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annotate src/os/unix/ngx_os.h @ 4500:9dfe02dd0f11

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Added msleep() on reload to allow new processes to start. This is expected to ensure smoother operation on reload (and with less chance of listen queue overflows). Prodded by Igor Sysoev.
author Maxim Dounin <mdounin@mdounin.ru>
date Tue, 28 Feb 2012 11:40:18 +0000
parents d620f497c50f
children b63e829621ab
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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3 * Copyright (C) Igor Sysoev
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d620f497c50f Copyright updated.
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4 * Copyright (C) Nginx, Inc.
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5 */
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4c698194c56d nginx-0.0.1-2003-11-13-19:16:33 import
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8 #ifndef _NGX_OS_H_INCLUDED_
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9 #define _NGX_OS_H_INCLUDED_
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4c698194c56d nginx-0.0.1-2003-11-13-19:16:33 import
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4c698194c56d nginx-0.0.1-2003-11-13-19:16:33 import
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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4c698194c56d nginx-0.0.1-2003-11-13-19:16:33 import
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16 #define NGX_IO_SENDFILE 1
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4c698194c56d nginx-0.0.1-2003-11-13-19:16:33 import
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5659d773cfa8 nginx-0.0.7-2004-07-15-20:35:51 import
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19 typedef ssize_t (*ngx_recv_pt)(ngx_connection_t *c, u_char *buf, size_t size);
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20 typedef ssize_t (*ngx_recv_chain_pt)(ngx_connection_t *c, ngx_chain_t *in);
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21 typedef ssize_t (*ngx_send_pt)(ngx_connection_t *c, u_char *buf, size_t size);
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22 typedef ngx_chain_t *(*ngx_send_chain_pt)(ngx_connection_t *c, ngx_chain_t *in,
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23 off_t limit);
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25 typedef struct {
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26 ngx_recv_pt recv;
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27 ngx_recv_chain_pt recv_chain;
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28 ngx_recv_pt udp_recv;
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29 ngx_send_pt send;
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30 ngx_send_chain_pt send_chain;
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31 ngx_uint_t flags;
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32 } ngx_os_io_t;
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35 ngx_int_t ngx_os_init(ngx_log_t *log);
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36 void ngx_os_status(ngx_log_t *log);
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37 ngx_int_t ngx_os_specific_init(ngx_log_t *log);
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38 void ngx_os_specific_status(ngx_log_t *log);
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39 ngx_int_t ngx_daemon(ngx_log_t *log);
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40 ngx_int_t ngx_os_signal_process(ngx_cycle_t *cycle, char *sig, ngx_int_t pid);
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43 ssize_t ngx_unix_recv(ngx_connection_t *c, u_char *buf, size_t size);
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44 ssize_t ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *entry);
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45 ssize_t ngx_udp_unix_recv(ngx_connection_t *c, u_char *buf, size_t size);
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46 ssize_t ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size);
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47 ngx_chain_t *ngx_writev_chain(ngx_connection_t *c, ngx_chain_t *in,
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48 off_t limit);
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49
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50 #if (NGX_HAVE_AIO)
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51 ssize_t ngx_aio_read(ngx_connection_t *c, u_char *buf, size_t size);
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52 ssize_t ngx_aio_read_chain(ngx_connection_t *c, ngx_chain_t *cl);
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53 ssize_t ngx_aio_write(ngx_connection_t *c, u_char *buf, size_t size);
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54 ngx_chain_t *ngx_aio_write_chain(ngx_connection_t *c, ngx_chain_t *in,
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55 off_t limit);
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56 #endif
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57
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59 extern ngx_os_io_t ngx_os_io;
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60 extern ngx_int_t ngx_ncpu;
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61 extern ngx_int_t ngx_max_sockets;
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62 extern ngx_uint_t ngx_inherited_nonblocking;
8e8f3af115b5 nginx-0.1.11-RELEASE import
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63 extern ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush;
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65
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66 #if (NGX_FREEBSD)
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67 #include <ngx_freebsd.h>
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70 #elif (NGX_LINUX)
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71 #include <ngx_linux.h>
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73
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74 #elif (NGX_SOLARIS)
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75 #include <ngx_solaris.h>
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78 #elif (NGX_DARWIN)
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79 #include <ngx_darwin.h>
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80 #endif
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83 #endif /* _NGX_OS_H_INCLUDED_ */