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branches/zip: Clean up fast index creation.

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row_merge_dict_table_get_index(): Add function comment.
Use inlined versions of mem_alloc() and mem_free().
This commit is contained in:
marko 2007-04-16 07:10:00 +00:00
parent f69417c2fe
commit 01a6c8c4cb
1 changed files with 9 additions and 6 deletions
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15
row/row0merge.c
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@ -116,20 +116,23 @@ struct merge_block_struct {
typedef struct merge_block_struct merge_block_t; typedef struct merge_block_struct merge_block_t;
/**************************************************************************
Search an index object by name and column names. If several indexes match,
return the index with the max id. */
static static
dict_index_t* dict_index_t*
row_merge_dict_table_get_index( row_merge_dict_table_get_index(
/*===========================*/ /*===========================*/
dict_table_t* table, /* out: matching index,
const merge_index_def_t* NULL if not found */
index_def) dict_table_t* table, /* in: table */
const merge_index_def_t*index_def) /* in: index definition */
{ {
ulint i; ulint i;
dict_index_t* index; dict_index_t* index;
const char** column_names; const char** column_names;
column_names = (const char**) mem_alloc_noninline( column_names = mem_alloc(index_def->n_fields * sizeof *column_names);
index_def->n_fields * sizeof(char*));
for (i = 0; i < index_def->n_fields; ++i) { for (i = 0; i < index_def->n_fields; ++i) {
column_names[i] = index_def->fields[i].field_name; column_names[i] = index_def->fields[i].field_name;
@ -138,7 +141,7 @@ row_merge_dict_table_get_index(
index = dict_table_get_index_by_max_id( index = dict_table_get_index_by_max_id(
table, index_def->name, column_names, index_def->n_fields); table, index_def->name, column_names, index_def->n_fields);
mem_free_noninline(column_names); mem_free(column_names);
return(index); return(index);
} }