**/
/* }}} */
-#include <Foundation/Foundation.h>
+#include "cycript.hpp"
#include "ObjectiveC/Internal.hpp"
-#include <objc/objc-api.h>
-
-#include "cycript.hpp"
+#include <objc/message.h>
+#include <objc/runtime.h>
-#include "ObjectiveC/Internal.hpp"
+#include <Foundation/Foundation.h>
#ifdef __APPLE__
#include <CoreFoundation/CoreFoundation.h>
#include <JavaScriptCore/JSStringRefCF.h>
-#include <objc/runtime.h>
#endif
#ifdef __APPLE__
if (!(test)) \
@throw [NSException exceptionWithName:NSInternalInconsistencyException reason:@"_assert(" #test ")" userInfo:nil];
-#ifndef __APPLE__
-#define class_getSuperclass GSObjCSuper
-#define class_getInstanceVariable GSCGetInstanceVariableDefinition
-#define class_getName GSNameFromClass
-
-#define class_removeMethods(cls, list) GSRemoveMethodList(cls, list, YES)
-
-#define ivar_getName(ivar) ((ivar)->ivar_name)
-#define ivar_getOffset(ivar) ((ivar)->ivar_offset)
-#define ivar_getTypeEncoding(ivar) ((ivar)->ivar_type)
-
-#define method_getName(method) ((method)->method_name)
-#define method_getImplementation(method) ((method)->method_imp)
-#define method_getTypeEncoding(method) ((method)->method_types)
-#define method_setImplementation(method, imp) ((void) ((method)->method_imp = (imp)))
-
-#undef objc_getClass
-#define objc_getClass GSClassFromName
-
-#define objc_getProtocol GSProtocolFromName
-
-#define object_getClass GSObjCClass
-
-#define object_getInstanceVariable(object, name, value) ({ \
- objc_ivar *ivar(class_getInstanceVariable(object_getClass(object), name)); \
- _assert(value != NULL); \
- if (ivar != NULL) \
- GSObjCGetVariable(object, ivar_getOffset(ivar), sizeof(void *), value); \
- ivar; \
-})
-
-#define object_setIvar(object, ivar, value) ({ \
- void *data = (value); \
- GSObjCSetVariable(object, ivar_getOffset(ivar), sizeof(void *), &data); \
-})
-
-#define protocol_getName(protocol) [(protocol) name]
-#endif
-
-static void (*$objc_setAssociatedObject)(id object, void *key, id value, objc_AssociationPolicy policy);
-static id (*$objc_getAssociatedObject)(id object, void *key);
-static void (*$objc_removeAssociatedObjects)(id object);
-
@class NSBlock;
struct BlockLiteral {
return string;
}
-JSStringRef CYCopyJSString(JSContextRef context, NSString *value) {
#ifdef __APPLE__
+JSStringRef CYCopyJSString(JSContextRef context, NSString *value) {
return JSStringCreateWithCFString(reinterpret_cast<CFStringRef>(value));
-#else
- CYPool pool;
- return CYCopyJSString(CYPoolCString(pool, context, value));
-#endif
}
+#endif
JSStringRef CYCopyJSString(JSContextRef context, NSObject *value) {
if (value == nil)
return NULL;
// XXX: this definition scares me; is anyone using this?!
