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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> .
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#include "camel-op-queue.h"
/**
* camel_op_queue_new: create a new operation queue
*
* Create a new operation queue.
*
* Return value: the newly allcated object
**/
CamelOpQueue *
camel_op_queue_new ()
{
CamelOpQueue *op_queue;
op_queue = g_new (CamelOpQueue, 1);
op_queue->ops_tail = NULL;
op_queue->ops_head = NULL;
}
/**
* camel_op_queue_push_op: Add an operation to the queue
* @queue: queue object
* @op: operation to add
*
* Add an operation to an operation queue.
* The queue is a FIFO queue.
**/
void
camel_op_queue_push_op (CamelOpQueue *queue, CamelOp *op)
{
GList *new_op;
g_assert (queue);
if (!queue->ops_tail) {
queue->ops_head = g_list_prepend (NULL, op);
queue->ops_tail = queue->ops_head;
} else
queue->ops_head = g_list_prepend (queue->ops_head, op);
}
/**
* camel_op_queue_pop_op: Pop the next operation pending in the queue
* @queue: queue object
*
* Pop the next operation pending in the queue.
*
* Return value:
**/
CamelOp *
camel_op_queue_pop_op (CamelOpQueue *queue)
{
GList *op;
g_assert (queue);
op = queue->ops_tail;
queue->ops_tail = queue->ops_tail->prev;
return op;
}
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