Merge stella.local:/home2/mydev/mysql-5.1-amain

into  stella.local:/home2/mydev/mysql-5.1-axmrg


sql/sql_table.cc:
  Auto merged

mysql-test/r/bdb_notembedded.result

+set autocommit=1;
+reset master;
+create table bug16206 (a int);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+show binlog events;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+f	n	Format_desc	1	n	Server ver: VERSION, Binlog ver: 4
+f	n	Query	1	n	use `test`; create table bug16206 (a int)
+f	n	Query	1	n	use `test`; insert into bug16206 values(1)
+f	n	Query	1	n	use `test`; insert into bug16206 values(2)
+drop table bug16206;
+reset master;
+create table bug16206 (a int) engine=         bdb;
+insert into bug16206 values(0);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+insert into bug16206 values(3);
+show binlog events;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+f	n	Format_desc	1	n	Server ver: VERSION, Binlog ver: 4
+f	n	Query	1	n	use `test`; create table bug16206 (a int) engine=         bdb
+f	n	Query	1	n	use `test`; insert into bug16206 values(0)
+f	n	Query	1	n	use `test`; insert into bug16206 values(1)
+f	n	Query	1	n	use `test`; BEGIN
+f	n	Query	1	n	use `test`; insert into bug16206 values(2)
+f	n	Query	1	n	use `test`; COMMIT
+f	n	Query	1	n	use `test`; insert into bug16206 values(3)
+drop table bug16206;
+set autocommit=0;
+End of 5.0 tests

mysql-test/r/symlink.result

@@ -162,3 +162,11 @@ DROP DATABASE db1;
 DROP DATABASE db2;
 USE test;
 End of 5.0 tests
+SET @OLD_SQL_MODE=@@SQL_MODE, @@SQL_MODE='NO_DIR_IN_CREATE';
+CREATE TABLE t1(a INT) DATA DIRECTORY='MYSQLTEST_VARDIR/tmp' INDEX DIRECTORY='MYSQLTEST_VARDIR/tmp';
+Warnings:
+Warning	0	DATA DIRECTORY option ignored
+Warning	0	INDEX DIRECTORY option ignored
+DROP TABLE t1;
+SET @@SQL_MODE=@OLD_SQL_MODE;
+End of 5.1 tests

mysql-test/t/bdb_notembedded.test

+-- source include/not_embedded.inc
+-- source include/have_bdb.inc
+
+#
+# Bug #16206: Superfluous COMMIT event in binlog when updating BDB in autocommit mode
+#
+set autocommit=1;
+
+let $VERSION=`select version()`;
+
+reset master;
+create table bug16206 (a int);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+--replace_result $VERSION VERSION
+--replace_column 1 f 2 n 5 n
+show binlog events;
+drop table bug16206;
+
+reset master;
+create table bug16206 (a int) engine=         bdb;
+insert into bug16206 values(0);
+insert into bug16206 values(1);
+start transaction;
+insert into bug16206 values(2);
+commit;
+insert into bug16206 values(3);
+--replace_result $VERSION VERSION
+--replace_column 1 f 2 n 5 n
+show binlog events;
+drop table bug16206;
+
+set autocommit=0;
+
+
+--echo End of 5.0 tests

mysql-test/t/symlink.test

@@ -226,3 +226,15 @@ USE test;
 
 
 --echo End of 5.0 tests
+
+#
+# BUG#25677 - With --skip-symbolic-links option on, DATA DIRECTORY clause is
+#             silently ignored
+#
+SET @OLD_SQL_MODE=@@SQL_MODE, @@SQL_MODE='NO_DIR_IN_CREATE';
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+eval CREATE TABLE t1(a INT) DATA DIRECTORY='$MYSQLTEST_VARDIR/tmp' INDEX DIRECTORY='$MYSQLTEST_VARDIR/tmp';
+DROP TABLE t1;
+SET @@SQL_MODE=@OLD_SQL_MODE;
+
+--echo End of 5.1 tests

sql/sql_parse.cc

@@ -2290,15 +2290,7 @@ mysql_execute_command(THD *thd)
     /* Might have been updated in create_table_precheck */
     create_info.alias= create_table->alias;
 
