auto-merge

CMakeLists.txt

@@ -47,6 +47,10 @@ SET(WITH_MYISAMMRG_STORAGE_ENGINE TRUE)
 ADD_DEFINITIONS(-DWITH_MYISAMMRG_STORAGE_ENGINE)
 SET (mysql_plugin_defs "${mysql_plugin_defs},builtin_myisammrg_plugin")
 
+IF(WITH_COMMUNITY_FEATURES)
+  ADD_DEFINITIONS(-DENABLED_PROFILING -DCOMMUNITY_SERVER)
+ENDIF(WITH_COMMUNITY_FEATURES)
+
 IF(WITH_ARCHIVE_STORAGE_ENGINE)
   ADD_DEFINITIONS(-DWITH_ARCHIVE_STORAGE_ENGINE)
   SET (mysql_plugin_defs "${mysql_plugin_defs},builtin_archive_plugin")

client/mysql.cc

@@ -1979,7 +1979,7 @@ static COMMANDS *find_command(char *name,char cmd_char)
     */
     if (strstr(name, "\\g") || (strstr(name, delimiter) &&
                                 !(strlen(name) >= 9 &&
-                                  !my_strnncoll(charset_info,
+                                  !my_strnncoll(&my_charset_latin1,
                                                 (uchar*) name, 9,
                                                 (const uchar*) "delimiter",
                                                 9))))
@@ -2000,7 +2000,7 @@ static COMMANDS *find_command(char *name,char cmd_char)
   {
     if (commands[i].func &&
 	((name &&
-	  !my_strnncoll(charset_info,(uchar*)name,len,
+	  !my_strnncoll(&my_charset_latin1, (uchar*)name, len,
 				     (uchar*)commands[i].name,len) &&
 	  !commands[i].name[len] &&
 	  (!end || (end && commands[i].takes_params))) ||

client/mysql_upgrade.c

@@ -39,6 +39,7 @@ static uint my_end_arg= 0;
 static char *opt_user= (char*)"root";
 
 static DYNAMIC_STRING ds_args;
+static DYNAMIC_STRING conn_args;
 
 static char *opt_password= 0;
 static my_bool tty_password= 0;
@@ -135,6 +136,7 @@ static void free_used_memory(void)
   free_defaults(defaults_argv);
 
   dynstr_free(&ds_args);
+  dynstr_free(&conn_args);
 }
 
 
@@ -204,7 +206,7 @@ static void add_one_option(DYNAMIC_STRING* ds,
     }
   }
   dynstr_append_os_quoted(ds, "--", opt->name, eq, arg, NullS);
-  dynstr_append(&ds_args, " ");
+  dynstr_append(ds, " ");
 }
 
 
@@ -256,6 +258,15 @@ get_one_option(int optid, const struct my_option *opt,
   case 'f': /* --force     */
     add_option= FALSE;
     break;
+
+  case 'h': /* --host */
+  case 'W': /* --pipe */
+  case 'P': /* --port */
+  case 'S': /* --socket */
+  case OPT_MYSQL_PROTOCOL: /* --protocol */
+  case OPT_SHARED_MEMORY_BASE_NAME: /* --shared-memory-base-name */
+    add_one_option(&conn_args, opt, argument);
+    break;
   }
 
   if (add_option)
@@ -603,6 +614,20 @@ static void create_mysql_upgrade_info_file(void)
 }
 
 
+/*
+  Print connection-related arguments.
+*/
+
+static void print_conn_args(const char *tool_name)
+{
+  if (conn_args.str[0])
+    verbose("Running '%s' with connection arguments: %s", tool_name,
+          conn_args.str);
+  else
+    verbose("Running '%s with default connection arguments", tool_name);
+}  
+
+
 /*
   Check and upgrade(if neccessary) all tables
   in the server using "mysqlcheck --check-upgrade .."
@@ -610,7 +635,7 @@ static void create_mysql_upgrade_info_file(void)
 
 static int run_mysqlcheck_upgrade(void)
 {
-  verbose("Running 'mysqlcheck'...");
+  print_conn_args("mysqlcheck");
   return run_tool(mysqlcheck_path,
                   NULL, /* Send output from mysqlcheck directly to screen */
                   "--no-defaults",
@@ -624,7 +649,7 @@ static int run_mysqlcheck_upgrade(void)
 
 static int run_mysqlcheck_fixnames(void)
 {
-  verbose("Running 'mysqlcheck'...");
+  print_conn_args("mysqlcheck");
   return run_tool(mysqlcheck_path,
                   NULL, /* Send output from mysqlcheck directly to screen */
                   "--no-defaults",
@@ -753,7 +778,8 @@ int main(int argc, char **argv)
     strncpy(self_name, argv[0], FN_REFLEN);
   }
 
