00001 /* 00002 * Copyright (c) 2008-2009 Apple Inc. All rights reserved. 00003 * Copyright (c) 2011 MLBA. All rights reserved. 00004 * 00005 * @MLBA_OPEN_LICENSE_HEADER_START@ 00006 * 00007 * Licensed under the Apache License, Version 2.0 (the "License"); 00008 * you may not use this file except in compliance with the License. 00009 * You may obtain a copy of the License at 00010 * 00011 * http://www.apache.org/licenses/LICENSE-2.0 00012 * 00013 * Unless required by applicable law or agreed to in writing, software 00014 * distributed under the License is distributed on an "AS IS" BASIS, 00015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00016 * See the License for the specific language governing permissions and 00017 * limitations under the License. 00018 * 00019 * @MLBA_OPEN_LICENSE_HEADER_END@ 00020 */ 00021 00022 00023 00024 #ifndef __DISPATCH_ONCE__ 00025 #define __DISPATCH_ONCE__ 00026 00027 #ifndef __DISPATCH_INDIRECT__ 00028 #error "Please #include <xdispatch/dispatch.h> instead of this file directly." 00029 #include "base.h" // for HeaderDoc 00030 #endif 00031 00032 __DISPATCH_BEGIN_DECLS 00033 00041 typedef long dispatch_once_t; 00042 00060 #ifdef XDISPATCH_HAS_BLOCKS 00061 DISPATCH_EXPORT void 00062 dispatch_once(dispatch_once_t *predicate, dispatch_block_t block); 00063 #endif 00064 00065 DISPATCH_EXPORT void 00066 dispatch_once_f(dispatch_once_t *predicate, void *context, void (*function)(void *)); 00067 00068 __DISPATCH_END_DECLS 00069 00070 #endif