cleanup: copy RAII helpers from 10.5, cleanup test

mysql-test/r/create.result

 call mtr.add_suppression("table or database name 't-1'");
-drop table if exists t1,t2,t3,t4,t5;
-drop database if exists mysqltest;
-drop view if exists v1;
 create table t1 (b char(0));
 insert into t1 values (""),(null);
 select * from t1;
@@ -2066,10 +2063,21 @@ alter table t1 add
 key xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx0064 (f64) comment 'yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy';
 ERROR HY000: Cannot create table `t1`: index information is too long. Decrease number of indexes or use shorter index names or shorter comments.
 drop table t1;
-End of 5.5 tests
+#
+# End of 5.5 tests
+#
+#
+# MDEV-4880 Attempt to create a table without columns produces ER_ILLEGAL_HA instead of ER_TABLE_MUST_HAVE_COLUMNS
+#
 create table t1;
 ERROR 42000: A table must have at least 1 column
+#
+# MDEV-11231 Server crashes in check_duplicate_key on CREATE TABLE ... SELECT
+#
 create table t1 (i int, j int, key(i), key(i)) as select 1 as i, 2 as j;
 Warnings:
 Note	1831	Duplicate index `i_2`. This is deprecated and will be disallowed in a future release
 drop table t1;
+#
+# End of 10.0 tests
+#

mysql-test/t/create.test

@@ -5,12 +5,6 @@ call mtr.add_suppression("table or database name 't-1'");
 # Check some special create statements.
 #
 
---disable_warnings
-drop table if exists t1,t2,t3,t4,t5;
-drop database if exists mysqltest;
-drop view if exists v1;
---enable_warnings
-
 create table t1 (b char(0));
 insert into t1 values (""),(null);
 select * from t1;
@@ -29,30 +23,30 @@ drop table t1;
 # Test of some CREATE TABLE'S that should fail
 #
 
---error 1146
+--error ER_NO_SUCH_TABLE
 create table t2 engine=heap select * from t1;
---error 1146
+--error ER_NO_SUCH_TABLE
 create table t2 select auto+1 from t1;
 drop table if exists t1,t2;
---error 1167
+--error ER_WRONG_KEY_COLUMN
 create table t1 (b char(0) not null, index(b));
---error 1163
+--error ER_TABLE_CANT_HANDLE_BLOB
 create table t1 (a int not null,b text) engine=heap;
 drop table if exists t1;
 
---error 1075
+--error ER_WRONG_AUTO_KEY
 create table t1 (ordid int(8) not null auto_increment, ord  varchar(50) not null, primary key (ord,ordid)) engine=heap;
 
--- error 1049
+--error ER_BAD_DB_ERROR
 create table not_existing_database.test (a int);
 create table `a/a` (a int);
 show create table `a/a`;
 create table t1 like `a/a`;
 drop table `a/a`;
 drop table `t1`;
---error 1103
+--error ER_WRONG_TABLE_NAME
 create table `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa int);
---error 1059
+--error ER_TOO_LONG_IDENT
 create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` int);
 
 #
@@ -62,17 +56,17 @@ create table t1 (a datetime default now());
 drop table t1;
 create table t1 (a datetime on update now());
 drop table t1;
---error 1067
+--error ER_INVALID_DEFAULT
 create table t1 (a int default 100 auto_increment);
---error 1067
+--error ER_INVALID_DEFAULT
 create table t1 (a tinyint default 1000);
---error 1067
+--error ER_INVALID_DEFAULT
 create table t1 (a varchar(5) default 'abcdef');
 
 create table t1 (a varchar(5) default 'abcde');
 insert into t1 values();
 select * from t1;
---error 1067
+--error ER_INVALID_DEFAULT
 SET STATEMENT sql_mode = 'NO_ENGINE_SUBSTITUTION' FOR
 alter table t1 alter column a set default 'abcdef';
 drop table t1;
@@ -97,13 +91,13 @@ create table mysqltest.test2$ (a int);
 drop table mysqltest.test2$;
 drop database mysqltest;
 
