1
2
3
4
5
6
7
8
9
10
11
12
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
|
#ifndef _PTHREAD_IMPL_H
#define _PTHREAD_IMPL_H
#include <pthread.h>
#include <sched.h>
#include <signal.h>
#include <unistd.h>
#include <sys/mman.h>
#include <errno.h>
#include <limits.h>
#include <inttypes.h>
#include <setjmp.h>
#include <string.h>
#include <time.h>
#include "libc.h"
#include "syscall.h"
#include "atomic.h"
#include "futex.h"
#define pthread __pthread
struct pthread {
struct pthread *self;
unsigned long tlsdesc[4];
pid_t tid, pid;
int tsd_used, errno_val, *errno_ptr;
volatile int canceldisable, cancelasync, cancelpoint, cancel;
unsigned char *map_base;
size_t map_size;
void *start_arg;
void *(*start)(void *);
void *result;
int detached;
int exitlock;
struct __ptcb *cancelbuf;
void **tsd;
pthread_attr_t attr;
volatile int dead;
struct {
void **head;
long off;
void *pending;
} robust_list;
};
#define __SU (sizeof(size_t)/sizeof(int))
#define _a_stacksize __u.__s[0]
#define _a_guardsize __u.__s[1]
#define _a_detach __u.__i[2*__SU+0]
#define _m_type __u.__i[0]
#define _m_lock __u.__i[1]
#define _m_waiters __u.__i[2]
#define _m_prev __u.__p[3]
#define _m_next __u.__p[4]
#define _m_count __u.__i[5]
#define _c_block __u.__i[0]
#define _c_clock __u.__i[1]
#define _rw_wrlock __u.__i[0]
#define _rw_readers __u.__i[1]
#define _rw_waiters __u.__i[2]
#define _rw_owner __u.__i[3]
#define _b_count __u.__i[0]
#define _b_limit __u.__i[1]
#define _b_left __u.__i[2]
#define _b_waiters __u.__i[3]
#include "pthread_arch.h"
#define SIGCANCEL 32
#define SIGSYSCALL 33
#define SIGTIMER 32 /* ?? */
int __set_thread_area(void *);
int __libc_sigaction(int, const struct sigaction *, struct sigaction *);
int __libc_sigprocmask(int, const sigset_t *, sigset_t *);
void __lock(volatile int *);
void __unmapself(void *, size_t);
int __timedwait(volatile int *, int, clockid_t, const struct timespec *, int);
void __wait(volatile int *, volatile int *, int, int);
void __wake(volatile int *, int, int);
#define DEFAULT_STACK_SIZE (16384-PAGE_SIZE)
#define DEFAULT_GUARD_SIZE PAGE_SIZE
#endif
|
