worked around one bug in the new symlink code, but hit another

test case included ( drop) - currently fails, along with rpl000009


mysql-test/r/drop.result:
  new test
mysql-test/t/drop.test:
  expose a bug in the new symlink table code
sql/slave.cc:
  turn off symlink bit to avoid a bug
sql/sql_repl.cc:
  turn off symlink bit to avoid a bug

mysql-test/r/drop.result

 n
 1
+n
+4

mysql-test/t/drop.test

@@ -10,3 +10,17 @@ insert into t1 values(2);
 create table t1(n int);
 drop table t1;
 select * from t1;
+
+#now test for a bug in drop database - it is important that the name
+#of the table is the same as the name of the database - in the original
+#code this triggered a bug
+drop database if exists foo;
+create database foo;
+drop database if exists foo;
+create database foo;
+create table foo.foo (n int);
+insert into foo.foo values (4);
+select * from foo.foo;
+drop database if exists foo;
+create database foo;
+drop database foo;

sql/slave.cc

@@ -469,7 +469,7 @@ int init_master_info(MASTER_INFO* mi)
   MY_STAT stat_area;
   char fname[FN_REFLEN+128];
   const char *msg;
-  fn_format(fname, master_info_file, mysql_data_home, "", 4+16+32);
+  fn_format(fname, master_info_file, mysql_data_home, "", 4+32);
 
   // we need a mutex while we are changing master info parameters to
   // keep other threads from reading bogus info

sql/sql_repl.cc

@@ -693,7 +693,7 @@ void reset_slave()
     pthread_mutex_unlock(&LOCK_slave);
   
   end_master_info(&glob_mi);
-  fn_format(fname, master_info_file, mysql_data_home, "", 4+16+32);
+  fn_format(fname, master_info_file, mysql_data_home, "", 4+32);
   if(my_stat(fname, &stat_area, MYF(0)))
     if(my_delete(fname, MYF(MY_WME)))
         return;