merge with 4.0

BitKeeper/deleted/.del-MYSQL.ICO~d93519b5f0d6ee1:
  Auto merged
client/client_priv.h:
  Auto merged
extra/resolveip.c:
  Auto merged
include/mysql.h:
  Auto merged
include/thr_alarm.h:
  Auto merged
myisam/myisamchk.c:
  Auto merged
scripts/mysql_config.sh:
  Auto merged
scripts/mysqld_safe.sh:
  Auto merged
sql/slave.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_handler.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_test.cc:
  Auto merged

client/client_priv.h

@@ -26,7 +26,7 @@
 
 /* We have to define 'enum options' identical in all files to keep OS2 happy */
 
-enum options { OPT_CHARSETS_DIR=256, OPT_DEFAULT_CHARSET,
+enum options_client { OPT_CHARSETS_DIR=256, OPT_DEFAULT_CHARSET,
 	       OPT_PAGER, OPT_NOPAGER, OPT_TEE, OPT_NOTEE,
 	       OPT_LOW_PRIORITY, OPT_AUTO_REPAIR, OPT_COMPRESS,
 	       OPT_DROP, OPT_LOCKS, OPT_KEYWORDS, OPT_DELAYED, OPT_OPTIMIZE,

include/mysql.h

@@ -66,6 +66,9 @@ typedef int my_socket;
 extern unsigned int mysql_port;
 extern char *mysql_unix_port;
 
+#define CLIENT_NET_READ_TIMEOUT		365*24*3600	/* Timeout on read */
+#define CLIENT_NET_WRITE_TIMEOUT	365*24*3600	/* Timeout on write */
+
 #ifdef __NETWARE__
 #pragma pack(push, 8)		/* 8 byte alignment */
 #endif

include/queues.h

@@ -49,6 +49,7 @@ int init_queue(QUEUE *queue,uint max_elements,uint offset_to_key,
 int reinit_queue(QUEUE *queue,uint max_elements,uint offset_to_key,
                  pbool max_at_top, queue_compare compare,
                  void *first_cmp_arg);
+int resize_queue(QUEUE *queue, uint max_elements);
 void delete_queue(QUEUE *queue);
 void queue_insert(QUEUE *queue,byte *element);
 byte *queue_remove(QUEUE *queue,uint idx);

include/thr_alarm.h

@@ -60,9 +60,10 @@ typedef my_bool ALARM;
 #define thr_end_alarm(A)
 #define thr_alarm(A,B,C) ((*(A)=1)-1)
 /* The following should maybe be (*(A)) */
-#define thr_got_alarm(A) 0 
+#define thr_got_alarm(A) 0
 #define init_thr_alarm(A)
 #define thr_alarm_kill(A)
+#define resize_thr_alarm(N)
 #define end_thr_alarm()
 
 #else
@@ -100,6 +101,7 @@ typedef struct st_alarm {
 #define thr_alarm_init(A) (*(A))=0
 #define thr_alarm_in_use(A) (*(A)!= 0)
 void init_thr_alarm(uint max_alarm);
+void resize_thr_alarm(uint max_alarms);
 my_bool thr_alarm(thr_alarm_t *alarmed, uint sec, ALARM *buff);
 void thr_alarm_kill(pthread_t thread_id);
 void thr_end_alarm(thr_alarm_t *alarmed);

libmysql/libmysql.c

@@ -65,8 +65,8 @@
 
 ulong 		net_buffer_length=8192;
 ulong		max_allowed_packet= 1024L*1024L*1024L;
-ulong		net_read_timeout=  NET_READ_TIMEOUT;
-ulong		net_write_timeout= NET_WRITE_TIMEOUT;
+ulong		net_read_timeout=  CLIENT_NET_READ_TIMEOUT;
+ulong		net_write_timeout= CLIENT_NET_WRITE_TIMEOUT;
 
