fixed improper read of log name from master.info which broke slave server restart

fixed sync bugs in three test cases
added offset argument to sync_with_master to mysqltest to be able to fix sync bugs
added a test case for slave startup with existing master.info
expanded mysql-test-run.sh to be able to run pre-start shell script initializations


client/mysqltest.c:
  added offset argument to sync_with_master
mysql-test/mysql-test-run.sh:
  added option to run master or slave initialization shell script
mysql-test/r/rpl000016.result:
  fixed bug in test case
mysql-test/t/rpl000012.test:
  fixed syncronization bug
mysql-test/t/rpl000013.test:
  fixed sync bug
mysql-test/t/rpl000016.test:
  fixed ambiguous show slave status.
sql/slave.cc:
  fixed bug that broke slave server start with existing master.info,
  Monty's optimization was not chopping off newline from logname.

1 files changed, 19 insertions, 0 deletions

diff --git a/mysql-test/t/rpl000017.test b/mysql-test/t/rpl000017.test
new file mode 100644
index 00000000000..c93d861bec8
--- /dev/null
+++ b/mysql-test/t/rpl000017.test
@@ -0,0 +1,19 @@
+connect (master,localhost,root,,test,0,mysql-master.sock);
+connect (slave,localhost,root,,test,0,mysql-slave.sock);
+connection master;
+reset master;
+connection slave;
+slave start;
+connection master;
+drop table if exists t1;
+create table t1(n int);
+insert into t1 values(24);
+save_master_pos;
+connection slave;
+sync_with_master;
+select * from t1;
+connection master;
+drop table t1;
+save_master_pos;
+connection slave;
+sync_with_master;