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
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
|
#ifndef _WIN32
#import <pthread.h>
#endif
#import "OFAutoreleasePool.h"
#import "OFExceptions.h"
#ifdef _WIN32
#import <windows.h>
#endif
#ifndef _WIN32
static pthread_key_t pool_stack_key;
static pthread_key_t pool_index_key;
#else
static DWORD pool_stack_key;
static DWORD pool_index_key;
#endif
#ifndef _WIN32
static void
free_each(void *ptr)
OFAutoreleasePool **p;
OFObject **o;
for (p = (OFAutoreleasePool**)ptr; *p != nil; p++) {
for (o = [*p objects]; *o != nil; o++)
[*o release];
[*p free];
}
if (pthread_key_create(&pool_stack_key, free_each))
@throw [OFInitializationFailedException newWithClass: self];
if (pthread_key_create(&pool_index_key, free)) {
pthread_key_delete(pool_stack_key);
}
if ((pool_stack_key = TlsAlloc()) == TLS_OUT_OF_INDEXES)
@throw [OFInitializationFailedException newWithClass: self];
if ((pool_index_key = TlsAlloc()) == TLS_OUT_OF_INDEXES) {
TlsFree(pool_stack_key);
@throw [OFInitializationFailedException newWithClass: self];
}
OFAutoreleasePool **pool_stack;
int *pool_index;
#ifndef _WIN32
pool_stack = pthread_getspecific(pool_stack_key);
pool_index = pthread_getspecific(pool_index_key);
#else
pool_stack = TlsGetValue(pool_stack_key);
pool_index = TlsGetValue(pool_index_key);
#endif
if (pool_stack == NULL || pool_index == NULL) {
#ifndef _WIN32
pool_stack = pthread_getspecific(pool_stack_key);
pool_index = pthread_getspecific(pool_index_key);
#else
pool_stack = TlsGetValue(pool_stack_key);
pool_index = TlsGetValue(pool_index_key);
#endif
}
if (*pool_stack == nil || *pool_index == -1)
@throw [OFInitializationFailedException newWithClass: self];
[pool_stack[*pool_index] addToPool: obj];
}
- init
{
OFAutoreleasePool **pool_stack, **pool_stack2;
int *pool_index;
Class c;
objects = NULL;
size = 0;
#ifndef _WIN32
pool_stack = pthread_getspecific(pool_stack_key);
pool_index = pthread_getspecific(pool_index_key);
#else
pool_stack = TlsGetValue(pool_stack_key);
pool_index = TlsGetValue(pool_index_key);
#endif
if (pool_index == NULL) {
if ((pool_index = malloc(sizeof(int))) == NULL) {
c = [self class];
[super free];
@throw [OFNoMemException newWithClass: c];
}
*pool_index = -1;
#ifndef _WIN32
pthread_setspecific(pool_index_key, pool_index);
#else
TlsSetValue(pool_index_key, pool_index);
#endif
}
if ((pool_stack2 = realloc(pool_stack,
(*pool_index + 3) * sizeof(OFAutoreleasePool*))) == NULL) {
c = [self class];
[super free];
@throw [OFNoMemException newWithClass: c];
}
pool_stack = pool_stack2;
#ifndef _WIN32
pthread_setspecific(pool_stack_key, pool_stack);
#else
TlsSetValue(pool_stack_key, pool_stack);
#endif
(*pool_index)++;
pool_stack[*pool_index] = self;
pool_stack[*pool_index + 1] = nil;
[self release];
return [super free];
}
- addToPool: (OFObject*)obj
{
OFObject **objects2;
size_t size2;
size2 = size + 1;
if (SIZE_MAX - size < 1 || size2 > SIZE_MAX / sizeof(OFObject*))
@throw [OFOutOfRangeException newWithClass: [self class]];
if ((objects2 = realloc(objects, size2 * sizeof(OFObject*))) == NULL)
@throw [OFNoMemException newWithClass: [self class]
andSize: size2];
objects = objects2;
objects[size] = obj;
size = size2;
return self;
}
- release
{
size_t i;
if (objects != NULL) {
for (i = 0; size < i; i++)
[objects[i] release];
free(objects);
}
objects = NULL;
size = 0;
return self;
}
- (OFObject**)objects
{
return objects;
}
|
>
>
|
|
>
>
|
<
|
<
<
<
<
<
|
<
<
<
<
|
<
<
|
<
<
<
<
<
<
|
<
<
<
<
<
<
<
|
<
|
<
<
<
<
<
<
<
|
|
<
|
<
|
<
<
<
<
<
|
<
<
|
<
|
<
<
<
|
<
<
<
<
|
<
<
<
<
<
<
<
<
<
<
<
<
<
<
|
<
<
|
|
|
|
<
|
|
|
<
<
>
|
|
<
<
|
|
|
>
|
<
|
|
>
|
>
>
>
|
<
<
<
<
<
<
|
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
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
#ifndef _WIN32
#import <pthread.h>
#endif
#import "OFAutoreleasePool.h"
#import "OFExceptions.h"
#import "OFList.h"
#ifdef _WIN32
#import <windows.h>
#endif
#ifndef _WIN32
#define get_tls(t) pthread_getspecific(pool_list_key)
#define set_tls(t, v) pthread_setspecific(t, v)
static pthread_key_t pool_list_key;
#else
#define get_tls(t) TlsGetValue(t)
#define set_tls(t, v) TlsSetValue(t, v)
static DWORD pool_list_key;
#endif
#ifndef _WIN32
static void
release_obj(void *obj)
{
[(OFObject*)obj release];
}
#endif
@implementation OFAutoreleasePool
+ (void)initialize
{
#ifndef _WIN32
if (pthread_key_create(&pool_list_key, release_obj))
@throw [OFInitializationFailedException newWithClass: self];
#else
/* FIXME: Free stuff when thread is terminated! */
if ((pool_list_key = TlsAlloc()) == TLS_OUT_OF_INDEXES)
@throw [OFInitializationFailedException newWithClass: self];
#endif
}
+ (void)addToPool: (OFObject*)obj
{
OFList *pool_list = get_tls(pool_list_key);
if (pool_list == nil) {
[[self alloc] init];
pool_list = get_tls(pool_list_key);
}
if (pool_list == nil || [pool_list last] == NULL)
@throw [OFInitializationFailedException newWithClass: self];
[[pool_list last]->object addToPool: obj];
}
- init
{
OFList *pool_list;
if ((self = [super init])) {
objects = nil;
pool_list = get_tls(pool_list_key);
if (pool_list == nil) {
pool_list = [[OFList alloc]
initWithRetainAndReleaseEnabled: NO];
set_tls(pool_list_key, pool_list);
}
listobj = [pool_list append: self];
}
return self;
}
- free
{
[(OFList*)get_tls(pool_list_key) remove: listobj];
return [super free];
}
- addToPool: (OFObject*)obj
{
if (objects == nil)
objects = [OFArray newWithItemSize: sizeof(char*)];
[objects add: &obj];
return self;
}
- release
{
[self releaseObjects];
return [super release];
}
- releaseObjects
{
size_t i, size;
IMP get_item;
if (objects == nil)
return self;
size = [objects items];
get_item = [objects methodFor: @selector(item:)];
for (i = 0; i < size; i++)
[*((OFObject**)get_item(objects, @selector(item:), i)) release];
[objects release];
objects = nil;
return self;
}
@end
|