Merge with 4.1

BitKeeper/etc/ignore:
  auto-union
Build-tools/Do-compile:
  Auto merged
client/mysqladmin.cc:
  Auto merged
heap/hp_create.c:
  Auto merged
heap/hp_write.c:
  Auto merged
include/my_sys.h:
  Auto merged
innobase/data/data0type.c:
  Auto merged
innobase/include/row0mysql.h:
  Auto merged
innobase/os/os0file.c:
  Auto merged
innobase/rem/rem0cmp.c:
  Auto merged
innobase/row/row0sel.c:
  Auto merged
innobase/srv/srv0start.c:
  Auto merged
mysql-test/r/ctype_latin1_de.result:
  Auto merged
mysql-test/r/ctype_tis620.result:
  Auto merged
mysql-test/r/ctype_ucs.result:
  Auto merged
mysql-test/r/ctype_ujis.result:
  Auto merged
mysql-test/r/ctype_utf8.result:
  Auto merged
mysql-test/r/func_gconcat.result:
  Auto merged
mysql-test/r/func_sapdb.result:
  Auto merged
mysql-test/r/show_check.result:
  Auto merged
mysql-test/r/type_float.result.es:
  Auto merged
mysql-test/r/type_float.result:
  Auto merged
mysql-test/r/type_timestamp.result:
  Auto merged
mysql-test/t/ctype_ucs.test:
  Auto merged
mysql-test/t/func_sapdb.test:
  Auto merged
mysql-test/t/show_check.test:
  Auto merged
mysql-test/t/type_float.test:
  Auto merged
mysql-test/t/type_timestamp.test:
  Auto merged
mysys/mf_iocache.c:
  Auto merged
ndb/src/kernel/vm/Configuration.cpp:
  Auto merged
scripts/mysql_install_db.sh:
  Auto merged
sql/field.cc:
  Auto merged
sql/ha_berkeley.cc:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/item_sum.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
strings/ctype-big5.c:
  Auto merged
strings/ctype-bin.c:
  Auto merged
strings/ctype-czech.c:
  Auto merged
strings/ctype-gbk.c:
  Auto merged
strings/ctype-latin1.c:
  Auto merged
strings/ctype-mb.c:
  Auto merged
strings/ctype-simple.c:
  Auto merged
strings/ctype-sjis.c:
  Auto merged
strings/ctype-tis620.c:
  Auto merged
strings/ctype-uca.c:
  Auto merged
strings/ctype-ucs2.c:
  Auto merged
strings/ctype-utf8.c:
  Auto merged
strings/ctype-win1250ch.c:
  Auto merged
configure.in:
  Use local values
mysql-test/r/ps_1general.result:
  Update results
mysql-test/t/func_gconcat.test:
  no changes
mysql-test/t/ps_1general.test:
  Use local code
ndb/src/common/util/version.c:
  Use local code
sql/filesort.cc:
  Empty line changes
sql/ha_heap.cc:
  Merge
sql/item_timefunc.cc:
  Keep local code
sql/mysql_priv.h:
  Update to 5.0
sql/sql_show.cc:
  Hand merge
support-files/mysql.spec.sh:
  No changes

1 files changed, 18 insertions, 4 deletions

diff --git a/sql/ha_heap.cc b/sql/ha_heap.cc
index b5742699d7e..02d81882e7a 100644
--- a/sql/ha_heap.cc
+++ b/sql/ha_heap.cc
@@ -471,12 +471,24 @@ int ha_heap::create(const char *name, TABLE *table_arg,
     KEY_PART_INFO *key_part=     pos->key_part;
     KEY_PART_INFO *key_part_end= key_part + pos->key_parts;
 
-    mem_per_row+= (pos->key_length + (sizeof(char*) * 2));
-
     keydef[key].keysegs=   (uint) pos->key_parts;
     keydef[key].flag=      (pos->flags & (HA_NOSAME | HA_NULL_ARE_EQUAL));
     keydef[key].seg=       seg;
-    keydef[key].algorithm= ((pos->algorithm == HA_KEY_ALG_UNDEF) ? 
+
+    switch (pos->algorithm) {
+    case HA_KEY_ALG_UNDEF:
+    case HA_KEY_ALG_HASH:
+      keydef[key].algorithm= HA_KEY_ALG_HASH;
+      mem_per_row+= sizeof(char*) * 2; // = sizeof(HASH_INFO)
+      break;
+    case HA_KEY_ALG_BTREE:
+      keydef[key].algorithm= HA_KEY_ALG_BTREE;
+      mem_per_row+=sizeof(TREE_ELEMENT)+pos->key_length+sizeof(char*);
+      break;
+    default:
+      DBUG_ASSERT(0); // cannot happen
+    }
+    keydef[key].algorithm= ((pos->algorithm == HA_KEY_ALG_UNDEF) ?
 			    HA_KEY_ALG_HASH : pos->algorithm);
 
     for (; key_part != key_part_end; key_part++, seg++)
@@ -525,8 +537,10 @@ int ha_heap::create(const char *name, TABLE *table_arg,
   hp_create_info.auto_key_type= auto_key_type;
   hp_create_info.auto_increment= (create_info->auto_increment_value ?
 				  create_info->auto_increment_value - 1 : 0);
+  hp_create_info.max_table_size=current_thd->variables.max_heap_table_size;
+  max_rows = (ha_rows) (hp_create_info.max_table_size / mem_per_row);
   error= heap_create(fn_format(buff,name,"","",4+2),
-		     keys,keydef, share->reclength,
+		     keys, keydef, share->reclength,
 		     (ulong) ((share->max_rows < max_rows &&
 			       share->max_rows) ? 
 			      share->max_rows : max_rows),