Source restructure. yaz-marcdump part of installation

[yaz-moved-to-github.git] / server / eventl.c

diff --git a/server/eventl.c b/server/eventl.c
deleted file mode 100644 (file)
index 668eeb7..0000000
--- a/server/eventl.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * Copyright (c) 1995-2003, Index Data
- * See the file LICENSE for details.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Id: eventl.c,v 1.39 2003-02-21 12:08:59 adam Exp $
- */
-
-#include <stdio.h>
-#include <assert.h>
-#ifdef WIN32
-#include <winsock.h>
-#else
-#include <unistd.h>
-#endif
-#include <stdlib.h>
-#include <errno.h>
-#include <string.h>
-
-#include <yaz/yconfig.h>
-#include <yaz/log.h>
-#include <yaz/comstack.h>
-#include <yaz/xmalloc.h>
-#include "eventl.h"
-#include "session.h"
-#include <yaz/statserv.h>
-
-#if YAZ_GNU_THREADS
-#include <pth.h>
-#define YAZ_EV_SELECT pth_select
-#endif
-
-#ifndef YAZ_EV_SELECT
-#define YAZ_EV_SELECT select
-#endif
-
-IOCHAN iochan_create(int fd, IOC_CALLBACK cb, int flags)
-{
-    IOCHAN new_iochan;
-
-    if (!(new_iochan = (IOCHAN)xmalloc(sizeof(*new_iochan))))
-       return 0;
-    new_iochan->destroyed = 0;
-    new_iochan->fd = fd;
-    new_iochan->flags = flags;
-    new_iochan->fun = cb;
-    new_iochan->force_event = 0;
-    new_iochan->last_event = new_iochan->max_idle = 0;
-    new_iochan->next = NULL;
-    return new_iochan;
-}
-
-int event_loop(IOCHAN *iochans)
-{
-    do /* loop as long as there are active associations to process */
-    {
-       IOCHAN p, nextp;
-       fd_set in, out, except;
-       int res, max;
-       static struct timeval to;
-        time_t now = time(0);
-
-        if (statserv_must_terminate())
-        {
-            for (p = *iochans; p; p = p->next)
-                p->force_event = EVENT_TIMEOUT;
-        }
-       FD_ZERO(&in);
-       FD_ZERO(&out);
-       FD_ZERO(&except);
-       to.tv_sec = 3600;
-       to.tv_usec = 0;
-       max = 0;
-       for (p = *iochans; p; p = p->next)
-       {
-            time_t w, ftime;
-            yaz_log(LOG_DEBUG, "fd=%d flags=%d force_event=%d",
-                    p->fd, p->flags, p->force_event);
-           if (p->force_event)
-                to.tv_sec = 0;          /* polling select */
-           if (p->flags & EVENT_INPUT)
-               FD_SET(p->fd, &in);
-           if (p->flags & EVENT_OUTPUT)
-               FD_SET(p->fd, &out);
-           if (p->flags & EVENT_EXCEPT)
-               FD_SET(p->fd, &except);
-           if (p->fd > max)
-               max = p->fd;
-            if (p->max_idle && p->last_event)
-            {
-                ftime = p->last_event + p->max_idle;
-                if (ftime < now)
-                    w = p->max_idle;
-                else
-                    w = ftime - now;
-                if (w < to.tv_sec)
-                    to.tv_sec = w;
-            }
-       }
-        yaz_log(LOG_DEBUG, "select start %ld", (long) to.tv_sec);
-       res = YAZ_EV_SELECT(max + 1, &in, &out, &except, &to);
-        yaz_log(LOG_DEBUG, "select end");
-       if (res < 0)
-       {
-           if (yaz_errno() == EINTR)
-            {
-                if (statserv_must_terminate())
-                {
-                    for (p = *iochans; p; p = p->next)
-                        p->force_event = EVENT_TIMEOUT;
-                }
-                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_DEBUG, "error select, destroying iochan %p",
-                       *iochans);
-            }
-       }
-        now = time(0);
-       for (p = *iochans; p; p = p->next)
-       {
-           int force_event = p->force_event;
-
-           p->force_event = 0;
-           if (!p->destroyed && (FD_ISSET(p->fd, &in) ||
-               force_event == EVENT_INPUT))
-           {
-               p->last_event = now;
-               (*p->fun)(p, EVENT_INPUT);
-           }
-           if (!p->destroyed && (FD_ISSET(p->fd, &out) ||
-               force_event == EVENT_OUTPUT))
-           {
-               p->last_event = now;
-               (*p->fun)(p, EVENT_OUTPUT);
-           }
-           if (!p->destroyed && (FD_ISSET(p->fd, &except) ||
-               force_event == EVENT_EXCEPT))
-           {
-               p->last_event = now;
-               (*p->fun)(p, EVENT_EXCEPT);
-           }
-           if (!p->destroyed && ((p->max_idle && now - p->last_event >=
-               p->max_idle) || force_event == EVENT_TIMEOUT))
-           {
-               p->last_event = now;
-               (*p->fun)(p, EVENT_TIMEOUT);
-           }
-       }
-       for (p = *iochans; p; p = nextp)
-       {
-           nextp = p->next;
-
-           if (p->destroyed)
-           {
-               IOCHAN tmp = p, pr;
-
-                /* We need to inform the threadlist that this channel has been destroyed */
-                statserv_remove(p);
-
-               /* Now reset the pointers */
-                if (p == *iochans)
-                   *iochans = p->next;
-               else
-               {
-                   for (pr = *iochans; pr; pr = pr->next)
-                       if (pr->next == p)
-                           break;
-                   assert(pr); /* grave error if it weren't there */
-                   pr->next = p->next;
-               }
-               if (nextp == p)
-                   nextp = p->next;
-               xfree(tmp);
-           }
-       }
-    }
-    while (*iochans);
-    return 0;
-}