-  if (init_dynamic_string(&ds_args, "", 512, 256))
+  if (init_dynamic_string(&ds_args, "", 512, 256) ||
+      init_dynamic_string(&conn_args, "", 512, 256))
     die("Out of memory");
 
   load_defaults("my", load_default_groups, &argc, &argv);

include/myisam.h

@@ -404,7 +404,8 @@ typedef struct st_mi_check_param
   my_off_t keydata,totaldata,key_blocks,start_check_pos;
   ha_rows total_records,total_deleted;
   ha_checksum record_checksum,glob_crc;
-  ulong	use_buffers,read_buffer_length,write_buffer_length,
+  ulonglong use_buffers;
+  ulong read_buffer_length,write_buffer_length,
 	sort_buffer_length,sort_key_blocks;
   uint out_flag,warning_printed,error_printed,verbose;
   uint opt_sort_key,total_files,max_level;

mysql-test/r/grant.result

@@ -1358,3 +1358,58 @@ DROP USER 'userbug33464'@'localhost';
 USE test;
 DROP DATABASE dbbug33464;
 SET @@global.log_bin_trust_function_creators= @old_log_bin_trust_function_creators;
+CREATE USER user1;
+CREATE USER user2;
+GRANT CREATE ON db1.* TO 'user1'@'localhost';
+GRANT CREATE ROUTINE ON db1.* TO 'user1'@'localhost';
+GRANT CREATE ON db1.* TO 'user2'@'%';
+GRANT CREATE ROUTINE ON db1.* TO 'user2'@'%';
+FLUSH PRIVILEGES;
+SHOW GRANTS FOR 'user1'@'localhost';
+Grants for user1@localhost
+GRANT USAGE ON *.* TO 'user1'@'localhost'
+GRANT CREATE, CREATE ROUTINE ON `db1`.* TO 'user1'@'localhost'
+** Connect as user1 and create a procedure.
+** The creation will imply implicitly assigned
+** EXECUTE and ALTER ROUTINE privileges to
+** the current user user1@localhost. 
+SELECT @@GLOBAL.sql_mode;
+@@GLOBAL.sql_mode
+
+SELECT @@SESSION.sql_mode;
+@@SESSION.sql_mode
+
+CREATE DATABASE db1;
+CREATE PROCEDURE db1.proc1(p1 INT)
+BEGIN
+SET @x = 0;
+REPEAT SET @x = @x + 1; UNTIL @x > p1 END REPEAT;
+END ;||
+** Connect as user2 and create a procedure.
+** Implicitly assignment of privileges will
+** fail because the user2@localhost is an
+** unknown user.
+CREATE PROCEDURE db1.proc2(p1 INT)
+BEGIN
+SET @x = 0;
+REPEAT SET @x = @x + 1; UNTIL @x > p1 END REPEAT;
+END ;||
+Warnings:
+Warning	1404	Failed to grant EXECUTE and ALTER ROUTINE privileges
+SHOW GRANTS FOR 'user1'@'localhost';
+Grants for user1@localhost
+GRANT USAGE ON *.* TO 'user1'@'localhost'
+GRANT CREATE, CREATE ROUTINE ON `db1`.* TO 'user1'@'localhost'
+GRANT EXECUTE, ALTER ROUTINE ON PROCEDURE `db1`.`proc1` TO 'user1'@'localhost'
+SHOW GRANTS FOR 'user2';
+Grants for user2@%
+GRANT USAGE ON *.* TO 'user2'@'%'
+GRANT CREATE, CREATE ROUTINE ON `db1`.* TO 'user2'@'%'
+DROP PROCEDURE db1.proc1;
+DROP PROCEDURE db1.proc2;
+REVOKE ALL ON db1.* FROM 'user1'@'localhost';
+REVOKE ALL ON db1.* FROM 'user2'@'%';
+DROP USER 'user1';
+DROP USER 'user1'@'localhost';
+DROP USER 'user2';
+DROP DATABASE db1;

mysql-test/r/mysql.result

@@ -198,6 +198,7 @@ COUNT (*)
 1
 COUNT (*)
 1
+ERROR 2005 (HY000) at line 1: Unknown MySQL server host 'invalid_hostname' (errno)
 End of 5.0 tests
 WARNING: --server-arg option not supported in this configuration.
 Warning (Code 1286): Unknown table engine 'nonexistent'

