/usr/include/GNUstep/Foundation/NSMethodSignature.h is in libgnustep-base-dev 1.24.9-3.1.
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 | /* Interface for NSMethodSignature for GNUStep
Copyright (C) 1995, 1998 Free Software Foundation, Inc.
Written by: Andrew Kachites McCallum <mccallum@gnu.ai.mit.edu>
Date: 1995
Rewritten: Richard Frith-Macdonald <richard@brainstorm.co.uk>
Date: 1998
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 __NSMethodSignature_h_GNUSTEP_BASE_INCLUDE
#define __NSMethodSignature_h_GNUSTEP_BASE_INCLUDE
#import <GNUstepBase/GSVersionMacros.h>
#import <Foundation/NSObject.h>
#if defined(__cplusplus)
extern "C" {
#endif
/**
* <p>Class encapsulating type information for method arguments and return
* value. It is used as a component of [NSInvocation] to implement message
* forwarding, such as within the distributed objects framework. Instances
* can be obtained from the [NSObject] method
* [NSObject-methodSignatureForSelector:].</p>
*
* <p>Basically, types are represented as Objective-C <code>@encode(...)</code>
* compatible strings. The arguments are
* numbered starting from 0, including the implicit arguments
* <code><em>self</em></code> (type <code>id</code>, at position 0) and
* <code><em>_cmd</em></code> (type <code>SEL</code>, at position 1).</p>
*/
@interface NSMethodSignature : NSObject
{
#if GS_EXPOSE(NSMethodSignature)
@private
const char *_methodTypes;
NSUInteger _argFrameLength;
NSUInteger _numArgs;
void *_info;
#endif
}
/**
* Build a method signature directly from string description of return type and
* argument types, using the Objective-C <code>@encode(...)</code> type codes.
*/
+ (NSMethodSignature*) signatureWithObjCTypes: (const char*)t;
/**
* Number of bytes that the full set of arguments occupies on the stack, which
* is platform(hardware)-dependent.
*/
- (NSUInteger) frameLength;
/**
* Returns Objective-C <code>@encode(...)</code> compatible string. Arguments
* are numbered starting from 0, including the implicit arguments
* <code><em>self</em></code> (type <code>id</code>, at position 0) and
* <code><em>_cmd</em></code> (type <code>SEL</code>, at position 1).<br />
* Type strings may include leading type qualifiers.
*/
- (const char*) getArgumentTypeAtIndex: (NSUInteger)index;
/**
* Pertains to distributed objects; method is asynchronous when invoked and
* return should not be waited for.
*/
- (BOOL) isOneway;
/**
* Number of bytes that the return value occupies on the stack, which is
* platform(hardware)-dependent.
*/
- (NSUInteger) methodReturnLength;
/**
* Returns an Objective-C <code>@encode(...)</code> compatible string
* describing the return type of the method. This may include type
* qualifiers.
*/
- (const char*) methodReturnType;
/**
* Returns number of arguments to method, including the implicit
* <code><em>self</em></code> and <code><em>_cmd</em></code>.
*/
- (NSUInteger) numberOfArguments;
@end
#if defined(__cplusplus)
}
#endif
#endif /* __NSMethodSignature_h_GNUSTEP_BASE_INCLUDE */
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