 
 #ifdef EMBEDDED_LIBRARY

myisam/myisamchk.c

@@ -146,7 +146,7 @@ int main(int argc, char **argv)
 #endif
 } /* main */
 
-enum options {
+enum options_mc {
   OPT_CHARSETS_DIR=256, OPT_SET_CHARSET,OPT_START_CHECK_POS,
   OPT_CORRECT_CHECKSUM, OPT_KEY_BUFFER_SIZE, OPT_MYISAM_BLOCK_SIZE,
   OPT_READ_BUFFER_SIZE, OPT_WRITE_BUFFER_SIZE, OPT_SORT_BUFFER_SIZE,

mysql-test/r/create.result

@@ -220,6 +220,44 @@ ERROR 23000: Column 'k1' cannot be null
 insert into t1 values (NULL, NULL);
 ERROR 23000: Column 'k1' cannot be null
 drop table t1;
+create table t1 select 1,2,3;
+create table if not exists t1 select 1,2;
+create table if not exists t1 select 1,2,3,4;
+Column count doesn't match value count at row 1
+create table if not exists t1 select 1;
+select * from t1;
+1	2	3
+1	2	3
+0	1	2
+0	0	1
+drop table t1;
+create table t1 select 1,2,3;
+create table if not exists t1 select 1,2;
+create table if not exists t1 select 1,2,3,4;
+Column count doesn't match value count at row 1
+create table if not exists t1 select 1;
+select * from t1;
+1	2	3
+1	2	3
+0	1	2
+0	0	1
+drop table t1;
+create table t1 (a int not null, b int, primary key (a));
+insert into t1 values (1,1);
+create table if not exists t1 select 2;
+select * from t1;
+a	b
+1	1
+0	2
+create table if not exists t1 select 3 as 'a',4 as 'b';
+create table if not exists t1 select 3 as 'a',3 as 'b';
+Duplicate entry '3' for key 1
+select * from t1;
+a	b
+1	1
+0	2
+3	4
+drop table t1;
 create table t1 (a int, key(a));
 create table t2 (b int, foreign key(b) references t1(a), key(b));
 drop table if exists t1,t2;

mysql-test/t/create.test

@@ -21,21 +21,30 @@ drop table t1;
 # Test of some CREATE TABLE'S that should fail
 #
 
-!$1146 create table t2 type=heap select * from t1;
-!$1146 create table t2 select auto+1 from t1;
+--error 1146
+create table t2 type=heap select * from t1;
+--error 1146
+create table t2 select auto+1 from t1;
 drop table if exists t1,t2;
-!$1167 create table t1 (b char(0) not null, index(b));
+--error 1167
+create table t1 (b char(0) not null, index(b));
+--error 1164
 create table t1 (a int not null auto_increment,primary key (a)) type=heap;
-!$1163 create table t1 (a int not null,b text) type=heap;
+--error 1163
+create table t1 (a int not null,b text) type=heap;
 drop table if exists t1;
 
-!$1075 create table t1 (ordid int(8) not null auto_increment, ord  varchar(50) not null, primary key (ord,ordid)) type=heap;
+--error 1075
+create table t1 (ordid int(8) not null auto_increment, ord  varchar(50) not null, primary key (ord,ordid)) type=heap;
 
 -- error 1044,1
 create table not_existing_database.test (a int);
-!$1103 create table `a/a` (a int);
-!$1103 create table `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa int);
-!$1059 create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` int);
+--error 1103
+create table `a/a` (a int);
+--error 1103
+create table `aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa int);
+--error 1059
+create table a (`aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa` int);
 
 #
 # test of dummy table names
@@ -166,6 +175,46 @@ insert into t1 values (NULL, 3);
 insert into t1 values (NULL, NULL);
 drop table t1;
 
