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Fixed some basic error handling for SP functions in mysql_execute_command().

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This commit is contained in:
pem@mysql.com
2003-01-15 15:39:36 +01:00
parent d0bcc9dc0f
commit b863798a7c
27 changed files with 175 additions and 63 deletions
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6
include/mysqld_error.h
View File

@ -266,4 +266,8 @@
#define ER_SELECT_REDUCED 1247
#define ER_TABLENAME_NOT_ALLOWED_HERE 1248
#define ER_NOT_SUPPORTED_AUTH_MODE 1249
#define ER_ERROR_MESSAGES 250
#define ER_SP_NO_RECURSIVE_CREATE 1250
#define ER_SP_ALREADY_EXISTS 1251
#define ER_SP_DOES_NOT_EXIST 1252
#define ER_SP_DROP_FAILED 1253
#define ER_ERROR_MESSAGES 254

2
sql/mysql_priv.h
View File

@ -349,7 +349,7 @@ extern "C" pthread_handler_decl(handle_one_connection,arg);
extern "C" pthread_handler_decl(handle_bootstrap,arg);
void end_thread(THD *thd,bool put_in_cache);
void flush_thread_cache();
void mysql_execute_command(THD *thd);
int mysql_execute_command(THD *thd);
bool do_command(THD *thd);
bool dispatch_command(enum enum_server_command command, THD *thd,
char* packet, uint packet_length);

6
sql/share/czech/errmsg.txt
View File

@ -259,4 +259,8 @@ v/*
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/danish/errmsg.txt
View File

@ -253,4 +253,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/dutch/errmsg.txt
View File

@ -261,4 +261,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

7
sql/share/english/errmsg.txt
View File

@ -250,4 +250,9 @@
"Every derived table must have it's own alias",
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"
"Failed to store PROCEDURE"

6
sql/share/estonian/errmsg.txt
View File

@ -255,4 +255,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/french/errmsg.txt
View File

@ -250,4 +250,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/german/errmsg.txt
View File

@ -260,4 +260,8 @@
"F<>r jede abgeleitete Tabelle muss ein eigener Alias angegeben werden.",
"Select %u wurde w<>hrend der Optimierung reduziert.",
"Tabelle '%-.64s', die in einem der SELECT-Befehle verwendet wurde kann nicht in %-.32s verwendet werden."
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/greek/errmsg.txt
View File

@ -250,4 +250,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/hungarian/errmsg.txt
View File

@ -252,4 +252,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/italian/errmsg.txt
View File

@ -250,4 +250,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/japanese/errmsg.txt
View File

@ -252,4 +252,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/korean/errmsg.txt
View File

@ -250,4 +250,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/norwegian-ny/errmsg.txt
View File

@ -252,4 +252,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/norwegian/errmsg.txt
View File

@ -252,4 +252,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/polish/errmsg.txt
View File

@ -254,4 +254,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/portuguese/errmsg.txt
View File

@ -250,4 +250,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/romanian/errmsg.txt
View File

@ -254,4 +254,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/russian/errmsg.txt
View File

@ -253,4 +253,8 @@
"Every derived table must have it's own alias"
"Select %u <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/serbian/errmsg.txt
View File

@ -246,4 +246,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/slovak/errmsg.txt
View File

@ -258,4 +258,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/spanish/errmsg.txt
View File

@ -251,4 +251,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/swedish/errmsg.txt
View File

@ -250,4 +250,8 @@
"Every derived table must have it's own alias"
"Select %u was reduced during optimisation",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

6
sql/share/ukrainian/errmsg.txt
View File

@ -255,4 +255,8 @@
"Every derived table must have it's own alias"
"Select %u was <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>i<EFBFBD><69><EFBFBD>ii",
"Table '%-.64s' from one of SELECT's can not be used in %-.32s"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Client does not support authentication protocol requested by server. Consider upgrading MySQL client"
"Can't create a PROCEDURE from within a PROCEDURE"
"PROCEDURE already exists"
"PROCEDURE does not exist"
"Failed to DROP PROCEDURE"

