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92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/**
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* Copyright (c) 2007-2012, Timothy Stack
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*
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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 are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack 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 REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY 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 OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __tables_h
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#define __tables_h
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#define __table_str( x ) #x
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#define __table_section( table, idx ) \
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__section__ ( ".tbl." __table_str ( table ) "." __table_str ( idx ) )
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#define __table_section_start( table ) __table_section ( table, 00 )
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#define __table_section_end( table ) __table_section ( table, 99 )
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#define __natural_alignment( type ) __aligned__ ( __alignof__ ( type ) )
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/**
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* Linker table entry.
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*
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* Declares a data structure to be part of a linker table. Use as
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* e.g.
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*
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* @code
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*
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* struct my_foo __table ( foo, 01 ) = {
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* ...
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* };
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*
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* @endcode
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*
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*/
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#define __table( type, table, idx ) \
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__attribute__ (( __table_section ( table, idx ), \
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__natural_alignment ( type ) ))
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/**
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* Linker table start marker.
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*
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* Declares a data structure (usually an empty data structure) to be
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* the start of a linker table. Use as e.g.
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*
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* @code
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*
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* static struct foo_start[0] __table_start ( foo );
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*
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* @endcode
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*
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*/
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#define __table_start( type, table ) __table ( type, table, 00 )
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/**
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* Linker table end marker.
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*
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* Declares a data structure (usually an empty data structure) to be
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* the end of a linker table. Use as e.g.
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*
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* @code
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*
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* static struct foo_end[0] __table_end ( foo );
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*
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* @endcode
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*
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*/
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#define __table_end( type, table ) __table ( type, table, 99 )
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#endif
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