Merge on pull

sql/mysqld.cc: Auto merged
2025-08-07 00:04:31 +03:00 · 2004-11-12 17:48:01 +02:00
parent 5cc4a6e928 55ae2e7880
commit 4e561d743f
31 changed files with 458 additions and 190 deletions
--- a/BitKeeper/etc/logging_ok
+++ b/BitKeeper/etc/logging_ok
@@ -195,6 +195,7 @@ tim@bitch.mysql.fi
 tim@black.box
 tim@hundin.mysql.fi
 tim@sand.box
+tim@siva.hindu.god
 tim@threads.polyesthetic.msg
 tim@white.box
 tim@work.mysql.com
--- a/Build-tools/Bootstrap
+++ b/Build-tools/Bootstrap
@@ -288,6 +288,10 @@ unless ($opt_skip_manual)
 		system ("bk cat $opt_docdir/Docs/$file.texi > $target_dir/Docs/$file.texi") == 0
 		or &abort("Could not update $file.texi in $target_dir/Docs/!");
 	}
+        system ("rm -f $target_dir/Docs/Images/Makefile*") == 0
+        or &abort("Could not remove Makefiles in $target_dir/Docs/Images/!");
+        system ("cp $opt_docdir/Docs/Images/*.* $target_dir/Docs/Images") == 0
+        or &abort("Could not copy image files in $target_dir/Docs/Images/!");
 }

 #
--- a/Docs/Makefile.am
+++ b/Docs/Makefile.am
@@ -24,6 +24,8 @@ BUILT_SOURCES =		$(targets) manual_toc.html include.texi
 EXTRA_DIST =		$(noinst_SCRIPTS) $(BUILT_SOURCES) mysqld_error.txt \
 			INSTALL-BINARY reservedwords.texi internals.texi

+SUBDIRS =		Images
+
 all:			$(targets) txt_files

 txt_files:		../INSTALL-SOURCE ../COPYING ../INSTALL-WIN-SOURCE ../EXCEPTIONS-CLIENT \
--- a/client/mysqldump.c
+++ b/client/mysqldump.c
@@ -255,23 +255,18 @@ static struct my_option my_long_options[] =
   "Option automatically turns --lock-tables off.",
   (gptr*) &opt_master_data, (gptr*) &opt_master_data, 0,
   GET_UINT, REQUIRED_ARG, 0, 0, MYSQL_OPT_MASTER_DATA_COMMENTED_SQL, 0, 0, 0},
+  {"max_allowed_packet", OPT_MAX_ALLOWED_PACKET, "",
+    (gptr*) &opt_max_allowed_packet, (gptr*) &opt_max_allowed_packet, 0,
+    GET_ULONG, REQUIRED_ARG, 24*1024*1024, 4096, 
+   (longlong) 2L*1024L*1024L*1024L, MALLOC_OVERHEAD, 1024, 0},
+  {"net_buffer_length", OPT_NET_BUFFER_LENGTH, "",
+    (gptr*) &opt_net_buffer_length, (gptr*) &opt_net_buffer_length, 0,
+    GET_ULONG, REQUIRED_ARG, 1024*1024L-1025, 4096, 16*1024L*1024L,
+   MALLOC_OVERHEAD-1024, 1024, 0},
  {"no-autocommit", OPT_AUTOCOMMIT,
   "Wrap tables with autocommit/commit statements.",
   (gptr*) &opt_autocommit, (gptr*) &opt_autocommit, 0, GET_BOOL, NO_ARG,
   0, 0, 0, 0, 0, 0},
-  /*
-    Note that the combination --single-transaction --master-data
-    will give bullet-proof binlog position only if server >=4.1.3. That's the
-    old "FLUSH TABLES WITH READ LOCK does not block commit" fixed bug.
-  */
-  {"single-transaction", OPT_TRANSACTION,
-   "Creates a consistent snapshot by dumping all tables in a single "
-   "transaction. Works ONLY for tables stored in storage engines which "
-   "support multiversioning (currently only InnoDB does); the dump is NOT "
-   "guaranteed to be consistent for other storage engines. Option "
-   "automatically turns off --lock-tables.",
-   (gptr*) &opt_single_transaction, (gptr*) &opt_single_transaction, 0,
-   GET_BOOL, NO_ARG,  0, 0, 0, 0, 0, 0},
  {"no-create-db", 'n',
   "'CREATE DATABASE /*!32312 IF NOT EXISTS*/ db_name;' will not be put in the output. The above line will be added otherwise, if --databases or --all-databases option was given.}.",
   (gptr*) &opt_create_db, (gptr*) &opt_create_db, 0, GET_BOOL, NO_ARG, 0, 0,
@@ -283,13 +278,6 @@ static struct my_option my_long_options[] =
  {"no-set-names", 'N',
   "Deprecated. Use --skip-set-charset instead.",
   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
-  {"set-charset", OPT_SET_CHARSET,
-   "Add 'SET NAMES default_character_set' to the output. Enabled by default; suppress with --skip-set-charset.",
-   (gptr*) &opt_set_charset, (gptr*) &opt_set_charset, 0, GET_BOOL, NO_ARG, 1,
-   0, 0, 0, 0, 0},
-  {"set-variable", 'O',
-   "Change the value of a variable. Please note that this option is deprecated; you can set variables directly with --variable-name=value.",
-   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"opt", OPT_OPTIMIZE,
   "Same as --add-drop-table, --add-locks, --create-options, --quick, --extended-insert, --lock-tables, --set-charset, and --disable-keys. Enabled by default, disable with --skip-opt.",
   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
@@ -313,11 +301,31 @@ static struct my_option my_long_options[] =
  {"result-file", 'r',
   "Direct output to a given file. This option should be used in MSDOS, because it prevents new line '\\n' from being converted to '\\r\\n' (carriage return + line feed).",
   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
+  {"set-charset", OPT_SET_CHARSET,
+   "Add 'SET NAMES default_character_set' to the output. Enabled by default; suppress with --skip-set-charset.",
+   (gptr*) &opt_set_charset, (gptr*) &opt_set_charset, 0, GET_BOOL, NO_ARG, 1,
+   0, 0, 0, 0, 0},
+  {"set-variable", 'O',
+   "Change the value of a variable. Please note that this option is deprecated; you can set variables directly with --variable-name=value.",
+   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
 #ifdef HAVE_SMEM
  {"shared-memory-base-name", OPT_SHARED_MEMORY_BASE_NAME,
   "Base name of shared memory.", (gptr*) &shared_memory_base_name, (gptr*) &shared_memory_base_name,
   0, GET_STR_ALLOC, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
 #endif
+  /*
+    Note that the combination --single-transaction --master-data
+    will give bullet-proof binlog position only if server >=4.1.3. That's the
+    old "FLUSH TABLES WITH READ LOCK does not block commit" fixed bug.
+  */
+  {"single-transaction", OPT_TRANSACTION,
+   "Creates a consistent snapshot by dumping all tables in a single "
+   "transaction. Works ONLY for tables stored in storage engines which "
+   "support multiversioning (currently only InnoDB does); the dump is NOT "
+   "guaranteed to be consistent for other storage engines. Option "
+   "automatically turns off --lock-tables.",
+   (gptr*) &opt_single_transaction, (gptr*) &opt_single_transaction, 0,
+   GET_BOOL, NO_ARG,  0, 0, 0, 0, 0, 0},
  {"skip-opt", OPT_SKIP_OPTIMIZATION,
   "Disable --opt. Disables --add-drop-table, --add-locks, --create-options, --quick, --extended-insert, --lock-tables, --set-charset, and --disable-keys.",
   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
@@ -343,15 +351,7 @@ static struct my_option my_long_options[] =
   (gptr*) &where, (gptr*) &where, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"xml", 'X', "Dump a database as well formed XML.", 0, 0, 0, GET_NO_ARG,
   NO_ARG, 0, 0, 0, 0, 0, 0},
-  {"max_allowed_packet", OPT_MAX_ALLOWED_PACKET, "",
-    (gptr*) &opt_max_allowed_packet, (gptr*) &opt_max_allowed_packet, 0,
-    GET_ULONG, REQUIRED_ARG, 24*1024*1024, 4096, 
-   (longlong) 2L*1024L*1024L*1024L, MALLOC_OVERHEAD, 1024, 0},
-  {"net_buffer_length", OPT_NET_BUFFER_LENGTH, "",
-    (gptr*) &opt_net_buffer_length, (gptr*) &opt_net_buffer_length, 0,
-    GET_ULONG, REQUIRED_ARG, 1024*1024L-1025, 4096, 16*1024L*1024L,
-    MALLOC_OVERHEAD-1024, 1024, 0},
-  {0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
+  { 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
 };

