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Viewing changes to mysys/my_bitmap.h

  • Committer: Monty Taylor
  • Date: 2009-03-24 17:44:41 UTC
  • mto: (960.5.2 mordred)
  • mto: This revision was merged to the branch mainline in revision 964.
  • Revision ID: mordred@inaugust.com-20090324174441-nmsq0gwjlgf7f0mt
Changed handlerton to StorageEngine.

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mysys/my_bitmap.h
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#ifndef _my_bitmap_h_
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#define _my_bitmap_h_
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#define MY_BIT_NONE (~(uint) 0)
 
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#define MY_BIT_NONE (~(uint32_t) 0)
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#include <mystrings/m_string.h>
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                                  ^= (1 << ((BIT) & 7)))
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#define _bitmap_clear_bit(MAP, BIT) (((unsigned char*)(MAP)->bitmap)[(BIT) / 8] \
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                                  &= ~ (1 << ((BIT) & 7)))
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#define _bitmap_is_set(MAP, BIT) (uint) (((unsigned char*)(MAP)->bitmap)[(BIT) / 8] \
 
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#define _bitmap_is_set(MAP, BIT) (uint32_t) (((unsigned char*)(MAP)->bitmap)[(BIT) / 8] \
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                                         & (1 << ((BIT) & 7)))
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/*
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  NEVER use an increment/decrement operator with the 'bit' argument.