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#ifndef _NGX_PROCESS_H_INCLUDED_
#define _NGX_PROCESS_H_INCLUDED_
typedef pid_t ngx_pid_t;
typedef void (*ngx_spawn_proc_pt) (ngx_cycle_t *cycle, void *data);
typedef struct {
ngx_pid_t pid;
int status;
ngx_spawn_proc_pt proc;
void *data;
char *name;
unsigned respawn:1;
unsigned detached:1;
unsigned exited:1;
unsigned exiting:1;
} ngx_process_t;
typedef struct {
char *path;
char *name;
char *const *argv;
char *const *envp;
} ngx_exec_ctx_t;
#define NGX_PROCESS_SINGLE 0
#define NGX_PROCESS_MASTER 1
#define NGX_PROCESS_WORKER 2
#define NGX_MAX_PROCESSES 1024
#define NGX_PROCESS_RESPAWN -1
#define NGX_PROCESS_NORESPAWN -2
#define NGX_PROCESS_DETACHED -3
#define ngx_getpid getpid
ngx_int_t ngx_spawn_process(ngx_cycle_t *cycle,
ngx_spawn_proc_pt proc, void *data,
char *name, ngx_int_t respawn);
ngx_int_t ngx_exec(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx);
void ngx_signal_processes(ngx_cycle_t *cycle, ngx_int_t signal);
void ngx_respawn_processes(ngx_cycle_t *cycle);
void ngx_process_get_status(void);
extern ngx_int_t ngx_respawn;
extern ngx_uint_t ngx_last_process;
extern ngx_process_t ngx_processes[NGX_MAX_PROCESSES];
#endif /* _NGX_PROCESS_H_INCLUDED_ */
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