+#
+# Bug # 801
+#
+
+create table t1 select x'4132';
+drop table t1;
+
+#
+# bug #1434
+#
+
+create table t1 select 1,2,3;
+create table if not exists t1 select 1,2;
+--error 1136
+create table if not exists t1 select 1,2,3,4;
+create table if not exists t1 select 1;
+select * from t1;
+drop table t1;
+create table t1 select 1,2,3;
+create table if not exists t1 select 1,2;
+--error 1136
+create table if not exists t1 select 1,2,3,4;
+create table if not exists t1 select 1;
+select * from t1;
+drop table t1;
+
+#
+# Test create table if not exists with duplicate key error
+#
+
+create table t1 (a int not null, b int, primary key (a));
+insert into t1 values (1,1);
+create table if not exists t1 select 2;
+select * from t1;
+create table if not exists t1 select 3 as 'a',4 as 'b';
+--error 1062
+create table if not exists t1 select 3 as 'a',3 as 'b';
+select * from t1;
+drop table t1;
+
 #
 # Test create with foreign keys
 #
@@ -229,12 +278,6 @@ show create table t1;
 SET SESSION table_type=default;
 drop table t1;
 
-#
-# Bug # 801
-#
-create table t1 select x'4132';
-drop table t1;
-
 #
 # Test types of data for create select with functions
 #

mysql-test/t/mysqlbinlog.test

@@ -39,28 +39,28 @@ select "--- Local --" as "";
 #
 
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form $MYSQL_TEST_DIR/var/log/master-bin.000001 
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ $MYSQL_TEST_DIR/var/log/master-bin.000001 
 
 # this should not fail but shouldn't produce any working statements
 --disable_query_log
 select "--- Broken LOAD DATA --" as "";
 --enable_query_log
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form $MYSQL_TEST_DIR/var/log/master-bin.000002
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ $MYSQL_TEST_DIR/var/log/master-bin.000002
 
 # this should show almost nothing
 --disable_query_log
 select "--- --database --" as "";
 --enable_query_log
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form --database=nottest $MYSQL_TEST_DIR/var/log/master-bin.000001
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ --database=nottest $MYSQL_TEST_DIR/var/log/master-bin.000001
 
 # this test for position option
 --disable_query_log
 select "--- --position --" as "";
 --enable_query_log
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form --position=27 $MYSQL_TEST_DIR/var/log/master-bin.000002
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ --position=27 $MYSQL_TEST_DIR/var/log/master-bin.000002
 
 # These are tests for remote binlog.
 # They should return the same as previous test.
@@ -76,28 +76,28 @@ select "--- Remote --" as "";
 # This is broken now
 # By the way it seems that remote version fetches all events with name >= master-bin.000001
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form --read-from-remote-server --user=root --host=127.0.0.1 --port=$MASTER_MYPORT master-bin.000001
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ --read-from-remote-server --user=root --host=127.0.0.1 --port=$MASTER_MYPORT master-bin.000001
 
 # This is broken too
 --disable_query_log
 select "--- Broken LOAD DATA --" as "";
 --enable_query_log
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form --read-from-remote-server --user=root --host=127.0.0.1 --port=$MASTER_MYPORT master-bin.000002
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ --read-from-remote-server --user=root --host=127.0.0.1 --port=$MASTER_MYPORT master-bin.000002
 
 # And this too ! (altough it is documented)
 --disable_query_log
 select "--- --database --" as "";
 --enable_query_log
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form --read-from-remote-server --user=root --host=127.0.0.1 --port=$MASTER_MYPORT --database=nottest master-bin.000001
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ --read-from-remote-server --user=root --host=127.0.0.1 --port=$MASTER_MYPORT --database=nottest master-bin.000001
 
 # Strangely but this works
 --disable_query_log
 select "--- --position --" as "";
 --enable_query_log
 --replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
---exec $MYSQL_BINLOG --short-form --read-from-remote-server --position=27 --user=root --host=127.0.0.1 --port=$MASTER_MYPORT master-bin.000002
+--exec $MYSQL_BINLOG --short-form --local-load=$MYSQL_TEST_DIR/var/tmp/ --read-from-remote-server --position=27 --user=root --host=127.0.0.1 --port=$MASTER_MYPORT master-bin.000002
 
