1 /* Declare the class Protocol for Objective C programs. 2 Copyright (C) 1993 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 GCC is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING. If not, write to 18 the Free Software Foundation, 59 Temple Place - Suite 330, 19 Boston, MA 02111-1307, USA. */ 20 21 /* As a special exception, if you link this library with files 22 compiled with GCC to produce an executable, this does not cause 23 the resulting executable to be covered by the GNU General Public License. 24 This exception does not however invalidate any other reasons why 25 the executable file might be covered by the GNU General Public License. */ 26 27 #ifndef __Protocol_INCLUDE_GNU 28 #define __Protocol_INCLUDE_GNU 29 30 #include "objc/Object.h" 31 32 @interface Protocol : Object 33 { 34 @private 35 char *protocol_name; 36 struct objc_protocol_list *protocol_list; 37 struct objc_method_description_list *instance_methods, *class_methods; 38 } 39 40 /* Obtaining attributes intrinsic to the protocol */ 41 42 - (const char *)name; 43 44 /* Testing protocol conformance */ 45 46 - (BOOL) conformsTo: (Protocol *)aProtocolObject; 47 48 /* Looking up information specific to a protocol */ 49 50 - (struct objc_method_description *) descriptionForInstanceMethod:(SEL)aSel; 51 - (struct objc_method_description *) descriptionForClassMethod:(SEL)aSel; 52 53 @end 54 55 56 57 58 #endif /* not __Protocol_INCLUDE_GNU */ 59