Update 5.1 to use MYSQLTEST_VARDIR

mysql-test/extra/rpl_tests/rpl_loaddata.test:
  Update to use std_data_ln
mysql-test/mysql-test-run.pl:
  Add back variable path_mysqltest_log
mysql-test/r/rpl_loaddata.result:
  Binlog offset changed when using std_data_ln instead of std_data
mysql-test/r/rpl_stm_log.result:
  Binlog offset changed when using std_data_ln instead of std_data

mysql-test/extra/rpl_tests/rpl_loaddata.test

@@ -21,10 +21,10 @@ reset master;
 connection master;
 
 create table t1(a int not null auto_increment, b int, primary key(a) );
-load data infile '../../std_data/rpl_loaddata.dat' into table t1;
+load data infile '../std_data_ln/rpl_loaddata.dat' into table t1;
 
 create temporary table t2 (day date,id int(9),category enum('a','b','c'),name varchar(60));
-load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by '\n##\n' starting by '>' ignore 1 lines;
+load data infile '../std_data_ln/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by '\n##\n' starting by '>' ignore 1 lines;
 
 create table t3 (day date,id int(9),category enum('a','b','c'),name varchar(60));
 insert into t3 select * from t2;
@@ -59,7 +59,7 @@ sync_with_master;
 insert into t1 values(1,10);
 
 connection master;
-load data infile '../../std_data/rpl_loaddata.dat' into table t1;
+load data infile '../std_data_ln/rpl_loaddata.dat' into table t1;
 
 save_master_pos;
 connection slave;
@@ -83,7 +83,7 @@ connection master;
 set sql_log_bin=0;
 delete from t1;
 set sql_log_bin=1;
-load data infile '../../std_data/rpl_loaddata.dat' into table t1;
+load data infile '../std_data_ln/rpl_loaddata.dat' into table t1;
 save_master_pos;
 connection slave;
 # The SQL slave thread should be stopped now. 
@@ -108,7 +108,7 @@ connection master;
 set sql_log_bin=0;
 delete from t1;
 set sql_log_bin=1;
-load data infile '../../std_data/rpl_loaddata.dat' into table t1;
+load data infile '../std_data_ln/rpl_loaddata.dat' into table t1;
 save_master_pos;
 connection slave;
 # The SQL slave thread should be stopped now.
@@ -128,7 +128,7 @@ reset master;
 eval create table t2 (day date,id int(9),category enum('a','b','c'),name varchar(60),
 unique(day)) engine=$engine_type; # no transactions
 --error 1062
-load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields
+load data infile '../std_data_ln/rpl_loaddata2.dat' into table t2 fields
 terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by
 '\n##\n' starting by '>' ignore 1 lines;
 select * from t2;
@@ -144,7 +144,7 @@ alter table t2 drop key day;
 connection master;
 delete from t2;
 --error 1062
-load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields
+load data infile '../std_data_ln/rpl_loaddata2.dat' into table t2 fields
 terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by
 '\n##\n' starting by '>' ignore 1 lines;
 connection slave;

mysql-test/mysql-test-run.pl

@@ -157,7 +157,7 @@ our $path_client_bindir;
 our $path_language;
 our $path_timefile;
 our $path_manager_log;           # Used by mysqldadmin
-our $path_slave_load_tmpdir;     # What is this?!
+our $path_mysqltest_log; 
 our $path_my_basedir;
 our $opt_vardir;                 # A path but set directly on cmd line
 our $opt_tmpdir;                 # A path but set directly on cmd line

mysql-test/r/rpl_loaddata.result

@@ -22,7 +22,7 @@ day	id	category	name
 2003-03-22	2416	a	bbbbb
 show master status;
 File	Position	Binlog_Do_DB	Binlog_Ignore_DB
-slave-bin.000001	1290		
+slave-bin.000001	1276		
 drop table t1;
 drop table t2;
 drop table t3;

mysql-test/r/rpl_stm_log.result

@@ -74,7 +74,7 @@ master-bin.000002	514
 start slave;
 show binary logs;
 Log_name	File_size
-slave-bin.000001	1563
+slave-bin.000001	1556
 slave-bin.000002	352
 show binlog events in 'slave-bin.000001' from 4;
 Log_name	Pos	Event_type	Server_id	End_log_pos	Info