group.h

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/*
 * Copyright (c) 2008-2009 Apple Inc. All rights reserved.
 *
 * @APPLE_APACHE_LICENSE_HEADER_START@
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * @APPLE_APACHE_LICENSE_HEADER_END@
 */

#ifndef __DISPATCH_GROUP__
#define __DISPATCH_GROUP__

#ifndef __DISPATCH_INDIRECT__
#error "Please #include <dispatch/dispatch.h> instead of this file directly."
#include "base.h" // for HeaderDoc
#endif

DISPATCH_DECL(dispatch_group);

__DISPATCH_BEGIN_DECLS

DISPATCH_EXPORT 
dispatch_group_t
dispatch_group_create(void);

#ifdef __BLOCKS__

DISPATCH_EXPORT 
void
dispatch_group_async(dispatch_group_t group,
       dispatch_queue_t queue,
       dispatch_block_t block);
#endif /* __BLOCKS__ */

DISPATCH_EXPORT   
void
dispatch_group_async_f(dispatch_group_t group,
       dispatch_queue_t queue,
       void *context,
       dispatch_function_t work);

DISPATCH_EXPORT 
long
dispatch_group_wait(dispatch_group_t group, dispatch_time_t timeout);

#ifdef __BLOCKS__

DISPATCH_EXPORT 
void
dispatch_group_notify(dispatch_group_t group,
       dispatch_queue_t queue,
       dispatch_block_t block);
#endif /* __BLOCKS__ */

DISPATCH_EXPORT   
void
dispatch_group_notify_f(dispatch_group_t group,
       dispatch_queue_t queue,
       void *context,
       dispatch_function_t work);

DISPATCH_EXPORT  
void
dispatch_group_enter(dispatch_group_t group);

DISPATCH_EXPORT  
void
dispatch_group_leave(dispatch_group_t group);

__DISPATCH_END_DECLS

#endif