 # clean up
 drop table t1;

mysys/my_chsize.c

@@ -51,16 +51,17 @@ int my_chsize(File fd, my_off_t newlength, int filler, myf MyFlags)
 #if defined(HAVE_SETFILEPOINTER)
   /* This is for the moment only true on windows */
   {
+    long is_success;
     HANDLE win_file= (HANDLE) _get_osfhandle(fd);
     long length_low, length_high;
     length_low= (long) (ulong) newlength;
     length_high= (long) ((ulonglong) newlength >> 32);
-    if (SetFilePointer(win_file, length_low, &length_high, FILE_BEGIN))
-    {
-      if (SetEndOfFile(win_file))
-	DBUG_RETURN(0);
-    }
-    my_errno= errno;
+    is_success= SetFilePointer(win_file, length_low, &length_high, FILE_BEGIN);
+    if (is_success == -1 && (my_errno= GetLastError()) != NO_ERROR)
+      goto err;
+    if (SetEndOfFile(win_file))
+      DBUG_RETURN(0);
+    my_errno= GetLastError();
     goto err;
   }
 #elif defined(HAVE_FTRUNCATE)

mysys/queues.c

@@ -64,7 +64,7 @@ int init_queue(QUEUE *queue, uint max_elements, uint offset_to_key,
 
 
 /*
-  Reinitialize queue for other usage (deletes all elements)
+  Reinitialize queue for other usage
 
   SYNOPSIS
     reinit_queue()
@@ -77,8 +77,8 @@ int init_queue(QUEUE *queue, uint max_elements, uint offset_to_key,
     first_cmp_arg	First argument to compare function
 
   NOTES
-    You can't currently resize the number of elements!  If you need this,
-    fix it :)
+    This will delete all elements from the queue.  If you don't want this,
+    use resize_queue() instead.
 
   RETURN
     0			ok
@@ -90,15 +90,46 @@ int reinit_queue(QUEUE *queue, uint max_elements, uint offset_to_key,
 		 void *first_cmp_arg)
 {
   DBUG_ENTER("reinit_queue");
-  if (queue->max_elements < max_elements)
-    /* It's real easy to do realloc here, just don't want to bother */
-    DBUG_RETURN(my_errno=EE_OUTOFMEMORY);
-
   queue->elements=0;
   queue->compare=compare;
   queue->first_cmp_arg=first_cmp_arg;
   queue->offset_to_key=offset_to_key;
   queue->max_at_top= max_at_top ? (-1 ^ 1) : 0;
+  resize_queue(queue, max_elements);
+  DBUG_RETURN(0);
+}
+
+
+/*
+  Resize queue
+
+  SYNOPSIS
+    resize_queue()
+    queue			Queue
+    max_elements		New max size for queue
+
+  NOTES
+    If you resize queue to be less than the elements you have in it,
+    the extra elements will be deleted
+
+  RETURN
+    0	ok
+    1	Error.  In this case the queue is unchanged
+*/
+
+int resize_queue(QUEUE *queue, uint max_elements)
+{
+  byte **new_root;
+  DBUG_ENTER("resize_queue");
+  if (queue->max_elements == max_elements)
+    DBUG_RETURN(0);
+  if ((new_root= (byte **) my_realloc((void *)queue->root,
+				      (max_elements+1)*sizeof(void*),
+				      MYF(MY_WME))) == 0)
+    DBUG_RETURN(1);
+  set_if_smaller(queue->elements, max_elements);
+  queue->max_elements= max_elements;
+  queue->root= new_root;
   DBUG_RETURN(0);
 }
 

mysys/thr_alarm.c

@@ -120,6 +120,20 @@ void init_thr_alarm(uint max_alarms)
   DBUG_VOID_RETURN;
 }
 
+
+void resize_thr_alarm(uint max_alarms)
+{
+  pthread_mutex_lock(&LOCK_alarm);
+  /*
+    It's ok not to shrink the queue as there may be more pending alarms than
+    than max_alarms
+  */
+  if (alarm_queue.elements < max_alarms)
+    resize_queue(&alarm_queue,max_alarms+1);
+  pthread_mutex_unlock(&LOCK_alarm);
+}
+
+
 /*
   Request alarm after sec seconds.
 