mysql-test/r/sp-error.result

@@ -1660,3 +1660,13 @@ declare continue handler for sqlstate '00000' set @x=0;
 end$$
 ERROR 42000: Bad SQLSTATE: '00000'
 LOAD DATA INFILE '../../tmp/proc.txt' INTO TABLE mysql.proc;
+CREATE TABLE t1 (a INT, b INT);
+INSERT INTO t1 VALUES (1,1), (2,2);
+SELECT MAX (a) FROM t1 WHERE b = 999999;
+ERROR 42000: FUNCTION test.MAX does not exist. Check the 'Function Name Parsing and Resolution' section in the Reference Manual
+SELECT AVG (a) FROM t1 WHERE b = 999999;
+AVG (a)
+NULL
+SELECT non_existent (a) FROM t1 WHERE b = 999999;
+ERROR 42000: FUNCTION test.non_existent does not exist
+DROP TABLE t1;

mysql-test/t/grant.test

@@ -1471,5 +1471,59 @@ DROP DATABASE dbbug33464;
 
 SET @@global.log_bin_trust_function_creators= @old_log_bin_trust_function_creators;
 
+#
+# Bug#44658 Create procedure makes server crash when user does not have ALL privilege
+#
+CREATE USER user1;
+CREATE USER user2;
+GRANT CREATE ON db1.* TO 'user1'@'localhost';
+GRANT CREATE ROUTINE ON db1.* TO 'user1'@'localhost';
+GRANT CREATE ON db1.* TO 'user2'@'%';
+GRANT CREATE ROUTINE ON db1.* TO 'user2'@'%';
+FLUSH PRIVILEGES;
+SHOW GRANTS FOR 'user1'@'localhost';
+connect (con1,localhost,user1,,);
+--echo ** Connect as user1 and create a procedure.
+--echo ** The creation will imply implicitly assigned
+--echo ** EXECUTE and ALTER ROUTINE privileges to
+--echo ** the current user user1@localhost. 
+SELECT @@GLOBAL.sql_mode;
+SELECT @@SESSION.sql_mode;
+CREATE DATABASE db1;
+DELIMITER ||;
+CREATE PROCEDURE db1.proc1(p1 INT)
+ BEGIN
+ SET @x = 0;
+ REPEAT SET @x = @x + 1; UNTIL @x > p1 END REPEAT;
+ END ;||
+DELIMITER ;||
+
+connect (con2,localhost,user2,,);
+--echo ** Connect as user2 and create a procedure.
+--echo ** Implicitly assignment of privileges will
+--echo ** fail because the user2@localhost is an
+--echo ** unknown user.
+DELIMITER ||;
+CREATE PROCEDURE db1.proc2(p1 INT)
+ BEGIN
+ SET @x = 0;
+ REPEAT SET @x = @x + 1; UNTIL @x > p1 END REPEAT;
+ END ;||
+DELIMITER ;||
+
+connection default;
+SHOW GRANTS FOR 'user1'@'localhost';
+SHOW GRANTS FOR 'user2';
+disconnect con1;
+disconnect con2;
+DROP PROCEDURE db1.proc1;
+DROP PROCEDURE db1.proc2;
+REVOKE ALL ON db1.* FROM 'user1'@'localhost';
+REVOKE ALL ON db1.* FROM 'user2'@'%';
+DROP USER 'user1';
+DROP USER 'user1'@'localhost';
+DROP USER 'user2';
+DROP DATABASE db1;
+
 # Wait till we reached the initial number of concurrent sessions
 --source include/wait_until_count_sessions.inc

mysql-test/t/mysql.test

@@ -349,6 +349,14 @@ remove_file $MYSQLTEST_VARDIR/tmp/bug31060.sql;
 --exec $MYSQL --ignore-spaces -e "SELECT COUNT (*)"
 --exec $MYSQL -b -i -e "SELECT COUNT (*)"
 
+#
+# Bug#37268 'binary' character set makes CLI-internal commands case sensitive
+#
+--replace_regex /\([0-9]*\)/(errno)/
+--error 1
+--exec $MYSQL --default-character-set=binary test -e "CONNECT test invalid_hostname" 2>&1
+--exec $MYSQL --default-character-set=binary test -e "DELIMITER //" 2>&1
+
 --echo End of 5.0 tests
 
