|
0
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
|
4 */
|
|
|
5
|
|
|
6
|
|
|
7 #ifndef _NGX_PROCESS_H_INCLUDED_
|
|
|
8 #define _NGX_PROCESS_H_INCLUDED_
|
|
|
9
|
|
|
10
|
|
80
|
11 #include <ngx_setproctitle.h>
|
|
|
12
|
|
|
13
|
|
0
|
14 typedef pid_t ngx_pid_t;
|
|
|
15
|
|
92
|
16 #define NGX_INVALID_PID -1
|
|
|
17
|
|
0
|
18 typedef void (*ngx_spawn_proc_pt) (ngx_cycle_t *cycle, void *data);
|
|
|
19
|
|
|
20 typedef struct {
|
|
|
21 ngx_pid_t pid;
|
|
|
22 int status;
|
|
|
23 ngx_socket_t channel[2];
|
|
|
24
|
|
|
25 ngx_spawn_proc_pt proc;
|
|
|
26 void *data;
|
|
|
27 char *name;
|
|
|
28
|
|
|
29 unsigned respawn:1;
|
|
|
30 unsigned just_respawn:1;
|
|
|
31 unsigned detached:1;
|
|
|
32 unsigned exiting:1;
|
|
|
33 unsigned exited:1;
|
|
|
34 } ngx_process_t;
|
|
|
35
|
|
|
36
|
|
|
37 typedef struct {
|
|
|
38 char *path;
|
|
|
39 char *name;
|
|
|
40 char *const *argv;
|
|
|
41 char *const *envp;
|
|
|
42 } ngx_exec_ctx_t;
|
|
|
43
|
|
|
44
|
|
|
45 #define NGX_MAX_PROCESSES 1024
|
|
|
46
|
|
|
47 #define NGX_PROCESS_NORESPAWN -1
|
|
|
48 #define NGX_PROCESS_RESPAWN -2
|
|
|
49 #define NGX_PROCESS_JUST_RESPAWN -3
|
|
|
50 #define NGX_PROCESS_DETACHED -4
|
|
|
51
|
|
|
52
|
|
|
53 #define ngx_getpid getpid
|
|
108
|
54
|
|
|
55 #ifndef ngx_log_pid
|
|
0
|
56 #define ngx_log_pid ngx_pid
|
|
108
|
57 #endif
|
|
|
58
|
|
0
|
59
|
|
|
60 ngx_pid_t ngx_spawn_process(ngx_cycle_t *cycle,
|
|
42
|
61 ngx_spawn_proc_pt proc, void *data, char *name, ngx_int_t respawn);
|
|
0
|
62 ngx_pid_t ngx_execute(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx);
|
|
88
|
63 ngx_int_t ngx_init_signals(ngx_log_t *log);
|
|
10
|
64 void ngx_debug_point(void);
|
|
0
|
65
|
|
4
|
66
|
|
|
67 #if (NGX_HAVE_SCHED_YIELD)
|
|
0
|
68 #define ngx_sched_yield() sched_yield()
|
|
4
|
69 #else
|
|
|
70 #define ngx_sched_yield() usleep(1)
|
|
|
71 #endif
|
|
|
72
|
|
0
|
73
|
|
2
|
74 extern int ngx_argc;
|
|
|
75 extern char **ngx_argv;
|
|
|
76 extern char **ngx_os_argv;
|
|
0
|
77
|
|
|
78 extern ngx_pid_t ngx_pid;
|
|
|
79 extern ngx_socket_t ngx_channel;
|
|
|
80 extern ngx_int_t ngx_process_slot;
|
|
|
81 extern ngx_int_t ngx_last_process;
|
|
|
82 extern ngx_process_t ngx_processes[NGX_MAX_PROCESSES];
|
|
|
83
|
|
|
84
|
|
|
85 #endif /* _NGX_PROCESS_H_INCLUDED_ */
|
