mirror of
https://github.com/nginx/nginx.git
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1bfa7bc78a
*) 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.
86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
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/*
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* Copyright (C) Igor Sysoev
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*/
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#ifndef _NGX_PROCESS_H_INCLUDED_
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#define _NGX_PROCESS_H_INCLUDED_
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#include <ngx_setproctitle.h>
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typedef pid_t ngx_pid_t;
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#define NGX_INVALID_PID -1
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typedef void (*ngx_spawn_proc_pt) (ngx_cycle_t *cycle, void *data);
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typedef struct {
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ngx_pid_t pid;
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int status;
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ngx_socket_t channel[2];
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ngx_spawn_proc_pt proc;
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void *data;
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char *name;
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unsigned respawn:1;
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unsigned just_respawn:1;
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unsigned detached:1;
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unsigned exiting:1;
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unsigned exited:1;
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} ngx_process_t;
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typedef struct {
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char *path;
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char *name;
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char *const *argv;
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char *const *envp;
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} ngx_exec_ctx_t;
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#define NGX_MAX_PROCESSES 1024
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#define NGX_PROCESS_NORESPAWN -1
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#define NGX_PROCESS_RESPAWN -2
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#define NGX_PROCESS_JUST_RESPAWN -3
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#define NGX_PROCESS_DETACHED -4
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#define ngx_getpid getpid
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#ifndef ngx_log_pid
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#define ngx_log_pid ngx_pid
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#endif
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ngx_pid_t ngx_spawn_process(ngx_cycle_t *cycle,
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ngx_spawn_proc_pt proc, void *data, char *name, ngx_int_t respawn);
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ngx_pid_t ngx_execute(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx);
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ngx_int_t ngx_init_signals(ngx_log_t *log);
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void ngx_debug_point(void);
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#if (NGX_HAVE_SCHED_YIELD)
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#define ngx_sched_yield() sched_yield()
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#else
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#define ngx_sched_yield() usleep(1)
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#endif
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extern int ngx_argc;
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extern char **ngx_argv;
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extern char **ngx_os_argv;
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extern ngx_pid_t ngx_pid;
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extern ngx_socket_t ngx_channel;
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extern ngx_int_t ngx_process_slot;
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extern ngx_int_t ngx_last_process;
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extern ngx_process_t ngx_processes[NGX_MAX_PROCESSES];
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#endif /* _NGX_PROCESS_H_INCLUDED_ */
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