---error 1103
+--error ER_WRONG_TABLE_NAME
 create table `` (a int);
---error 1103
+--error ER_WRONG_TABLE_NAME
 drop table if exists ``;
---error 1166
+--error ER_WRONG_COLUMN_NAME
 create table t1 (`` int);
---error 1280
+--error ER_WRONG_NAME_FOR_INDEX
 create table t1 (i int, index `` (i)); 
 
 #
@@ -158,13 +152,13 @@ create table t2 (a int) select * from t1;
 describe t1;
 describe t2;
 drop table if exists t2;
---error 1060
+--error ER_DUP_FIELDNAME
 create table t2 (a int, a float) select * from t1;               
 drop table if exists t2;
---error 1060
+--error ER_DUP_FIELDNAME
 create table t2 (a int) select a as b, a+1 as b from t1;         
 drop table if exists t2;
---error 1060
+--error ER_DUP_FIELDNAME
 create table t2 (b int) select a as b, a+1 as b from t1;         
 drop table if exists t1,t2;
 
@@ -176,7 +170,7 @@ CREATE TABLE t1 (a int not null);
 INSERT INTO t1 values (1),(2),(1);
 --error ER_DUP_ENTRY
 CREATE TABLE t2 (primary key(a)) SELECT * FROM t1;
---error 1146
+--error ER_NO_SUCH_TABLE
 SELECT * from t2;
 DROP TABLE t1;
 DROP TABLE IF EXISTS t2;
@@ -202,7 +196,7 @@ SELECT @@storage_engine;
 CREATE TABLE t1 (a int not null);
 show create table t1;
 drop table t1;
---error 1286
+--error ER_UNKNOWN_STORAGE_ENGINE
 SET SESSION storage_engine="gemini";
 SELECT @@storage_engine;
 CREATE TABLE t1 (a int not null);
@@ -216,11 +210,11 @@ drop table t1;
 #
 create table t1 ( k1 varchar(2), k2 int, primary key(k1,k2));
 insert into t1 values ("a", 1), ("b", 2);
---error 1048
+--error ER_BAD_NULL_ERROR
 insert into t1 values ("c", NULL);
---error 1048
+--error ER_BAD_NULL_ERROR
 insert into t1 values (NULL, 3);
---error 1048
+--error ER_BAD_NULL_ERROR
 insert into t1 values (NULL, NULL);
 drop table t1;
 
@@ -262,11 +256,11 @@ drop table t1;
 #   "Table truncated when creating another table name with Spaces"
 #
 
---error 1103
+--error ER_WRONG_TABLE_NAME
 create table `t1 `(a int);
---error 1102
+--error ER_WRONG_DB_NAME
 create database `db1 `;
---error 1166
+--error ER_WRONG_COLUMN_NAME
 create table t1(`a ` int);
 
 #
@@ -274,11 +268,11 @@ create table t1(`a ` int);
 #   "Parser permits multiple commas without syntax error"
 #
 
---error 1064
+--error ER_PARSE_ERROR
 create table t1 (a int,);
---error 1064
+--error ER_PARSE_ERROR
 create table t1 (a int,,b int);
---error 1064
+--error ER_PARSE_ERROR
 create table t1 (,b int);
 
 #
@@ -320,13 +314,13 @@ create table t2 like t3;
 show create table t2;
 select * from t2;
 create table t3 like t1;
---error 1050
+--error ER_TABLE_EXISTS_ERROR
 create table t3 like mysqltest.t3;
---error 1049
+--error ER_BAD_DB_ERROR
 create table non_existing_database.t1 like t1;
 --error ER_NO_SUCH_TABLE
 create table t3 like non_existing_table;
---error 1050
+--error ER_TABLE_EXISTS_ERROR
 create temporary table t3 like t1;
 drop table t1, t2, t3;
 drop table t3;
@@ -360,7 +354,7 @@ SELECT @@storage_engine;
 CREATE TABLE t1 (a int not null);
 show create table t1;
 drop table t1;
---error 1286
+--error ER_UNKNOWN_STORAGE_ENGINE
 SET SESSION storage_engine="gemini";
 SELECT @@storage_engine;
 CREATE TABLE t1 (a int not null);
@@ -464,9 +458,9 @@ use test;
 # Test for Bug 856 'Naming a key "Primary" causes trouble'
 #
 
