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comparison src/os/unix/ngx_daemon.c @ 105:00bee6e7b485

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nginx-0.0.1-2003-06-15-22:32:13 import
author Igor Sysoev <igor@sysoev.ru>
date Sun, 15 Jun 2003 18:32:13 +0000
parents 19cc647ecd91
children 71ce40b3c37b
comparison
equal deleted inserted replaced
104:7db96f59bc29 105:00bee6e7b485
1 1
2 #include <ngx_config.h> 2 #include <ngx_config.h>
3 #include <ngx_core.h> 3 #include <ngx_core.h>
4 #include <ngx_log.h>
5 4
6 /* daemon in Linux */
7 5
8 int ngx_daemon(ngx_log_t *log) 6 int ngx_daemon(ngx_log_t *log)
9 { 7 {
10 int fd; 8 int fd;
11 9
24 if (setsid() == -1) { 22 if (setsid() == -1) {
25 ngx_log_error(NGX_LOG_EMERG, log, errno, "setsid() failed"); 23 ngx_log_error(NGX_LOG_EMERG, log, errno, "setsid() failed");
26 return NGX_ERROR; 24 return NGX_ERROR;
27 } 25 }
28 26
29 #if (__SVR4 || linux)
30
31 /* need HUP IGN ? check in Solaris and Linux */
32
33 switch (fork()) {
34 case -1:
35 ngx_log_error(NGX_LOG_EMERG, log, errno, "fork() failed");
36 return NGX_ERROR;
37
38 case 0:
39 break;
40
41 default:
42 exit(0);
43 }
44
45 #endif
46
47 umask(0); 27 umask(0);
48 28
49 #if 0
50 fd = open("/dev/null", O_RDWR); 29 fd = open("/dev/null", O_RDWR);
51 if (fd == -1) { 30 if (fd == -1) {
52 ngx_log_error(NGX_LOG_EMERG, log, errno, "open(\"/dev/null\") failed"); 31 ngx_log_error(NGX_LOG_EMERG, log, errno, "open(\"/dev/null\") failed");
53 return NGX_ERROR; 32 return NGX_ERROR;
54 } 33 }
61 if (dup2(fd, STDOUT_FILENO) == -1) { 40 if (dup2(fd, STDOUT_FILENO) == -1) {
62 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDOUT) failed"); 41 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDOUT) failed");
63 return NGX_ERROR; 42 return NGX_ERROR;
64 } 43 }
65 44
45 #if 0
66 if (dup2(fd, STDERR_FILENO) == -1) { 46 if (dup2(fd, STDERR_FILENO) == -1) {
67 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed"); 47 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed");
68 return NGX_ERROR; 48 return NGX_ERROR;
69 } 49 }
50 #endif
70 51
71 if (fd > STDERR_FILENO) { 52 if (fd > STDERR_FILENO) {
72 if (close(fd) == -1) { 53 if (close(fd) == -1) {
73 ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed"); 54 ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed");
74 return NGX_ERROR; 55 return NGX_ERROR;
75 } 56 }
76 } 57 }
77 #endif
78 58
79 return NGX_OK; 59 return NGX_OK;
80 } 60 }