Mercurial > hg > nginx-quic
view src/os/unix/ngx_daemon.c @ 1991:7cef148d87a0 stable-0.5
r1862, r1866, r1869, r1874 merge:
*) revert SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER, removed in r1852
*) fix bogus crit log message "SSL_shutdown() failed" introduced in r1852
*) pull all errors
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Sun, 04 May 2008 09:47:59 +0000 |
parents | 64d9afb209da |
children | d620f497c50f |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> ngx_int_t ngx_daemon(ngx_log_t *log) { int fd; switch (fork()) { case -1: ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "fork() failed"); return NGX_ERROR; case 0: break; default: exit(0); } ngx_pid = ngx_getpid(); if (setsid() == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "setsid() failed"); return NGX_ERROR; } umask(0); fd = open("/dev/null", O_RDWR); if (fd == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "open(\"/dev/null\") failed"); return NGX_ERROR; } if (dup2(fd, STDIN_FILENO) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "dup2(STDIN) failed"); return NGX_ERROR; } if (dup2(fd, STDOUT_FILENO) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "dup2(STDOUT) failed"); return NGX_ERROR; } #if 0 if (dup2(fd, STDERR_FILENO) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "dup2(STDERR) failed"); return NGX_ERROR; } #endif if (fd > STDERR_FILENO) { if (close(fd) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "close() failed"); return NGX_ERROR; } } return NGX_OK; }