10
sql/sp_head.cc
View File

@ -157,9 +157,6 @@ sp_head::execute(THD *thd)
{ // Execute instructions...
uint ip= 0;
my_bool nsok= thd->net.no_send_ok;
thd->net.no_send_ok= TRUE; // Don't send_ok() during execution
while (ret == 0)
{
@ -170,8 +167,6 @@ sp_head::execute(THD *thd)
break;
ret= i->execute(thd, &ip);
}
thd->net.no_send_ok= nsok;
}
// Don't copy back OUT values if we got an error
@ -323,18 +318,19 @@ int
sp_instr_stmt::execute(THD *thd, uint *nextp)
{
LEX olex; // The other lex
int res;
memcpy(&olex, &thd->lex, sizeof(LEX)); // Save the other lex
memcpy(&thd->lex, &m_lex, sizeof(LEX)); // Use my own lex
thd->lex.thd = thd;
mysql_execute_command(thd);
res= mysql_execute_command(thd);
memcpy(&thd->lex, &olex, sizeof(LEX)); // Restore the other lex
*nextp = m_ip+1;
return 0;
return res;
}
//

81
sql/sql_parse.cc
View File

@ -1482,7 +1482,7 @@ bool alloc_query(THD *thd, char *packet, ulong packet_length)
** Execute command saved in thd and current_lex->sql_command
****************************************************************************/
void
int
mysql_execute_command(THD *thd)
{
int res= 0;
@ -1513,7 +1513,7 @@ mysql_execute_command(THD *thd)
given and the table list says the query should not be replicated
*/
if (table_rules_on && tables && !tables_ok(thd,tables))
DBUG_VOID_RETURN;
return 0;
#ifndef TO_BE_DELETED
/*
This is a workaround to deal with the shortcoming in 3.23.44-3.23.46
@ -1549,7 +1549,7 @@ mysql_execute_command(THD *thd)
{
if (res < 0 || thd->net.report_error)
send_error(thd,thd->killed ? ER_SERVER_SHUTDOWN : 0);
DBUG_VOID_RETURN;
return res;
}
}
}
@ -1558,7 +1558,7 @@ mysql_execute_command(THD *thd)
lex->unit.create_total_list(thd, lex, &tables)) ||
(table_rules_on && tables && thd->slave_thread &&
!tables_ok(thd,tables)))
DBUG_VOID_RETURN;
return 0;
statistic_increment(com_stat[lex->sql_command],&LOCK_status);
switch (lex->sql_command) {
@ -1597,7 +1597,7 @@ mysql_execute_command(THD *thd)
if (!(result= new select_send()))
{
send_error(thd, ER_OUT_OF_RESOURCES);
DBUG_VOID_RETURN;
goto error;
}
else
thd->send_explain_fields(result);
@ -1838,7 +1838,7 @@ mysql_execute_command(THD *thd)
find_real_table_in_list(tables->next, tables->db, tables->real_name))
{
net_printf(thd,ER_UPDATE_TABLE_USED,tables->real_name);
DBUG_VOID_RETURN;
return -1;
}
if (tables->next)
{
@ -1918,7 +1918,7 @@ mysql_execute_command(THD *thd)
if (thd->locked_tables || thd->active_transaction())
{
send_error(thd,ER_LOCK_OR_ACTIVE_TRANSACTION);
break;
goto error;
}
{
LOCK_ACTIVE_MI;
@ -1929,7 +1929,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_ALTER_TABLE:
#if defined(DONT_ALLOW_SHOW_COMMANDS)
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
break;
goto error;
#else
{
ulong priv=0;
@ -2019,7 +2019,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_SHOW_BINLOGS:
#ifdef DONT_ALLOW_SHOW_COMMANDS
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
{
if (check_global_access(thd, SUPER_ACL))
@ -2031,7 +2031,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_SHOW_CREATE:
#ifdef DONT_ALLOW_SHOW_COMMANDS
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
{
if (check_db_used(thd, tables) ||
@ -2103,7 +2103,7 @@ mysql_execute_command(THD *thd)
if (select_lex->item_list.elements != lex->value_list.elements)
{
send_error(thd,ER_WRONG_VALUE_COUNT);
DBUG_VOID_RETURN;
goto error;
}
res= mysql_update(thd,tables,
select_lex->item_list,
@ -2123,7 +2123,7 @@ mysql_execute_command(THD *thd)
if (select_lex->item_list.elements != lex->value_list.elements)
{
