Mercurial > hg > nginx
annotate src/os/unix/ngx_thread.h @ 380:5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 07 Jul 2004 06:15:04 +0000 |
parents | 73688d5d7fc3 |
children | 02a511569afb |
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1 #ifndef _NGX_THREAD_H_INCLUDED_ |
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2 #define _NGX_THREAD_H_INCLUDED_ |
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3 |
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4 |
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5 #include <ngx_config.h> |
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6 #include <ngx_core.h> |
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7 |
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8 #if (NGX_THREADS) |
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10 #define NGX_MAX_THREADS 128 |
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12 #if (NGX_USE_RFORK) |
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13 #include <ngx_freebsd_rfork_thread.h> |
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16 #else /* use pthreads */ |
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17 |
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18 #include <pthread.h> |
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19 #include <pthread_np.h> |
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21 typedef pthread_t ngx_tid_t; |
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23 #define ngx_thread_self() pthread_self() |
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24 #define ngx_log_tid (int) ngx_thread_self() |
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26 #define TID_T_FMT PTR_FMT |
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29 #define ngx_thread_create_tls() pthread_key_create(0, NULL) |
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30 #define ngx_thread_create_tls_n "pthread_key_create(0, NULL)" |
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31 #define ngx_thread_get_tls() pthread_getspecific(0) |
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32 #define ngx_thread_set_tls(v) pthread_setspecific(0, v) |
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35 #define NGX_MUTEX_LIGHT 0 |
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37 typedef struct { |
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38 pthread_mutex_t mutex; |
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39 ngx_log_t *log; |
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40 } ngx_mutex_t; |
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42 typedef struct { |
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43 pthread_cond_t cond; |
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44 ngx_tid_t tid; |
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45 ngx_log_t *log; |
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46 } ngx_cond_t; |
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48 #define ngx_thread_sigmask pthread_sigmask |
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49 #define ngx_thread_sigmask_n "pthread_sigmask()" |
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51 #define ngx_thread_join(t, p) pthread_join(t, p) |
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53 #define ngx_setthrtitle(n) |
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57 ngx_int_t ngx_mutex_trylock(ngx_mutex_t *m); |
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58 ngx_int_t ngx_mutex_lock(ngx_mutex_t *m); |
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59 ngx_int_t ngx_mutex_unlock(ngx_mutex_t *m); |
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61 #endif |
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64 #define ngx_thread_volatile volatile |
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67 typedef struct { |
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68 ngx_tid_t tid; |
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69 ngx_cond_t *cv; |
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70 ngx_uint_t state; |
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71 } ngx_thread_t; |
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73 #define NGX_THREAD_FREE 1 |
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74 #define NGX_THREAD_BUSY 2 |
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75 #define NGX_THREAD_EXIT 3 |
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76 #define NGX_THREAD_DONE 4 |
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78 extern ngx_int_t ngx_threads_n; |
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79 extern volatile ngx_thread_t ngx_threads[NGX_MAX_THREADS]; |
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82 ngx_int_t ngx_init_threads(int n, size_t size, ngx_cycle_t *cycle); |
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83 int ngx_create_thread(ngx_tid_t *tid, void* (*func)(void *arg), void *arg, |
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84 ngx_log_t *log); |
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87 ngx_mutex_t *ngx_mutex_init(ngx_log_t *log, uint flags); |
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88 void ngx_mutex_destroy(ngx_mutex_t *m); |
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91 ngx_cond_t *ngx_cond_init(ngx_log_t *log); |
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92 void ngx_cond_destroy(ngx_cond_t *cv); |
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93 ngx_int_t ngx_cond_wait(ngx_cond_t *cv, ngx_mutex_t *m); |
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94 ngx_int_t ngx_cond_signal(ngx_cond_t *cv); |
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97 #else /* !NGX_THREADS */ |
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99 #define ngx_thread_volatile |
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101 #define ngx_log_tid 0 |
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102 #define TID_T_FMT "%d" |
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103 |
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104 #define ngx_mutex_lock(m) NGX_OK |
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105 #define ngx_mutex_unlock(m) |
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106 |
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107 #define ngx_cond_signal(cv) |
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108 |
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109 #define ngx_thread_main() 1 |
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110 |
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111 #endif |
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112 |
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113 |
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114 typedef struct { |
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115 ngx_event_t *event; |
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116 } ngx_tls_t; |
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117 |
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118 |
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119 |
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120 #endif /* _NGX_THREAD_H_INCLUDED_ */ |