NSString *string([value description]);
+#ifdef __APPLE__
return CYCopyJSString(context, string);
+#else
+ CYPool pool;
+ return CYCopyJSString(CYPoolCString(pool, context, string));
+#endif
}
NSString *CYCopyNSString(const CYUTF8String &value) {
}
Instance::~Instance() {
- if ((flags_ & Transient) == 0)
+ if ((flags_ & Permanent) == 0)
[GetValue() release];
}
}
};
-JSObjectRef CYMakeInstance(JSContextRef context, id object, bool transient) {
- Instance::Flags flags;
+JSObjectRef CYMakeInstance(JSContextRef context, id object, Instance::Flags flags = Instance::None) {
+ _assert(object != nil);
- if (transient)
- flags = Instance::Transient;
- else {
- flags = Instance::None;
+#ifdef __APPLE__
+ JSWeakObjectMapRef weak(CYCastPointer<JSWeakObjectMapRef>(context, CYGetCachedValue(context, weak_s)));
+
+ if (weak != NULL && &JSWeakObjectMapGet != NULL)
+ if (JSObjectRef instance = JSWeakObjectMapGet(context, weak, object))
+ return instance;
+#endif
+
+ if ((flags & Instance::Permanent) == 0)
object = [object retain];
- }
- return Instance::Make(context, object, flags);
+ JSObjectRef instance(Instance::Make(context, object, flags));
+
+#ifdef __APPLE__
+ if (weak != NULL && &JSWeakObjectMapSet != NULL)
+ JSWeakObjectMapSet(context, weak, object, instance);
+#endif
+
+ return instance;
}
@interface NSMethodSignature (Cycript)
@end
NSString *CYCastNSCYON(id value, bool objective, std::set<void *> &objects) {
- NSString *string;
+ _assert(value != nil);
+
+ Class _class(object_getClass(value));
+
+ if (class_isMetaClass(_class)) {
+ const char *name(class_getName(value));
+ if (class_isMetaClass(value))
+ return [NSString stringWithFormat:@"object_getClass(%s)", name];
+ else
+ return [NSString stringWithUTF8String:name];
+ }
- if (value == nil)
- string = @"nil";
- else {
- Class _class(object_getClass(value));
- SEL sel(@selector(cy$toCYON:inSet:));
-
- if (class_isMetaClass(_class)) {
- const char *name(class_getName(value));
- if (class_isMetaClass(value))
- string = [NSString stringWithFormat:@"object_getClass(%s)", name];
- else
- string = [NSString stringWithUTF8String:name];
- } else if (objc_method *toCYON = class_getInstanceMethod(_class, sel))
- string = reinterpret_cast<NSString *(*)(id, SEL, bool, std::set<void *> &)>(method_getImplementation(toCYON))(value, sel, objective, objects);
- else if (objc_method *methodSignatureForSelector = class_getInstanceMethod(_class, @selector(methodSignatureForSelector:))) {
- if (reinterpret_cast<NSMethodSignature *(*)(id, SEL, SEL)>(method_getImplementation(methodSignatureForSelector))(value, @selector(methodSignatureForSelector:), sel) != nil)
- string = [value cy$toCYON:objective inSet:objects];
- else goto fail;
- } else fail: {
- if (false);
#ifdef __APPLE__
- else if (_class == NSZombie_)
- string = [NSString stringWithFormat:@"<_NSZombie_: %p>", value];
+ if (_class == NSZombie_)
+ return [NSString stringWithFormat:@"<_NSZombie_: %p>", value];
#endif
- else
- string = [NSString stringWithFormat:@"%@", value];
- }
- // XXX: frowny pants
- if (string == nil)
- string = @"undefined";
- }
+ SEL sel(@selector(cy$toCYON:inSet:));
- return string;
+ if (objc_method *toCYON = class_getInstanceMethod(_class, sel))
+ return reinterpret_cast<NSString *(*)(id, SEL, bool, std::set<void *> &)>(method_getImplementation(toCYON))(value, sel, objective, objects);
+ else if (objc_method *methodSignatureForSelector = class_getInstanceMethod(_class, @selector(methodSignatureForSelector:)))
+ if (reinterpret_cast<NSMethodSignature *(*)(id, SEL, SEL)>(method_getImplementation(methodSignatureForSelector))(value, @selector(methodSignatureForSelector:), sel) != nil)
+ return [value cy$toCYON:objective inSet:objects];
+
+ return [NSString stringWithFormat:@"%@", value];
}
NSString *CYCastNSCYON(id value, bool objective, std::set<void *> *objects) {
return _jsccall(JSValueIsInstanceOfConstructor, context, value, CYGetCachedObject(context, cache));
}
+#ifdef __APPLE__
struct CYBlockDescriptor {
struct {
BlockDescriptor1 one_;
return reinterpret_cast<NSBlock *>(literal);
}
+#endif
NSObject *CYCastNSObject(CYPool *pool, JSContextRef context, JSObjectRef object) {
if (CYJSValueIsNSObject(context, object)) {
[json appendString:@","];
else
comma = true;
- if (object == nil || [object cy$JSType] != kJSTypeUndefined)
