pure coverage test updates

mysql-test/r/create.result

@@ -198,9 +198,9 @@ t3	CREATE TABLE `t3` (
 ) TYPE=MyISAM CHARSET=latin1
 select * from t3;
 id	name
-drop table t3;
+drop table t2, t3;
+drop database if exists test_$1;
 create database test_$1;
-drop table if exists test_$1.t3;
 create table test_$1.t3 like t1;
 create temporary table t3 like test_$1.t3;
 show create table t3;
@@ -209,6 +209,15 @@ t3	CREATE TEMPORARY TABLE `t3` (
   `id` int(11) NOT NULL default '0',
   `name` char(20) character set latin1 default NULL
 ) TYPE=MyISAM CHARSET=latin1
+create table t2 like t3;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `id` int(11) NOT NULL default '0',
+  `name` char(20) character set latin1 default NULL
+) TYPE=MyISAM CHARSET=latin1
+select * from t2;
+id	name
 create table t3 like t1;
 create table t3 like test_$1.t3;
 Table 't3' already exists
@@ -218,6 +227,8 @@ create table t3 like non_existing_table;
 Unknown table 'non_existing_table'
 create temporary table t3 like t1;
 Table 't3' already exists
+create table t3 like `a/a`;
+Incorrect table name 'a/a'
 drop table t1, t2, t3;
 drop table t3;
 drop database test_$1;

mysql-test/t/create.test

@@ -134,18 +134,22 @@ select * from t3;
 drop table t3;
 show create table t3;
 select * from t3;
-drop table t3;
+drop table t2, t3;
+drop database if exists test_$1;
 create database test_$1;
-drop table if exists test_$1.t3;
 create table test_$1.t3 like t1;
 create temporary table t3 like test_$1.t3;
 show create table t3;
+create table t2 like t3;
+show create table t2;
+select * from t2;
 create table t3 like t1;
 !$1050 create table t3 like test_$1.t3;
 --error 1044,1
 create table non_existing_database.t1 like t1;
 !$1051 create table t3 like non_existing_table;
 !$1050 create temporary table t3 like t1;
+!$1103 create table t3 like `a/a`;
 drop table t1, t2, t3;
 drop table t3;
 drop database test_$1;

sql/sql_table.cc

@@ -1413,8 +1413,8 @@ int mysql_create_like_table(THD* thd, TABLE_LIST* table,
        check_table_name(src_table,table_ident->table.length)) ||
       table_ident->db.str && check_db_name((src_db= table_ident->db.str)))
   {
-    net_printf(thd,ER_WRONG_TABLE_NAME,src_table);
-    DBUG_RETURN(0);
+    my_error(ER_WRONG_TABLE_NAME, MYF(0), src_table);
+    DBUG_RETURN(-1);
   }
 
   if ((tmp_table= find_temporary_table(thd, src_db, src_table)))
@@ -1470,14 +1470,16 @@ int mysql_create_like_table(THD* thd, TABLE_LIST* table,
   {
     if (err || !open_temporary_table(thd, dst_path, db, table_name, 1))
     {
-      (void) rm_temporary_table(create_info->db_type, dst_path);
-      DBUG_RETURN(-1);
+      (void) rm_temporary_table(create_info->db_type, 
+                                dst_path); /* purecov: inspected */
+      DBUG_RETURN(-1);     /* purecov: inspected */
     }
   }
   else if (err)
   {
-    (void) quick_rm_table(create_info->db_type, db, table_name);
-    DBUG_RETURN(-1);
+    (void) quick_rm_table(create_info->db_type, db, 
+                          table_name); /* purecov: inspected */
+    DBUG_RETURN(-1);       /* purecov: inspected */
   }
   DBUG_RETURN(0);