Merge with 4.0

BitKeeper/etc/ignore:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
BitKeeper/deleted/.del-compile-netware-standard:
  Delete: netware/BUILD/compile-netware-standard
BitKeeper/deleted/.del-mwenv:
  Delete: netware/BUILD/mwenv
BitKeeper/deleted/.del-nwbootstrap:
  Delete: netware/BUILD/nwbootstrap
BitKeeper/deleted/.del-compile-AUTOTOOLS:
  Delete: netware/BUILD/compile-AUTOTOOLS
BitKeeper/deleted/.del-compile-linux-tools:
  Delete: netware/BUILD/compile-linux-tools
BitKeeper/deleted/.del-compile-netware-END:
  Delete: netware/BUILD/compile-netware-END
BitKeeper/deleted/.del-compile-netware-START:
  Delete: netware/BUILD/compile-netware-START
BitKeeper/deleted/.del-compile-netware-all:
  Delete: netware/BUILD/compile-netware-all
BitKeeper/deleted/.del-compile-netware-debug:
  Delete: netware/BUILD/compile-netware-debug
BitKeeper/deleted/.del-mwasmnlm~bc5746809d67feb5:
  Auto merged
BitKeeper/deleted/.del-mwenv~35c8b56062f4b6aa:
  Auto merged
BitKeeper/deleted/.del-mwccnlm~be63afd25a14c3f:
  Auto merged
BitKeeper/deleted/.del-mwldnlm~efb26c57cba3c980:
  Auto merged
BitKeeper/deleted/.del-netware.patch~f70a3a965f54d9ee:
  Auto merged
Docs/internals.texi:
  Auto merged
VC++Files/bdb/bdb.dsp:
  Auto merged
VC++Files/bdb/build_win32/Berkeley_DB.dsw:
  Auto merged
VC++Files/bdb/build_win32/db_archive.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_buildall.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_checkpoint.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_deadlock.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_dll.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_dump.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_java.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_load.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_printlog.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_recover.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_stat.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_static.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_static1.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_tcl.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_test.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_upgrade.dsp:
  Auto merged
VC++Files/bdb/build_win32/db_verify.dsp:
  Auto merged
VC++Files/bdb/build_win32/ex_access.dsp:
  Auto merged
VC++Files/bdb/build_win32/ex_btrec.dsp:
  Auto merged
VC++Files/bdb/build_win32/ex_env.dsp:
  Auto merged
VC++Files/bdb/build_win32/ex_lock.dsp:
  Auto merged
VC++Files/bdb/build_win32/ex_mpool.dsp:
  Auto merged
VC++Files/bdb/build_win32/ex_tpcb.dsp:
  Auto merged
VC++Files/bdb/build_win32/excxx_access.dsp:
  Auto merged
VC++Files/bdb/build_win32/excxx_btrec.dsp:
  Auto merged
VC++Files/bdb/build_win32/excxx_env.dsp:
  Auto merged
VC++Files/bdb/build_win32/excxx_lock.dsp:
  Auto merged
VC++Files/bdb/build_win32/excxx_mpool.dsp:
  Auto merged
VC++Files/bdb/build_win32/excxx_tpcb.dsp:
  Auto merged
VC++Files/client/mysql.dsp:
  Auto merged
VC++Files/client/mysqladmin.dsp:
  Auto merged
VC++Files/client/mysqlcheck.dsp:
  Auto merged
VC++Files/client/mysqlclient.dsp:
  Auto merged
VC++Files/client/mysqlclient.dsw:
  Auto merged
VC++Files/client/mysqldump.dsp:
  Auto merged
VC++Files/client/mysqlimport.dsp:
  Auto merged
VC++Files/client/mysqlshow.dsp:
  Auto merged
VC++Files/comp_err/comp_err.dsp:
  Auto merged
VC++Files/contrib/asm386/zlibvc.dsp:
  Auto merged
VC++Files/contrib/asm386/zlibvc.dsw:
  Auto merged
VC++Files/contrib/minizip/zlibvc.dsp:
  Auto merged
VC++Files/contrib/minizip/zlibvc.dsw:
  Auto merged
VC++Files/dbug/dbug.dsp:
  Auto merged
VC++Files/dbug/dbug.dsw:
  Auto merged
VC++Files/heap/heap.dsp:
  Auto merged
VC++Files/innobase/innobase.dsp:
  Auto merged
VC++Files/isam/isam.dsp:
  Auto merged
VC++Files/isam/isam.dsw:
  Auto merged
VC++Files/isamchk/isamchk.dsp:
  Auto merged
VC++Files/libmysql/libmysql.dsp:
  Auto merged
VC++Files/libmysql/libmysql.dsw:
  Auto merged
VC++Files/libmysqld/examples/test_libmysqld.dsp:
  Auto merged
VC++Files/libmysqld/libmysqld.dsp:
  Auto merged
VC++Files/libmysqltest/myTest.dsp:
  Auto merged
VC++Files/libmysqltest/mytest.dsw:
  Auto merged
VC++Files/merge/merge.dsp:
  Auto merged
VC++Files/merge/merge.dsw:
  Auto merged
VC++Files/my_print_defaults/my_print_defaults.dsp:
  Auto merged
VC++Files/myisam/myisam.dsp:
  Auto merged
VC++Files/myisamchk/myisamchk.dsp:
  Auto merged
VC++Files/myisamlog/myisamlog.dsp:
  Auto merged
VC++Files/myisammrg/myisammrg.dsp:
  Auto merged
VC++Files/mysql.dsp:
  Auto merged
VC++Files/mysql.dsw:
  Auto merged
VC++Files/myisampack/myisampack.dsp:
  Auto merged
VC++Files/mysqlbinlog/mysqlbinlog.dsp:
  Auto merged
VC++Files/mysqlcheck/mysqlcheck.dsp:
  Auto merged
VC++Files/mysqldemb/mysqldemb.dsp:
  Auto merged
VC++Files/mysqlmanager/MySqlManager.dsp:
  Auto merged
VC++Files/mysqlmanager/mysqlmanager.dsw:
  Auto merged
VC++Files/mysqlserver/mysqlserver.dsp:
  Auto merged
VC++Files/mysqlshutdown/myshutdown.dsp:
  Auto merged
VC++Files/mysqlshutdown/mysqlshutdown.dsp:
  Auto merged
VC++Files/mysqlwatch/mysqlwatch.dsp:
  Auto merged
VC++Files/mysys/mysys.dsp:
  Auto merged
VC++Files/mysys/mysys.dsw:
  Auto merged
VC++Files/pack_isam/pack_isam.dsp:
  Auto merged
VC++Files/perror/perror.dsp:
  Auto merged
VC++Files/regex/regex.dsp:
  Auto merged
VC++Files/regex/regex.dsw:
  Auto merged
VC++Files/replace/replace.dsp:
  Auto merged
VC++Files/sql/mysqld.dsw:
  Auto merged
VC++Files/sql/mysqldmax.dsp:
  Auto merged
VC++Files/sql/old/mysqld.dsw:
  Auto merged
VC++Files/strings/MASM6x/strings.dsp:
  Auto merged
VC++Files/strings/MASM6x/strings.dsw:
  Auto merged
VC++Files/strings/backup/strings.dsp:
  Auto merged
VC++Files/strings/backup/strings.dsw:
  Auto merged
VC++Files/strings/noMASM/strings.dsp:
  Auto merged
VC++Files/strings/noMASM/strings.dsw:
  Auto merged
VC++Files/strings/strings.dsw:
  Auto merged
VC++Files/test1/test1.dsp:
  Auto merged
VC++Files/thr_insert_test/thr_insert_test.dsp:
  Auto merged
VC++Files/thr_test/thr_test.dsp:
  Auto merged
VC++Files/vio/vio.dsp:
  Auto merged
VC++Files/zlib/zlib.dsp:
  Auto merged
client/mysqlbinlog.cc:
  Auto merged
client/mysqlshow.c:
  Auto merged
include/my_global.h:
  Auto merged
include/my_sys.h:
  Auto merged
include/myisam.h:
  Auto merged
include/thr_lock.h:
  Auto merged
include/violite.h:
  Auto merged
innobase/buf/buf0buf.c:
  Auto merged
innobase/os/os0file.c:
  Auto merged
innobase/row/row0sel.c:
  Auto merged
innobase/srv/srv0start.c:
  Auto merged
innobase/trx/trx0sys.c:
  Auto merged
libmysqld/lib_vio.c:
  Auto merged
myisam/mi_create.c:
  Auto merged
mysql-test/Makefile.am:
  Auto merged
mysql-test/r/create.result:
  Auto merged
mysql-test/r/group_by.result:
  Auto merged
mysql-test/r/innodb.result:
  Auto merged
mysql-test/r/join.result:
  Auto merged
mysql-test/r/rpl000001.result:
  Auto merged
mysql-test/r/select.result:
  Auto merged
mysql-test/t/auto_increment.test:
  Auto merged
mysql-test/t/create.test:
  Auto merged
mysql-test/t/func_like.test:
  Auto merged
mysql-test/t/group_by.test:
  Auto merged
mysql-test/t/innodb.test:
  Auto merged
mysql-test/t/join.test:
  Auto merged
mysql-test/t/type_datetime.test:
  Auto merged
mysql-test/t/type_timestamp.test:
  Auto merged
mysys/default.c:
  Auto merged
mysys/thr_lock.c:
  Auto merged
scripts/make_binary_distribution.sh:
  Auto merged
scripts/mysqld_safe.sh:
  Auto merged
sql/filesort.cc:
  Auto merged
sql/ha_innodb.h:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/lock.cc:
  Auto merged
sql/log.cc:
  Auto merged
sql/log_event.h:
  Auto merged
sql/mf_iocache.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/net_serv.cc:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/repl_failsafe.cc:
  Auto merged
sql/repl_failsafe.h:
  Auto merged
sql/slave.cc:
  Auto merged
sql/slave.h:
  Auto merged
sql/sql_analyse.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql-bench/crash-me.sh:
  Auto merged
sql/share/polish/errmsg.txt:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_rename.cc:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_repl.h:
  Auto merged
sql/sql_update.cc:
  Auto merged
sql/stacktrace.c:
  Auto merged
sql/table.cc:
  Auto merged
sql/unireg.h:
  Auto merged
strings/ctype-tis620.c:
  Auto merged
strings/t_ctype.h:
  Auto merged
support-files/mysql.spec.sh:
  Auto merged
tests/grant.res:
  Auto merged
vio/viosocket.c:
  Auto merged