scripts/mysql_config.sh

@@ -62,7 +62,7 @@ get_full_path ()
 {
   case $1 in
     /*)	echo "$1";;
-    ./*) tmp=`pwd`/$1; echo $tmp | sed -e 's;/./;/;' ;;
+    ./*) tmp=`pwd`/$1; echo $tmp | sed -e 's;/\./;/;' ;;
      *) which $1 ;;
    esac
 }

scripts/mysqld_safe.sh

@@ -51,9 +51,9 @@ parse_arguments() {
         ;;
 
       # these two might have been set in a [mysqld_safe] section of my.cnf
-      # they get passed via environment variables to mysqld_safe
-      --socket=*)  MYSQL_UNIX_PORT=`echo "$arg" | sed -e "s;--socket=;;"` ;;
-      --port=*)    MYSQL_TCP_PORT=`echo "$arg" | sed -e "s;--port=;;"` ;;
+      # they are added to mysqld command line to override settings from my.cnf
+      --socket=*)  mysql_unix_port=`echo "$arg" | sed -e "s;--socket=;;"` ;;
+      --port=*)    mysql_tcp_port=`echo "$arg" | sed -e "s;--port=;;"` ;;
 
       # mysqld_safe-specific options - must be set in my.cnf ([mysqld_safe])!
       --ledir=*)   ledir=`echo "$arg" | sed -e "s;--ledir=;;"` ;;
@@ -114,8 +114,7 @@ else
   ledir=@libexecdir@
 fi
 
-MYSQL_UNIX_PORT=${MYSQL_UNIX_PORT:-@MYSQL_UNIX_ADDR@}
-MYSQL_TCP_PORT=${MYSQL_TCP_PORT:-@MYSQL_TCP_PORT@}
+safe_mysql_unix_port=${mysql_unix_port:-${MYSQL_UNIX_PORT:-@MYSQL_UNIX_ADDR@}}
 user=@MYSQLD_USER@
 niceness=0
 
@@ -171,9 +170,14 @@ else
 fi
 test -z "$err_log"  && err_log=$DATADIR/`@HOSTNAME@`.err
 
-export MYSQL_UNIX_PORT
-export MYSQL_TCP_PORT
-
+if test -n "$mysql_unix_port"
+then
+  args="--socket=$mysql_unix_port $args"
+fi
+if test -n "$mysql_tcp_port"
+then
+  args="--port=$mysql_tcp_port $args"
+fi
 
 if test $niceness -eq 0
 then
@@ -296,7 +300,7 @@ echo "Starting $MYSQLD daemon with databases from $DATADIR"
 echo "`date +'%y%m%d %H:%M:%S  mysqld started'`" >> $err_log
 while true
 do
-  rm -f $MYSQL_UNIX_PORT $pid_file	# Some extra safety
+  rm -f $safe_mysql_unix_port $pid_file	# Some extra safety
   if test -z "$args"
   then
     $NOHUP_NICENESS $ledir/$MYSQLD $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR $USER_OPTION --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ >> $err_log 2>&1

sql/handler.h

@@ -169,10 +169,10 @@ typedef struct st_ha_create_information
   SQL_LIST merge_list;
   enum db_type db_type;
   enum row_type row_type;
-  uint options;					/* OR of HA_CREATE_ options */
+  uint options;				/* OR of HA_CREATE_ options */
   uint raid_type,raid_chunks;
   uint merge_insert_method;
-  bool if_not_exists;
+  bool table_existed;			/* 1 in create if table existed */
 } HA_CREATE_INFO;
 
 

sql/mysqld.cc

@@ -3453,10 +3453,10 @@ error:
   Handle start options
 ******************************************************************************/
 