 static const char *load_default_groups[]= { "mysqldump","client",0 };
@@ -1678,16 +1678,12 @@ static void dumpTable(uint numFields, char *table)
 		fputs("</field>\n", md_result_file);
 	      }
 	      else if (opt_hex_blob && is_blob)
-              { /* sakaik got this idea. */
-                ulong counter;
-                char xx[4];
-                unsigned char *ptr= row[i];
-                fputs("0x", md_result_file);
-                for (counter = 0; counter < lengths[i]; counter++)
              {
-                  sprintf(xx, "%02X", ptr[counter]);
-                  fputs(xx, md_result_file);
-                }
+                /* sakaik got the idea to to provide blob's in hex notation. */
+                unsigned char *ptr= row[i], *end= ptr+ lengths[i];
+                fputs("0x", md_result_file);
+                for (; ptr < end ; ptr++)
+                  fprintf(md_result_file, "%02X", *ptr);
              }
              else
                unescape(md_result_file, row[i], lengths[i]);
--- a/client/mysqltest.c
+++ b/client/mysqltest.c
@@ -3351,7 +3351,8 @@ static void init_var_hash(MYSQL *mysql)
  my_hash_insert(&var_hash, (byte*) v);
  v= var_init(0,"SERVER_VERSION", 0, mysql_get_server_info(mysql), 0);
  my_hash_insert(&var_hash, (byte*) v);
-  
+  v= var_init(0,"DB", 2, db, 0);
+  my_hash_insert(&var_hash, (byte*) v);
  DBUG_VOID_RETURN;
 }

--- a/configure.in
+++ b/configure.in
@@ -480,7 +480,7 @@ if $PS p $$ 2> /dev/null | grep $0 > /dev/null
 then
  FIND_PROC="$PS p \$\$PID | grep mysqld > /dev/null"
 # Solaris
-elif $PS -p $$ 2> /dev/null | grep $0 > /dev/null
+elif $PS -fp $$ 2> /dev/null | grep $0 > /dev/null
 then
  FIND_PROC="$PS -p \$\$PID | grep mysqld > /dev/null"
 # BSD style
@@ -3149,7 +3149,7 @@ AC_CONFIG_FILES(Makefile extra/Makefile mysys/Makefile dnl
 sql-common/Makefile SSL/Makefile dnl
 dbug/Makefile scripts/Makefile dnl
 include/Makefile sql-bench/Makefile tools/Makefile dnl
- tests/Makefile Docs/Makefile support-files/Makefile dnl
+ tests/Makefile Docs/Makefile Docs/Images/Makefile support-files/Makefile dnl
 support-files/MacOSX/Makefile mysql-test/Makefile dnl
 netware/Makefile dnl
 include/mysql_version.h dnl
--- a/innobase/dict/dict0dict.c
+++ b/innobase/dict/dict0dict.c
@@ -2266,8 +2266,8 @@ dict_foreign_add_to_cache(

 /*************************************************************************
 Scans from pointer onwards. Stops if is at the start of a copy of
-'string' where characters are compared without case sensitivity. Stops
-also at '\0'. */
+'string' where characters are compared without case sensitivity, and
+only outside `` or "" quotes. Stops also at '\0'. */

 const char*
 dict_scan_to(
@@ -2276,31 +2276,34 @@ dict_scan_to(
 	const char*	ptr,	/* in: scan from */
 	const char*	string)	/* in: look for this */
 {
-	ibool	success;
+	char	quote	= '\0';
+
+	for (; *ptr; ptr++) {
+		if (*ptr == quote) {
+			/* Closing quote character: do not look for
+			starting quote or the keyword. */
+			quote = '\0';
+		} else if (quote) {
+			/* Within quotes: do nothing. */
+		} else if (*ptr == '`' || *ptr == '"') {
+			/* Starting quote: remember the quote character. */
+			quote = *ptr;
+		} else {
+			/* Outside quotes: look for the keyword. */
 			ulint	i;
-loop:
-	if (*ptr == '\0') {
-		return(ptr);
+			for (i = 0; string[i]; i++) {
+				if (toupper((ulint)(ptr[i]))
+					!= toupper((ulint)(string[i]))) {
+					goto nomatch;
+				}
 			}
-
-	success = TRUE;
-	
-	for (i = 0; i < ut_strlen(string); i++) {
-		if (toupper((ulint)(ptr[i])) != toupper((ulint)(string[i]))) {
-			success = FALSE;
-
 			break;
+		nomatch:
+			;
 		}
 	}

-	if (success) {
-
 	return(ptr);
-	}
-
-	ptr++;
-
-	goto loop;
 }

 /*************************************************************************
@@ -2877,13 +2880,13 @@ loop:

 		ut_a(success);

-		if (!isspace(*ptr)) {
+		if (!isspace(*ptr) && *ptr != '"' && *ptr != '`') {
 	        	goto loop;
 		}

