BUG#7709 fix - Boolean fulltext query against unsupported engines does not

fail.

BitKeeper/etc/logging_ok

@@ -142,6 +142,7 @@ serg@sergbook.mylan
 serg@sergbook.mysql.com
 sergefp@mysql.com
 sinisa@rhols221.adsl.netsonic.fi
+svoj@mysql.com
 tfr@beta.frontier86.ee
 tfr@indrek.tfr.cafe.ee
 tfr@sarvik.tfr.cafe.ee

mysql-test/r/innodb.result

@@ -1272,3 +1272,6 @@ Cannot delete or update a parent row: a foreign key constraint fails
 delete from t1 where id=15;
 delete from t1 where id=0;
 drop table t1;
+CREATE TABLE t1 ( a char(10) ) ENGINE=InnoDB;
+SELECT a FROM t1 WHERE MATCH (a) AGAINST ('test' IN BOOLEAN MODE);
+The used table type doesn't support FULLTEXT indexes

mysql-test/t/innodb.test

@@ -911,3 +911,12 @@ delete from t1 where id=15;
 delete from t1 where id=0;
 
 drop table t1;
+
+#
+# BUG#7709 test case - Boolean fulltext query against unsupported 
+#                      engines does not fail
+#
+
+CREATE TABLE t1 ( a char(10) ) ENGINE=InnoDB;
+--error 1214;
+SELECT a FROM t1 WHERE MATCH (a) AGAINST ('test' IN BOOLEAN MODE);

sql/item_func.cc

@@ -2257,6 +2257,11 @@ bool Item_func_match::fix_fields(THD *thd,struct st_table_list *tlist)
     key=NO_SUCH_KEY;
   const_item_cache=0;
   table=((Item_field *)fields.head())->field->table;
+  if (!(table->file->table_flags() & HA_CAN_FULLTEXT))
+  {
+    my_error(ER_TABLE_CANT_HANDLE_FULLTEXT, MYF(0));
+    return 1;
+  }
   table->fulltext_searched=1;
   record=table->record[0];
   if (key == NO_SUCH_KEY && mode != FT_BOOL)