︙ | | |
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
+
+
+
+
+
+
+
|
#ifdef HAVE_GETRANDOM
# include <sys/random.h>
#endif
#import "OFObject.h"
#import "OFArray.h"
#ifdef OF_HAVE_ATOMIC_OPS
# import "OFAtomic.h"
#endif
#import "OFLocale.h"
#import "OFMethodSignature.h"
#import "OFRunLoop.h"
#if !defined(OF_HAVE_ATOMIC_OPS) && defined(OF_HAVE_THREADS)
# import "OFPlainMutex.h" /* For OFSpinlock */
#endif
#import "OFString.h"
#import "OFThread.h"
#import "OFTimer.h"
#import "OFAllocFailedException.h"
#import "OFEnumerationMutationException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
|
︙ | | |
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
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
|
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
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
-
-
-
-
-
-
-
-
-
-
+
+
-
-
+
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
+
+
+
+
+
+
-
+
-
+
-
-
-
+
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
|
# include <windows.h>
#endif
#ifdef OF_AMIGAOS
# include <proto/exec.h>
#endif
#import "OFString.h"
#if defined(OF_HAVE_ATOMIC_OPS)
# import "atomic.h"
#elif defined(OF_HAVE_THREADS)
# import "mutex.h"
#endif
#ifdef OF_APPLE_RUNTIME
extern id _Nullable _objc_rootAutorelease(id _Nullable object);
#endif
#if defined(OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR)
extern id of_forward(id, SEL, ...);
extern struct stret of_forward_stret(id, SEL, ...);
extern id OFForward(id, SEL, ...);
extern struct stret OFForward_stret(id, SEL, ...);
#else
# define of_forward of_method_not_found
# define of_forward_stret of_method_not_found_stret
# define OFForward OFMethodNotFound
# define OFForward_stret OFMethodNotFound_stret
#endif
struct pre_ivar {
struct PreIvars {
int retainCount;
#if !defined(OF_HAVE_ATOMIC_OPS) && !defined(OF_AMIGAOS)
of_spinlock_t retainCountSpinlock;
OFSpinlock retainCountSpinlock;
#endif
};
#define PRE_IVARS_ALIGN ((sizeof(struct pre_ivar) + \
#define PRE_IVARS_ALIGN ((sizeof(struct PreIvars) + \
(OF_BIGGEST_ALIGNMENT - 1)) & ~(OF_BIGGEST_ALIGNMENT - 1))
#define PRE_IVARS ((struct pre_ivar *)(void *)((char *)self - PRE_IVARS_ALIGN))
#define PRE_IVARS ((struct PreIvars *)(void *)((char *)self - PRE_IVARS_ALIGN))
static struct {
Class isa;
} allocFailedException;
uint32_t of_hash_seed;
unsigned long OFHashSeed;
void *
of_alloc(size_t count, size_t size)
OFAllocMemory(size_t count, size_t size)
{
void *pointer;
if OF_UNLIKELY (count == 0 || size == 0)
return NULL;
if OF_UNLIKELY (count > SIZE_MAX / size)
@throw [OFOutOfRangeException exception];
if OF_UNLIKELY ((pointer = malloc(count * size)) == NULL)
@throw [OFOutOfMemoryException
exceptionWithRequestedSize: size];
return pointer;
}
void *
of_alloc_zeroed(size_t count, size_t size)
OFAllocZeroedMemory(size_t count, size_t size)
{
void *pointer;
if OF_UNLIKELY (count == 0 || size == 0)
return NULL;
/* Not all calloc implementations check for overflow. */
if OF_UNLIKELY (count > SIZE_MAX / size)
@throw [OFOutOfRangeException exception];
if OF_UNLIKELY ((pointer = calloc(count, size)) == NULL)
@throw [OFOutOfMemoryException
exceptionWithRequestedSize: size];
return pointer;
}
void *
of_realloc(void *pointer, size_t count, size_t size)
OFResizeMemory(void *pointer, size_t count, size_t size)
{
if OF_UNLIKELY (count == 0 || size == 0)
return NULL;
if OF_UNLIKELY (count > SIZE_MAX / size)
@throw [OFOutOfRangeException exception];
if OF_UNLIKELY ((pointer = realloc(pointer, count * size)) == NULL)
@throw [OFOutOfMemoryException
exceptionWithRequestedSize: size];
return pointer;
}
void
OFFreeMemory(void *pointer)
{
free(pointer);
}
#if !defined(HAVE_ARC4RANDOM) && !defined(HAVE_GETRANDOM)
static void
initRandom(void)
{
struct timeval tv;
# ifdef HAVE_RANDOM
gettimeofday(&tv, NULL);
srandom((unsigned)(tv.tv_sec ^ tv.tv_usec));
# else
gettimeofday(&tv, NULL);
srand((unsigned)(tv.tv_sec ^ tv.tv_usec));
# endif
}
#endif
uint16_t
of_random16(void)
OFRandom16(void)
{
#if defined(HAVE_ARC4RANDOM)
return arc4random();
#elif defined(HAVE_GETRANDOM)
uint16_t buffer;
