Mercurial > hg > nginx-quic
view src/os/unix/ngx_posix_init.c @ 173:4fb2a2cff023
nginx-0.0.1-2003-11-04-20:09:19 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 04 Nov 2003 17:09:19 +0000 |
parents | 571bcbff82c5 |
children | 4c698194c56d |
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#include <ngx_config.h> #include <ngx_core.h> int ngx_max_sockets; int ngx_inherited_nonblocking; void ngx_restart_signal_handler(int signo); void ngx_rotate_signal_handler(int signo); int ngx_posix_init(ngx_log_t *log) { struct sigaction sa; struct rlimit rlmt; ngx_memzero(&sa, sizeof(struct sigaction)); sa.sa_handler = SIG_IGN; sigemptyset(&sa.sa_mask); if (sigaction(SIGPIPE, &sa, NULL) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "sigaction(SIGPIPE, SIG_IGN) failed"); return NGX_ERROR; } sa.sa_handler = ngx_restart_signal_handler; if (sigaction(ngx_signal_value(NGX_RESTART_SIGNAL), &sa, NULL) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "sigaction(SIG" ngx_value(NGX_RESTART_SIGNAL) ") failed"); return NGX_ERROR; } sa.sa_handler = ngx_rotate_signal_handler; if (sigaction(ngx_signal_value(NGX_ROTATE_SIGNAL), &sa, NULL) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "sigaction(SIG" ngx_value(NGX_ROTATE_SIGNAL) ") failed"); return NGX_ERROR; } if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) { ngx_log_error(NGX_LOG_ALERT, log, errno, "getrlimit(RLIMIT_NOFILE) failed)"); return NGX_ERROR; } ngx_log_error(NGX_LOG_INFO, log, 0, "getrlimit(RLIMIT_NOFILE): %qd:%qd", rlmt.rlim_cur, rlmt.rlim_max); ngx_max_sockets = rlmt.rlim_cur; #if (HAVE_INHERITED_NONBLOCK) ngx_inherited_nonblocking = 1; #else ngx_inherited_nonblocking = 0; #endif return NGX_OK; } void ngx_restart_signal_handler(int signo) { restart = 1; } void ngx_rotate_signal_handler(int signo) { rotate = 1; } int ngx_posix_post_conf_init(ngx_log_t *log) { ngx_fd_t pp[2]; if (pipe(pp) == -1) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "pipe() failed"); return NGX_ERROR; } if (dup2(pp[1], STDERR_FILENO) == -1) { ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed"); return NGX_ERROR; } if (pp[1] > STDERR_FILENO) { if (close(pp[1]) == -1) { ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed"); return NGX_ERROR; } } return NGX_OK; }