 #

mysql-test/t/sp-error.test

@@ -2435,3 +2435,16 @@ delimiter ;$$
 #
 LOAD DATA INFILE '../../tmp/proc.txt' INTO TABLE mysql.proc;
 remove_file $MYSQLTEST_VARDIR/tmp/proc.txt;
+
+#
+# Bug #38159: Function parsing problem generates misleading error message
+#
+
+CREATE TABLE t1 (a INT, b INT);
+INSERT INTO t1 VALUES (1,1), (2,2);
+--error ER_FUNC_INEXISTENT_NAME_COLLISION
+SELECT MAX (a) FROM t1 WHERE b = 999999;
+SELECT AVG (a) FROM t1 WHERE b = 999999;
+--error ER_SP_DOES_NOT_EXIST
+SELECT non_existent (a) FROM t1 WHERE b = 999999;
+DROP TABLE t1;

sql/item_func.cc

@@ -5802,6 +5802,14 @@ Item_func_sp::func_name() const
 }
 
 
+int my_missing_function_error(const LEX_STRING &token, const char *func_name)
+{
+  if (token.length && is_lex_native_function (&token))
+    return my_error(ER_FUNC_INEXISTENT_NAME_COLLISION, MYF(0), func_name);
+  else
+    return my_error(ER_SP_DOES_NOT_EXIST, MYF(0), "FUNCTION", func_name);
+}
+
 
 /**
   @brief Initialize the result field by creating a temporary dummy table
@@ -5834,7 +5842,7 @@ Item_func_sp::init_result_field(THD *thd)
   if (!(m_sp= sp_find_routine(thd, TYPE_ENUM_FUNCTION, m_name,
                                &thd->sp_func_cache, TRUE)))
   {
-    my_error(ER_SP_DOES_NOT_EXIST, MYF(0), "FUNCTION", m_name->m_qname.str);
+    my_missing_function_error (m_name->m_name, m_name->m_qname.str);
     context->process_error(thd);
     DBUG_RETURN(TRUE);
   }

sql/share/errmsg.txt

@@ -6177,3 +6177,6 @@ ER_TOO_LONG_TABLE_COMMENT
 ER_TOO_LONG_FIELD_COMMENT
   eng "Comment for field '%-.64s' is too long (max = %lu)"
   por "Comentário para o campo '%-.64s' é longo demais (max = %lu)"
+
+ER_FUNC_INEXISTENT_NAME_COLLISION 42000 
+  eng "FUNCTION %s does not exist. Check the 'Function Name Parsing and Resolution' section in the Reference Manual"

sql/sp.cc

@@ -1308,13 +1308,20 @@ sp_find_routine(THD *thd, int type, sp_name *name, sp_cache **cp,
 /**
   This is used by sql_acl.cc:mysql_routine_grant() and is used to find
   the routines in 'routines'.
+
+  @param thd Thread handler
+  @param routines List of needles in the hay stack
+  @param any Any of the needles are good enough
+
+  @return
+    @retval FALSE Found.
+    @retval TRUE  Not found
 */
 
-int
+bool
-sp_exist_routines(THD *thd, TABLE_LIST *routines, bool any, bool no_error)
+sp_exist_routines(THD *thd, TABLE_LIST *routines, bool any)
 {
   TABLE_LIST *routine;
-  bool result= 0;
   bool sp_object_found;
   DBUG_ENTER("sp_exists_routine");
   for (routine= routines; routine; routine= routine->next_global)
@@ -1336,21 +1343,16 @@ sp_exist_routines(THD *thd, TABLE_LIST *routines, bool any, bool no_error)
     if (sp_object_found)
     {
       if (any)
-        DBUG_RETURN(1);
+        break;
-      result= 1;
     }
     else if (!any)
-    {
-      if (!no_error)
     {
       my_error(ER_SP_DOES_NOT_EXIST, MYF(0), "FUNCTION or PROCEDURE",
                routine->table_name);
-	DBUG_RETURN(-1);
+      DBUG_RETURN(TRUE);
-      }
-      DBUG_RETURN(0);
     }
   }
-  DBUG_RETURN(result);
+  DBUG_RETURN(FALSE);
 }
 
 

sql/sp.h

@@ -39,8 +39,8 @@ sp_head *
 sp_find_routine(THD *thd, int type, sp_name *name,
                 sp_cache **cp, bool cache_only);
 
-int
+bool
-sp_exist_routines(THD *thd, TABLE_LIST *procs, bool any, bool no_error);
+sp_exist_routines(THD *thd, TABLE_LIST *procs, bool any);
 
 int
 sp_routine_exists_in_table(THD *thd, int type, sp_name *name);

sql/sql_acl.cc

@@ -3198,26 +3198,24 @@ int mysql_table_grant(THD *thd, TABLE_LIST *table_list,
 }
 