OF_ENSURE(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
OFEnsure(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
return buffer;
#else
static of_once_t onceControl = OF_ONCE_INIT;
of_once(&onceControl, initRandom);
static OFOnceControl onceControl = OFOnceControlInitValue;
OFOnce(&onceControl, initRandom);
# ifdef HAVE_RANDOM
return random() & 0xFFFF;
# else
return rand() & 0xFFFF;
# endif
#endif
}
uint32_t
of_random32(void)
OFRandom32(void)
{
#if defined(HAVE_ARC4RANDOM)
return arc4random();
#elif defined(HAVE_GETRANDOM)
uint32_t buffer;
OF_ENSURE(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
OFEnsure(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
return buffer;
#else
return ((uint32_t)of_random16() << 16) | of_random16();
return ((uint32_t)OFRandom16() << 16) | OFRandom16();
#endif
}
uint64_t
of_random64(void)
OFRandom64(void)
{
#if defined(HAVE_ARC4RANDOM_BUF)
uint64_t buffer;
arc4random_buf(&buffer, sizeof(buffer));
return buffer;
#elif defined(HAVE_GETRANDOM)
uint64_t buffer;
OF_ENSURE(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
OFEnsure(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
return buffer;
#else
return ((uint64_t)of_random32() << 32) | of_random32();
return ((uint64_t)OFRandom32() << 32) | OFRandom32();
#endif
}
static const char *
typeEncodingForSelector(Class class, SEL selector)
{
Method method;
if ((method = class_getInstanceMethod(class, selector)) == NULL)
return NULL;
return method_getTypeEncoding(method);
}
#if !defined(OF_APPLE_RUNTIME) || defined(__OBJC2__)
static void
uncaughtExceptionHandler(id exception)
{
OFString *description = [exception description];
OFArray *backtrace = nil;
of_string_encoding_t encoding = [OFLocale encoding];
OFStringEncoding encoding = [OFLocale encoding];
fprintf(stderr, "\nRuntime error: Unhandled exception:\n%s\n",
[description cStringWithEncoding: encoding]);
if ([exception respondsToSelector: @selector(backtrace)])
backtrace = [exception backtrace];
|
︙ | | |
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
|
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
|
-
+
-
+
-
+
-
+
-
+
-
-
+
+
|
static void
enumerationMutationHandler(id object)
{
@throw [OFEnumerationMutationException exceptionWithObject: object];
}
void OF_NO_RETURN_FUNC
of_method_not_found(id object, SEL selector)
OFMethodNotFound(id object, SEL selector)
{
[object doesNotRecognizeSelector: selector];
/*
* Just in case doesNotRecognizeSelector: returned, even though it must
* never return.
*/
abort();
OF_UNREACHABLE
}
void OF_NO_RETURN_FUNC
of_method_not_found_stret(void *stret, id object, SEL selector)
OFMethodNotFound_stret(void *stret, id object, SEL selector)
{
of_method_not_found(object, selector);
OFMethodNotFound(object, selector);
}
id
of_alloc_object(Class class, size_t extraSize, size_t extraAlignment,
OFAllocObject(Class class, size_t extraSize, size_t extraAlignment,
void **extra)
{
OFObject *instance;
size_t instanceSize;
instanceSize = class_getInstanceSize(class);
if OF_UNLIKELY (extraAlignment > 1)
extraAlignment = ((instanceSize + extraAlignment - 1) &
~(extraAlignment - 1)) - extraAlignment;
instance = calloc(1, PRE_IVARS_ALIGN + instanceSize +
extraAlignment + extraSize);
if OF_UNLIKELY (instance == nil) {
allocFailedException.isa = [OFAllocFailedException class];
@throw (id)&allocFailedException;
}
((struct pre_ivar *)instance)->retainCount = 1;
((struct PreIvars *)instance)->retainCount = 1;
#if !defined(OF_HAVE_ATOMIC_OPS) && !defined(OF_AMIGAOS)
if OF_UNLIKELY (of_spinlock_new(
&((struct pre_ivar *)instance)->retainCountSpinlock) != 0) {
if OF_UNLIKELY (OFSpinlockNew(
&((struct PreIvars *)instance)->retainCountSpinlock) != 0) {
free(instance);
@throw [OFInitializationFailedException
exceptionWithClass: class];
}
#endif
instance = (OFObject *)(void *)((char *)instance + PRE_IVARS_ALIGN);
|
︙ | | |
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
|
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
|
-
-
+
+
-
+
-
-
+
+
-
+
-
+
-
+
|
* handler on load, we should not set ours, as this will break
* Foundation.
