_t)(void); /* function pointer */
@ -44,7 +53,37 @@ typedef union arglist {
objc_EXPORT IMP objc_msg_lookup(id receiver, SEL op);
/* TODO: Add the remaining messaging declarations from objc-api.h. */
/*
* Structure used when a message is send to a class's super class.
* The compiler generates one of these structures and passes it to
* objc_msg_lookup_super.
*/
typedef struct objc_super {
id self; /* Id of the object sending the message. */
#ifdef __cplusplus
/* The new version of the API will always use 'super_class'. */
Class super_class;
#else
Class class; /* Object's super class. */
#endif
} Super, *Super_t;
objc_EXPORT IMP objc_msg_lookup_super(Super_t super, SEL sel);
objc_EXPORT retval_t objc_msg_sendv(id, SEL, arglist_t);
/*
* Hooks for method forwarding. This makes it easy to substitute a
* library, such as ffcall, that implements closures, thereby avoiding
* gcc's __builtin_apply problems. __objc_msg_forward2's result will
* be preferred over that of __objc_msg_forward if both are set and
* return non-NULL.
*
* TODO: The API should define objc_set_msg_forward_handler () or
* similar instead of these hooks.
*/
objc_EXPORT IMP (*__objc_msg_forward)(SEL);
objc_EXPORT IMP (*__objc_msg_forward2)(id, SEL);
#ifdef __cplusplus
}

36
libobjc/objc/objc-api.h

@ -289,26 +289,12 @@ typedef struct objc_category {
conformed to */
} Category, *Category_t;
/*
** Structure used when a message is send to a class's super class. The
** compiler generates one of these structures and passes it to
** objc_msg_super.
*/
typedef struct objc_super {
id self; /* Id of the object sending
the message. */
#ifdef __cplusplus
Class super_class;
#else
Class class; /* Object's super class. */
#endif
} Super, *Super_t;
objc_EXPORT IMP objc_msg_lookup_super(Super_t super, SEL sel);
objc_EXPORT retval_t objc_msg_sendv(id, SEL, arglist_t);
/* We include message.h for compatibility with the old objc-api.h
which included the declarations currently in message.h. The
Apple/NeXT runtime does not do this and only include message.h in
objc-runtime.h. It does not matter that much since most of the
definitions in message.h are runtime-specific. */
#include "message.h"
/*
** This is a hook which is called by objc_lookup_class and
@ -359,16 +345,6 @@ objc_free(void *mem);
#include "deprecated/objc_valloc.h"
#include "deprecated/objc_malloc.h"
/*
** Hooks for method forwarding. This makes it easy to substitute a
** library, such as ffcall, that implements closures, thereby avoiding
** gcc's __builtin_apply problems. __objc_msg_forward2's result will
** be preferred over that of __objc_msg_forward if both are set and
** return non-NULL.
*/
objc_EXPORT IMP (*__objc_msg_forward)(SEL);
objc_EXPORT IMP (*__objc_msg_forward2)(id, SEL);
#include "deprecated/objc_unexpected_exception.h"
objc_EXPORT Method_t class_get_class_method(MetaClass _class, SEL aSel);