merge with 4.0

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

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/!");
 }
 
 #

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 \

client/mysqldump.c

@@ -259,19 +259,6 @@ static struct my_option my_long_options[] =
    "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 +270,6 @@ 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 +293,31 @@ 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},
@@ -1677,16 +1677,13 @@ static void dumpTable(uint numFields, char *table)
 		fputs("</field>\n", md_result_file);
 	      }
 	      else if (opt_hex_blob && is_blob)
-              { /* sakaik got this idea. */
+              {
+                /* sakaik got the idea to to provide blob's in hex notation. */
                 ulong counter;
-                char xx[4];
-                unsigned char *ptr= row[i];
+                unsigned char *ptr= row[i], *end= ptr+ lengths[i];
                 fputs("0x", md_result_file);
-                for (counter = 0; counter < lengths[i]; counter++)
-                {
-                  sprintf(xx, "%02X", ptr[counter]);
-                  fputs(xx, md_result_file);
-                }
+                for (; ptr < end ; ptr++)
+                  fprintf(md_result_file, "%02X", *ptr);
               }
               else
                 unescape(md_result_file, row[i], lengths[i]);

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

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;
-	ulint	i;
-loop:
-	if (*ptr == '\0') {
-		return(ptr);
-	}
-
-	success = TRUE;
-	
-	for (i = 0; i < ut_strlen(string); i++) {
-		if (toupper((ulint)(ptr[i])) != toupper((ulint)(string[i]))) {
-			success = FALSE;
+	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;
+			for (i = 0; string[i]; i++) {
+				if (toupper((ulint)(ptr[i]))
+					!= toupper((ulint)(string[i]))) {
+					goto nomatch;
+				}
+			}
 			break;
+		nomatch:
+			;
 		}
 	}
 
-	if (success) {
-
-		return(ptr);
-	}
-
-	ptr++;
-
-	goto loop;
+	return(ptr);
 }
 
 /*************************************************************************
@@ -2877,13 +2880,13 @@ dict_create_foreign_constraints_low(
 
 		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) {

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

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:

mysql-test/r/grant.result

@@ -248,6 +248,12 @@ 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 db6123;
+grant usage on db6123.* to test6123 identified by 'magic123';
+select host,db,user,select_priv,insert_priv from mysql.db where db="db6123";
+host	db	user	select_priv	insert_priv
+delete from mysql.user where user='test6123';
+drop database db6123;
 USE test;
 CREATE TABLE t1 (a int );
 CREATE TABLE t2 LIKE t1;

mysql-test/r/have_moscow_leap_timezone.require

+from_unixtime(1072904422)
+2004-01-01 00:00:00

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);
+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;

mysql-test/r/timezone3.result

+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
+19730101235900
+20040101235900
+drop table t1;

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 ;
 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
 #

mysql-test/t/mix_innodb_myisam_binlog-master.opt

+--loose-innodb_lock_wait_timeout=2

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;

mysql-test/t/timezone3-master.opt

+--timezone=:$MYSQL_TEST_DIR/std_data/Moscow_leap

mysql-test/t/timezone3.test

+#
+# 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;

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)
     {
@@ -175,37 +182,40 @@ int load_defaults(const char *conf_file, const char **groups,
   }
   else if (dirname_length(conf_file))
   {
-    if ((error= search_default_file(&args, &alloc, NullS, conf_file,
-				    default_ext, &group)) < 0)
-      goto err;
+    for (ext= (char**) f_extensions; *ext; *ext++)
+      if ((error= search_default_file(&args, &alloc, NullS, conf_file,
+				      &group)) < 0)
+	goto err;
   }
   else
   {
 #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))
@@ -496,27 +525,43 @@ 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++)
     {
-      const char *pos;
-      char *end;
-      if (**dirs)
-	pos= *dirs;
-      else if (defaults_extra_file)
-	pos= defaults_extra_file;
-      else
-	continue;
-      end=convert_dirname(name, pos, NullS);
-      if (name[0] == FN_HOMELIB)	/* Add . to filenames in home */
-	*end++='.';
-      strxmov(end,conf_file,default_ext," ",NullS);
-      fputs(name,stdout);
+      for (ext= (char**) f_extensions; *ext; *ext++)
+      {
+	const char *pos;
+	char *end;
+	if (**dirs)
+	  pos= *dirs;
+	else if (defaults_extra_file)
+	  pos= defaults_extra_file;
+	else
+	  continue;
+	end= convert_dirname(name, pos, NullS);
+	if (name[0] == FN_HOMELIB)	/* Add . to filenames in home */
+	  *end++='.';
+	strxmov(end, conf_file, *ext, " ", NullS);
+	fputs(name,stdout);
+      }
     }
     puts("");
   }

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)

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))

sql/mysqld.cc

@@ -4242,7 +4242,7 @@ 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},
@@ -4251,7 +4251,7 @@ 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},

sql/sql_acl.cc

@@ -1685,7 +1685,7 @@ 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 +1695,7 @@ 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);
 

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 */
 }