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NeXTSTEP 3.0
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objc
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objc.h
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C/C++ Source or Header
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1991-11-26
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973b
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39 lines
/*
* objc.h
* Copyright 1988, NeXT, Inc.
*/
#ifndef _OBJC_OBJC_H_
#define _OBJC_OBJC_H_
typedef struct objc_class *Class;
typedef struct objc_object {
Class isa;
} *id;
typedef struct objc_selector *SEL;
typedef char * STR;
typedef id (*IMP)(id, SEL, ...);
typedef char BOOL;
extern BOOL sel_isMapped(SEL sel);
extern const char *sel_getName(SEL sel);
extern SEL sel_getUid(const char *str);
extern SEL sel_registerName(const char *str);
extern const char *object_getClassName(id obj);
extern void *object_getIndexedIvars(id obj);
#define YES (BOOL)1
#define NO (BOOL)0
#define ISSELECTOR(sel) sel_isMapped(sel)
#define SELNAME(sel) sel_getName(sel)
#define SELUID(str) sel_getUid(str)
#define NAMEOF(obj) object_getClassName(obj)
#define IV(obj) object_getIndexedIvars(obj)
#define Nil (Class)0 /* id of Nil class */
#define nil (id)0 /* id of Nil instance */
#endif /* _OBJC_OBJC_H_ */