 
-/*
+/**
   Store routine level grants in the privilege tables
 
-  SYNOPSIS
+  @param thd Thread handle
-    mysql_routine_grant()
+  @param table_list List of routines to give grant
-    thd			Thread handle
+  @param is_proc Is this a list of procedures?
-    table_list		List of routines to give grant
+  @param user_list List of users to give grant
-    is_proc             true indicates routine list are procedures
+  @param rights Table level grant
-    user_list		List of users to give grant
+  @param revoke_grant Is this is a REVOKE command?
-    rights		Table level grant
-    revoke_grant	Set to 1 if this is a REVOKE command
 
-  RETURN
+  @return
-    0	ok
+    @retval FALSE Success.
-    1	error
+    @retval TRUE An error occurred.
 */
 
 bool mysql_routine_grant(THD *thd, TABLE_LIST *table_list, bool is_proc,
 			 List <LEX_USER> &user_list, ulong rights,
-			 bool revoke_grant, bool no_error)
+			 bool revoke_grant, bool write_to_binlog)
 {
   List_iterator <LEX_USER> str_list (user_list);
   LEX_USER *Str, *tmp_Str;
@@ -3228,14 +3226,12 @@ bool mysql_routine_grant(THD *thd, TABLE_LIST *table_list, bool is_proc,
 
   if (!initialized)
   {
-    if (!no_error)
     my_error(ER_OPTION_PREVENTS_STATEMENT, MYF(0),
              "--skip-grant-tables");
     DBUG_RETURN(TRUE);
   }
   if (rights & ~PROC_ACLS)
   {
-    if (!no_error)
     my_message(ER_ILLEGAL_GRANT_FOR_TABLE, ER(ER_ILLEGAL_GRANT_FOR_TABLE),
                MYF(0));
     DBUG_RETURN(TRUE);
@@ -3243,7 +3239,7 @@ bool mysql_routine_grant(THD *thd, TABLE_LIST *table_list, bool is_proc,
 
   if (!revoke_grant)
   {
-    if (sp_exist_routines(thd, table_list, is_proc, no_error)<0)
+    if (sp_exist_routines(thd, table_list, is_proc))
       DBUG_RETURN(TRUE);
   }
 
@@ -3324,7 +3320,6 @@ bool mysql_routine_grant(THD *thd, TABLE_LIST *table_list, bool is_proc,
     {
       if (revoke_grant)
       {
-        if (!no_error)
         my_error(ER_NONEXISTING_PROC_GRANT, MYF(0),
 	         Str->user.str, Str->host.str, table_name);
 	result= TRUE;
@@ -3351,16 +3346,14 @@ bool mysql_routine_grant(THD *thd, TABLE_LIST *table_list, bool is_proc,
   }
   thd->mem_root= old_root;
   pthread_mutex_unlock(&acl_cache->lock);
-  if (!result && !no_error)
+
+  if (write_to_binlog)
   {
     write_bin_log(thd, TRUE, thd->query, thd->query_length);
   }
 
   rw_unlock(&LOCK_grant);
 
-  if (!result && !no_error)
-    my_ok(thd);
-
   /* Tables are automatically closed */
   DBUG_RETURN(result);
 }
@@ -6157,21 +6150,20 @@ bool sp_revoke_privileges(THD *thd, const char *sp_db, const char *sp_name,
 }
 
 
-/*
+/**
   Grant EXECUTE,ALTER privilege for a stored procedure
 
-  SYNOPSIS
+  @param thd The current thread.
-    sp_grant_privileges()
+  @param sp_db
-    thd                         The current thread.
+  @param sp_name
-    db				DB of the stored procedure
+  @param is_proc
-    name			Name of the stored procedure
 
-  RETURN
+  @return
-    0           OK.
+    @retval FALSE Success
-    < 0         Error. Error message not yet sent.
+    @retval TRUE An error occured. Error message not yet sent.
 */
 
-int sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
+bool sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
                          bool is_proc)
 {
   Security_context *sctx= thd->security_ctx;
@@ -6181,6 +6173,7 @@ int sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
   bool result;
   ACL_USER *au;
   char passwd_buff[SCRAMBLED_PASSWORD_CHAR_LENGTH+1];
+  Dummy_error_handler error_handler;
   DBUG_ENTER("sp_grant_privileges");
 
   if (!(combo=(LEX_USER*) thd->alloc(sizeof(st_lex_user))))
@@ -6231,8 +6224,11 @@ int sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
     }
     else
     {
-      my_error(ER_PASSWD_LENGTH, MYF(0), SCRAMBLED_PASSWORD_CHAR_LENGTH);
+      push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN,
-      return -1;
+                          ER_PASSWD_LENGTH,
+                          ER(ER_PASSWD_LENGTH),
+                          SCRAMBLED_PASSWORD_CHAR_LENGTH);
+      return TRUE;
     }
     combo->password.str= passwd_buff;
   }
@@ -6248,8 +6244,14 @@ int sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
   thd->lex->ssl_type= SSL_TYPE_NOT_SPECIFIED;
   bzero((char*) &thd->lex->mqh, sizeof(thd->lex->mqh));
 
