133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
/*
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* Calcurse - text-based organizer
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*
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* Copyright (c) 2004-2020 calcurse Development Team <misc@calcurse.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Send your feedback or comments to : misc@calcurse.org
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* Calcurse home page : http://calcurse.org
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*
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*/
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#include "calcurse.h"
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/*
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* A queue for calcurse system messages.
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*/
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llist_t sysqueue;
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static pthread_mutex_t que_mutex = PTHREAD_MUTEX_INITIALIZER;
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void que_init(void)
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{
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LLIST_INIT(&sysqueue);
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}
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/*
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* Test for queued system events.
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*/
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int que_ued(void)
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{
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return sysqueue.head ? 1 : 0;
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}
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/*
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* Insert a system event at the tail of the queue.
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*/
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struct event *que_ins(char *mesg, time_t time, int id)
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{
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struct event *ev;
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ev = mem_malloc(sizeof(struct event));
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ev->mesg = mem_strdup(mesg);
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ev->day = time;
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ev->id = id;
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ev->note = NULL;
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pthread_mutex_lock(&que_mutex);
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LLIST_ADD(&sysqueue, ev);
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pthread_mutex_unlock(&que_mutex);
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return ev;
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}
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/*
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* Get the system event at the head of the queue.
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*/
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struct event *que_get(void)
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{
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return sysqueue.head ? sysqueue.head->data : NULL;
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}
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/*
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* Remove the system event at the head of the queue.
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*/
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void que_rem(void)
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{
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struct event *ev;
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if (!sysqueue.head)
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return;
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ev = sysqueue.head->data;
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pthread_mutex_lock(&que_mutex);
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LLIST_REMOVE(&sysqueue, sysqueue.head);
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pthread_mutex_unlock(&que_mutex);
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mem_free(ev->mesg);
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mem_free(ev);
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}
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/*
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* Display the system event at the head of the queue in a popup window.
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*/
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void que_show(void)
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{
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struct event *ev;
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char *date;
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if (!que_ued())
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return;
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ev = que_get();
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date = date_sec2date_str(ev->day, "%F %T");
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item_in_popup(date, "", ev->mesg, _("System event"));
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mem_free(date);
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}
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/*
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* Save the system event at the head of the queue as an appointment.
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*/
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void que_save(void)
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{
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struct event *ev;
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if (!que_ued())
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return;
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ev = que_get();
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apoint_new(ev->mesg, NULL, ev->day, 0, APOINT_NULL);
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io_set_modified();
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}
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