Fixes after last merge.

Ignore changed keyblocks when on does DELETE FROM table_name;

acinclude.m4

@@ -746,7 +746,12 @@ AC_MSG_CHECKING(for OpenSSL)
     AC_DEFINE(HAVE_VIO)
     AC_MSG_RESULT(yes)
     openssl_libs="-L$OPENSSL_LIB -lssl -lcrypto"
+    # Don't set openssl_includes to /usr/include as this gives us a lot of
+    # compiler warnings when using gcc 3.x
+    if test "$OPENSSL_INCLUDE" != "/usr/include"
+    then
 	openssl_includes="-I$OPENSSL_INCLUDE"
+    fi
     AC_DEFINE(HAVE_OPENSSL)
 
     # openssl-devel-0.9.6 requires dlopen() and we can't link staticly

myisam/mi_delete_all.c

@@ -52,6 +52,11 @@ int mi_delete_all_rows(MI_INFO *info)
   VOID(_mi_writeinfo(info,WRITEINFO_UPDATE_KEYFILE));
   if (my_chsize(info->dfile, 0, 0, MYF(MY_WME)))
     goto err;
+  /*
+    If we are using delayed keys or if the user has done changes to the tables
+    since it was locked then there may be key blocks in the key cache
+  */
+  flush_key_blocks(share->kfile, FLUSH_IGNORE_CHANGED);
   allow_break();			/* Allow SIGHUP & SIGINT */
   DBUG_RETURN(0);
 

mysql-test/r/null_key.result

@@ -188,10 +188,43 @@ id	uniq_id
 4	2
 7	3
 8	4
+DROP table t1,t2;
+CREATE TABLE `t1` (
+`order_id` char(32) NOT NULL default '',
+`product_id` char(32) NOT NULL default '',
+`product_type` int(11) NOT NULL default '0',
+PRIMARY KEY  (`order_id`,`product_id`,`product_type`)
+) TYPE=MyISAM;
+CREATE TABLE `t2` (
+`order_id` char(32) NOT NULL default '',
+`product_id` char(32) NOT NULL default '',
+`product_type` int(11) NOT NULL default '0',
+PRIMARY KEY  (`order_id`,`product_id`,`product_type`)
+) TYPE=MyISAM;
+INSERT INTO t1 (order_id, product_id, product_type) VALUES
+('3d7ce39b5d4b3e3d22aaafe9b633de51',1206029, 3),
+('3d7ce39b5d4b3e3d22aaafe9b633de51',5880836, 3),
+('9d9aad7764b5b2c53004348ef8d34500',2315652, 3);
+INSERT INTO t2 (order_id, product_id, product_type) VALUES
+('9d9aad7764b5b2c53004348ef8d34500',2315652, 3);
+select t1.* from t1
+left join t2 using(order_id, product_id, product_type)
+where t2.order_id=NULL;
 order_id	product_id	product_type
+select t1.* from t1
+left join t2 using(order_id, product_id, product_type)
+where t2.order_id is NULL;
 order_id	product_id	product_type
 3d7ce39b5d4b3e3d22aaafe9b633de51	1206029	3
 3d7ce39b5d4b3e3d22aaafe9b633de51	5880836	3
+drop table t1,t2;
+create table t1 (id int);
+insert into t1 values (null), (0);
+create table t2 (id int);
+insert into t2 values (null);
+select * from t1, t2 where t1.id = t2.id;
 id	id
+alter table t1 add key id (id);
+select * from t1, t2 where t1.id = t2.id;
 id	id
-DROP table t1,t2;
+drop table t1,t2;

sql/ha_innodb.cc

@@ -3640,46 +3640,6 @@ ha_innobase::reset(void)
 }
 
 
-/**********************************************************************
-When we create a temporary table inside MySQL LOCK TABLES, MySQL will
-not call external_lock for the temporary table when it uses it. Instead,
-it will call this function. */
-
-int
-ha_innobase::start_stmt(
-/*====================*/
-	              /* out: 0 or error code */
-        THD*    thd)  /* in: handle to the user thread */
-{
-  row_prebuilt_t* prebuilt = (row_prebuilt_t*) innobase_prebuilt;
-  trx_t*          trx;
-
-  update_thd(thd);
-
-  trx = prebuilt->trx;
-
-  innobase_release_stat_resources(trx);
-  trx_mark_sql_stat_end(trx);
-
-  auto_inc_counter_for_this_stat = 0;
-  prebuilt->sql_stat_start = TRUE;
-  prebuilt->hint_no_need_to_fetch_extra_cols = TRUE;
-  prebuilt->read_just_key = 0;
-
-  if (prebuilt->select_lock_type == LOCK_NONE) {
-          /* This handle is for a temporary table created inside
-          this same LOCK TABLES; since MySQL does NOT call external_lock
-          in this case, we must use x-row locks inside InnoDB to be
-          prepared for an update of a row */
-
-          prebuilt->select_lock_type = LOCK_X;
-  }
-
-  thd->transaction.all.innodb_active_trans = 1;
-
-  return(0);
-}
-
 /**********************************************************************
 When we create a temporary table inside MySQL LOCK TABLES, MySQL will
 not call external_lock for the temporary table when it uses it. Instead,

sql/sql_parse.cc

@@ -3356,10 +3356,10 @@ bool reload_acl_and_cache(THD *thd, ulong options, TABLE_LIST *tables)
   }
   if (options & REFRESH_LOG)
   {
-    mysql_log.new_file(0);
-    mysql_update_log.new_file(0);
-    mysql_bin_log.new_file(0);
-    mysql_slow_log.new_file(0);
+    mysql_log.new_file(1);
+    mysql_update_log.new_file(1);
+    mysql_bin_log.new_file(1);
+    mysql_slow_log.new_file(1);
     if (ha_flush_logs())
       result=1;
   }