+  /*
+    Only care about whether the operation failed or succeeded
+    as all errors will be handled later.
+  */
+  thd->push_internal_handler(&error_handler);
   result= mysql_routine_grant(thd, tables, is_proc, user_list,
-  				DEFAULT_CREATE_PROC_ACLS, 0, 1);
+                              DEFAULT_CREATE_PROC_ACLS, FALSE, FALSE);
+  thd->pop_internal_handler();
   DBUG_RETURN(result);
 }
 

sql/sql_acl.h

@@ -233,7 +233,7 @@ int mysql_table_grant(THD *thd, TABLE_LIST *table, List <LEX_USER> &user_list,
                        bool revoke);
 bool mysql_routine_grant(THD *thd, TABLE_LIST *table, bool is_proc,
 			 List <LEX_USER> &user_list, ulong rights,
-			 bool revoke, bool no_error);
+			 bool revoke, bool write_to_binlog);
 my_bool grant_init();
 void grant_free(void);
 my_bool grant_reload(THD *thd);
@@ -264,7 +264,7 @@ void fill_effective_table_privileges(THD *thd, GRANT_INFO *grant,
                                      const char *db, const char *table);
 bool sp_revoke_privileges(THD *thd, const char *sp_db, const char *sp_name,
                           bool is_proc);
-int sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
+bool sp_grant_privileges(THD *thd, const char *sp_db, const char *sp_name,
                          bool is_proc);
 bool check_routine_level_acl(THD *thd, const char *db, const char *name,
                              bool is_proc);

sql/sql_class.cc

@@ -674,31 +674,40 @@ THD::THD()
 
 void THD::push_internal_handler(Internal_error_handler *handler)
 {
-  /*
+  if (m_internal_handler)
-    TODO: The current implementation is limited to 1 handler at a time only.
+  {
-    THD and sp_rcontext need to be modified to use a common handler stack.
+    handler->m_prev_internal_handler= m_internal_handler;
-  */
-  DBUG_ASSERT(m_internal_handler == NULL);
     m_internal_handler= handler;
   }
+  else
+  {
+    m_internal_handler= handler;
+  }
+}
 
 
 bool THD::handle_error(uint sql_errno, const char *message,
                        MYSQL_ERROR::enum_warning_level level)
 {
-  if (m_internal_handler)
+  if (!m_internal_handler)
+    return FALSE;
+
+  for (Internal_error_handler *error_handler= m_internal_handler;
+       error_handler;
+       error_handler= m_internal_handler->m_prev_internal_handler)
   {
-    return m_internal_handler->handle_error(sql_errno, message, level, this);
+    if (error_handler->handle_error(sql_errno, message, level, this))
+    return TRUE;
   }
 
-  return FALSE;                                 // 'FALSE', as per coding style
+  return FALSE;
 }
 
 
 void THD::pop_internal_handler()
 {
   DBUG_ASSERT(m_internal_handler != NULL);
-  m_internal_handler= NULL;
+  m_internal_handler= m_internal_handler->m_prev_internal_handler;
 }
 
 extern "C"

sql/sql_class.h

@@ -1036,7 +1036,10 @@ show_system_thread(enum_thread_type thread)
 class Internal_error_handler
 {
 protected:
-  Internal_error_handler() {}
+  Internal_error_handler() :
+    m_prev_internal_handler(NULL)
+  {}
+
   virtual ~Internal_error_handler() {}
 
 public:
@@ -1069,6 +1072,28 @@ public:
                             const char *message,
                             MYSQL_ERROR::enum_warning_level level,
                             THD *thd) = 0;
+private:
+  Internal_error_handler *m_prev_internal_handler;
+  friend class THD;
+};
+
+
+/**
+  Implements the trivial error handler which cancels all error states
+  and prevents an SQLSTATE to be set.
+*/
+
+class Dummy_error_handler : public Internal_error_handler
+{
+public:
+  bool handle_error(uint sql_errno,
+                    const char *message,
+                    MYSQL_ERROR::enum_warning_level level,
+                    THD *thd)
+  {
+    /* Ignore error */
+    return TRUE;
+  }
 };
 
