Steven He / Mbed 2 deprecated StringMatchingProtothread

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Dependencies:   mbed

lc-addrlabels.h@0:544b5f6ad832, 2010-12-01 (annotated)

Committer:
StevenHe
Date:
Wed Dec 01 04:39:00 2010 +0000
Revision:
0:544b5f6ad832

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


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/*





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 * Copyright (c) 2004-2005, Swedish Institute of Computer Science.





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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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 * 1. Redistributions of source code must retain the above copyright





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 *    notice, this list of conditions and the following disclaimer.





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 * 2. Redistributions in binary form must reproduce the above copyright





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 *    notice, this list of conditions and the following disclaimer in the





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 *    documentation and/or other materials provided with the distribution.





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 * 3. Neither the name of the Institute nor the names of its contributors





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 *    may be used to endorse or promote products derived from this software





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 *    without specific prior written permission.





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 *





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 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND





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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE





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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE





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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE





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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL





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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS





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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)





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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT





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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY





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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF





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 * SUCH DAMAGE.





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 *





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 * This file is part of the Contiki operating system.





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 *





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 * Author: Adam Dunkels <adam@sics.se>





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 *





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 * $Id: lc-addrlabels.h,v 1.4 2006/06/03 11:29:43 adam Exp $





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 */





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/**





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 * \addtogroup lc





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 * @{





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 */





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/**





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 * \file





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 * Implementation of local continuations based on the "Labels as





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 * values" feature of gcc





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 * \author





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 * Adam Dunkels <adam@sics.se>





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 *





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 * This implementation of local continuations is based on a special





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 * feature of the GCC C compiler called "labels as values". This





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 * feature allows assigning pointers with the address of the code





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 * corresponding to a particular C label.





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 *





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 * For more information, see the GCC documentation:





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 * http://gcc.gnu.org/onlinedocs/gcc/Labels-as-Values.html





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 *





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 */





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#ifndef __LC_ADDRLABELS_H__





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#define __LC_ADDRLABELS_H__





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/** \hideinitializer */





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typedef void * lc_t;





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#define LC_INIT(s) s = NULL





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#define LC_RESUME(s)				\





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  do {						\





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    if(s != NULL) {				\





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      goto *s;					\





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    }						\





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  } while(0)





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#define LC_CONCAT2(s1, s2) s1##s2





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#define LC_CONCAT(s1, s2) LC_CONCAT2(s1, s2)





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#define LC_SET(s)				\





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  do {						\





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    LC_CONCAT(LC_LABEL, __LINE__):   	        \





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    (s) = &&LC_CONCAT(LC_LABEL, __LINE__);	\





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  } while(0)





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#define LC_END(s)





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#endif /* __LC_ADDRLABELS_H__ */





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/** @} */