send_error(thd,ER_WRONG_VALUE_COUNT);
DBUG_VOID_RETURN;
goto error;
}
{
const char *msg= 0;
@ -2159,7 +2159,7 @@ mysql_execute_command(THD *thd)
if (select_lex->item_list.elements != lex->value_list.elements)
{
send_error(thd,ER_WRONG_VALUE_COUNT);
DBUG_VOID_RETURN;
goto error;
}
res = mysql_insert(thd,tables,lex->field_list,lex->many_values,
select_lex->item_list, lex->value_list,
@ -2199,7 +2199,7 @@ mysql_execute_command(THD *thd)
if (find_real_table_in_list(tables->next, tables->db, tables->real_name))
{
net_printf(thd,ER_UPDATE_TABLE_USED,tables->real_name);
DBUG_VOID_RETURN;
return -1;
}
/* Skip first table, which is the table we are inserting in */
@ -2357,7 +2357,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_SHOW_DATABASES:
#if defined(DONT_ALLOW_SHOW_COMMANDS)
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
if ((specialflag & SPECIAL_SKIP_SHOW_DB) &&
check_global_access(thd, SHOW_DB_ACL))
@ -2391,7 +2391,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_SHOW_LOGS:
#ifdef DONT_ALLOW_SHOW_COMMANDS
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
{
if (grant_option && check_access(thd, FILE_ACL, any_db))
@ -2404,7 +2404,7 @@ mysql_execute_command(THD *thd)
/* FALL THROUGH */
#ifdef DONT_ALLOW_SHOW_COMMANDS
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
{
char *db=select_lex->db ? select_lex->db : thd->db;
@ -2440,7 +2440,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_SHOW_FIELDS:
#ifdef DONT_ALLOW_SHOW_COMMANDS
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
{
char *db=tables->db;
@ -2465,7 +2465,7 @@ mysql_execute_command(THD *thd)
case SQLCOM_SHOW_KEYS:
#ifdef DONT_ALLOW_SHOW_COMMANDS
send_error(thd,ER_NOT_ALLOWED_COMMAND); /* purecov: inspected */
DBUG_VOID_RETURN;
goto error;
#else
{
char *db=tables->db;
@ -2813,13 +2813,17 @@ mysql_execute_command(THD *thd)
break;
case SQLCOM_CREATE_PROCEDURE:
if (!lex->sphead)
res= -1;
{
send_error(thd, ER_SP_NO_RECURSIVE_CREATE);
goto error;
}
else
{
res= lex->sphead->create(thd);
if (res < 0)
if (res != 0)
{
// QQ Error!
send_error(thd, ER_SP_ALREADY_EXISTS);
goto error;
}
send_ok(thd);
}
@ -2833,14 +2837,23 @@ mysql_execute_command(THD *thd)
sp= sp_find(thd, s);
if (! sp)
{
// QQ Error!
res= -1;
send_error(thd, ER_SP_DOES_NOT_EXIST);
goto error;
}
else
{
// When executing substatements, they're assumed to send_error when
// it happens, but not to send_ok.
my_bool nsok= thd->net.no_send_ok;
thd->net.no_send_ok= TRUE;
res= sp->execute(thd);
thd->net.no_send_ok= nsok;
if (res == 0)
send_ok(thd);
else
goto error; // Substatement should already have sent error
}
}
break;
@ -2853,8 +2866,8 @@ mysql_execute_command(THD *thd)
sp= sp_find(thd, s);
if (! sp)
{
// QQ Error!
res= -1;
send_error(thd, ER_SP_DOES_NOT_EXIST);
goto error;
}
else
{
@ -2873,17 +2886,18 @@ mysql_execute_command(THD *thd)
sp = sp_find(thd, s);
if (! sp)
{
// QQ Error!
res= -1;
send_error(thd, ER_SP_DOES_NOT_EXIST);
goto error;
}
else
{
String *name = s->const_string();
res= sp_drop(thd, name->c_ptr(), name->length());
if (res < 0)
if (res != 0)
{
// QQ Error!
send_error(thd, ER_SP_DROP_FAILED);
goto error;
}
send_ok(thd);
}
@ -2894,11 +2908,16 @@ mysql_execute_command(THD *thd)
break;
}
thd->proc_info="query end"; // QQ
// We end up here if res == 0 and send_ok() has been done,
// or res != 0 and no send_error() has yet been done.
if (res < 0)
send_error(thd,thd->killed ? ER_SERVER_SHUTDOWN : 0);
return res;
error:
DBUG_VOID_RETURN;
// We end up here if send_error() has already been done.
return -1;
}