 
@@ -2210,6 +2235,9 @@ public:
   thd_scheduler scheduler;
 
 public:
+  inline Internal_error_handler *get_internal_handler()
+  { return m_internal_handler; }
+
   /**
     Add an internal error handler to the thread execution context.
     @param handler the exception handler to add

sql/sql_derived.cc

@@ -179,6 +179,7 @@ exit:
     {
       if (thd->is_error() &&
           (thd->main_da.sql_errno() == ER_BAD_FIELD_ERROR ||
+          thd->main_da.sql_errno() == ER_FUNC_INEXISTENT_NAME_COLLISION ||
           thd->main_da.sql_errno() == ER_SP_DOES_NOT_EXIST))
       {
         thd->clear_error();

sql/sql_lex.cc

@@ -433,6 +433,16 @@ bool is_keyword(const char *name, uint len)
   return get_hash_symbol(name,len,0)!=0;
 }
 
+/**
+  Check if name is a sql function
+
+    @param name      checked name
+
+    @return is this a native function or not
+    @retval 0         name is a function
+    @retval 1         name isn't a function
+*/
+
 bool is_lex_native_function(const LEX_STRING *name)
 {
   DBUG_ASSERT(name != NULL);

sql/sql_lex.h

@@ -1976,4 +1976,6 @@ extern bool is_lex_native_function(const LEX_STRING *name);
   @} (End of group Semantic_Analysis)
 */
 
+int my_missing_function_error(const LEX_STRING &token, const char *name);
+
 #endif /* MYSQL_SERVER */

sql/sql_parse.cc

@@ -3880,7 +3880,9 @@ end_with_restore_list:
         res= mysql_routine_grant(thd, all_tables,
                                  lex->type == TYPE_ENUM_PROCEDURE, 
                                  lex->users_list, grants,
-                                 lex->sql_command == SQLCOM_REVOKE, 0);
+                                 lex->sql_command == SQLCOM_REVOKE, TRUE);
+        if (!res)
+          my_ok(thd);
       }
       else
       {

sql/sql_table.cc

@@ -5314,7 +5314,7 @@ compare_tables(TABLE *table,
       create_info->used_fields & HA_CREATE_USED_ENGINE ||
       create_info->used_fields & HA_CREATE_USED_CHARSET ||
       create_info->used_fields & HA_CREATE_USED_DEFAULT_CHARSET ||
-      create_info->used_fields & HA_CREATE_USED_ROW_FORMAT ||
+      (table->s->row_type != create_info->row_type) ||
       create_info->used_fields & HA_CREATE_USED_PACK_KEYS ||
       create_info->used_fields & HA_CREATE_USED_MAX_ROWS ||
       (alter_info->flags & (ALTER_RECREATE | ALTER_FOREIGN_KEY)) ||
@@ -6307,7 +6307,10 @@ view_err:
   }
 
   if (create_info->row_type == ROW_TYPE_NOT_USED)
+  {
     create_info->row_type= table->s->row_type;
+    create_info->used_fields |= HA_CREATE_USED_ROW_FORMAT;
+  }
 
   DBUG_PRINT("info", ("old type: %s  new type: %s",
              ha_resolve_storage_engine_name(old_db_type),

sql/table.cc

@@ -779,7 +779,7 @@ static int open_binary_frm(THD *thd, TABLE_SHARE *share, uchar *head,
   strpos=disk_buff+6;
 
   if (!(rec_per_key= (ulong*) alloc_root(&share->mem_root,
-					 sizeof(ulong*)*key_parts)))
+                                         sizeof(ulong)*key_parts)))
     goto err;
 
   for (i=0 ; i < keys ; i++, keyinfo++)
@@ -3341,6 +3341,7 @@ void TABLE_LIST::hide_view_error(THD *thd)
 
   if (thd->main_da.sql_errno() == ER_BAD_FIELD_ERROR ||
       thd->main_da.sql_errno() == ER_SP_DOES_NOT_EXIST ||
+      thd->main_da.sql_errno() == ER_FUNC_INEXISTENT_NAME_COLLISION ||
       thd->main_da.sql_errno() == ER_PROCACCESS_DENIED_ERROR ||
       thd->main_da.sql_errno() == ER_COLUMNACCESS_DENIED_ERROR ||
       thd->main_da.sql_errno() == ER_TABLEACCESS_DENIED_ERROR ||