*
* Unfortunately, there is no way to check if a forward handler has
* already been set, so this is the best we can do.
*/
if (dlsym(RTLD_DEFAULT, "NSFoundationVersionNumber") == NULL)
objc_setForwardHandler((void *)&of_forward,
(void *)&of_forward_stret);
objc_setForwardHandler((void *)&OFForward,
(void *)&OFForward_stret);
#else
objc_setForwardHandler((IMP)&of_forward, (IMP)&of_forward_stret);
objc_setForwardHandler((IMP)&OFForward, (IMP)&OFForward_stret);
#endif
objc_setEnumerationMutationHandler(enumerationMutationHandler);
do {
of_hash_seed = of_random32();
} while (of_hash_seed == 0);
OFHashSeed = OFRandom32();
} while (OFHashSeed == 0);
#ifdef OF_OBJFW_RUNTIME
objc_setTaggedPointerSecret(sizeof(uintptr_t) == 4
? (uintptr_t)of_random32() : (uintptr_t)of_random64());
? (uintptr_t)OFRandom32() : (uintptr_t)OFRandom64());
#endif
}
+ (void)unload
{
}
+ (void)initialize
{
}
+ (instancetype)alloc
{
return of_alloc_object(self, 0, 0, NULL);
return OFAllocObject(self, 0, 0, NULL);
}
+ (instancetype)new
{
return [[self alloc] init];
}
+ (Class)class
{
return self;
}
+ (OFString *)className
{
return [OFString stringWithCString: class_getName(self)
encoding: OF_STRING_ENCODING_ASCII];
encoding: OFStringEncodingASCII];
}
+ (bool)isSubclassOfClass: (Class)class
{
for (Class iter = self; iter != Nil; iter = class_getSuperclass(iter))
if (iter == class)
return true;
|
︙ | | |
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
|
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
|
-
+
|
{
return class_getSuperclass(object_getClass(self));
}
- (OFString *)className
{
return [OFString stringWithCString: object_getClassName(self)
encoding: OF_STRING_ENCODING_ASCII];
encoding: OFStringEncodingASCII];
}
- (bool)isKindOfClass: (Class)class
{
for (Class iter = object_getClass(self); iter != Nil;
iter = class_getSuperclass(iter))
if (iter == class)
|
︙ | | |
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
|
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
|
-
+
-
+
-
+
-
+
-
+
|
id (*imp)(id, SEL, id, id, id, id) =
(id (*)(id, SEL, id, id, id, id))objc_msgSend;
#endif
return imp(self, selector, object1, object2, object3, object4);
}
- (void)performSelector: (SEL)selector afterDelay: (of_time_interval_t)delay
- (void)performSelector: (SEL)selector afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[OFTimer scheduledTimerWithTimeInterval: delay
target: self
selector: selector
repeats: false];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
withObject: (id)object
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[OFTimer scheduledTimerWithTimeInterval: delay
target: self
selector: selector
object: object
repeats: false];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
withObject: (id)object1
withObject: (id)object2
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[OFTimer scheduledTimerWithTimeInterval: delay
target: self
selector: selector
object: object1
object: object2
repeats: false];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
withObject: (id)object1
withObject: (id)object2
withObject: (id)object3
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[OFTimer scheduledTimerWithTimeInterval: delay
target: self
selector: selector
object: object1
object: object2
object: object3
repeats: false];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
withObject: (id)object1
withObject: (id)object2
withObject: (id)object3
withObject: (id)object4
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[OFTimer scheduledTimerWithTimeInterval: delay
target: self
selector: selector
object: object1
|
︙ | | |
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
|
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
|
-
+
-
+
-
+
-
+
-
+
|
[timer waitUntilDone];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread *)thread
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
