merge with 4.0

BitKeeper/etc/logging_ok:
  auto-union
VC++Files/innobase/innobase.dsp:
  Auto merged
VC++Files/libmysql/libmysql.dsp:
  Auto merged
acinclude.m4:
  Auto merged
configure.in:
  Auto merged
BitKeeper/deleted/.del-com0shm.c~6a16f0c3d81de1f:
  Auto merged
BitKeeper/deleted/.del-mysql_fix_privilege_tables.sql:
  Auto merged
extra/replace.c:
  Auto merged
include/my_sys.h:
  Auto merged
innobase/btr/btr0btr.c:
  Auto merged
innobase/btr/btr0cur.c:
  Auto merged
innobase/btr/btr0pcur.c:
  Auto merged
innobase/btr/btr0sea.c:
  Auto merged
innobase/configure.in:
  Auto merged
innobase/data/data0data.c:
  Auto merged
innobase/dict/dict0boot.c:
  Auto merged
innobase/dict/dict0crea.c:
  Auto merged
innobase/dict/dict0dict.c:
  Auto merged
innobase/dict/dict0load.c:
  Auto merged
innobase/dict/dict0mem.c:
  Auto merged
innobase/ha/ha0ha.c:
  Auto merged
innobase/ha/hash0hash.c:
  Auto merged
innobase/include/btr0btr.ic:
  Auto merged
innobase/include/data0type.ic:
  Auto merged
innobase/include/dict0mem.h:
  Auto merged
innobase/include/log0log.ic:
  Auto merged
innobase/include/mach0data.ic:
  Auto merged
innobase/include/mtr0log.h:
  Auto merged
innobase/include/mtr0mtr.h:
  Auto merged
innobase/include/os0file.h:
  Auto merged
innobase/include/row0upd.ic:
  Auto merged
innobase/include/srv0srv.h:
  Auto merged
innobase/include/sync0sync.h:
  Auto merged
innobase/include/trx0rseg.ic:
  Auto merged
innobase/lock/lock0lock.c:
  Auto merged
innobase/log/log0recv.c:
  Auto merged
innobase/mem/mem0dbg.c:
  Auto merged
innobase/mtr/mtr0log.c:
  Auto merged
innobase/mtr/mtr0mtr.c:
  Auto merged
innobase/os/os0file.c:
  Auto merged
innobase/page/page0cur.c:
  Auto merged
innobase/page/page0page.c:
  Auto merged
innobase/pars/lexyy.c:
  Auto merged
innobase/read/read0read.c:
  Auto merged
innobase/rem/rem0cmp.c:
  Auto merged
innobase/rem/rem0rec.c:
  Auto merged
innobase/row/row0ins.c:
  Auto merged
innobase/row/row0mysql.c:
  Auto merged
innobase/row/row0purge.c:
  Auto merged
innobase/row/row0sel.c:
  Auto merged
innobase/row/row0undo.c:
  Auto merged
innobase/row/row0upd.c:
  Auto merged
innobase/srv/srv0srv.c:
  Auto merged
innobase/srv/srv0start.c:
  Auto merged
innobase/sync/sync0rw.c:
  Auto merged
innobase/thr/thr0loc.c:
  Auto merged
innobase/trx/trx0purge.c:
  Auto merged
innobase/trx/trx0rec.c:
  Auto merged
innobase/trx/trx0roll.c:
  Auto merged
innobase/trx/trx0trx.c:
  Auto merged
innobase/trx/trx0undo.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/myisamchk.c:
  Auto merged
mysql-test/r/multi_update.result:
  Auto merged
mysql-test/r/mysqlbinlog.result:
  Auto merged
mysql-test/r/rpl_error_ignored_table.result:
  Auto merged
mysql-test/t/multi_update.test:
  Auto merged
mysql-test/t/rpl_error_ignored_table.test:
  Auto merged
mysys/mf_iocache.c:
  Auto merged
mysys/mf_pack.c:
  Auto merged
mysys/my_getopt.c:
  Auto merged
sql/ha_berkeley.cc:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/lock.cc:
  Auto merged
sql/log.cc:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/set_var.h:
  Auto merged
sql/sql_cache.cc:
  Auto merged
sql/sql_cache.h:
  Auto merged
sql/sql_delete.cc:
  Auto merged
sql/sql_handler.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_list.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_update.cc:
  Auto merged
tests/thread_test.c:
  Auto merged
client/mysqldump.c:
  Keep original indentation
mysql-test/r/merge.result:
  keep old file
scripts/mysql_fix_privilege_tables.sh:
  Keep old structure in merge with 4.0
sql/table.cc:
  merge with 4.0 + simple optimizations

innobase/trx/trx0rec.c

@@ -1070,7 +1070,9 @@ trx_undo_report_row_operation(
 						IB__FILE__, __LINE__,
 						&mtr);
 
+#ifdef UNIV_SYNC_DEBUG
 		buf_page_dbg_add_level(undo_page, SYNC_TRX_UNDO_PAGE);
+#endif /* UNIV_SYNC_DEBUG */
 
 		if (op_type == TRX_UNDO_INSERT_OP) {
 			offset = trx_undo_page_report_insert(undo_page, trx,
@@ -1197,7 +1199,9 @@ trx_undo_get_undo_rec(
 	trx_undo_rec_t** undo_rec,	/* out, own: copy of the record */
 	mem_heap_t*	heap)		/* in: memory heap where copied */
 {
+#ifdef UNIV_SYNC_DEBUG
 	ut_ad(rw_lock_own(&(purge_sys->latch), RW_LOCK_SHARED));
+#endif /* UNIV_SYNC_DEBUG */
 
 	if (!trx_purge_update_undo_must_exist(trx_id)) {
 
@@ -1257,7 +1261,9 @@ trx_undo_prev_version_build(
 	ulint		i;
 	char		err_buf[1000];
 
+#ifdef UNIV_SYNC_DEBUG
 	ut_ad(rw_lock_own(&(purge_sys->latch), RW_LOCK_SHARED));
+#endif /* UNIV_SYNC_DEBUG */
 	ut_ad(mtr_memo_contains(index_mtr, buf_block_align(index_rec), 
 						MTR_MEMO_PAGE_S_FIX) ||
 	      mtr_memo_contains(index_mtr, buf_block_align(index_rec),