-/*
- * Copyright (C) 1995-2007, Index Data ApS
+/* This file is part of the YAZ toolkit.
+ * Copyright (C) 1995-2012 Index Data
* See the file LICENSE for details.
- *
- * $Id: eventl.c,v 1.14 2007-11-09 19:00:42 adam Exp $
*/
-
/**
* \file eventl.c
* \brief Implements event loop handling for GFS.
*
* This source implements the main event loop for the Generic Frontend
- * Server. It uses select(2).
+ * Server.
*/
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
#include <assert.h>
#include <errno.h>
#include <yaz/log.h>
#include <yaz/comstack.h>
#include <yaz/xmalloc.h>
+#include <yaz/errno.h>
#include "eventl.h"
#include "session.h"
#include <yaz/statserv.h>
fds.fd = chan->fd;
fds.input_mask = yaz_poll_read;
- res = yaz_poll(&fds, 1, 0);
+ res = yaz_poll(&fds, 1, 0, 0);
if (res == 0)
return 1;
if (!ir_read(chan, EVENT_INPUT))
return 1;
}
-int event_loop(IOCHAN *iochans)
+int iochan_event_loop(IOCHAN *iochans)
{
do /* loop as long as there are active associations to process */
{
int res;
time_t now = time(0);
- if (statserv_must_terminate())
- {
- for (p = *iochans; p; p = p->next)
- p->force_event = EVENT_TIMEOUT;
- }
for (p = *iochans; p; p = p->next)
no_fds++;
- fds = xmalloc(no_fds * sizeof(*fds));
+ fds = (struct yaz_poll_fd *) xmalloc(no_fds * sizeof(*fds));
for (i = 0, p = *iochans; p; p = p->next, i++)
{
time_t w, ftime;
- enum yaz_poll_mask input_mask = 0;
+ enum yaz_poll_mask input_mask = yaz_poll_none;
yaz_log(log_level, "fd=%d flags=%d force_event=%d",
p->fd, p->flags, p->force_event);
if (p->force_event)
tv_sec = 0; /* polling select */
if (p->flags & EVENT_INPUT)
- input_mask += yaz_poll_read;
+ yaz_poll_add(input_mask, yaz_poll_read);
if (p->flags & EVENT_OUTPUT)
- input_mask += yaz_poll_write;
+ yaz_poll_add(input_mask, yaz_poll_write);
if (p->flags & EVENT_EXCEPT)
- input_mask += yaz_poll_except;
+ yaz_poll_add(input_mask, yaz_poll_except);
if (p->max_idle && p->last_event)
{
ftime = p->last_event + p->max_idle;
w = p->max_idle;
else
w = ftime - now;
+ /* tv_sec will be minimum wait.. */
if (w < tv_sec)
- tv_sec = w;
+ tv_sec = (int) w; /* can hold it because w < tv_sec */
}
fds[i].fd = p->fd;
fds[i].input_mask = input_mask;
}
- res = yaz_poll(fds, no_fds, tv_sec);
+ res = yaz_poll(fds, no_fds, tv_sec, 0);
if (res < 0)
{
if (yaz_errno() == EINTR)
{
- if (statserv_must_terminate())
- {
- for (p = *iochans; p; p = p->next)
- p->force_event = EVENT_TIMEOUT;
- }
xfree(fds);
continue;
}
else
{
- /* Destroy the first member in the chain, and try again */
- association *assoc = (association *)iochan_getdata(*iochans);
- COMSTACK conn = assoc->client_link;
-
- cs_close(conn);
- destroy_association(assoc);
- iochan_destroy(*iochans);
- yaz_log(log_level, "error select, destroying iochan %p",
- *iochans);
+ yaz_log(YLOG_WARN|YLOG_ERRNO, "yaz_poll");
+ xfree(fds);
+ continue;
}
}
now = time(0);
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
* End:
* vim: shiftwidth=4 tabstop=8 expandtab