-		do {
+		while (isspace(*ptr)) {
 			ptr++;
-		} while (isspace(*ptr));
+		}

 		/* read constraint name unless got "CONSTRAINT FOREIGN" */
 		if (ptr != ptr2) {
--- a/libmysql/Makefile.am
+++ b/libmysql/Makefile.am
@@ -30,7 +30,7 @@ include $(srcdir)/Makefile.shared
 libmysqlclient_la_SOURCES = $(target_sources)
 libmysqlclient_la_LIBADD = $(target_libadd)
 libmysqlclient_la_LDFLAGS = $(target_ldflags)
-EXTRA_DIST = Makefile.shared
+EXTRA_DIST = Makefile.shared libmysql.def
 noinst_HEADERS = client_settings.h

 # This is called from the toplevel makefile
--- a/myisam/mi_check.c
+++ b/myisam/mi_check.c
@@ -658,10 +658,11 @@ static int chk_index(MI_CHECK *param, MI_INFO *info, MI_KEYDEF *keyinfo,
          goto err;
        if (tmp_keys + subkeys)
        {
-          mi_check_print_error(param,"Number of words in the 2nd level tree "
+          mi_check_print_error(param,
+                               "Number of words in the 2nd level tree "
                               "does not match the number in the header. "
-                                  "Parent word in on the page %s, offset %d",
-                                  llstr(page,llbuff), old_keypos-buff);
+                               "Parent word in on the page %s, offset %u",
+                               llstr(page,llbuff), (uint) (old_keypos-buff));
          goto err;
        }
        (*keys)+=tmp_keys-1;
--- a/mysql-test/Makefile.am
+++ b/mysql-test/Makefile.am
@@ -48,6 +48,7 @@ dist-hook:
 	$(INSTALL_DATA) $(srcdir)/t/*.test $(srcdir)/t/*.opt $(srcdir)/t/*.sh $(srcdir)/t/*.slave-mi $(distdir)/t
 	$(INSTALL_DATA) $(srcdir)/include/*.inc $(distdir)/include
 	$(INSTALL_DATA) $(srcdir)/r/*.result $(srcdir)/r/*.require $(distdir)/r
+	$(INSTALL_DATA) $(srcdir)/std_data/Moscow_leap $(distdir)/std_data
 	$(INSTALL_DATA) $(srcdir)/std_data/*.dat $(srcdir)/std_data/*.000001 $(distdir)/std_data
 	$(INSTALL_DATA) $(srcdir)/std_data/des_key_file $(distdir)/std_data
 	$(INSTALL_DATA) $(srcdir)/std_data/*.pem $(distdir)/std_data
@@ -70,6 +71,7 @@ install-data-local:
 	$(INSTALL_DATA) $(srcdir)/std_data/*.dat $(DESTDIR)$(testdir)/std_data
 	$(INSTALL_DATA) $(srcdir)/std_data/*.*001 $(DESTDIR)$(testdir)/std_data
 	$(INSTALL_DATA) $(srcdir)/std_data/des_key_file $(DESTDIR)$(testdir)/std_data
+	$(INSTALL_DATA) $(srcdir)/std_data/Moscow_leap $(DESTDIR)$(testdir)/std_data
 	$(INSTALL_DATA) $(srcdir)/std_data/*.pem $(DESTDIR)$(testdir)/std_data

