/usr/include/GNUstep/Foundation/NSInvocation.h is in libgnustep-base-dev 1.22.1-4+deb7u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 | /* Interface for NSInvocation for GNUStep
Copyright (C) 1998,2003 Free Software Foundation, Inc.
Author: Richard Frith-Macdonald <richard@brainstorm.co.uk>
Date: 1998
Based on code by: Andrew Kachites McCallum <mccallum@gnu.ai.mit.edu>
This file is part of the GNUstep Base Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02111 USA.
*/
#ifndef __NSInvocation_h_GNUSTEP_BASE_INCLUDE
#define __NSInvocation_h_GNUSTEP_BASE_INCLUDE
#import <GNUstepBase/GSVersionMacros.h>
#import <Foundation/NSMethodSignature.h>
#if defined(__cplusplus)
extern "C" {
#endif
@interface NSInvocation : NSObject
{
#if GS_EXPOSE(NSInvocation)
@public
NSMethodSignature *_sig;
void *_cframe;
void *_retval;
id _target;
SEL _selector;
unsigned int _numArgs;
void *_info;
BOOL _argsRetained;
BOOL _targetRetained;
BOOL _validReturn;
BOOL _sendToSuper;
void *_retptr;
#endif
#if GS_NONFRAGILE
#else
/* Pointer to private additional data used to avoid breaking ABI
* when we don't have the non-fragile ABI available.
* Use this mechanism rather than changing the instance variable
* layout (see Source/GSInternal.h for details).
*/
@private id _internal GS_UNUSED_IVAR;
#endif
}
/*
* Creating instances.
*/
+ (NSInvocation*) invocationWithMethodSignature: (NSMethodSignature*)_signature;
/*
* Accessing message elements.
*/
- (void) getArgument: (void*)buffer
atIndex: (NSInteger)index;
- (void) getReturnValue: (void*)buffer;
- (SEL) selector;
- (void) setArgument: (void*)buffer
atIndex: (NSInteger)index;
- (void) setReturnValue: (void*)buffer;
- (void) setSelector: (SEL)aSelector;
- (void) setTarget: (id)anObject;
- (id) target;
/*
* Managing arguments.
*/
- (BOOL) argumentsRetained;
- (void) retainArguments;
#if OS_API_VERSION(GS_API_NONE,GS_API_NONE) && GS_API_VERSION( 11101,GS_API_LATEST)
- (BOOL) targetRetained;
- (void) retainArgumentsIncludingTarget: (BOOL)retainTargetFlag;
#endif
/*
* Dispatching an Invocation.
*/
- (void) invoke;
- (void) invokeWithTarget: (id)anObject;
/*
* Getting the method signature.
*/
- (NSMethodSignature*) methodSignature;
@end
#if GS_API_VERSION(GS_API_NONE, 011700)
@interface NSInvocation (GNUstep)
/**
* Returns the status of the flag set by -setSendsToSuper:
*/
- (BOOL) sendsToSuper;
/**
* Sets the flag to tell the invocation that it should actually invoke a
* method in the superclass of the target rather than the method of the
* target itself.<br />
* This extension permits an invocation to act like a regular method
* call sent to <em>super</em> in the method of a class.
*/
- (void) setSendsToSuper: (BOOL)flag;
@end
#endif
/* Do NOT use these methods ... internal use only ... not public API */
@interface NSInvocation (MacroSetup)
+ (id) _newProxyForInvocation: (id)target;
+ (id) _newProxyForMessage: (id)target;
+ (NSInvocation*) _returnInvocationAndDestroyProxy: (id)proxy;
- (id) initWithMethodSignature: (NSMethodSignature*)aSignature;
@end
/**
* Creates and returns an autoreleased invocation containing a
* message to an instance of the class. The 'message' consists
* of selector and arguments like a standard ObjectiveC method
* call.<br />
* Before using the returned invocation, you need to set its target.
*/
#define NS_INVOCATION(aClass, message...) ({\
id __proxy = [NSInvocation _newProxyForInvocation: aClass]; \
[__proxy message]; \
[NSInvocation _returnInvocationAndDestroyProxy: __proxy]; \
})
/**
* Creates and returns an autoreleased invocation containing a
* message to the target object. The 'message' consists
* of selector and arguments like a standard ObjectiveC method
* call.
*/
#define NS_MESSAGE(target, message...) ({\
id __proxy = [NSInvocation _newProxyForMessage: target]; \
[__proxy message]; \
[NSInvocation _returnInvocationAndDestroyProxy: __proxy]; \
})
#if defined(__cplusplus)
}
#endif
#endif /* __NSInvocation_h_GNUSTEP_BASE_INCLUDE */
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