+ if (object != nil && [object cy$JSType] != kJSTypeUndefined)
[json appendString:CYCastNSCYON(object, true, objects)];
else {
[json appendString:@","];
if (value == nil)
return CYJSNull(context);
else
- return CYMakeInstance(context, value, false);
+ return CYMakeInstance(context, value);
} CYPoolCatch(NULL) return /*XXX*/ NULL; }
@implementation CYJSObject
}
+ (CYInternal *) get:(id)object {
- if ($objc_getAssociatedObject == NULL)
+#ifdef __APPLE__
+ if (&objc_getAssociatedObject == NULL)
return nil;
@synchronized (object) {
- if (CYInternal *internal = $objc_getAssociatedObject(object, @selector(cy$internal)))
+ if (CYInternal *internal = objc_getAssociatedObject(object, @selector(cy$internal)))
return internal;
}
+#endif
return nil;
}
+ (CYInternal *) set:(id)object inContext:(JSContextRef)context {
- if ($objc_getAssociatedObject == NULL)
+#ifdef __APPLE__
+ if (&objc_getAssociatedObject == NULL)
return nil;
@synchronized (object) {
- if (CYInternal *internal = $objc_getAssociatedObject(object, @selector(cy$internal)))
+ if (CYInternal *internal = objc_getAssociatedObject(object, @selector(cy$internal)))
return internal;
- if ($objc_setAssociatedObject == NULL)
+ if (&objc_setAssociatedObject == NULL)
return nil;
CYInternal *internal([[[CYInternal alloc] initInContext:context] autorelease]);
objc_setAssociatedObject(object, @selector(cy$internal), internal, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
return internal;
}
+#endif
return nil;
}
return [(NSAutoreleasePool *) handle release];
} CYSadCatch() }
-JSValueRef CYObjectiveC_RuntimeProperty(JSContextRef context, CYUTF8String name) { CYPoolTry {
- if (name == "nil")
- return Instance::Make(context, nil);
- if (Class _class = objc_getClass(name.data))
- return CYMakeInstance(context, _class, true);
- if (Protocol *protocol = objc_getProtocol(name.data))
- return CYMakeInstance(context, protocol, true);
- return NULL;
-} CYPoolCatch(NULL) return /*XXX*/ NULL; }
-
static void CYObjectiveC_CallFunction(JSContextRef context, ffi_cif *cif, void (*function)(), uint8_t *value, void **values) { CYSadTry {
ffi_call(cif, function, value, values);
} CYSadCatch() }
+#ifdef __APPLE__
static NSBlock *CYCastNSBlock(CYPool &pool, JSContextRef context, JSValueRef value, sig::Signature *signature) {
if (JSValueIsNull(context, value))
return nil;
return CYMakeBlock(context, object, modified);
}
+#endif
static bool CYObjectiveC_PoolFFI(CYPool *pool, JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, JSValueRef value) { CYSadTry {
// XXX: assigning to an indirect id * works for return values, but not for properties and fields
switch (type->primitive) {
+#ifdef __APPLE__
case sig::block_P:
// XXX: this function might not handle the idea of a null pool
*reinterpret_cast<id *>(data) = CYCastNSBlock(*pool, context, value, &type->data.signature);
break;
+#endif
case sig::object_P:
case sig::typename_P:
// XXX: do something epic about blocks
case sig::block_P:
case sig::object_P:
- if (NSObject *object = *reinterpret_cast<NSObject **>(data)) {
- JSValueRef value(CYCastJSValue(context, object));
- if (initialize)
- [object release];
- return value;
+ if (NSObject *value = *reinterpret_cast<NSObject **>(data)) {
+ JSObjectRef object(CYMakeInstance(context, value));
+
+ if (initialize) {
+ Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+
+ if ((internal->flags_ & Instance::Uninitialized) != 0) {
+ internal->flags_ = static_cast<Instance::Flags>(internal->flags_ & ~Instance::Uninitialized);
+ _assert(internal->value_ == nil);
+ internal->value_ = value;
+ }
+
+ [value release];
+ }
+
+ return object;
} else goto null;
case sig::typename_P:
- return CYMakeInstance(context, *reinterpret_cast<Class *>(data), true);
+ if (Class value = *reinterpret_cast<Class *>(data))
+ return CYMakeInstance(context, value, Instance::Permanent);
+ else goto null;
case sig::selector_P:
- if (SEL sel = *reinterpret_cast<SEL *>(data))
- return CYMakeSelector(context, sel);
+ if (SEL value = *reinterpret_cast<SEL *>(data))
+ return CYMakeSelector(context, value);
else goto null;
null:
} else _assert(false);
objc_method *method(NULL);
-#if OBJC_API_VERSION >= 2
unsigned int size;
objc_method **methods(class_copyMethodList(_class, &size));
for (size_t i(0); i != size; ++i)
break;
}
free(methods);