-enum options
+enum options_mysqld
 {
-  OPT_ISAM_LOG=256,            OPT_SKIP_NEW,
-  OPT_SKIP_GRANT,              OPT_SKIP_LOCK,
+  OPT_ISAM_LOG=256,            OPT_SKIP_NEW, 
+  OPT_SKIP_GRANT,              OPT_SKIP_LOCK, 
   OPT_ENABLE_LOCK,             OPT_USE_LOCKING,
   OPT_SOCKET,                  OPT_UPDATE_LOG,
   OPT_BIN_LOG,                 OPT_SKIP_RESOLVE,

sql/set_var.cc

@@ -90,6 +90,7 @@ static void fix_myisam_max_extra_sort_file_size(THD *thd, enum_var_type type);
 static void fix_myisam_max_sort_file_size(THD *thd, enum_var_type type);
 static void fix_max_binlog_size(THD *thd, enum_var_type type);
 static void fix_max_relay_log_size(THD *thd, enum_var_type type);
+static void fix_max_connections(THD *thd, enum_var_type type);
 static KEY_CACHE *create_key_cache(const char *name, uint length);
 void fix_sql_mode_var(THD *thd, enum_var_type type);
 static byte *get_error_count(THD *thd);
@@ -162,7 +163,8 @@ sys_var_long_ptr	sys_max_binlog_size("max_binlog_size",
 					    &max_binlog_size,
                                             fix_max_binlog_size);
 sys_var_long_ptr	sys_max_connections("max_connections",
-					    &max_connections);
+					    &max_connections,
+                                            fix_max_connections);
 sys_var_long_ptr	sys_max_connect_errors("max_connect_errors",
 					       &max_connect_errors);
 sys_var_long_ptr	sys_max_delayed_threads("max_delayed_threads",
@@ -773,7 +775,7 @@ static void fix_max_join_size(THD *thd, enum_var_type type)
       thd->options&= ~OPTION_BIG_SELECTS;
   }
 }
-  
+
 
 /*
   If one doesn't use the SESSION modifier, the isolation level
@@ -841,7 +843,7 @@ static void fix_query_cache_min_res_unit(THD *thd, enum_var_type type)
 #endif
 
 
-void fix_delay_key_write(THD *thd, enum_var_type type)
+extern void fix_delay_key_write(THD *thd, enum_var_type type)
 {
   switch ((enum_delay_key_write) delay_key_write_options) {
   case DELAY_KEY_WRITE_NONE:
@@ -857,7 +859,7 @@ void fix_delay_key_write(THD *thd, enum_var_type type)
   }
 }
 
-void fix_max_binlog_size(THD *thd, enum_var_type type)
+static void fix_max_binlog_size(THD *thd, enum_var_type type)
 {
   DBUG_ENTER("fix_max_binlog_size");
   DBUG_PRINT("info",("max_binlog_size=%lu max_relay_log_size=%lu",
@@ -870,7 +872,7 @@ void fix_max_binlog_size(THD *thd, enum_var_type type)
   DBUG_VOID_RETURN;
 }
 
-void fix_max_relay_log_size(THD *thd, enum_var_type type)
+static void fix_max_relay_log_size(THD *thd, enum_var_type type)
 {
   DBUG_ENTER("fix_max_relay_log_size");
   DBUG_PRINT("info",("max_binlog_size=%lu max_relay_log_size=%lu",
@@ -882,6 +884,13 @@ void fix_max_relay_log_size(THD *thd, enum_var_type type)
   DBUG_VOID_RETURN;
 }
 
