Move handler specific options into handlerton flag check

BUG#13108


mysql-test/r/federated.result:
  added test results for federated alter table
mysql-test/t/federated.test:
  added test for federated alter table
sql/examples/ha_example.cc:
  supports table re-creation
sql/examples/ha_tina.cc:
  supports table re-creation
sql/ha_blackhole.cc:
  supports table re-creation
sql/ha_federated.cc:
  added flag for not supporting alter
sql/ha_heap.cc:
  supports table recreation
sql/ha_myisam.cc:
  supports table recreation
sql/ha_myisammrg.cc:
  supports table re-creation
sql/handler.cc:
  implemented flag check function
sql/handler.h:
  added additional handlerton flags
  created a function to test flags
  replace ha_supports_generate macro with call to flag check
sql/sql_delete.cc:
  replaced ha_supports_generate with handlerton flag check
sql/sql_table.cc:
  added check for handlerton check for alter support

1 files changed, 17 insertions, 0 deletions

diff --git a/sql/handler.cc b/sql/handler.cc
index 39d9b706ed2..5221ccbb7c5 100644
--- a/sql/handler.cc
+++ b/sql/handler.cc
@@ -183,6 +183,23 @@ const char *ha_get_storage_engine(enum db_type db_type)
   return "none";
 }
 
+bool ha_check_storage_engine_flag(enum db_type db_type, uint32 flag)
+{
+  show_table_type_st *types;
+  for (types= sys_table_types; types->type; types++)
+  {
+    if (db_type == types->db_type)
+    {
+      if (types->ht->flags & flag)
+        return TRUE;
+      else
+        return FALSE;
+    }
+  }
+
+  return FALSE;
+}
+
 
 my_bool ha_storage_engine_is_enabled(enum db_type database_type)
 {