---error 1280
+--error ER_WRONG_NAME_FOR_INDEX
 create table t1 (a int, index `primary` (a));
---error 1280
+--error ER_WRONG_NAME_FOR_INDEX
 create table t1 (a int, index `PRIMARY` (a));
 
 create table t1 (`primary` int, index(`primary`));
@@ -475,9 +469,9 @@ create table t2 (`PRIMARY` int, index(`PRIMARY`));
 show create table t2;
 
 create table t3 (a int);
---error 1280
+--error ER_WRONG_NAME_FOR_INDEX
 alter table t3 add index `primary` (a);
---error 1280
+--error ER_WRONG_NAME_FOR_INDEX
 alter table t3 add index `PRIMARY` (a);
 
 create table t4 (`primary` int);
@@ -532,11 +526,11 @@ drop table t1;
 #
 # Bug#10413: Invalid column name is not rejected
 #
---error 1103
+--error ER_WRONG_TABLE_NAME
 create table t1(column.name int);
---error 1103
+--error ER_WRONG_TABLE_NAME
 create table t1(test.column.name int);
---error 1102
+--error ER_WRONG_DB_NAME
 create table t1(xyz.t1.name int);
 create table t1(t1.name int);
 create table t2(test.t2.name int);
@@ -575,7 +569,7 @@ drop table if exists test.t1;
 create database mysqltest;
 use mysqltest;
 create view v1 as select 'foo' from dual;
---error 1347
+--error ER_WRONG_OBJECT
 create table t1 like v1;
 drop view v1;
 drop database mysqltest;
@@ -696,7 +690,7 @@ drop table t1, t2;
 #
 # Bug #15316 SET value having comma not correctly handled
 #
---error 1367
+--error ER_ILLEGAL_VALUE_FOR_TYPE
 create table t1(a set("a,b","c,d") not null);
 
 # End of 4.1 tests
@@ -894,9 +888,9 @@ INSERT IGNORE INTO t1 (b) VALUES (5);
 
 CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
   SELECT a FROM t1;
---error 1062
+--error ER_DUP_ENTRY
 INSERT INTO t2 SELECT a FROM t1;
---error 1062
+--error ER_DUP_ENTRY
 INSERT INTO t2 SELECT a FROM t1;
 
 DROP TABLE t1, t2;
@@ -956,24 +950,24 @@ drop table t1,t2;
 # Test incorrect database names
 #
 
---error 1102
+--error ER_WRONG_DB_NAME
 CREATE DATABASE aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
---error 1102
+--error ER_WRONG_DB_NAME
 DROP DATABASE aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
 
 # TODO: enable these tests when RENAME DATABASE is implemented.
-# --error 1049
+# --error ER_BAD_DB_ERROR
 # RENAME DATABASE aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa TO a;
-# --error 1102
+# --error ER_WRONG_DB_NAME
 # RENAME DATABASE mysqltest TO aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
 # create database mysqltest;
-# --error 1102
+# --error ER_WRONG_DB_NAME
 # RENAME DATABASE mysqltest TO aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
 # drop database mysqltest;
 
---error 1102
+--error ER_WRONG_DB_NAME
 USE aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
---error 1102
+--error ER_WRONG_DB_NAME
 SHOW CREATE DATABASE aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
 
 #
@@ -1025,11 +1019,11 @@ before insert on имя_таблицы_в_кодировке_утф8_длино
 select TRIGGER_NAME from information_schema.triggers where
 trigger_schema='test';
 drop trigger имя_триггера_в_кодировке_утф8_длиной_больше_чем_49;
---error 1059
+--error ER_TOO_LONG_IDENT
 create trigger
 очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66
 before insert on имя_таблицы_в_кодировке_утф8_длиной_больше_чем_48 for each row set @a:=1;
---error 1059
+--error ER_TOO_LONG_IDENT
 drop trigger очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66;
 