1 files changed, 93 insertions, 2 deletions

diff --git a/sql/lock.cc b/sql/lock.cc
index 8f342b28d67..82004298453 100644
--- a/sql/lock.cc
+++ b/sql/lock.cc
@@ -319,6 +319,25 @@ void mysql_lock_abort(THD *thd, TABLE *table)
 }
 
 
+/* Abort one thread / table combination */
+
+void mysql_lock_abort_for_thread(THD *thd, TABLE *table)
+{
+  MYSQL_LOCK *locked;
+  TABLE *write_lock_used;
+  DBUG_ENTER("mysql_lock_abort_for_thread");
+
+  if ((locked = get_lock_data(thd,&table,1,1,&write_lock_used)))
+  {
+    for (uint i=0; i < locked->lock_count; i++)
+      thr_abort_locks_for_thread(locked->locks[i]->lock,
+				 table->in_use->real_id);
+    my_free((gptr) locked,MYF(0));
+  }
+  DBUG_VOID_RETURN;
+}
+
+
 MYSQL_LOCK *mysql_lock_merge(MYSQL_LOCK *a,MYSQL_LOCK *b)
 {
   MYSQL_LOCK *sql_lock;
@@ -478,11 +497,12 @@ int lock_table_name(THD *thd, TABLE_LIST *table_list)
 {
   TABLE *table;
   char  key[MAX_DBKEY_LENGTH];
+  char *db= table_list->db ? table_list->db : (thd->db ? thd->db : (char*) "");
   uint  key_length;
   DBUG_ENTER("lock_table_name");
   safe_mutex_assert_owner(&LOCK_open);
 
-  key_length=(uint) (strmov(strmov(key,table_list->db)+1,table_list->real_name)
+  key_length=(uint) (strmov(strmov(key,db)+1,table_list->real_name)
 		     -key)+ 1;
 
   /* Only insert the table if we haven't insert it already */
@@ -511,7 +531,7 @@ int lock_table_name(THD *thd, TABLE_LIST *table_list)
     my_free((gptr) table,MYF(0));
     DBUG_RETURN(-1);
   }
-  if (remove_table_from_cache(thd, table_list->db, table_list->real_name))
+  if (remove_table_from_cache(thd, db, table_list->real_name))
     DBUG_RETURN(1);					// Table is in use
   DBUG_RETURN(0);
 }
@@ -555,6 +575,77 @@ bool wait_for_locked_table_names(THD *thd, TABLE_LIST *table_list)
   DBUG_RETURN(result);
 }
 
+
+/*
+  Lock all tables in list with a name lock
+
+  SYNOPSIS
+    lock_table_names()
+    thd			Thread handle
+    table_list		Names of tables to lock
+
+  NOTES
+    One must have a lock on LOCK_open when calling this
+
+  RETURN
+    0	ok
+    1	Fatal error (end of memory ?)
+*/
+
+bool lock_table_names(THD *thd, TABLE_LIST *table_list)
+{
+  bool got_all_locks=1;
+  TABLE_LIST *lock_table;
+
+  for (lock_table=table_list ; lock_table ; lock_table=lock_table->next)
+  {
+    int got_lock;
+    if ((got_lock=lock_table_name(thd,lock_table)) < 0)
+      goto end;					// Fatal error
+    if (got_lock)
+      got_all_locks=0;				// Someone is using table
+  }
+
+  /* If some table was in use, wait until we got the lock */
+  if (!got_all_locks && wait_for_locked_table_names(thd, table_list))
+    goto end;
+  return 0;
+
+end:
+  unlock_table_names(thd, table_list, lock_table);
+  return 1;
+}
+
+
+/*
+  Unlock all tables in list with a name lock
+
+  SYNOPSIS
+    unlock_table_names()
+    thd			Thread handle
+    table_list		Names of tables to unlock
+    last_table		Don't unlock any tables after this one.
+			(default 0, which will unlock all tables)
+
+  NOTES
+    One must have a lock on LOCK_open when calling this
+    This function will send a COND_refresh signal to inform other threads
+    that the name locks are removed
+
+  RETURN
+    0	ok
+    1	Fatal error (end of memory ?)
+*/
+
+void unlock_table_names(THD *thd, TABLE_LIST *table_list,
+			TABLE_LIST *last_table)
+{
+  for (TABLE_LIST *table=table_list ; table != last_table ; table=table->next)
+    unlock_table_name(thd,table);
+  pthread_cond_broadcast(&COND_refresh);
+}
+
+
 static void print_lock_error(int error)
 {
   int textno;