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  • Committer: Olaf van der Spek
  • Date: 2011-06-22 22:39:31 UTC
  • mto: This revision was merged to the branch mainline in revision 2348.
  • Revision ID: olafvdspek@gmail.com-20110622223931-z6r8g68zp401kkbe
Refactor

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Lines of Context:
drizzled/sql_base.cc
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int Session::lock_tables(TableList *tables, uint32_t count, bool *need_reopen)
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{
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  Session *session= this;
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  /*
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    We can't meet statement requiring prelocking if we already
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    in prelocked mode.
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  if (tables == NULL)
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    return 0;
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  assert(session->open_tables.lock == 0);       // You must lock everything at once
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  uint32_t lock_flag= DRIZZLE_LOCK_NOTIFY_IF_NEED_REOPEN;
 
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  assert(not open_tables.lock); // You must lock everything at once
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  Table** start;
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  Table** ptr=start=(Table**) session->mem.alloc(sizeof(Table*)*count);
 
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  Table** ptr=start= new (mem) Table*[count];
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  for (TableList* table= tables; table; table= table->next_global)
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  {
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    if (!table->placeholder())
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      *(ptr++)= table->table;
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  }
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  if (not (session->open_tables.lock= session->lockTables(start, (uint32_t) (ptr - start), lock_flag)))
 
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  if (not (open_tables.lock= lockTables(start, (uint32_t) (ptr - start), DRIZZLE_LOCK_NOTIFY_IF_NEED_REOPEN)))
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  {
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    return -1;
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  }