 create procedure имя_процедуры_в_кодировке_утф8_длиной_больше_чем_50()
@@ -1038,7 +1032,7 @@ end;
 select ROUTINE_NAME from information_schema.routines where
 routine_schema='test';
 drop procedure имя_процедуры_в_кодировке_утф8_длиной_больше_чем_50;
---error 1059
+--error ER_TOO_LONG_IDENT
 create procedure очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66()
 begin
 end;
@@ -1049,7 +1043,7 @@ return 0;
 select ROUTINE_NAME from information_schema.routines where
 routine_schema='test';
 drop function имя_функции_в_кодировке_утф8_длиной_больше_чем_49;
---error 1059
+--error ER_TOO_LONG_IDENT
 create function очень_очень_очень_очень_очень_очень_очень_очень_длинная_строка_66()
    returns int
 return 0;
@@ -1917,16 +1911,22 @@ alter table t1 add
   key xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx0064 (f64) comment 'yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy';
 drop table t1;
 
---echo End of 5.5 tests
+--echo #
+--echo # End of 5.5 tests
+--echo #
 
-#
-# MDEV-4880 Attempt to create a table without columns produces ER_ILLEGAL_HA instead of ER_TABLE_MUST_HAVE_COLUMNS
-#
+--echo #
+--echo # MDEV-4880 Attempt to create a table without columns produces ER_ILLEGAL_HA instead of ER_TABLE_MUST_HAVE_COLUMNS
+--echo #
 --error ER_TABLE_MUST_HAVE_COLUMNS
 create table t1;
 
-#
-# MDEV-11231 Server crashes in check_duplicate_key on CREATE TABLE ... SELECT
-#
+--echo #
+--echo # MDEV-11231 Server crashes in check_duplicate_key on CREATE TABLE ... SELECT
+--echo #
 create table t1 (i int, j int, key(i), key(i)) as select 1 as i, 2 as j;
 drop table t1;
+
+--echo #
+--echo # End of 10.0 tests
+--echo #

sql/sql_class.h

@@ -5997,6 +5997,38 @@ class Sql_mode_save
   sql_mode_t old_mode; // SQL mode saved at construction time.
 };
 
+class Abort_on_warning_instant_set
+{
+  THD *m_thd;
+  bool m_save_abort_on_warning;
+public:
+  Abort_on_warning_instant_set(THD *thd, bool temporary_value)
+   :m_thd(thd), m_save_abort_on_warning(thd->abort_on_warning)
+  {
+    thd->abort_on_warning= temporary_value;
+  }
+  ~Abort_on_warning_instant_set()
+  {
+    m_thd->abort_on_warning= m_save_abort_on_warning;
+  }
+};
+
+class Check_level_instant_set
+{
+  THD *m_thd;
+  enum_check_fields m_check_level;
+public:
+  Check_level_instant_set(THD *thd, enum_check_fields temporary_value)
+   :m_thd(thd), m_check_level(thd->count_cuted_fields)
+  {
+    thd->count_cuted_fields= temporary_value;
+  }
+  ~Check_level_instant_set()
+  {
+    m_thd->count_cuted_fields= m_check_level;
+  }
+};
+
 class Switch_to_definer_security_ctx
 {
  public:

sql/unireg.cc

@@ -944,7 +944,7 @@ static bool make_empty_rec(THD *thd, uchar *buff, uint table_options,
   TABLE table;
   TABLE_SHARE share;
   Create_field *field;
-  enum_check_fields old_count_cuted_fields= thd->count_cuted_fields;
+  Check_level_instant_set old_count_cuted_fields(thd, CHECK_FIELD_WARN);
   DBUG_ENTER("make_empty_rec");
 
   /* We need a table to generate columns for default values */
@@ -963,7 +963,6 @@ static bool make_empty_rec(THD *thd, uchar *buff, uint table_options,
   null_pos= buff;
 
   List_iterator<Create_field> it(create_fields);
-  thd->count_cuted_fields= CHECK_FIELD_WARN;    // To find wrong default values
   while ((field=it++))
   {
     /* regfield don't have to be deleted as it's allocated on THD::mem_root */
@@ -1039,6 +1038,5 @@ static bool make_empty_rec(THD *thd, uchar *buff, uint table_options,
     *(null_pos + null_count / 8)|= ~(((uchar) 1 << (null_count & 7)) - 1);
 
 err:
-  thd->count_cuted_fields= old_count_cuted_fields;
   DBUG_RETURN(error);
 } /* make_empty_rec */