-#else
- for (objc_method_list *methods(_class->methods); methods != NULL; methods = methods->method_next)
- for (int i(0); i != methods->method_count; ++i)
- if (sel_isEqual(method_getName(&methods->method_list[i]), sel)) {
- method = &methods->method_list[i];
- break;
- }
-#endif
if (method != NULL)
method_setImplementation(method, imp);
- else {
-#ifdef GNU_RUNTIME
- GSMethodList list(GSAllocMethodList(1));
- GSAppendMethodToList(list, sel, type, imp, YES);
- GSAddMethodList(_class, list, YES);
- GSFlushMethodCacheForClass(_class);
-#else
+ else
class_addMethod(_class, sel, imp, type);
-#endif
- }
return true;
} CYCatch(false) }
-#if 0 && OBJC_API_VERSION < 2
-static bool Messages_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
- Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
- Class _class(internal->GetValue());
-
- CYPool pool;
- const char *name(CYPoolCString(pool, context, property));
-
- if (SEL sel = sel_getUid(name))
- if (objc_method *method = class_getInstanceMethod(_class, sel)) {
- objc_method_list list = {NULL, 1, {method}};
- class_removeMethods(_class, &list);
- return true;
- }
-
- return false;
-} CYCatch(false) }
-#endif
-
static void Messages_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
Class _class(internal->GetValue());
-#if OBJC_API_VERSION >= 2
unsigned int size;
objc_method **data(class_copyMethodList(_class, &size));
for (size_t i(0); i != size; ++i)
JSPropertyNameAccumulatorAddName(names, CYJSString(sel_getName(method_getName(data[i]))));
free(data);
-#else
- for (objc_method_list *methods(_class->methods); methods != NULL; methods = methods->method_next)
- for (int i(0); i != methods->method_count; ++i)
- JSPropertyNameAccumulatorAddName(names, CYJSString(sel_getName(method_getName(&methods->method_list[i]))));
-#endif
}
static bool CYHasImplicitProperties(Class _class) {
if (CYHasImplicitProperties(_class))
for (Class current(_class); current != nil; current = class_getSuperclass(current)) {
-#if OBJC_API_VERSION >= 2
unsigned int size;
objc_method **data(class_copyMethodList(current, &size));
for (size_t i(0); i != size; ++i)
Instance_getPropertyNames_message(names, data[i]);
free(data);
-#else
- for (objc_method_list *methods(current->methods); methods != NULL; methods = methods->method_next)
- for (int i(0); i != methods->method_count; ++i)
- Instance_getPropertyNames_message(names, &methods->method_list[i]);
-#endif
}
CYPoolTry {
static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
- JSObjectRef value(Instance::Make(context, [internal->GetValue() alloc], Instance::Uninitialized));
+ JSObjectRef value(CYMakeInstance(context, [internal->GetValue() alloc], Instance::Uninitialized));
return value;
} CYCatch(NULL) }
const char *encoding(ivar_getTypeEncoding(ivar));
_assert(encoding != NULL);
+ _assert(encoding[0] != '\0');
if (encoding[0] == 'b') {
unsigned length, shift;
CYBitField(length, shift, self, ivar, encoding, offset);
uintptr_t mask((1 << length) - 1);
return CYCastJSValue(context, (field >> shift) & mask);
} else {
- Type_privateData type(pool, ivar_getTypeEncoding(ivar));
- return CYFromFFI(context, type.type_, type.GetFFI(), data);
+ auto type(new(pool) Type_privateData(encoding));
+ return CYFromFFI(context, type->type_, type->GetFFI(), data);
}
}
uintptr_t mask((1 << length) - 1);
field = field & ~(mask << shift) | (uintptr_t(CYCastDouble(context, value)) & mask) << shift;
} else {
- Type_privateData type(pool, ivar_getTypeEncoding(ivar));
- CYPoolFFI(&pool, context, type.type_, type.GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
+ auto type(new(pool) Type_privateData(ivar_getTypeEncoding(ivar)));
+ CYPoolFFI(&pool, context, type->type_, type->GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
return true;
}
}
if (Class super = class_getSuperclass(_class))
Internal_getPropertyNames_(super, names);
-#if OBJC_API_VERSION >= 2
unsigned int size;
objc_ivar **data(class_copyIvarList(_class, &size));
for (size_t i(0); i != size; ++i)
JSPropertyNameAccumulatorAddName(names, CYJSString(ivar_getName(data[i])));
free(data);
-#else
- if (objc_ivar_list *ivars = _class->ivars)
- for (int i(0); i != ivars->ivar_count; ++i)
- JSPropertyNameAccumulatorAddName(names, CYJSString(ivar_getName(&ivars->ivar_list[i])));
-#endif
}