+#include <thr_alarm.h>
+static void
+fix_max_connections(THD *thd, enum_var_type type)
+{
+  resize_thr_alarm(max_connections);
+}
+
 bool sys_var_long_ptr::update(THD *thd, set_var *var)
 {
   ulonglong tmp= var->value->val_int();
@@ -2076,7 +2085,7 @@ int set_var::check(THD *thd)
   {
     my_error(ER_WRONG_TYPE_FOR_VAR, MYF(0), var->name);
     return -1;
-  }    
+  }
   return var->check(thd, this) ? -1 : 0;
 }
 

sql/slave.cc

@@ -1086,11 +1086,12 @@ static int get_master_version_and_clock(MYSQL* mysql, MASTER_INFO* mi)
       BINLOG_FORMAT_323_GEQ_57 ;
     break;
   case '4':
-  case '5':
     mi->old_format = BINLOG_FORMAT_CURRENT;
     break;
   default:
-    errmsg = "Master reported unrecognized MySQL version";
+    /* 5.0 is not supported */
+    errmsg = "Master reported an unrecognized MySQL version. Note that 4.0 \
+slaves can't replicate a 5.0 or newer master.";
     break;
   }
 
@@ -3165,6 +3166,8 @@ the slave SQL thread with \"SLAVE START\". We stopped at log \
 		  RPL_LOG_NAME, llstr(rli->group_master_log_pos,llbuff));
 
  err:
+  /* Free temporary tables etc */
+  thd->cleanup();
   VOID(pthread_mutex_lock(&LOCK_thread_count));
   thd->query = thd->db = 0; // extra safety
   VOID(pthread_mutex_unlock(&LOCK_thread_count));

sql/sql_class.h

@@ -867,8 +867,7 @@ public:
 		 List<Item> &select_fields,enum_duplicates duplic)
     :select_insert (NULL, &select_fields, duplic), db(db_name),
     name(table_name), extra_fields(&fields_par),keys(&keys_par),
-    create_info(create_info_par),
-    lock(0)
+    create_info(create_info_par), lock(0)
     {}
   int prepare(List<Item> &list, SELECT_LEX_UNIT *u);
   bool send_data(List<Item> &values);

sql/sql_handler.cc

@@ -33,7 +33,7 @@
   The second is to be freeed only on thread end. mysql_ha_open should
   then do { handler_items=concat(handler_items, free_list); free_list=0; }
 
-  But !!! do_cammand calls free_root at the end of every query and frees up
+  But !!! do_command calls free_root at the end of every query and frees up
   all the sql_alloc'ed memory. It's harder to work around...
  */
 
@@ -72,7 +72,11 @@ int mysql_ha_close(THD *thd, TABLE_LIST *tables, bool dont_send_ok)
   if (*ptr)
   {
     VOID(pthread_mutex_lock(&LOCK_open));
-    close_thread_table(thd, ptr);
+    if (close_thread_table(thd, ptr))
+    {
+      /* Tell threads waiting for refresh that something has happened */
+      VOID(pthread_cond_broadcast(&COND_refresh));
+    }
     VOID(pthread_mutex_unlock(&LOCK_open));
   }
   else
@@ -89,8 +93,11 @@ int mysql_ha_close(THD *thd, TABLE_LIST *tables, bool dont_send_ok)
 int mysql_ha_closeall(THD *thd, TABLE_LIST *tables)
 {
   TABLE **ptr=find_table_ptr_by_name(thd, tables->db, tables->real_name, 0);
-  if (*ptr)
-    close_thread_table(thd, ptr);
+  if (*ptr && close_thread_table(thd, ptr))
+  {
+    /* Tell threads waiting for refresh that something has happened */
+    VOID(pthread_cond_broadcast(&COND_refresh));
+  }
   return 0;
 }
 

sql/sql_insert.cc

@@ -1553,6 +1553,14 @@ select_create::prepare(List<Item> &values, SELECT_LEX_UNIT *u)
   if (!table)
     DBUG_RETURN(-1);				// abort() deletes table
 
+  if (table->fields < values.elements)
+  {
+    my_printf_error(ER_WRONG_VALUE_COUNT_ON_ROW,
+                    ER(ER_WRONG_VALUE_COUNT_ON_ROW),
+		    MYF(0),1);
+    DBUG_RETURN(-1);
+  }
+
   /* First field to copy */
   field=table->field+table->fields - values.elements;
 
