14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
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
|
-
+
+
+
|
* file.
*/
#define __NO_EXT_QNX
#include "config.h"
#include <string.h>
#include <errno.h>
#include <math.h>
#include <string.h>
#include <sys/time.h>
#import "OFKernelEventObserver.h"
#import "OFKernelEventObserver+Private.h"
#import "OFKernelEventObserver_select.h"
#import "OFArray.h"
#import "OFObserveFailedException.h"
#import "OFOutOfRangeException.h"
#import "socket_helpers.h"
@implementation OFKernelEventObserver_select
- init
{
|
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
+
|
- (bool)observeForTimeInterval: (of_time_interval_t)timeInterval
{
void *pool = objc_autoreleasePoolPush();
id const *objects;
fd_set readFDs;
fd_set writeFDs;
struct timeval timeout;
int events;
size_t i, count, realEvents = 0;
[self OF_processQueueAndStoreRemovedIn: nil];
if ([self OF_processCache]) {
objc_autoreleasePoolPop(pool);
return true;
|
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
-
-
+
+
+
+
+
+
+
+
|
#ifndef _WIN32
timeout.tv_sec = (time_t)timeInterval;
#else
timeout.tv_sec = (long)timeInterval;
#endif
timeout.tv_usec = (int)lrint((timeInterval - timeout.tv_sec) * 1000);
if (select((int)_maxFD + 1, &readFDs, &writeFDs, NULL,
(timeInterval != -1 ? &timeout : NULL)) < 1)
events = select((int)_maxFD + 1, &readFDs, &writeFDs, NULL,
(timeInterval != -1 ? &timeout : NULL));
if (events < 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: errno];
if (events == 0)
return false;
if (FD_ISSET(_cancelFD[0], &readFDs)) {
char buffer;
#ifndef _WIN32
OF_ENSURE(read(_cancelFD[0], &buffer, 1) > 0);
#else
|