Mercurial > hg > nginx
annotate src/os/unix/ngx_freebsd_rfork_thread.h @ 559:c1f965ef9718 release-0.3.1
nginx-0.3.1-RELEASE import
*) Bugfix: the segmentation fault occurred when the signal queue
overflowed if the "rtsig" method was used; the bug had appeared in
0.2.0.
*) Change: correct handling of the "\\", "\"", "\'", and "\$" pairs in
SSI.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 10 Oct 2005 12:59:41 +0000 |
parents | d4ea69372b94 |
children | 9c2f3ed7a247 |
rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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5 |
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7 #ifndef _NGX_FREEBSD_RFORK_THREAD_H_INCLUDED_ |
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8 #define _NGX_FREEBSD_RFORK_THREAD_H_INCLUDED_ |
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9 |
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11 #include <sys/ipc.h> |
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12 #include <sys/sem.h> |
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13 #include <sched.h> |
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14 |
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15 typedef pid_t ngx_tid_t; |
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17 #define ngx_log_pid ngx_thread_self() |
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18 #define ngx_log_tid 0 |
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461 | 20 #define NGX_TID_T_FMT "%P" |
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21 |
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23 #define NGX_MUTEX_LIGHT 1 |
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24 |
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25 #define NGX_MUTEX_LOCK_BUSY 0x80000000 |
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26 |
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27 typedef volatile struct { |
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28 ngx_atomic_t lock; |
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29 ngx_log_t *log; |
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30 int semid; |
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31 } ngx_mutex_t; |
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32 |
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33 |
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34 #define NGX_CV_SIGNAL 64 |
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35 |
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36 typedef struct { |
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37 int signo; |
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38 int kq; |
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39 ngx_tid_t tid; |
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40 ngx_log_t *log; |
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41 } ngx_cond_t; |
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42 |
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43 |
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44 #define ngx_thread_sigmask(how, set, oset) \ |
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45 (sigprocmask(how, set, oset) == -1) ? ngx_errno : 0 |
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46 |
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47 #define ngx_thread_sigmask_n "sigprocmask()" |
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48 |
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49 #define ngx_thread_join(t, p) |
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50 |
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51 #define ngx_setthrtitle(n) setproctitle(n) |
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52 |
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53 |
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54 extern char *ngx_freebsd_kern_usrstack; |
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55 extern size_t ngx_thread_stack_size; |
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56 |
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501 | 58 static ngx_inline ngx_int_t ngx_gettid() |
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59 { |
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60 char *sp; |
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61 |
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62 if (ngx_thread_stack_size == 0) { |
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63 return 0; |
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64 } |
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65 |
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66 #if ( __i386__ ) |
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67 |
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68 __asm__ volatile ("mov %%esp, %0" : "=q" (sp)); |
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69 |
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70 #elif ( __amd64__ ) |
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71 |
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72 __asm__ volatile ("mov %%rsp, %0" : "=q" (sp)); |
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73 |
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74 #else |
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75 |
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76 #error "rfork()ed threads are not supported on this platform" |
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77 |
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78 #endif |
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79 |
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80 return (ngx_freebsd_kern_usrstack - sp) / ngx_thread_stack_size; |
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81 } |
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82 |
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83 |
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84 ngx_tid_t ngx_thread_self(); |
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85 |
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86 |
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87 typedef ngx_uint_t ngx_tls_key_t; |
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88 |
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89 #define NGX_THREAD_KEYS_MAX 16 |
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90 |
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91 extern void **ngx_tls; |
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461 | 93 ngx_err_t ngx_thread_key_create(ngx_tls_key_t *key); |
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94 #define ngx_thread_key_create_n "the tls key creation" |
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461 | 96 ngx_err_t ngx_thread_set_tls(ngx_tls_key_t key, void *value); |
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97 #define ngx_thread_set_tls_n "the tls key setting" |
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98 |
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99 |
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100 static void *ngx_thread_get_tls(ngx_tls_key_t key) |
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101 { |
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102 if (key >= NGX_THREAD_KEYS_MAX) { |
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103 return NULL; |
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104 } |
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105 |
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106 return ngx_tls[key * NGX_THREAD_KEYS_MAX + ngx_gettid()]; |
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107 } |
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108 |
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109 |
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Igor Sysoev <igor@sysoev.ru>
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110 #define ngx_mutex_trylock(m) ngx_mutex_dolock(m, 1) |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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111 #define ngx_mutex_lock(m) ngx_mutex_dolock(m, 0) |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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112 ngx_int_t ngx_mutex_dolock(ngx_mutex_t *m, ngx_int_t try); |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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113 ngx_int_t ngx_mutex_unlock(ngx_mutex_t *m); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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114 |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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115 |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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116 typedef int (*ngx_rfork_thread_func_pt)(void *arg); |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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117 |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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118 |
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nginx-0.0.7-2004-07-05-10:55:54 import
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119 |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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120 #endif /* _NGX_FREEBSD_RFORK_THREAD_H_INCLUDED_ */ |