Merge from mysql-5.1.

configure.in

@@ -2835,7 +2835,7 @@ server_scripts=
 
 dnl This probably should be cleaned up more - for now the threaded
 dnl client is just using plain-old libs.
-sql_client_dirs="strings regex mysys dbug libmysql"
+sql_client_dirs="strings mysys dbug extra regex libmysql"
 
 AM_CONDITIONAL(THREAD_SAFE_CLIENT, test "$THREAD_SAFE_CLIENT" != "no")
 
@@ -2901,9 +2901,10 @@ AC_SUBST(mysql_plugin_defs)
 
 
 # Now that sql_client_dirs and sql_server_dirs are stable, determine the union.
-# Start with the (longer) server list, add each client item not yet present.
-sql_union_dirs=" $sql_server_dirs "
-for DIR in $sql_client_dirs
+# We support client-only builds by "--without-server", but not vice versa,
+# so we start with the client list, then add each server item not yet present.
+sql_union_dirs=" $sql_client_dirs "
+for DIR in $sql_server_dirs
 do
   if echo " $sql_union_dirs " | grep " $DIR " >/dev/null
   then

mysql-test/collections/default.experimental

@@ -2,6 +2,7 @@
 # in alphabetical order. This also helps with merge conflict resolution.
 
 binlog.binlog_tmp_table*                 # Bug#45578:2009-07-10 alik Test binlog_tmp_table fails ramdonly on PB2: Unknown table 't2'
+binlog.binlog_multi_engine               # joro : NDB tests marked as experimental as agreed with bochklin
 
 funcs_1.charset_collation_1              # depends on compile-time decisions
 

mysql-test/r/myisam.result

@@ -2290,13 +2290,6 @@ Table	Op	Msg_type	Msg_text
 test.t1	repair	error	myisam_sort_buffer_size is too small
 test.t1	repair	warning	Number of rows changed from 0 to 7168
 test.t1	repair	status	OK
-SET myisam_repair_threads=2;
-REPAIR TABLE t1;
-Table	Op	Msg_type	Msg_text
-test.t1	repair	error	myisam_sort_buffer_size is too small
-test.t1	repair	warning	Number of rows changed from # to 7168
-test.t1	repair	status	OK
-SET myisam_repair_threads=@@global.myisam_repair_threads;
 SET myisam_sort_buffer_size=@@global.myisam_sort_buffer_size;
 DROP TABLE t1;
 End of 5.1 tests

mysql-test/t/myisam.test

@@ -1538,11 +1538,14 @@ INSERT INTO t1 SELECT a+2560,b FROM t1;
 INSERT INTO t1 SELECT a+5120,b FROM t1;
 SET myisam_sort_buffer_size=4;
 REPAIR TABLE t1;
-SET myisam_repair_threads=2;
+
+# !!! Disabled until additional fix for BUG#47073 is pushed.
+#SET myisam_repair_threads=2;
 # May report different values depending on threads activity.
---replace_regex /changed from [0-9]+/changed from #/
-REPAIR TABLE t1;
-SET myisam_repair_threads=@@global.myisam_repair_threads;
+#--replace_regex /changed from [0-9]+/changed from #/
+#REPAIR TABLE t1;
+#SET myisam_repair_threads=@@global.myisam_repair_threads;
+
 SET myisam_sort_buffer_size=@@global.myisam_sort_buffer_size;
 DROP TABLE t1;
 

mysys/mf_keycache.c

@@ -1730,6 +1730,7 @@ restart:
       - block assigned but not yet read from file (invalid data).
   */
 
+#ifdef THREAD
   if (keycache->in_resize)
   {
     /* This is a request during a resize operation */
@@ -1971,6 +1972,9 @@ restart:
     }
     DBUG_RETURN(0);
   }
+#else /* THREAD */
+  DBUG_ASSERT(!keycache->in_resize);
+#endif
 
   if (page_status == PAGE_READ &&
       (block->status & (BLOCK_IN_EVICTION | BLOCK_IN_SWITCH |