 std_data/%.pem:
--- a/mysql-test/r/grant.result
+++ b/mysql-test/r/grant.result
@@ -134,6 +134,31 @@ ERROR HY000: Incorrect usage of DB GRANT and GLOBAL PRIVILEGES
 select 1;
 1
 1
+insert into mysql.user (host, user) values ('localhost', 'test11');
+insert into mysql.db (host, db, user, select_priv) values 
+('localhost', 'a%', 'test11', 'Y'), ('localhost', 'ab%', 'test11', 'Y');
+alter table mysql.db order by db asc;
+flush privileges;
+show grants for test11@localhost;
+Grants for test11@localhost
+GRANT USAGE ON *.* TO 'test11'@'localhost'
+GRANT SELECT ON `ab%`.* TO 'test11'@'localhost'
+GRANT SELECT ON `a%`.* TO 'test11'@'localhost'
+alter table mysql.db order by db desc;
+flush privileges;
+show grants for test11@localhost;
+Grants for test11@localhost
+GRANT USAGE ON *.* TO 'test11'@'localhost'
+GRANT SELECT ON `ab%`.* TO 'test11'@'localhost'
+GRANT SELECT ON `a%`.* TO 'test11'@'localhost'
+delete from mysql.user where user='test11';
+delete from mysql.db where user='test11';
+create database mysqltest1;
+grant usage on mysqltest1.* to test6123 identified by 'magic123';
+select host,db,user,select_priv,insert_priv from mysql.db where db="mysqltest1";
+host	db	user	select_priv	insert_priv
+delete from mysql.user where user='test6123';
+drop database mysqltest1;
 create table t1 (a int);
 grant ALL PRIVILEGES on *.* to drop_user2@localhost with GRANT OPTION;
 show grants for drop_user2@localhost;
@@ -229,25 +254,6 @@ GRANT SELECT (
 REVOKE SELECT (<28><><EFBFBD>) ON <20><>.<2E><><EFBFBD> FROM <20><><EFBFBD><EFBFBD>@localhost;
 DROP DATABASE <20><>;
 SET NAMES latin1;
-insert into mysql.user (host, user) values ('localhost', 'test11');
-insert into mysql.db (host, db, user, select_priv) values 
-('localhost', 'a%', 'test11', 'Y'), ('localhost', 'ab%', 'test11', 'Y');
-alter table mysql.db order by db asc;
-flush privileges;
-show grants for test11@localhost;
-Grants for test11@localhost
-GRANT USAGE ON *.* TO 'test11'@'localhost'
-GRANT SELECT ON `ab%`.* TO 'test11'@'localhost'
-GRANT SELECT ON `a%`.* TO 'test11'@'localhost'
-alter table mysql.db order by db desc;
-flush privileges;
-show grants for test11@localhost;
-Grants for test11@localhost
-GRANT USAGE ON *.* TO 'test11'@'localhost'
-GRANT SELECT ON `ab%`.* TO 'test11'@'localhost'
-GRANT SELECT ON `a%`.* TO 'test11'@'localhost'
-delete from mysql.user where user='test11';
-delete from mysql.db where user='test11';
 USE test;
 CREATE TABLE t1 (a int );
 CREATE TABLE t2 LIKE t1;
--- a/mysql-test/r/have_moscow_leap_timezone.require
+++ b/mysql-test/r/have_moscow_leap_timezone.require
@@ -0,0 +1,2 @@
+from_unixtime(1072904422)
+2004-01-01 00:00:00
--- a/mysql-test/r/mix_innodb_myisam_binlog.result
+++ b/mysql-test/r/mix_innodb_myisam_binlog.result
@@ -180,4 +180,25 @@ master-bin.000001	79	Query	1	79	use `test`; BEGIN
 master-bin.000001	119	Query	1	79	use `test`; insert into t1 values(16)
 master-bin.000001	179	Query	1	79	use `test`; insert into t1 values(18)
 master-bin.000001	239	Query	1	239	use `test`; COMMIT
+delete from t1;
+delete from t2;
+alter table t2 type=MyISAM;
+insert into t1 values (1);
+begin;
+select * from t1 for update;
+a
+1
+select (@before:=unix_timestamp())*0;
+(@before:=unix_timestamp())*0
+0
+begin;
+ select * from t1 for update;
+insert into t2 values (20);
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+select (@after:=unix_timestamp())*0;
+(@after:=unix_timestamp())*0
+0
+select (@after-@before) >= 2;
+(@after-@before) >= 2
+1
 drop table t1,t2;
--- a/mysql-test/r/ps_1general.result
+++ b/mysql-test/r/ps_1general.result
@@ -1,4 +1,5 @@
-use test;
+drop table if exists t5, t6, t7, t8;
+drop database if exists mysqltest ;
 test_sequence
 ------ basic tests ------
 drop table if exists t1, t9 ;
@@ -558,7 +559,6 @@ execute stmt3;
 ERROR 42S01: Table 'new_t2' already exists
 rename table new_t2 to t2;
 drop table t2;
-drop table if exists t5, t6, t7, t8 ;
 prepare stmt1 from ' rename table t5 to t6, t7 to t8 ' ;
 create table t5 (a int) ;
 execute stmt1 ;
@@ -810,21 +810,24 @@ test_sequence
 ------ grant/revoke/drop affects a parallel session test ------
 show grants for second_user@localhost ;
 ERROR 42000: There is no such grant defined for user 'second_user' on host 'localhost'
-grant usage on test.* to second_user@localhost
+create database mysqltest;
+use mysqltest;
+use test;
+grant usage on mysqltest.* to second_user@localhost
 identified by 'looser' ;
-grant select on test.t9 to second_user@localhost
+grant select on mysqltest.t9 to second_user@localhost
 identified by 'looser' ;
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
 select current_user();
 current_user()
 second_user@localhost
 show grants for current_user();
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
 prepare s_t9 from 'select c1 as my_col 
                                 from t9 where c1= 1' ;
 execute s_t9 ;
@@ -832,24 +835,24 @@ my_col
 1
 select a as my_col from t1;
 ERROR 42000: select command denied to user 'second_user'@'localhost' for table 't1'
-grant select on test.t1 to second_user@localhost
+grant select on mysqltest.t1 to second_user@localhost
 identified by 'looser' ;
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t1` TO 'second_user'@'localhost'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
-drop table t9 ;
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t1` TO 'second_user'@'localhost'
+drop table mysqltest.t9 ;
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t1` TO 'second_user'@'localhost'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t1` TO 'second_user'@'localhost'
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t1` TO 'second_user'@'localhost'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t1` TO 'second_user'@'localhost'
 prepare s_t1 from 'select a as my_col from t1' ;
 execute s_t1 ;
 my_col
@@ -858,17 +861,17 @@ my_col
 3
 4
 execute s_t9 ;
-ERROR 42S02: Table 'test.t9' doesn't exist
-revoke all privileges on test.t1 from second_user@localhost
+ERROR 42S02: Table 'mysqltest.t9' doesn't exist
+revoke all privileges on mysqltest.t1 from second_user@localhost
 identified by 'looser' ;
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'
-GRANT SELECT ON `test`.`t9` TO 'second_user'@'localhost'
+GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost'
 execute s_t1 ;
 ERROR 42000: select command denied to user 'second_user'@'localhost' for table 't1'
 revoke all privileges, grant option from second_user@localhost ;
@@ -879,4 +882,5 @@ drop user second_user@localhost ;
 commit ;
 show grants for second_user@localhost ;
 ERROR 42000: There is no such grant defined for user 'second_user' on host 'localhost'
-drop table t1 ;
+drop table t1,t9 ;
+drop database mysqltest;
--- a/mysql-test/r/timezone3.result
+++ b/mysql-test/r/timezone3.result
@@ -0,0 +1,41 @@
+drop table if exists t1;
+create table t1 (i int, c varchar(20));
+insert into t1 values
+(unix_timestamp("2004-01-01 00:00:00"), "2004-01-01 00:00:00");
+insert into t1 values
+(unix_timestamp("2004-03-28 01:59:59"), "2004-03-28 01:59:59"),
+(unix_timestamp("2004-03-28 02:30:00"), "2004-03-28 02:30:00"),
+(unix_timestamp("2004-03-28 03:00:00"), "2004-03-28 03:00:00");
+insert into t1 values
+(unix_timestamp('2004-05-01 00:00:00'),'2004-05-01 00:00:00');
+insert into t1 values
+(unix_timestamp('2004-10-31 01:00:00'),'2004-10-31 01:00:00'),
+(unix_timestamp('2004-10-31 02:00:00'),'2004-10-31 02:00:00'),
+(unix_timestamp('2004-10-31 02:59:59'),'2004-10-31 02:59:59'),
+(unix_timestamp('2004-10-31 04:00:00'),'2004-10-31 04:00:00'),
+(unix_timestamp('2004-10-31 02:59:59'),'2004-10-31 02:59:59');
+insert into t1 values
+(unix_timestamp('1981-07-01 03:59:59'),'1981-07-01 03:59:59'),
+(unix_timestamp('1981-07-01 04:00:00'),'1981-07-01 04:00:00');
+select i, from_unixtime(i), c from t1;
+i	from_unixtime(i)	c
+1072904422	2004-01-01 00:00:00	2004-01-01 00:00:00
+1080428421	2004-03-28 01:59:59	2004-03-28 01:59:59
+1080428422	2004-03-28 03:00:00	2004-03-28 02:30:00
+1080428422	2004-03-28 03:00:00	2004-03-28 03:00:00
+1083355222	2004-05-01 00:00:00	2004-05-01 00:00:00
+1099170022	2004-10-31 01:00:00	2004-10-31 01:00:00
+1099177222	2004-10-31 02:00:00	2004-10-31 02:00:00
+1099180821	2004-10-31 02:59:59	2004-10-31 02:59:59
+1099184422	2004-10-31 04:00:00	2004-10-31 04:00:00
+1099180821	2004-10-31 02:59:59	2004-10-31 02:59:59
+362793608	1981-07-01 03:59:59	1981-07-01 03:59:59
+362793610	1981-07-01 04:00:00	1981-07-01 04:00:00
+drop table t1;
+create table t1 (ts timestamp);
+insert into t1 values (19730101235900), (20040101235900);
+select * from t1;
+ts
+1973-01-01 23:59:00
+2004-01-01 23:59:00
+drop table t1;
--- a/mysql-test/std_data/Moscow_leap
+++ b/mysql-test/std_data/Moscow_leap
--- a/mysql-test/t/client_test.test
+++ b/mysql-test/t/client_test.test
@@ -1,2 +1,2 @@
 --disable_result_log
--exec $TESTS_BINDIR/client_test --testcase --user=root --socket=$MASTER_MYSOCK --port=$MYSQL_TCP_PORT --silent
+--exec $TESTS_BINDIR/client_test --no-defaults --testcase --user=root --socket=$MASTER_MYSOCK --port=$MYSQL_TCP_PORT --silent
--- a/mysql-test/t/grant.test
+++ b/mysql-test/t/grant.test
@@ -97,6 +97,30 @@ drop table t1;
 GRANT FILE on mysqltest.*  to mysqltest_1@localhost;
 select 1;	-- To test that the previous command didn't cause problems