-#ifndef HAVE_READLINK
-    if (create_info.data_file_name)
-      push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN, 0,
-                   "DATA DIRECTORY option ignored");
-    if (create_info.index_file_name)
-      push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN, 0,
-                   "INDEX DIRECTORY option ignored");
-    create_info.data_file_name= create_info.index_file_name= NULL;
-#else
+#ifdef HAVE_READLINK
     /* Fix names if symlinked tables */
     if (append_file_to_dir(thd, &create_info.data_file_name,
 			   create_table->table_name) ||

sql/sql_table.cc

@@ -3480,8 +3480,18 @@ bool mysql_create_table_no_lock(THD *thd,
   thd->proc_info="creating table";
   create_info->table_existed= 0;		// Mark that table is created
 
-  if (thd->variables.sql_mode & MODE_NO_DIR_IN_CREATE)
+#ifdef HAVE_READLINK
+  if (!my_use_symdir || (thd->variables.sql_mode & MODE_NO_DIR_IN_CREATE))
+#endif
+  {
+    if (create_info->data_file_name)
+      push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN, 0,
+                   "DATA DIRECTORY option ignored");
+    if (create_info->index_file_name)
+      push_warning(thd, MYSQL_ERROR::WARN_LEVEL_WARN, 0,
+                   "INDEX DIRECTORY option ignored");
     create_info->data_file_name= create_info->index_file_name= 0;
+  }
   create_info->table_options=db_options;
 
   path[path_length - reg_ext_length]= '\0'; // Remove .frm extension

sql/table.cc

@@ -892,26 +892,31 @@ static int open_binary_frm(THD *thd, TABLE_SHARE *share, uchar *head,
                             ha_legacy_type(share->db_type())));
       }
 #ifdef WITH_PARTITION_STORAGE_ENGINE
-      else
+      else if (str_db_type_length == 9 &&
+               !strncmp((char *) next_chunk + 2, "partition", 9))
       {
-        LEX_STRING pname= { C_STRING_WITH_LEN( "partition" ) };
-        if (str_db_type_length == pname.length &&
-            !strncmp((char *) next_chunk + 2, pname.str, pname.length))
-        {
-          /*
-            Use partition handler
-            tmp_plugin is locked with a local lock.
-            we unlock the old value of share->db_plugin before
-            replacing it with a globally locked version of tmp_plugin
-          */
-          plugin_unlock(NULL, share->db_plugin);
-          share->db_plugin= ha_lock_engine(NULL, partition_hton);
-          DBUG_PRINT("info", ("setting dbtype to '%.*s' (%d)",
-                              str_db_type_length, next_chunk + 2,
-                              ha_legacy_type(share->db_type())));
-        }
+        /*
+          Use partition handler
+          tmp_plugin is locked with a local lock.
+          we unlock the old value of share->db_plugin before
+          replacing it with a globally locked version of tmp_plugin
+        */
+        plugin_unlock(NULL, share->db_plugin);
+        share->db_plugin= ha_lock_engine(NULL, partition_hton);
+        DBUG_PRINT("info", ("setting dbtype to '%.*s' (%d)",
+                            str_db_type_length, next_chunk + 2,
+                            ha_legacy_type(share->db_type())));
       }
 #endif
+      else if (!tmp_plugin)
+      {
+        /* purecov: begin inspected */
+        error= 8;
+        my_error(ER_UNKNOWN_STORAGE_ENGINE, MYF(0), name.str);
+        my_free(buff, MYF(0));
+        goto err;
+        /* purecov: end */
+      }
       next_chunk+= str_db_type_length + 2;
     }
     if (next_chunk + 5 < buff_end)
@@ -2200,6 +2205,8 @@ void open_table_error(TABLE_SHARE *share, int error, int db_errno, int errarg)
                     "of MySQL and cannot be read", 
                     MYF(0), buff);
     break;
+  case 8:
+    break;
   default:				/* Better wrong error than none */
   case 4:
     strxmov(buff, share->normalized_path.str, reg_ext, NullS);