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authorSatya B <satya.bn@sun.com>2009-05-27 15:15:59 +0530
committerSatya B <satya.bn@sun.com>2009-05-27 15:15:59 +0530
commit3945d5e5549187a18c64a112899f90a7f6a320d6 (patch)
tree1857c73fc15e12543e009c30aeac2d2463f284fb /storage/innodb_plugin/dyn
parent74a495cc81e5cebd56b99acf090b9d5436866b7e (diff)
downloadmariadb-git-3945d5e5549187a18c64a112899f90a7f6a320d6.tar.gz
Adding innodb_plugin-1.0.4 as storage/innodb_plugin.
Diffstat (limited to 'storage/innodb_plugin/dyn')
-rw-r--r--storage/innodb_plugin/dyn/dyn0dyn.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/storage/innodb_plugin/dyn/dyn0dyn.c b/storage/innodb_plugin/dyn/dyn0dyn.c
new file mode 100644
index 00000000000..e1275f040f3
--- /dev/null
+++ b/storage/innodb_plugin/dyn/dyn0dyn.c
@@ -0,0 +1,65 @@
+/*****************************************************************************
+
+Copyright (c) 1996, 2009, Innobase Oy. All Rights Reserved.
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; version 2 of the License.
+
+This program is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA
+
+*****************************************************************************/
+
+/**************************************************//**
+@file dyn/dyn0dyn.c
+The dynamically allocated array
+
+Created 2/5/1996 Heikki Tuuri
+*******************************************************/
+
+#include "dyn0dyn.h"
+#ifdef UNIV_NONINL
+#include "dyn0dyn.ic"
+#endif
+
+/************************************************************//**
+Adds a new block to a dyn array.
+@return created block */
+UNIV_INTERN
+dyn_block_t*
+dyn_array_add_block(
+/*================*/
+ dyn_array_t* arr) /*!< in: dyn array */
+{
+ mem_heap_t* heap;
+ dyn_block_t* block;
+
+ ut_ad(arr);
+ ut_ad(arr->magic_n == DYN_BLOCK_MAGIC_N);
+
+ if (arr->heap == NULL) {
+ UT_LIST_INIT(arr->base);
+ UT_LIST_ADD_FIRST(list, arr->base, arr);
+
+ arr->heap = mem_heap_create(sizeof(dyn_block_t));
+ }
+
+ block = dyn_array_get_last_block(arr);
+ block->used = block->used | DYN_BLOCK_FULL_FLAG;
+
+ heap = arr->heap;
+
+ block = mem_heap_alloc(heap, sizeof(dyn_block_t));
+
+ block->used = 0;
+
+ UT_LIST_ADD_LAST(list, arr->base, block);
+
+ return(block);
+}