libs-base/Source/ObjectiveC2/runtime.h
David Chisnall db04df357a Add implementation of sel_registerTypedName_np() to ObjectiveC2 (libobjc2 nonportable function for registering / getting typed selectors).
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@31266 72102866-910b-0410-8b05-ffd578937521
2010-09-09 15:17:40 +00:00

304 lines
8 KiB
Objective-C

#ifndef __OBJECTIVEC2_RUNTIME_H_INCLUDED__
#define __OBJECTIVEC2_RUNTIME_H_INCLUDED__
#include <stdint.h>
#include <stddef.h>
#include <sys/types.h>
#include "ObjectiveC2/Availability.h"
#if defined(ERROR_UNSUPPORTED_RUNTIME_FUNCTIONS)
# define OBJC_GNU_RUNTIME_UNSUPPORTED(x) \
__attribute__((error(x " not supported by the GNU runtime")))
#else
# define OBJC_GNU_RUNTIME_UNSUPPORTED(x)
#endif
#if !defined(OBJC_DEPRECATED)
# if !defined(__DEPRECATE_DIRECT_ACCESS) || defined(__OBJC_LEGACY_GNU_MODE__) || defined(__OBJC_RUNTIME_INTERNAL__)
# define OBJC_DEPRECATED
# else
# if ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR >= 1))
# define OBJC_DEPRECATED __attribute__((deprecated))
# else
# define OBJC_DEPRECATED
# endif
# endif
#endif
// Undo GNUstep substitutions
#ifdef class_setVersion
#undef class_setVersion
#endif
#ifdef class_getClassMethod
#undef class_getClassMethod
#endif
#ifdef objc_getClass
#undef objc_getClass
#endif
#ifdef objc_lookUpClass
#undef objc_lookUpClass
#endif
typedef struct objc_ivar* Ivar;
#ifndef __objc_INCLUDE_GNU
typedef const struct objc_selector *SEL;
typedef struct objc_class *Class;
typedef struct objc_object
{
Class isa;
} *id;
struct objc_super {
id receiver;
# if !defined(__cplusplus) && !__OBJC2__
Class class;
# else
Class super_class;
# endif
};
typedef id (*IMP)(id, SEL, ...);
typedef struct objc_method *Method;
# ifdef STRICT_APPLE_COMPATIBILITY
typedef signed char BOOL;
# else
# ifdef __vxwords
typedef int BOOL
# else
typedef unsigned char BOOL;
# endif
# endif
#else
// Method in the GNU runtime is a struct, Method_t is the pointer
# define Method Method_t
#endif // __objc_INCLUDE_GNU
typedef void *objc_property_t;
#ifdef __OBJC__
@class Protocol;
#else
typedef struct objc_protocol Protocol;
#endif
#ifndef YES
#define YES ((BOOL)1)
#endif
#ifndef NO
#define NO ((BOOL)0)
#endif
#ifdef __GNUC
#define _OBJC_NULL_PTR __null
#elif defined(__cplusplus)
#define _OBJC_NULL_PTR 0
#else
#define _OBJC_NULL_PTR ((void*)0)
#endif
#ifndef nil
#define nil ((id)_OBJC_NULL_PTR)
#endif
#ifndef Nil
#define Nil ((Class)_OBJC_NULL_PTR)
#endif
BOOL class_addIvar(Class cls,
const char *name,
size_t size,
uint8_t alignment,
const char *types);
BOOL class_addMethod(Class cls, SEL name, IMP imp, const char *types);
BOOL class_addProtocol(Class cls, Protocol *protocol);
BOOL class_conformsToProtocol(Class cls, Protocol *protocol);
Ivar * class_copyIvarList(Class cls, unsigned int *outCount);
Method * class_copyMethodList(Class cls, unsigned int *outCount);
OBJC_GNU_RUNTIME_UNSUPPORTED("Property introspection")
objc_property_t * class_copyPropertyList(Class cls, unsigned int *outCount);
Protocol ** class_copyProtocolList(Class cls, unsigned int *outCount);
id class_createInstance(Class cls, size_t extraBytes);
Method class_getClassMethod(Class aClass, SEL aSelector);
Ivar class_getClassVariable(Class cls, const char* name);
Method class_getInstanceMethod(Class aClass, SEL aSelector);
size_t class_getInstanceSize(Class cls);
Ivar class_getInstanceVariable(Class cls, const char* name);
const char *class_getIvarLayout(Class cls);
IMP class_getMethodImplementation(Class cls, SEL name);
IMP class_getMethodImplementation_stret(Class cls, SEL name);
const char * class_getName(Class cls);
OBJC_GNU_RUNTIME_UNSUPPORTED("Property introspection")
objc_property_t class_getProperty(Class cls, const char *name);
Class class_getSuperclass(Class cls);
int class_getVersion(Class theClass);
OBJC_GNU_RUNTIME_UNSUPPORTED("Weak instance variables")
const char *class_getWeakIvarLayout(Class cls);
BOOL class_isMetaClass(Class cls);
IMP class_replaceMethod(Class cls, SEL name, IMP imp, const char *types);
BOOL class_respondsToSelector(Class cls, SEL sel);
void class_setIvarLayout(Class cls, const char *layout);
OBJC_DEPRECATED
