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Viewing changes to drizzled/memory/root.h

  • Committer: Olaf van der Spek
  • Date: 2011-06-22 19:56:58 UTC
  • mto: This revision was merged to the branch mainline in revision 2347.
  • Revision ID: olafvdspek@gmail.com-20110622195658-h9jn0gtyng4f2ne2
Refactor

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drizzled/memory/root.h
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/* move used to free list and reuse them */
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static const int MARK_BLOCKS_FREE= 2;
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namespace internal {
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class UsedMemory
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{                          /* struct for once_alloc (block) */
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public:
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  UsedMemory *next;        /* Next block in use */
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  size_t left;             /* memory left in block  */            
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  size_t size;             /* size of block */
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};
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namespace internal 
 
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{
 
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  class UsedMemory
 
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  {                        /* struct for once_alloc (block) */
 
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  public:
 
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    UsedMemory *next;      /* Next block in use */
 
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    size_t left;                   /* memory left in block  */            
 
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    size_t size;                   /* size of block */
 
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  };
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}
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static const size_t ROOT_MIN_BLOCK_SIZE= (MALLOC_OVERHEAD + sizeof(internal::UsedMemory) + 8);
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class DRIZZLED_API Root
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{
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public:
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  Root() :
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    free(0),
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    used(0),
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} /* namespace memory */
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} /* namespace drizzled */
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inline void* operator new(size_t size, drizzled::memory::Root& root)
 
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{
 
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  return root.alloc(size);
 
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}
 
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