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Viewing changes to plugin/innobase/include/dict0mem.ic

  • Committer: Monty Taylor
  • Date: 2010-11-26 22:50:54 UTC
  • mfrom: (1953.1.6 build)
  • Revision ID: mordred@inaugust.com-20101126225054-sg90svw8579t5p3i
Stewart - InnoDB 1.1.1
Monty - Fixed some autoconf tests which were returning false positives.

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plugin/innobase/include/dict0mem.ic
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Created 1/8/1996 Heikki Tuuri
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***********************************************************************/
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#include "data0type.h"
 
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#include "dict0mem.h"
 
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#include "fil0fil.h"
 
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/**********************************************************************//**
 
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This function poplulates a dict_index_t index memory structure with
 
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supplied information. */
 
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UNIV_INLINE
 
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void
 
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dict_mem_fill_index_struct(
 
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/*=======================*/
 
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        dict_index_t*   index,          /*!< out: index to be filled */
 
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        mem_heap_t*     heap,           /*!< in: memory heap */
 
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        const char*     table_name,     /*!< in: table name */
 
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        const char*     index_name,     /*!< in: index name */
 
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        ulint           space,          /*!< in: space where the index tree is
 
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                                        placed, ignored if the index is of
 
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                                        the clustered type */
 
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        ulint           type,           /*!< in: DICT_UNIQUE,
 
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                                        DICT_CLUSTERED, ... ORed */
 
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        ulint           n_fields)       /*!< in: number of fields */
 
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{
 
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        if (heap) {
 
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                index->heap = heap;
 
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                index->name = mem_heap_strdup(heap, index_name);
 
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                index->fields = (dict_field_t*) mem_heap_alloc(
 
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                        heap, 1 + n_fields * sizeof(dict_field_t));
 
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        } else {
 
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                index->name = index_name;
 
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                index->heap = NULL;
 
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                index->fields = NULL;
 
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        }
 
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        index->type = type;
 
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#ifndef UNIV_HOTBACKUP
 
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        index->space = (unsigned int) space;
 
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        index->page = FIL_NULL;
 
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#endif /* !UNIV_HOTBACKUP */
 
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        index->table_name = table_name;
 
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        index->n_fields = (unsigned int) n_fields;
 
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        /* The '1 +' above prevents allocation
 
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        of an empty mem block */
 
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#ifdef UNIV_DEBUG
 
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        index->magic_n = DICT_INDEX_MAGIC_N;
 
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#endif /* UNIV_DEBUG */
 
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}
 
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/**********************************************************************//**
 
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This function poplulates a dict_col_t memory structure with
 
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supplied information. */
 
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UNIV_INLINE
 
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void
 
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dict_mem_fill_column_struct(
 
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/*========================*/
 
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        dict_col_t*     column,         /*!< out: column struct to be
 
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                                        filled */
 
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        ulint           col_pos,        /*!< in: column position */
 
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        ulint           mtype,          /*!< in: main data type */
 
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        ulint           prtype,         /*!< in: precise type */
 
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        ulint           col_len)        /*!< in: column lenght */
 
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{
 
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#ifndef UNIV_HOTBACKUP
 
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        ulint   mbminlen;
 
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        ulint   mbmaxlen;
 
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#endif /* !UNIV_HOTBACKUP */
 
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        column->ind = (unsigned int) col_pos;
 
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        column->ord_part = 0;
 
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        column->mtype = (unsigned int) mtype;
 
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        column->prtype = (unsigned int) prtype;
 
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        column->len = (unsigned int) col_len;
 
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#ifndef UNIV_HOTBACKUP
 
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        dtype_get_mblen(mtype, prtype, &mbminlen, &mbmaxlen);
 
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        column->mbminlen = (unsigned int) mbminlen;
 
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        column->mbmaxlen = (unsigned int) mbmaxlen;
 
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#endif /* !UNIV_HOTBACKUP */
 
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}