mirror of
https://gcc.gnu.org/git/gcc.git
synced 2024-11-23 19:03:59 +08:00
c06a866409
In libobjc/: 2010-12-19 Nicola Pero <nicola.pero@meta-innovation.com> * Protocol.m: Moved all methods, with the exception of -isEqual:, into the 'Deprecated' category. * objc/Protocol.h: Removed all methods, moved to objc/deprecated/Protocol.h. Include objc/deprecated/Protocol.h. * objc/deprecated/Protocol.h: New. * Makefile.in (OBJC_DEPRECATED_H): Added Protocol.h. From-SVN: r168040
121 lines
3.1 KiB
Objective-C
121 lines
3.1 KiB
Objective-C
/* This file contains the implementation of class Protocol.
|
|
Copyright (C) 1993, 2004, 2009, 2010 Free Software Foundation, Inc.
|
|
|
|
This file is part of GCC.
|
|
|
|
GCC is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3, or (at your option)
|
|
any later version.
|
|
|
|
GCC is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include "objc-private/common.h"
|
|
#include "objc/runtime.h"
|
|
#include "objc-private/module-abi-8.h"
|
|
#include "objc/Protocol.h"
|
|
|
|
@implementation Protocol
|
|
- (BOOL) isEqual: (id)obj
|
|
{
|
|
return protocol_isEqual (self, obj);
|
|
}
|
|
@end
|
|
|
|
@implementation Protocol (Deprecated)
|
|
|
|
- (const char *)name
|
|
{
|
|
return protocol_name;
|
|
}
|
|
|
|
- (BOOL) conformsTo: (Protocol *)aProtocolObject
|
|
{
|
|
return protocol_conformsToProtocol (self, aProtocolObject);
|
|
}
|
|
|
|
- (struct objc_method_description *) descriptionForInstanceMethod:(SEL)aSel
|
|
{
|
|
int i;
|
|
struct objc_protocol_list* proto_list;
|
|
struct objc_method_description *result;
|
|
|
|
if (instance_methods)
|
|
for (i = 0; i < instance_methods->count; i++)
|
|
{
|
|
if (sel_isEqual (instance_methods->list[i].name, aSel))
|
|
return &(instance_methods->list[i]);
|
|
}
|
|
|
|
for (proto_list = protocol_list; proto_list; proto_list = proto_list->next)
|
|
{
|
|
size_t j;
|
|
for (j=0; j < proto_list->count; j++)
|
|
{
|
|
if ((result = [proto_list->list[j]
|
|
descriptionForInstanceMethod: aSel]))
|
|
return result;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
- (struct objc_method_description *) descriptionForClassMethod:(SEL)aSel;
|
|
{
|
|
int i;
|
|
struct objc_protocol_list* proto_list;
|
|
struct objc_method_description *result;
|
|
|
|
if (class_methods)
|
|
for (i = 0; i < class_methods->count; i++)
|
|
{
|
|
if (sel_isEqual (class_methods->list[i].name, aSel))
|
|
return &(class_methods->list[i]);
|
|
}
|
|
|
|
for (proto_list = protocol_list; proto_list; proto_list = proto_list->next)
|
|
{
|
|
size_t j;
|
|
for (j=0; j < proto_list->count; j++)
|
|
{
|
|
if ((result = [proto_list->list[j]
|
|
descriptionForClassMethod: aSel]))
|
|
return result;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
- (unsigned) hash
|
|
{
|
|
/* Compute a hash of the protocol_name; use the same hash algorithm
|
|
that we use for class names; protocol names and class names are
|
|
somewhat similar types of string spaces. */
|
|
int hash = 0, index;
|
|
|
|
for (index = 0; protocol_name[index] != '\0'; index++)
|
|
{
|
|
hash = (hash << 4) ^ (hash >> 28) ^ protocol_name[index];
|
|
}
|
|
|
|
hash = (hash ^ (hash >> 10) ^ (hash >> 20));
|
|
|
|
return hash;
|
|
}
|
|
|
|
@end
|