+#
+# Bug #4898: User privileges depending on ORDER BY Settings of table db
+#
+insert into mysql.user (host, user) values ('localhost', 'test11');
+insert into mysql.db (host, db, user, select_priv) values 
+('localhost', 'a%', 'test11', 'Y'), ('localhost', 'ab%', 'test11', 'Y');
+alter table mysql.db order by db asc;
+flush privileges;
+show grants for test11@localhost;
+alter table mysql.db order by db desc;
+flush privileges;
+show grants for test11@localhost;
+delete from mysql.user where user='test11';
+delete from mysql.db where user='test11';
+
+#
+# Bug#6123: GRANT USAGE inserts useless Db row
+#
+create database mysqltest1;
+grant usage on mysqltest1.* to test6123 identified by 'magic123';
+select host,db,user,select_priv,insert_priv from mysql.db where db="mysqltest1";
+delete from mysql.user where user='test6123';
+drop database mysqltest1;
+
 #
 # Test for 'drop user', 'revoke privileges, grant' 
 #
@@ -174,21 +198,6 @@ REVOKE SELECT (
 DROP DATABASE <20><>;
 SET NAMES latin1;

-#
-# Bug #4898: User privileges depending on ORDER BY Settings of table db
-#
-insert into mysql.user (host, user) values ('localhost', 'test11');
-insert into mysql.db (host, db, user, select_priv) values 
-('localhost', 'a%', 'test11', 'Y'), ('localhost', 'ab%', 'test11', 'Y');
-alter table mysql.db order by db asc;
-flush privileges;
-show grants for test11@localhost;
-alter table mysql.db order by db desc;
-flush privileges;
-show grants for test11@localhost;
-delete from mysql.user where user='test11';
-delete from mysql.db where user='test11';
-
 #
 # Bug #5831: REVOKE ALL PRIVILEGES, GRANT OPTION does not revoke everything
 #
--- a/mysql-test/t/mix_innodb_myisam_binlog-master.opt
+++ b/mysql-test/t/mix_innodb_myisam_binlog-master.opt
@@ -0,0 +1 @@
+--loose-innodb_lock_wait_timeout=2
--- a/mysql-test/t/mix_innodb_myisam_binlog.test
+++ b/mysql-test/t/mix_innodb_myisam_binlog.test
@@ -172,4 +172,36 @@ select a from t1 order by a; # check that savepoints work :)

 show binlog events from 79;

+# Test for BUG#5714, where a MyISAM update in the transaction used to
+# release row-level locks in InnoDB
+
+connect (con3,localhost,root,,);
+
+connection con3;
+delete from t1;
+delete from t2;
+--disable_warnings
+alter table t2 type=MyISAM;
+--enable_warnings
+insert into t1 values (1);
+begin;
+select * from t1 for update;
+
+connection con2;
+select (@before:=unix_timestamp())*0; # always give repeatable output
+begin;
+send select * from t1 for update;
+
+connection con3;
+insert into t2 values (20);
+
+connection con2;
+--error 1205
+reap;
+select (@after:=unix_timestamp())*0; # always give repeatable output
+# verify that innodb_lock_wait_timeout was exceeded. When there was
+# the bug, the reap would return immediately after the insert into t2.
+select (@after-@before) >= 2;
+
+# cleanup
 drop table t1,t2;
--- a/mysql-test/t/ps_1general.test
+++ b/mysql-test/t/ps_1general.test
@@ -8,7 +8,11 @@
 # NOTE: PLEASE SEE THE DETAILED DESCRIPTION AT THE BOTTOM OF THIS FILE
 #       BEFORE ADDING NEW TEST CASES HERE !!!

-use test;
+--disable_warnings
+drop table if exists t5, t6, t7, t8;
+drop database if exists mysqltest ;
+--enable_warnings
+
 --disable_query_log
 select '------ basic tests ------' as test_sequence ;
 --enable_query_log
@@ -590,12 +594,9 @@ rename table new_t2 to t2;
 drop table t2;
 ## RENAME more than on TABLE within one statement
 # cases derived from client_test.c: test_rename()
--disable_warnings
-drop table if exists t5, t6, t7, t8 ;
--enable_warnings
 prepare stmt1 from ' rename table t5 to t6, t7 to t8 ' ;
 create table t5 (a int) ;
-# rename must fail, tc does not exist
+# rename must fail, t7 does not exist
 --error 1017
 execute stmt1 ;
 create table t7 (a int) ;
@@ -864,15 +865,23 @@ select '------ grant/revoke/drop affects a parallel session test ------'
 --error 1141
 show grants for second_user@localhost ;
 ## create a new user account by using GRANT statements on t9
-grant usage on test.* to second_user@localhost
+create database mysqltest;
+# create the tables (t1 and t9) used in many tests
+use mysqltest;
+--disable_query_log
+--source include/ps_create.inc
+--source include/ps_renew.inc
+--enable_query_log
+eval use $DB;
+grant usage on mysqltest.* to second_user@localhost
 identified by 'looser' ;
-grant select on test.t9 to second_user@localhost
+grant select on mysqltest.t9 to second_user@localhost
 identified by 'looser' ;
 show grants for second_user@localhost ;


 #### establish a second session to the new user account
-connect (con3,localhost,second_user,looser,test);
+connect (con3,localhost,second_user,looser,mysqltest);
 ## switch to the second session
 connection con3;
 # Who am I ?
@@ -890,10 +899,10 @@ select a as my_col from t1;
 #### give access rights to t1 and drop table t9
 ## switch back to the first session
 connection default;
-grant select on test.t1 to second_user@localhost
+grant select on mysqltest.t1 to second_user@localhost
 identified by 'looser' ;
 show grants for second_user@localhost ;
-drop table t9 ;
+drop table mysqltest.t9 ;
 show grants for second_user@localhost ;


@@ -912,7 +921,7 @@ execute s_t9 ;
 #### revoke the access rights to t1
 ## switch back to the first session
 connection default;
-revoke all privileges on test.t1 from second_user@localhost
+revoke all privileges on mysqltest.t1 from second_user@localhost
 identified by 'looser' ;
 show grants for second_user@localhost ;

