Merge with 4.0 for 4.1 release

Noteworthy:
- New HANDLER code
- New multi-update-grant-check code
- Table lock code in ha_innodb.cc was not applied


BitKeeper/etc/logging_ok:
  auto-union
BitKeeper/deleted/.del-ctype-latin1_de.c~c5d8f9208bceb98e:
  Auto merged
Build-tools/mysql-copyright-2:
  Auto merged
acinclude.m4:
  Auto merged
client/mysqladmin.c:
  Auto merged
client/mysqldump.c:
  Auto merged
include/config-win.h:
  Auto merged
include/my_global.h:
  Auto merged
include/myisam.h:
  Auto merged
innobase/btr/btr0btr.c:
  Auto merged
innobase/buf/buf0buf.c:
  Auto merged
ltmain.sh:
  Auto merged
innobase/dict/dict0dict.c:
  Auto merged
innobase/fsp/fsp0fsp.c:
  Auto merged
innobase/include/dict0dict.h:
  Auto merged
innobase/include/row0mysql.h:
  Auto merged
innobase/log/log0log.c:
  Auto merged
innobase/log/log0recv.c:
  Auto merged
innobase/pars/pars0opt.c:
  Auto merged
innobase/row/row0row.c:
  Auto merged
innobase/sync/sync0arr.c:
  Auto merged
innobase/ut/ut0dbg.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/mi_close.c:
  Auto merged
myisam/mi_create.c:
  Auto merged
myisam/mi_locking.c:
  Auto merged
myisam/myisampack.c:
  Auto merged
mysql-test/r/delete.result:
  Auto merged
mysql-test/r/func_if.result:
  Auto merged
Build-tools/mysql-copyright:
  Merge with 4.0 (too most of the code from 4.0)
Makefile.am:
  merge
client/mysql.cc:
  Used 4.1 code
configure.in:
  merge
innobase/os/os0file.c:
  merge
innobase/row/row0mysql.c:
  merge
mysql-test/r/ctype_latin1_de.result:
  merge
mysql-test/r/flush_table.result:
  merge
mysql-test/r/func_str.result:
  merge
mysql-test/r/handler.result:
  merge
mysql-test/r/multi_update.result:
  merge
mysql-test/r/type_timestamp.result:
  Removed testing of 'new' mode, as this is only relevant for 4.0
mysql-test/r/update.result:
  merge
mysql-test/t/delete.test:
  merge
mysql-test/t/flush_table.test:
  merge
mysql-test/t/func_str.test:
  merge
mysql-test/t/handler.test:
  merge
mysql-test/t/multi_update.test:
  merge
mysql-test/t/type_timestamp.test:
  Removed testing of 'new' mode, as this is only relevant for 4.0
mysql-test/t/update.test:
  merge
mysys/errors.c:
  merge
mysys/my_fstream.c:
  merge
mysys/my_pread.c:
  merge
mysys/my_write.c:
  merge
mysys/mysys_priv.h:
  merge
scripts/mysqlhotcopy.sh:
  merge
sql/field.cc:
  Keep code from 4.1
sql/field.h:
  Keep code from 4.1
sql/ha_innodb.cc:
  Don't merge lock code from 4.0; Heikki will look at this
sql/ha_myisam.cc:
  merge
sql/handler.cc:
  merge
sql/item_cmpfunc.cc:
  merge
sql/item_cmpfunc.h:
  merge
sql/item_strfunc.cc:
  merge
sql/mysql_priv.h:
  merge
sql/mysqld.cc:
  merge
sql/protocol.cc:
  merge
sql/records.cc:
  merge
sql/repl_failsafe.cc:
  merge
mysql-test/r/lock_multi.result:
  merge
mysql-test/t/ctype_latin1_de.test:
  merge
mysql-test/t/func_if.test:
  merge
mysql-test/t/lock_multi.test:
  merge
sql/repl_failsafe.h:
  merge
  Remove unnessessary header protection
sql/slave.h:
  merge
sql/sql_acl.cc:
  merge
sql/sql_base.cc:
  merge
sql/sql_cache.cc:
  auto merge
sql/sql_class.cc:
  merge
sql/sql_class.h:
  merge
sql/sql_delete.cc:
  merge
sql/sql_handler.cc:
  Get new HANDLER code into 4.1
sql/sql_parse.cc:
  Keep old file
sql/sql_repl.cc:
  merge
sql/sql_repl.h:
  merge
sql/sql_show.cc:
  merge
sql/sql_table.cc:
  merge
sql/sql_union.cc:
  Applied the examine_rows bug fix from 4.0 by hand
sql/sql_update.cc:
  New multi-update-grant-check code from 4.0
sql/sql_yacc.yy:
  New multi-update-grant-check code from 4.0
sql/stacktrace.c:
  merge
sql/table.h:
  merge

2 files changed, 9 insertions, 5 deletions

diff --git a/innobase/include/dict0dict.h b/innobase/include/dict0dict.h
index a1a1ebdfe08..4dbbd5b4886 100644
--- a/innobase/include/dict0dict.h
+++ b/innobase/include/dict0dict.h
@@ -604,8 +604,10 @@ dict_index_contains_col_or_prefix(
 	dict_index_t*	index,	/* in: index */
 	ulint		n);	/* in: column number */
 /************************************************************************
-Looks for a matching field in an index. The column and the prefix len has
-to be the same. */
+Looks for a matching field in an index. The column has to be the same. The
+column in index must be complete, or must contain a prefix longer than the
+column in index2. That is, we must be able to construct the prefix in index2
+from the prefix in index. */
 
 ulint
 dict_index_get_nth_field_pos(
diff --git a/innobase/include/row0mysql.h b/innobase/include/row0mysql.h
index 8f6264944ce..9437ed4b6ee 100644
--- a/innobase/include/row0mysql.h
+++ b/innobase/include/row0mysql.h
@@ -559,9 +559,11 @@ struct row_prebuilt_struct {
 	dtuple_t*	clust_ref;	/* prebuilt dtuple used in
 					sel/upd/del */
 	ulint		select_lock_type;/* LOCK_NONE, LOCK_S, or LOCK_X */
-	ulint		stored_select_lock_type;/* inside LOCK TABLES, either
-					LOCK_S or LOCK_X depending on the lock
-					type */
+	ulint		stored_select_lock_type;/* this field is used to
+					remember the original select_lock_type
+					that was decided in ha_innodb.cc,
+					::store_lock(), ::external_lock(),
+					etc. */
 	ulint		mysql_row_len;	/* length in bytes of a row in the
 					MySQL format */
 	ulint		n_rows_fetched;	/* number of rows fetched after