repeats: false]];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread *)thread
withObject: (id)object
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
object: object
repeats: false]];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread *)thread
withObject: (id)object1
withObject: (id)object2
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
object: object1
object: object2
repeats: false]];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread *)thread
withObject: (id)object1
withObject: (id)object2
withObject: (id)object3
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
object: object1
object: object2
object: object3
repeats: false]];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread *)thread
withObject: (id)object1
withObject: (id)object2
withObject: (id)object3
withObject: (id)object4
afterDelay: (of_time_interval_t)delay
afterDelay: (OFTimeInterval)delay
{
void *pool = objc_autoreleasePoolPush();
[thread.runLoop addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
object: object1
|
︙ | | |
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
|
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
|
-
+
-
+
-
+
-
+
|
{
return (object == self);
}
- (unsigned long)hash
{
uintptr_t ptr = (uintptr_t)self;
uint32_t hash;
unsigned long hash;
OF_HASH_INIT(hash);
OFHashInit(&hash);
for (size_t i = 0; i < sizeof(ptr); i++) {
OF_HASH_ADD(hash, ptr & 0xFF);
OFHashAdd(&hash, ptr & 0xFF);
ptr >>= 8;
}
OF_HASH_FINALIZE(hash);
OFHashFinalize(&hash);
return hash;
}
- (OFString *)description
{
/* Classes containing data should reimplement this! */
|
︙ | | |
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
|
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
|
-
+
-
+
-
+
-
+
-
-
+
+
-
+
-
+
|
@throw [OFNotImplementedException exceptionWithSelector: selector
object: self];
}
- (instancetype)retain
{
#if defined(OF_HAVE_ATOMIC_OPS)
of_atomic_int_inc(&PRE_IVARS->retainCount);
OFAtomicIntIncrease(&PRE_IVARS->retainCount);
#elif defined(OF_AMIGAOS)
/*
* On AmigaOS, we can only have one CPU. As increasing a variable is a
* single instruction on M68K, we don't need Forbid() / Permit() on
* M68K.
*/
# ifndef OF_AMIGAOS_M68K
Forbid();
# endif
PRE_IVARS->retainCount++;
# ifndef OF_AMIGAOS_M68K
Permit();
# endif
#else
OF_ENSURE(of_spinlock_lock(&PRE_IVARS->retainCountSpinlock) == 0);
OFEnsure(OFSpinlockLock(&PRE_IVARS->retainCountSpinlock) == 0);
PRE_IVARS->retainCount++;
OF_ENSURE(of_spinlock_unlock(&PRE_IVARS->retainCountSpinlock) == 0);
OFEnsure(OFSpinlockUnlock(&PRE_IVARS->retainCountSpinlock) == 0);
#endif
return self;
}
- (unsigned int)retainCount
{
assert(PRE_IVARS->retainCount >= 0);
return PRE_IVARS->retainCount;
}
- (void)release
{
#if defined(OF_HAVE_ATOMIC_OPS)
of_memory_barrier_release();
OFReleaseMemoryBarrier();
if (of_atomic_int_dec(&PRE_IVARS->retainCount) <= 0) {
of_memory_barrier_acquire();
if (OFAtomicIntDecrease(&PRE_IVARS->retainCount) <= 0) {
OFAcquireMemoryBarrier();
[self dealloc];
}
#elif defined(OF_AMIGAOS)
int retainCount;
Forbid();
retainCount = --PRE_IVARS->retainCount;
Permit();
if (retainCount == 0)
[self dealloc];
#else
int retainCount;
OF_ENSURE(of_spinlock_lock(&PRE_IVARS->retainCountSpinlock) == 0);
OFEnsure(OFSpinlockLock(&PRE_IVARS->retainCountSpinlock) == 0);
retainCount = --PRE_IVARS->retainCount;
OF_ENSURE(of_spinlock_unlock(&PRE_IVARS->retainCountSpinlock) == 0);
OFEnsure(OFSpinlockUnlock(&PRE_IVARS->retainCountSpinlock) == 0);
if (retainCount == 0)
[self dealloc];
#endif
}
- (instancetype)autorelease
|
︙ | | |
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
|
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
|
-
+
|
+ (id)autorelease
{
return self;
}
+ (unsigned int)retainCount
{
return OF_RETAIN_COUNT_MAX;
return OFMaxRetainCount;
}
+ (void)release
{
}
+ (void)dealloc
|
︙ | | |