@@ -937,8 +946,8 @@ commit ;
 --error 1141
 show grants for second_user@localhost ;

-
-drop table t1 ;
+drop table t1,t9 ;
+drop database mysqltest;


 ##### RULES OF THUMB TO PRESERVE THE SYSTEMATICS OF THE PS TEST CASES #####
--- a/mysql-test/t/timezone3-master.opt
+++ b/mysql-test/t/timezone3-master.opt
@@ -0,0 +1 @@
+--timezone=:$MYSQL_TEST_DIR/std_data/Moscow_leap
--- a/mysql-test/t/timezone3.test
+++ b/mysql-test/t/timezone3.test
@@ -0,0 +1,59 @@
+#
+# Test of handling time zone with leap seconds.
+#
+# This test should be run with TZ=:$MYSQL_TEST_DIR/std_data/Moscow_leap
+# This implies that this test should be run only on systems that interpret 
+# characters after colon in TZ variable as path to zoneinfo file.
+#
+# Check that we have successfully set time zone with leap seconds.
+--require r/have_moscow_leap_timezone.require
+disable_query_log;
+select from_unixtime(1072904422);
+enable_query_log;
+
+# Initial clean-up
+--disable_warnings
+drop table if exists t1;
+--enable_warnings
+
+#
+# Let us check behavior of conversion from broken-down representation
+# to time_t representation, for normal, non-existent and ambigious dates
+# (This check is similar to the one in timezone2.test in 4.1)
+#
+create table t1 (i int, c varchar(20));
+# Normal value without DST
+insert into t1 values
+  (unix_timestamp("2004-01-01 00:00:00"), "2004-01-01 00:00:00");
+# Values around and in spring time-gap
+insert into t1 values
+  (unix_timestamp("2004-03-28 01:59:59"), "2004-03-28 01:59:59"),
+  (unix_timestamp("2004-03-28 02:30:00"), "2004-03-28 02:30:00"),
+  (unix_timestamp("2004-03-28 03:00:00"), "2004-03-28 03:00:00");
+# Normal value with DST
+insert into t1 values
+  (unix_timestamp('2004-05-01 00:00:00'),'2004-05-01 00:00:00');
+# Ambiguos values (also check for determenism)
+insert into t1 values
+  (unix_timestamp('2004-10-31 01:00:00'),'2004-10-31 01:00:00'),
+  (unix_timestamp('2004-10-31 02:00:00'),'2004-10-31 02:00:00'),
+  (unix_timestamp('2004-10-31 02:59:59'),'2004-10-31 02:59:59'),
+  (unix_timestamp('2004-10-31 04:00:00'),'2004-10-31 04:00:00'),
+  (unix_timestamp('2004-10-31 02:59:59'),'2004-10-31 02:59:59');
+# Test of leap
+insert into t1 values
+  (unix_timestamp('1981-07-01 03:59:59'),'1981-07-01 03:59:59'),
+  (unix_timestamp('1981-07-01 04:00:00'),'1981-07-01 04:00:00');
+
+select i, from_unixtime(i), c from t1;
+drop table t1;
+
+#
+# Test for bug #6387 "Queried timestamp values do not match the 
+# inserted". my_gmt_sec() function was not working properly if we
+# had time zone with leap seconds 
+#
+create table t1 (ts timestamp);
+insert into t1 values (19730101235900), (20040101235900);
+select * from t1;
+drop table t1;
--- a/mysys/default.c
+++ b/mysys/default.c
@@ -60,15 +60,20 @@ DATADIR,
 NullS,
 };

-#define default_ext	".cnf"		/* extension for config file */
 #ifdef __WIN__
-#include <winbase.h>
-#define windows_ext	".ini"
+static const char *f_extensions[]= { ".ini", ".cnf", 0 };
+#else
+static const char *f_extensions[]= { ".cnf", 0 };
 #endif

 static int search_default_file(DYNAMIC_ARRAY *args,MEM_ROOT *alloc,
 			       const char *dir, const char *config_file,
-			       const char *ext, TYPELIB *group);
+			       TYPELIB *group);
+
+static int search_default_file_with_ext(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
+					const char *dir, const char *ext,
+					const char *config_file,
+					TYPELIB *group);

 static char *remove_end_comment(char *ptr);

@@ -115,7 +120,8 @@ int load_defaults(const char *conf_file, const char **groups,
  uint args_used=0;
  int error= 0;
  MEM_ROOT alloc;
-  char *ptr,**res;
+  char *ptr, **res, **ext;
+
  DBUG_ENTER("load_defaults");

  init_alloc_root(&alloc,512,0);
@@ -163,8 +169,9 @@ int load_defaults(const char *conf_file, const char **groups,
    goto err;
  if (forced_default_file)
  {
-    if ((error= search_default_file(&args, &alloc, "",
-				    forced_default_file, "", &group)) < 0)
+    if ((error= search_default_file_with_ext(&args, &alloc, "", "",
+					     forced_default_file, 
+					     &group)) < 0)
      goto err;
    if (error > 0)
    {
@@ -175,8 +182,9 @@ int load_defaults(const char *conf_file, const char **groups,
  }
  else if (dirname_length(conf_file))
  {
+    for (ext= (char**) f_extensions; *ext; *ext++)
      if ((error= search_default_file(&args, &alloc, NullS, conf_file,
-				    default_ext, &group)) < 0)
+				      &group)) < 0)
 	goto err;
  }
  else
@@ -184,28 +192,30 @@ int load_defaults(const char *conf_file, const char **groups,
 #ifdef __WIN__
    char system_dir[FN_REFLEN];
    GetWindowsDirectory(system_dir,sizeof(system_dir));
-    if ((search_default_file(&args, &alloc, system_dir, conf_file,
-			     windows_ext, &group)))
+    if ((search_default_file(&args, &alloc, system_dir, conf_file, &group)))
      goto err;
 #endif
 #if defined(__EMX__) || defined(OS2)
-    if (getenv("ETC") &&
-        (search_default_file(&args, &alloc, getenv("ETC"), conf_file, 
-			     default_ext, &group)) < 0)
+    {
+      const char *etc;
+      if ((etc= getenv("ETC")) &&
+	  (search_default_file(&args, &alloc, etc, conf_file, 
+			       &group)) < 0)
      goto err;
+    }
 #endif
    for (dirs=default_directories ; *dirs; dirs++)
    {
      if (**dirs)
      {
 	if (search_default_file(&args, &alloc, *dirs, conf_file,
-				default_ext, &group) < 0)
+				&group) < 0)
 	  goto err;
      }
      else if (defaults_extra_file)
      {
 	if (search_default_file(&args, &alloc, NullS, defaults_extra_file,
-				default_ext, &group) < 0)
+				&group) < 0)
 	  goto err;				/* Fatal error */
      }
    }
@@ -269,11 +279,28 @@ void free_defaults(char **argv)
 }


