Merge with 4.1

BitKeeper/etc/logging_ok:
  auto-union
client/sql_string.cc:
  Auto merged
configure.in:
  Auto merged
include/my_global.h:
  Auto merged
mysql-test/mysql-test-run.pl:
  Auto merged
mysql-test/r/create.result:
  Auto merged
mysql-test/r/olap.result:
  Auto merged
mysql-test/r/warnings.result:
  Auto merged
mysql-test/t/create.test:
  Auto merged
mysql-test/t/warnings.test:
  Auto merged
mysys/raid.cc:
  Auto merged
scripts/make_binary_distribution.sh:
  Auto merged
sql/field.cc:
  Auto merged
BitKeeper/deleted/.del-ha_isam.cc~4dce65904db2675e:
  Auto merged
BitKeeper/deleted/.del-ha_isammrg.cc~dc682e4755d77a2e:
  Auto merged
sql/ha_berkeley.cc:
  Auto merged
sql/ha_blackhole.cc:
  Auto merged
sql/ha_heap.cc:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/ha_myisammrg.cc:
  Auto merged
sql/ha_ndbcluster.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/item.cc:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_geofunc.cc:
  Auto merged
sql/item_strfunc.cc:
  Auto merged
sql/item_subselect.cc:
  Auto merged
sql/item_sum.cc:
  Auto merged
sql/item_timefunc.cc:
  Auto merged
sql/item_uniq.cc:
  Auto merged
sql/lock.cc:
  Auto merged
sql/log_event.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/opt_range.h:
  Auto merged
sql/procedure.cc:
  Auto merged
sql/protocol.cc:
  Auto merged
sql/protocol_cursor.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_analyse.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_error.cc:
  Auto merged
sql/sql_handler.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_map.cc:
  Auto merged
sql/sql_olap.cc:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_string.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_udf.cc:
  Auto merged
sql/examples/ha_archive.cc:
  Auto merged
sql/examples/ha_example.cc:
  Auto merged
sql/examples/ha_tina.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
sql/tztime.cc:
  Auto merged
strings/ctype-win1250ch.c:
  Auto merged
mysql-test/r/func_gconcat.result:
  merge & ensure that 4.1 and 5.0 source have tests in same order
mysql-test/r/innodb.result:
  merge & ensure that 4.1 and 5.0 source have tests in same order
mysql-test/t/func_gconcat.test:
  merge & ensure that 4.1 and 5.0 source have tests in same order
mysql-test/t/innodb.test:
  merge & ensure that 4.1 and 5.0 source have tests in same order
sql/item_func.cc:
  merge
sql/mysqld.cc:
  merge
sql/opt_range.cc:
  merge
sql/sql_parse.cc:
  merge
  Give better name to goto labels
sql/sql_select.cc:
  merge

sql/sql_table.cc

@@ -346,7 +346,7 @@ int quick_rm_table(enum db_type base,const char *db,
   build_table_path(path, sizeof(path), db, table_name, reg_ext);
   if (my_delete(path,MYF(0)))
     error=1; /* purecov: inspected */
-  build_table_path(path, sizeof(path), db, table_name, "");
+  *fn_ext(path)= 0;                             // Remove reg_ext
   return ha_delete_table(current_thd, base, path, table_name, 0) || error;
 }
 
@@ -1556,7 +1556,7 @@ bool mysql_create_table(THD *thd,const char *db, const char *table_name,
       /* Check if table exists */
   if (create_info->options & HA_LEX_CREATE_TMP_TABLE)
   {
-    char tmp_table_name[NAME_LEN+1];
+    char tmp_table_name[tmp_file_prefix_length+22+22+22+3];
     my_snprintf(tmp_table_name, sizeof(tmp_table_name), "%s%lx_%lx_%x",
 		tmp_file_prefix, current_pid, thd->thread_id,
 		thd->tmp_table++);
@@ -2909,7 +2909,7 @@ int mysql_create_indexes(THD *thd, TABLE_LIST *table_list, List<Key> &keys)
         build_table_path(path, sizeof(path), table_list->db,
                          (lower_case_table_names == 2) ?
                          table_list->alias : table_list->table_name,
-                         reg_ext) != 0 ||
+                         reg_ext) == 0 ||
 	mysql_create_frm(thd, path, &create_info,
 			 fields, key_count, key_info_buffer, table->file))
       /* don't need to free((gptr) key_info_buffer);*/
@@ -3010,7 +3010,7 @@ int mysql_drop_indexes(THD *thd, TABLE_LIST *table_list,
         build_table_path(path, sizeof(path), table_list->db,
                          (lower_case_table_names == 2) ?
                          table_list->alias : table_list->table_name,
-                         reg_ext) != 0 ||
+                         reg_ext) == 0 ||
 	mysql_create_frm(thd, path, &create_info,
 			 fields, key_count, key_info_buffer, table->file))
       /*don't need to free((gptr) key_numbers);*/