storage/ibmdb2i/db2i_conversion.cc

@@ -1085,7 +1085,7 @@ int32 ha_ibmdb2i::convertMySQLtoDB2(Field* field, const DB2Field& db2Field, char
                   if (bytesToStore)
                     memcpy(db2Buf, dataToStore, bytesToStore);
                   if (bytesToPad)
-                    wmemset((wchar_t*)(db2Buf + bytesToStore), 0x0020, bytesToPad/2);
+                    memset16((db2Buf + bytesToStore), 0x0020, bytesToPad/2);
                 }
                 else
                 {
@@ -1108,7 +1108,7 @@ int32 ha_ibmdb2i::convertMySQLtoDB2(Field* field, const DB2Field& db2Field, char
                     bytesToStore = db2BytesToStore;
                   }
                   if (db2BytesToStore < maxDb2BytesToStore) // If need to pad
-                    wmemset((wchar_t*)(db2Buf + db2BytesToStore), 0x0020, (maxDb2BytesToStore - db2BytesToStore)/2);
+                    memset16((db2Buf + db2BytesToStore), 0x0020, (maxDb2BytesToStore - db2BytesToStore)/2);
                 }
 
                 if (db2FieldType == QMY_VARGRAPHIC)

storage/ibmdb2i/db2i_misc.h

@@ -110,4 +110,20 @@ bool isOrdinaryIdentifier(const char* s)
   return true;
 }
 
+/**
+  Fill memory with a 16-bit word.
+  
+  @param p  Pointer to space to fill.
+  @param v  Value to fill
+  @param l  Length of space (in 16-bit words)
+*/
+void memset16(void* p, uint16 v, size_t l)
+{
+  uint16* p2=(uint16*)p;
+  while (l--)
+  {
+    *(p2++) = v;
+  }
+}
+
 #endif

storage/myisam/myisamchk.c

@@ -287,8 +287,8 @@ static struct my_option my_long_options[] =
    0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
   { "key_buffer_size", OPT_KEY_BUFFER_SIZE, "",
     (uchar**) &check_param.use_buffers, (uchar**) &check_param.use_buffers, 0,
-    GET_ULONG, REQUIRED_ARG, (long) USE_BUFFER_INIT, (long) MALLOC_OVERHEAD,
+    GET_ULL, REQUIRED_ARG, USE_BUFFER_INIT, MALLOC_OVERHEAD,
-    (long) ~0L, (long) MALLOC_OVERHEAD, (long) IO_SIZE, 0},
+    SIZE_T_MAX, MALLOC_OVERHEAD,  IO_SIZE, 0},
   { "key_cache_block_size", OPT_KEY_CACHE_BLOCK_SIZE,  "",
     (uchar**) &opt_key_cache_block_size,
     (uchar**) &opt_key_cache_block_size, 0,
@@ -1102,7 +1102,7 @@ static int myisamchk(MI_CHECK *param, char * filename)
       {
 	if (param->testflag & (T_EXTEND | T_MEDIUM))
 	  VOID(init_key_cache(dflt_key_cache,opt_key_cache_block_size,
-                              param->use_buffers, 0, 0));
+                              (size_t) param->use_buffers, 0, 0));
 	VOID(init_io_cache(&param->read_cache,datafile,
 			   (uint) param->read_buffer_length,
 			   READ_CACHE,
@@ -1525,8 +1525,8 @@ static int mi_sort_records(MI_CHECK *param,
   if (share->state.key_root[sort_key] == HA_OFFSET_ERROR)
     DBUG_RETURN(0);				/* Nothing to do */
 
-  init_key_cache(dflt_key_cache, opt_key_cache_block_size, param->use_buffers,
+  init_key_cache(dflt_key_cache, opt_key_cache_block_size,
-                 0, 0);
+                 (size_t) param->use_buffers, 0, 0);
   if (init_io_cache(&info->rec_cache,-1,(uint) param->write_buffer_length,
 		   WRITE_CACHE,share->pack.header_length,1,
 		   MYF(MY_WME | MY_WAIT_IF_FULL)))

storage/myisammrg/ha_myisammrg.cc

@@ -925,11 +925,11 @@ int ha_myisammrg::info(uint flag)
         with such a number, it'll be an error later anyway.
       */
       bzero((char*) table->key_info[0].rec_per_key,
-            sizeof(table->key_info[0].rec_per_key) * table->s->key_parts);
+            sizeof(table->key_info[0].rec_per_key[0]) * table->s->key_parts);
 #endif
       memcpy((char*) table->key_info[0].rec_per_key,
 	     (char*) mrg_info.rec_per_key,
-             sizeof(table->key_info[0].rec_per_key) *
+             sizeof(table->key_info[0].rec_per_key[0]) *
              min(file->keys, table->s->key_parts));
     }
   }