+static int search_default_file(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
+			       const char *dir,
+			       const char *config_file, TYPELIB *group)
+{
+  char **ext;
+
+  for (ext= (char**) f_extensions; *ext; *ext++)
+  {
+    int error;
+    if ((error= search_default_file_with_ext(args, alloc, dir, *ext,
+					     config_file, group)) < 0)
+      return error;
+  }
+  return 0;
+}
+
+
 /*
  Open a configuration file (if exists) and read given options from it
  
  SYNOPSIS
-    search_default_file()
+    search_default_file_with_ext()
    args			Store pointer to found options here
    alloc			Allocate strings in this object
    dir				directory to read
@@ -288,9 +315,10 @@ void free_defaults(char **argv)
     2  File is not a regular file (Warning)
 */

-static int search_default_file(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
-			       const char *dir, const char *config_file,
-			       const char *ext, TYPELIB *group)
+static int search_default_file_with_ext(DYNAMIC_ARRAY *args, MEM_ROOT *alloc,
+					const char *dir, const char *ext,
+					const char *config_file,
+					TYPELIB *group)
 {
  char name[FN_REFLEN+10],buff[4096],*ptr,*end,*value,*tmp;
  FILE *fp;
@@ -484,10 +512,11 @@ static char *remove_end_comment(char *ptr)
 void print_defaults(const char *conf_file, const char **groups)
 {
 #ifdef __WIN__
-  bool have_ext=fn_ext(conf_file)[0] != 0;
+  my_bool have_ext= fn_ext(conf_file)[0] != 0;
 #endif
-  char name[FN_REFLEN];
+  char name[FN_REFLEN], **ext;
  const char **dirs;
+
  puts("\nDefault options are read from the following files in the given order:");

  if (dirname_length(conf_file))
@@ -496,13 +525,28 @@ void print_defaults(const char *conf_file, const char **groups)
  {
 #ifdef __WIN__
    GetWindowsDirectory(name,sizeof(name));
-    printf("%s\\%s%s ",name,conf_file,have_ext ? "" : windows_ext);
+    if (!have_ext)
+    {
+      for (ext= (char**) f_extensions; *ext; *ext++)
+        printf("%s\\%s%s ", name, conf_file, *ext);
+    }
+    else
+        printf("%s\\%s ", name, conf_file);
 #endif
 #if defined(__EMX__) || defined(OS2)
-    if (getenv("ETC"))
-      printf("%s\\%s%s ", getenv("ETC"), conf_file, default_ext);
+    {
+      const char *etc;
+
+      if ((etc= getenv("ETC")))
+      {
+	for (ext= (char**) f_extensions; *ext; *ext++)
+	  printf("%s\\%s%s ", etc, conf_file, *ext);
+      }
+    }
 #endif
    for (dirs=default_directories ; *dirs; dirs++)
+    {
+      for (ext= (char**) f_extensions; *ext; *ext++)
      {
 	const char *pos;
 	char *end;
@@ -512,12 +556,13 @@ void print_defaults(const char *conf_file, const char **groups)
 	  pos= defaults_extra_file;
 	else
 	  continue;
-      end=convert_dirname(name, pos, NullS);
+	end= convert_dirname(name, pos, NullS);
 	if (name[0] == FN_HOMELIB)	/* Add . to filenames in home */
 	  *end++='.';
-      strxmov(end,conf_file,default_ext," ",NullS);
+	strxmov(end, conf_file, *ext, " ", NullS);
 	fputs(name,stdout);
      }
+    }
    puts("");
  }
  fputs("The following groups are read:",stdout);
--- a/scripts/mysqld_safe.sh
+++ b/scripts/mysqld_safe.sh
@@ -315,7 +315,7 @@ do
    break
  fi

-  if test @IS_LINUX@ -a $KILL_MYSQLD -eq 1
+  if @IS_LINUX@ && test $KILL_MYSQLD -eq 1
  then
    # Test if one process was hanging.
    # This is only a fix for Linux (running as base 3 mysqld processes)
--- a/sql-common/my_time.c
+++ b/sql-common/my_time.c
@@ -664,6 +664,10 @@ my_system_gmt_sec(const MYSQL_TIME *t, long *my_timezone, bool *in_dst_time_gap)
    I couldn't come up with a better way to get a repeatable result :(

    We can't use mktime() as it's buggy on many platforms and not thread safe.
+
+    Note: this code assumes that our time_t estimation is not too far away
+    from real value (we assume that localtime_r(tmp) will return something
+    within 24 hrs from t) which is probably true for all current time zones.
  */
  tmp=(time_t) (((calc_daynr((uint) t->year,(uint) t->month,(uint) t->day) -
 		  (long) days_at_timestart)*86400L + (long) t->hour*3600L +
@@ -676,7 +680,8 @@ my_system_gmt_sec(const MYSQL_TIME *t, long *my_timezone, bool *in_dst_time_gap)
  for (loop=0;
       loop < 2 &&
 	 (t->hour != (uint) l_time->tm_hour ||
-	  t->minute != (uint) l_time->tm_min);
+	  t->minute != (uint) l_time->tm_min ||
+          t->second != (uint) l_time->tm_sec);
       loop++)
  {					/* One check should be enough ? */
    /* Get difference in days */
@@ -686,15 +691,22 @@ my_system_gmt_sec(const MYSQL_TIME *t, long *my_timezone, bool *in_dst_time_gap)
    else if (days > 1)
      days= -1;
    diff=(3600L*(long) (days*24+((int) t->hour - (int) l_time->tm_hour)) +
-	  (long) (60*((int) t->minute - (int) l_time->tm_min)));
+          (long) (60*((int) t->minute - (int) l_time->tm_min)) +
+          (long) ((int) t->second - (int) l_time->tm_sec));
    current_timezone+= diff+3600;		/* Compensate for -3600 above */
    tmp+= (time_t) diff;
    localtime_r(&tmp,&tm_tmp);
    l_time=&tm_tmp;
  }
  /*
-    Fix that if we are in the not existing daylight saving time hour
-    we move the start of the next real hour
+    Fix that if we are in the non existing daylight saving time hour
+    we move the start of the next real hour.
+
+    This code doesn't handle such exotical thing as time-gaps whose length
+    is more than one hour or non-integer (latter can theoretically happen
+    if one of seconds will be removed due leap correction, or because of
+    general time correction like it happened for Africa/Monrovia time zone
+    in year 1972).
  */
  if (loop == 2 && t->hour != (uint) l_time->tm_hour)
  {
@@ -704,7 +716,8 @@ my_system_gmt_sec(const MYSQL_TIME *t, long *my_timezone, bool *in_dst_time_gap)
    else if (days > 1)
      days= -1;
    diff=(3600L*(long) (days*24+((int) t->hour - (int) l_time->tm_hour))+
-	  (long) (60*((int) t->minute - (int) l_time->tm_min)));
+	  (long) (60*((int) t->minute - (int) l_time->tm_min)) +
+          (long) ((int) t->second - (int) l_time->tm_sec));
    if (diff == 3600)
      tmp+=3600 - t->minute*60 - t->second;	/* Move to next hour */
    else if (diff == -3600)
--- a/sql/log.cc
+++ b/sql/log.cc
@@ -1450,7 +1450,8 @@ COLLATION_CONNECTION=%u,COLLATION_DATABASE=%u,COLLATION_SERVER=%u",
      if (flush_io_cache(file) || sync_binlog(file))
 	goto err;