static void Internal_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
CYPool pool;
NSString *name(CYCastNSString(&pool, context, property));
if (Class _class = NSClassFromString(name))
- return CYMakeInstance(context, _class, true);
+ return CYMakeInstance(context, _class, Instance::Permanent);
return NULL;
} CYCatch(NULL) }
-#ifdef __APPLE__
static Class *CYCopyClassList(size_t &size) {
size = objc_getClassList(NULL, 0);
Class *data(reinterpret_cast<Class *>(malloc(sizeof(Class) * size)));
size = writ;
}
}
-#endif
static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
-#ifdef __APPLE__
size_t size;
if (Class *data = CYCopyClassList(size)) {
for (size_t i(0); i != size; ++i)
JSPropertyNameAccumulatorAddName(names, CYJSString(class_getName(data[i])));
free(data);
}
-#else
- void *state(NULL);
- while (Class _class = objc_next_class(&state))
- JSPropertyNameAccumulatorAddName(names, CYJSString(class_getName(_class)));
-#endif
}
#if OBJC_API_VERSION >= 2
for (size_t i(0); i != size; ++i)
if (strcmp(name, data[i]) == 0) {
if (Class _class = objc_getClass(name)) {
- value = CYMakeInstance(context, _class, true);
+ value = CYMakeInstance(context, _class, Instance::Permanent);
goto free;
} else
break;
CYPool pool;
const char *name(CYPoolCString(pool, context, property));
if (Protocol *protocol = objc_getProtocol(name))
- return CYMakeInstance(context, protocol, true);
+ return CYMakeInstance(context, protocol, Instance::Permanent);
return NULL;
} CYCatch(NULL) }
CYPool pool;
CYUTF8String name(CYPoolUTF8String(pool, context, property));
if (name == "nil")
- return Instance::Make(context, nil);
+ return CYJSNull(context);
return NULL;
} CYCatch(NULL) }
if (count > 1)
throw CYJSError(context, "incorrect number of arguments to Instance constructor");
id self(count == 0 ? nil : CYCastPointer<id>(context, arguments[0]));
- return CYMakeInstance(context, self, false);
+ return CYMakeInstance(context, self);
} CYCatch(NULL) }
static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
static JSValueRef Instance_getProperty_constructor(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
- return Instance::Make(context, (id) object_getClass(internal->GetValue()));
+ return CYMakeInstance(context, object_getClass(internal->GetValue()), Instance::Permanent);
} CYCatch(NULL) }
static JSValueRef Instance_getProperty_prototype(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
id value(internal->GetValue());
+ _assert(value != nil);
if (![value respondsToSelector:@selector(cy$valueOfInContext:)])
return _this;
if (!CYIsClass(value))
CYThrow("non-Class object cannot be used as Type");
- // XXX: this is a very silly implementation
-
- std::ostringstream type;
- type << "@\"";
- type << class_getName(value);
- type << "\"";
-
- CYPoolTry {
- return CYMakeType(context, type.str().c_str());
- } CYPoolCatch(NULL)
+ sig::Type type;
+ memset(&type, 0, sizeof(type));
+ type.primitive = sig::object_P;
+ type.name = class_getName(value);
+ return CYMakeType(context, &type);
} CYCatch(NULL) return /*XXX*/ NULL; }
static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
#endif
void CYObjectiveC_Initialize() { /*XXX*/ JSContextRef context(NULL); CYPoolTry {
- $objc_setAssociatedObject = reinterpret_cast<void (*)(id, void *, id value, objc_AssociationPolicy)>(dlsym(RTLD_DEFAULT, "objc_setAssociatedObject"));
- $objc_getAssociatedObject = reinterpret_cast<id (*)(id, void *)>(dlsym(RTLD_DEFAULT, "objc_getAssociatedObject"));
- $objc_removeAssociatedObjects = reinterpret_cast<void (*)(id)>(dlsym(RTLD_DEFAULT, "objc_removeAssociatedObjects"));
-
CYPool &pool(CYGetGlobalPool());
- Object_type = new(pool) Type_privateData("@");
- Selector_type = new(pool) Type_privateData(":");
+ Object_type = new(pool) Type_privateData(sig::object_P);
+ Selector_type = new(pool) Type_privateData(sig::selector_P);
NSArray_ = objc_getClass("NSArray");
NSBlock_ = objc_getClass("NSBlock");
definition.hasProperty = &Messages_hasProperty;
definition.getProperty = &Messages_getProperty;
definition.setProperty = &Messages_setProperty;
-#if 0 && OBJC_API_VERSION < 2
- definition.deleteProperty = &Messages_deleteProperty;
-#endif
definition.getPropertyNames = &Messages_getPropertyNames;
definition.finalize = &CYFinalize;
Messages_ = JSClassCreate(&definition);
projects / cycript.git / blobdiff