Class class_setSuperclass(Class cls, Class newSuper);
void class_setVersion(Class theClass, int version);
OBJC_GNU_RUNTIME_UNSUPPORTED("Weak instance variables")
void class_setWeakIvarLayout(Class cls, const char *layout);
const char * ivar_getName(Ivar ivar);
ptrdiff_t ivar_getOffset(Ivar ivar);
const char * ivar_getTypeEncoding(Ivar ivar);
char * method_copyArgumentType(Method method, unsigned int index);
char * method_copyReturnType(Method method);
void method_exchangeImplementations(Method m1, Method m2);
void method_getArgumentType(Method method, unsigned int index, char *dst, size_t dst_len);
IMP method_getImplementation(Method method);
SEL method_getName(Method method);
unsigned method_getNumberOfArguments(Method method);
void method_getReturnType(Method method, char *dst, size_t dst_len);
const char * method_getTypeEncoding(Method method);
IMP method_setImplementation(Method method, IMP imp);
Class
objc_allocateClassPair(Class superclass, const char *name, size_t extraBytes);
OBJC_NONPORTABLE
Class objc_allocateMetaClass(Class superclass, size_t extraBytes);
void objc_disposeClassPair(Class cls);
id objc_getClass(const char *name);
int objc_getClassList(Class *buffer, int bufferLen);
id objc_getMetaClass(const char *name);
id objc_getRequiredClass(const char *name);
id objc_lookUpClass(const char *name);
Class objc_allocateClassPair(Class superclass, const char *name, size_t extraBytes);
Protocol *objc_getProtocol(const char *name);
void objc_registerClassPair(Class cls);
void *object_getIndexedIvars(id obj);
// FIXME: The GNU runtime has a version of this which omits the size parameter
//id object_copy(id obj, size_t size);
id object_dispose(id obj);
Class object_getClass(id obj);
Class object_setClass(id obj, Class cls);
const char *object_getClassName(id obj);
IMP objc_msg_lookup(id, SEL);
IMP objc_msg_lookup_super(struct objc_super*, SEL);
OBJC_GNU_RUNTIME_UNSUPPORTED("Protocol introspection")
Protocol **objc_copyProtocolList(unsigned int *count);
BOOL protocol_conformsToProtocol(Protocol *p, Protocol *other);
struct objc_method_description *protocol_copyMethodDescriptionList(Protocol *p,
BOOL isRequiredMethod, BOOL isInstanceMethod, unsigned int *count);
OBJC_GNU_RUNTIME_UNSUPPORTED("Protocol introspection")
objc_property_t *protocol_copyPropertyList(Protocol *p, unsigned int *count);
Protocol **protocol_copyProtocolList(Protocol *p, unsigned int *count);
struct objc_method_description protocol_getMethodDescription(Protocol *p,
SEL aSel, BOOL isRequiredMethod, BOOL isInstanceMethod);
const char *protocol_getName(Protocol *p);
OBJC_GNU_RUNTIME_UNSUPPORTED("Protocol introspection")
objc_property_t protocol_getProperty(Protocol *p, const char *name,
BOOL isRequiredProperty, BOOL isInstanceProperty);
BOOL protocol_isEqual(Protocol *p, Protocol *other);
// Only enable support for object planes when
// -fobjc-sender-dependent-dispatch is specified
#ifdef __OBJC_SENDER_AWARE_DISPATCH__
// Global self so that self is a valid symbol everywhere. Will be replaced by
// a real self in an inner scope if there is one.
static const id self = nil;
#define objc_msgSend(theReceiver, theSelector, ...) objc_msg_lookup_sender(theReceiver, theSelector, self)(theReceiver, theSelector, ## __VA_ARGS__)
#endif
#if (GCC_VERSION >= 3000)
#define objc_msgSend(theReceiver, theSelector, ...) objc_msg_lookup(theReceiver, theSelector)(theReceiver, theSelector, ## __VA_ARGS__)
#define objc_msgSendSuper(super, op, ...) objc_msg_lookup_super(super, op)(super->receiver, op, ## __VA_ARGS__)
#else /* GCC_VERSION >= 3000 */
#define objc_msgSend(theReceiver, theSelector, args...) objc_msg_lookup(theReceiver, theSelector)(theReceiver, theSelector, args)
#define objc_msgSendSuper(super, op, args...) objc_msg_lookup_super(super, op)(super->receiver, op, args)
#endif /* GCC_VERSION >= 3000 */
const char *sel_getName(SEL sel);
const char *sel_getType_np(SEL sel);
SEL sel_getUid(const char *selName);
BOOL sel_isEqual(SEL sel1, SEL sel2);
SEL sel_registerName(const char *selName);
SEL sel_registerTypedName_np(const char *selName, const char *types);
#endif // __OBJECTIVEC2_RUNTIME_H_INCLUDED