@@ -1611,7 +1619,7 @@ bool select_create::send_eof()
     */
     if (!table->tmp_table)
       hash_delete(&open_cache,(byte*) table);
-    lock=0; 
+    lock=0;
     table=0;
     VOID(pthread_mutex_unlock(&LOCK_open));
   }
@@ -1632,7 +1640,8 @@ void select_create::abort()
     enum db_type table_type=table->db_type;
     if (!table->tmp_table)
       hash_delete(&open_cache,(byte*) table);
-    quick_rm_table(table_type,db,name);
+    if (!create_info->table_existed)
+      quick_rm_table(table_type,db,name);
     table=0;
   }
   VOID(pthread_mutex_unlock(&LOCK_open));

sql/sql_parse.cc

@@ -3407,7 +3407,7 @@ check_access(THD *thd, ulong want_access, const char *db, ulong *save_priv,
   /* grant_option is set if there exists a single table or column grant */
   if (db_access == want_access ||
       ((grant_option && !dont_check_global_grants) &&
-       !(want_access & ~TABLE_ACLS)))
+       !(want_access & ~(db_access | TABLE_ACLS))))
     DBUG_RETURN(FALSE);				/* Ok */
   if (!no_errors)
     net_printf(thd,ER_DBACCESS_DENIED_ERROR,

sql/sql_table.cc

@@ -901,7 +901,10 @@ int mysql_create_table(THD *thd,const char *db, const char *table_name,
       && find_temporary_table(thd,db,table_name))
   {
     if (create_info->options & HA_LEX_CREATE_IF_NOT_EXISTS)
+    {
+      create_info->table_existed= 1;		// Mark that table existed
       DBUG_RETURN(0);
+    }
     my_error(ER_TABLE_EXISTS_ERROR,MYF(0),table_name);
     DBUG_RETURN(-1);
   }
@@ -913,14 +916,18 @@ int mysql_create_table(THD *thd,const char *db, const char *table_name,
     if (!access(path,F_OK))
     {
       if (create_info->options & HA_LEX_CREATE_IF_NOT_EXISTS)
+      {
+	create_info->table_existed= 1;		// Mark that table existed
 	error= 0;
+      }  
       else
-	my_error(ER_TABLE_EXISTS_ERROR,MYF(0),table_name);
+        my_error(ER_TABLE_EXISTS_ERROR,MYF(0),table_name);
       goto end;
     }
   }
 
   thd->proc_info="creating table";
+  create_info->table_existed= 0;		// Mark that table is created
 
   if (thd->variables.sql_mode & MODE_NO_DIR_IN_CREATE)
     create_info->data_file_name= create_info->index_file_name= 0;

sql/sql_test.cc

@@ -301,6 +301,8 @@ void mysql_print_status(THD *thd)
   printf("\nStatus information:\n\n");
   my_getwd(current_dir, sizeof(current_dir),MYF(0));
   printf("Current dir: %s\n", current_dir);
+  printf("Running threads: %d  Stack size: %ld\n", thread_count,
+	 (long) thread_stack);
   if (thd)
     thd->proc_info="locks";
   thr_print_locks();				// Write some debug info
@@ -379,8 +381,9 @@ Maximum total allocated space:		 %d\n\
 Space available in freed fastbin blocks: %d\n\
 Total allocated space:			 %d\n\
 Total free space:			 %d\n\
-Top-most, releasable space:		 %d\n",
-	 (int) info.arena,
+Top-most, releasable space:		 %d\n\
+Estimated memory (with thread stack):    %ld\n",
+	 (int) info.arena	,
 	 (int) info.ordblks,
 	 (int) info.smblks,
 	 (int) info.hblks,
@@ -389,7 +392,8 @@ Top-most, releasable space:		 %d\n",
 	 (int) info.fsmblks,
 	 (int) info.uordblks,
 	 (int) info.fordblks,
-	 (int) info.keepcost);
+	 (int) info.keepcost,
+	 (long) (thread_count * thread_stack + info.hblkhd + info.arena));
 #endif
   puts("");
   if (thd)