-      if (opt_using_transactions && !my_b_tell(&thd->transaction.trans_log))
+      if (opt_using_transactions &&
+          !(thd->options & (OPTION_NOT_AUTOCOMMIT | OPTION_BEGIN)))
      {
        /*
          LOAD DATA INFILE in AUTOCOMMIT=1 mode writes to the binlog
@@ -1597,6 +1598,14 @@ bool MYSQL_LOG::write(THD *thd, IO_CACHE *cache, bool commit_or_rollback)
    */
    {
      Query_log_event qinfo(thd, "BEGIN", 5, TRUE);
+      /*
+        Imagine this is rollback due to net timeout, after all statements of
+        the transaction succeeded. Then we want a zero-error code in BEGIN.
+        In other words, if there was a really serious error code it's already
+        in the statement's events.
+        This is safer than thd->clear_error() against kills at shutdown.
+      */
+      qinfo.error_code= 0;
      /*
        Now this Query_log_event has artificial log_pos 0. It must be adjusted
        to reflect the real position in the log. Not doing it would confuse the
@@ -1630,6 +1639,7 @@ bool MYSQL_LOG::write(THD *thd, IO_CACHE *cache, bool commit_or_rollback)
                            commit_or_rollback ? "COMMIT" : "ROLLBACK",
                            commit_or_rollback ? 6        : 8, 
                            TRUE);
+      qinfo.error_code= 0;
      qinfo.set_log_pos(this);
      if (qinfo.write(&log_file) || flush_io_cache(&log_file) ||
          sync_binlog(&log_file))
--- a/sql/mysqld.cc
+++ b/sql/mysqld.cc
@@ -4240,7 +4240,7 @@ Disable with --skip-innodb (will save memory).",
   "Percentage of dirty pages allowed in bufferpool.", (gptr*) &srv_max_buf_pool_modified_pct,
   (gptr*) &srv_max_buf_pool_modified_pct, 0, GET_ULONG, REQUIRED_ARG, 90, 0, 100, 0, 0, 0},
  {"innodb_max_purge_lag", OPT_INNODB_MAX_PURGE_LAG,
-   "",
+   "Desired maximum length of the purge queue (0 = no limit)",
   (gptr*) &srv_max_purge_lag,
   (gptr*) &srv_max_purge_lag, 0, GET_LONG, REQUIRED_ARG, 0, 0, ~0L,
   0, 1L, 0},
@@ -4249,7 +4249,7 @@ Disable with --skip-innodb (will save memory).",
   (gptr*) &innobase_create_status_file, (gptr*) &innobase_create_status_file,
   0, GET_BOOL, OPT_ARG, 0, 0, 0, 0, 0, 0},
  {"innodb_table_locks", OPT_INNODB_TABLE_LOCKS,
-   "If Innodb should enforce LOCK TABLE",
+   "Enable InnoDB locking in LOCK TABLES",
   (gptr*) &global_system_variables.innodb_table_locks,
   (gptr*) &global_system_variables.innodb_table_locks,
   0, GET_BOOL, OPT_ARG, 1, 0, 0, 0, 0, 0},
--- a/sql/sql_acl.cc
+++ b/sql/sql_acl.cc
@@ -970,6 +970,7 @@ ulong acl_get(const char *host, const char *ip,
  db_access=0; host_access= ~0;
  char key[ACL_KEY_LENGTH],*tmp_db,*end;
  acl_entry *entry;
+  DBUG_ENTER("acl_get");

  VOID(pthread_mutex_lock(&acl_cache->lock));
  end=strmov((tmp_db=strmov(strmov(key, ip ? ip : "")+1,user)+1),db);
@@ -983,7 +984,8 @@ ulong acl_get(const char *host, const char *ip,
  {
    db_access=entry->access;
    VOID(pthread_mutex_unlock(&acl_cache->lock));
-    return db_access;
+    DBUG_PRINT("exit", ("access: 0x%lx", db_access));
+    DBUG_RETURN(db_access);
  }

  /*
@@ -1035,7 +1037,8 @@ exit:
    acl_cache->add(entry);
  }
  VOID(pthread_mutex_unlock(&acl_cache->lock));
-  return (db_access & host_access);
+  DBUG_PRINT("exit", ("access: 0x%lx", db_access & host_access));
+  DBUG_RETURN(db_access & host_access);
 }

 /*
@@ -1685,7 +1688,7 @@ static int replace_db_table(TABLE *table, const char *db,
 	goto table_error;			/* purecov: deadcode */
    }
  }
-  else if ((error=table->file->write_row(table->record[0])))
+  else if (rights && (error=table->file->write_row(table->record[0])))
  {
    if (error && error != HA_ERR_FOUND_DUPP_KEY) /* purecov: inspected */
      goto table_error; /* purecov: deadcode */
@@ -1695,6 +1698,7 @@ static int replace_db_table(TABLE *table, const char *db,
  if (old_row_exists)
    acl_update_db(combo.user.str,combo.host.str,db,rights);
  else
+  if (rights)
    acl_insert_db(combo.user.str,combo.host.str,db,rights);
  DBUG_RETURN(0);

--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -1418,7 +1418,6 @@ TABLE *create_table_from_items(THD *thd, HA_CREATE_INFO *create_info,
  }
  table->file->extra(HA_EXTRA_WRITE_CACHE);
  DBUG_RETURN(table);
-  /* Note that leaving the function resets binlogging properties */
 }


--- a/tests/client_test.c
+++ b/tests/client_test.c
@@ -215,6 +215,7 @@ static void client_connect()

  if (!(mysql= mysql_init(NULL)))
  {
+    opt_silent= 0;
    myerror("mysql_init() failed");
    exit(1);
  }
@@ -223,6 +224,7 @@ static void client_connect()
                           opt_password, opt_db ? opt_db:"test", opt_port,
                           opt_unix_socket, 0)))
  {
+    opt_silent= 0;
    myerror("connection failed");
    mysql_close(mysql);
    fprintf(stdout, "\n Check the connection options using --help or -?\n");
				`@@ -0,0 +1 @@`
				`--timezone=:$MYSQL_TEST_DIR/std_data/Moscow_leap`