A slave now can optionally register with the master providing the

info on how to connect to the slave for the clients that connect to
the master, but would like to know where the slaves are


include/mysql_com.h:
  register slaves
mysql-test/mysql-test-run.sh:
  parameters to test slave registration
mysql-test/r/rpl000002.result:
  test of slave registration
mysql-test/t/rpl000002.test:
  test slave registration
sql/mysql_priv.h:
  slave registration
sql/mysqld.cc:
  slave registration
sql/slave.cc:
  slave registration
sql/slave.h:
  slave registration
sql/sql_lex.h:
  slave registration
sql/sql_parse.cc:
  slave registration
sql/sql_repl.cc:
  slave registration
sql/sql_repl.h:
  slave registration
sql/sql_yacc.yy:
  slave registration

mysql-test/mysql-test-run.sh

@@ -520,6 +520,8 @@ start_slave()
 	    --tmpdir=$MYSQL_TMP_DIR \
             --language=english \
 	    --skip-innodb --skip-slave-start \
+	    --report-host=127.0.0.1 --report-user=root \
+	    --report-port=$SLAVE_MYPORT \
 	     $SMALL_SERVER \
              $EXTRA_SLAVE_OPT $EXTRA_SLAVE_MYSQLD_OPT"
     if [ x$DO_DDD = x1 ]

mysql-test/r/rpl000002.result

@@ -2,6 +2,8 @@ n
 2000
 2001
 2002
+Server_id	Host	User	Password	Port
+2	127.0.0.1	root		9307
 id	created
 1	1970-01-01 06:25:45
 id	created

mysql-test/t/rpl000002.test

@@ -11,6 +11,7 @@ use test;
 sync_with_master;
 select * from t1;
 connection master;
+show slave hosts;
 drop table t1;
 save_master_pos;
 connection slave;