Function ngx_event_process_init

app/nginx-1.28.0/src/event/ngx_event.c:679–1010

#endif

static ngx_int_t
ngx_event_process_init(ngx_cycle_t *cycle)
{
    ngx_uint_t           m, i;
    ngx_event_t         *rev, *wev;
    ngx_listening_t     *ls;
    ngx_connection_t    *c, *next, *old;
    ngx_core_conf_t     *ccf;
    ngx_event_conf_t    *ecf;
    ngx_event_module_t  *module;

    ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
    ecf = ngx_event_get_conf(cycle->conf_ctx, ngx_event_core_module);

    if (ccf->master && ccf->worker_processes > 1 && ecf->accept_mutex) {
        ngx_use_accept_mutex = 1;
        ngx_accept_mutex_held = 0;
        ngx_accept_mutex_delay = ecf->accept_mutex_delay;

    } else {
        ngx_use_accept_mutex = 0;
    }

#if (NGX_WIN32)

    /*
     * disable accept mutex on win32 as it may cause deadlock if
     * grabbed by a process which can't accept connections
     */

    ngx_use_accept_mutex = 0;

#endif

    ngx_use_exclusive_accept = 0;

    ngx_queue_init(&ngx_posted_accept_events);
    ngx_queue_init(&ngx_posted_next_events);
    ngx_queue_init(&ngx_posted_events);

    if (ngx_event_timer_init(cycle->log) == NGX_ERROR) {
        return NGX_ERROR;
    }

    for (m = 0; cycle->modules[m]; m++) {
        if (cycle->modules[m]->type != NGX_EVENT_MODULE) {
            continue;
        }

        if (cycle->modules[m]->ctx_index != ecf->use) {
            continue;
        }

        module = cycle->modules[m]->ctx;

        if (module->actions.init(cycle, ngx_timer_resolution) != NGX_OK) {
            /* fatal */
            exit(2);