forked from github/server
110 lines
2.8 KiB
C
110 lines
2.8 KiB
C
/*
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Copyright (c) 1998-2010, Enno Rehling <enno@eressea.de>
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Katja Zedel <katze@felidae.kn-bremen.de
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Christian Schlittchen <corwin@amber.kn-bremen.de>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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**/
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#include <platform.h>
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#include <kernel/config.h>
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#include "timeout.h"
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/* util includes */
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#include <util/attrib.h>
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#include <util/event.h>
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#include <util/log.h>
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#include <storage.h>
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#include <stdio.h>
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#include <stdlib.h>
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/***
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** timeout
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**/
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typedef struct timeout_data {
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trigger *triggers;
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int timer;
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variant trigger_data;
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} timeout_data;
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static void timeout_init(trigger * t)
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{
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t->data.v = calloc(sizeof(timeout_data), 1);
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}
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static void timeout_free(trigger * t)
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{
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timeout_data *td = (timeout_data *) t->data.v;
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free_triggers(td->triggers);
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free(t->data.v);
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}
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static int timeout_handle(trigger * t, void *data)
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{
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/* call an event handler on timeout.
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* data.v -> ( variant event, int timer )
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*/
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timeout_data *td = (timeout_data *) t->data.v;
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if (--td->timer == 0) {
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handle_triggers(&td->triggers, NULL);
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return -1;
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}
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unused_arg(data);
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return 0;
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}
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static void timeout_write(const trigger * t, struct storage *store)
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{
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timeout_data *td = (timeout_data *) t->data.v;
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WRITE_INT(store, td->timer);
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write_triggers(store, td->triggers);
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}
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static int timeout_read(trigger * t, struct storage *store)
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{
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timeout_data *td = (timeout_data *) t->data.v;
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READ_INT(store, &td->timer);
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read_triggers(store, &td->triggers);
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if (td->timer > 20) {
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trigger *tr = td->triggers;
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log_warning("there is a timeout lasting for another %d turns\n", td->timer);
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while (tr) {
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log_warning(" timeout triggers: %s\n", tr->type->name);
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tr = tr->next;
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}
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}
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if (td->triggers != NULL && td->timer > 0)
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return AT_READ_OK;
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return AT_READ_FAIL;
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}
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trigger_type tt_timeout = {
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"timeout",
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timeout_init,
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timeout_free,
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timeout_handle,
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timeout_write,
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timeout_read
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};
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trigger *trigger_timeout(int time, trigger * callbacks)
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{
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trigger *t = t_new(&tt_timeout);
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timeout_data *td = (timeout_data *) t->data.v;
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td->triggers = callbacks;
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td->timer = time;
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return t;
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}
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