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