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Fixes during review

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mysql-test/r/select.result:
  Better error message
mysql-test/t/select.test:
  Better error message
sql/hostname.cc:
  Join identical code
sql/sql_yacc.yy:
  Combine code (and get a better error message)
strings/ctype-ucs2.c:
  Cast pointer differencess
This commit is contained in:
unknown
2005-05-13 14:04:32 +03:00
parent cbbc4ff6a2
commit 2a695127a6
5 changed files with 21 additions and 28 deletions
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4
mysql-test/r/select.result
View File

@ -2451,7 +2451,7 @@ a
select distinct distinct * from t1;
a
select all distinct * from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'distinct * from t1' at line 1
ERROR HY000: Incorrect usage of ALL and DISTINCT
select distinct all * from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'all * from t1' at line 1
ERROR HY000: Incorrect usage of ALL and DISTINCT
drop table t1;

4
mysql-test/t/select.test
View File

@ -1987,9 +1987,9 @@ drop table t1;
create table t1 (a int(11));
select all all * from t1;
select distinct distinct * from t1;
--error 1064
--error 1221
select all distinct * from t1;
--error 1064
--error 1221
select distinct all * from t1;
drop table t1;

4
sql/hostname.cc
View File

@ -209,8 +209,8 @@ my_string ip_to_hostname(struct in_addr *in, uint *errors)
DBUG_PRINT("error",("gethostbyaddr returned %d",errno));
if (errno == HOST_NOT_FOUND || errno == NO_DATA)
add_wrong_ip(in); /* only cache negative responses, not failures */
goto add_wrong_ip_and_return;
/* Failure, don't cache responce */
DBUG_RETURN(0);
}
if (!hp->h_name[0]) // Don't allow empty hostnames

29
sql/sql_yacc.yy
View File

@ -2467,7 +2467,14 @@ select_from:
select_options:
/* empty*/
| select_option_list;
| select_option_list
{
if (test_all_bits(Select->options, SELECT_ALL | SELECT_DISTINCT))
{
net_printf(Lex->thd, ER_WRONG_USAGE, "ALL", "DISTINCT");
YYABORT;
}
}
select_option_list:
select_option_list select_option
@ -2481,15 +2488,7 @@ select_option:
YYABORT;
Lex->lock_option= TL_READ_HIGH_PRIORITY;
}
| DISTINCT
{
if (Select->options & SELECT_ALL)
{
yyerror(ER(ER_SYNTAX_ERROR));
YYABORT;
}
Select->options|= SELECT_DISTINCT;
}
| DISTINCT { Select->options|= SELECT_DISTINCT; }
| SQL_SMALL_RESULT { Select->options|= SELECT_SMALL_RESULT; }
| SQL_BIG_RESULT { Select->options|= SELECT_BIG_RESULT; }
| SQL_BUFFER_RESULT
@ -2509,15 +2508,7 @@ select_option:
{
Lex->select_lex.options|= OPTION_TO_QUERY_CACHE;
}
| ALL
{
if (Select->options & SELECT_DISTINCT)
{
yyerror(ER(ER_SYNTAX_ERROR));
YYABORT;
}
Select->options|= SELECT_ALL;
}
| ALL { Select->options|= SELECT_ALL; }
;
select_lock_type:

8
strings/ctype-ucs2.c
View File

@ -1251,7 +1251,7 @@ static
uint my_numchars_ucs2(CHARSET_INFO *cs __attribute__((unused)),
const char *b, const char *e)
{
return (e-b)/2;
return (uint) (e-b)/2;
}
@ -1261,7 +1261,8 @@ uint my_charpos_ucs2(CHARSET_INFO *cs __attribute__((unused)),
const char *e __attribute__((unused)),
uint pos)
{
return pos > e - b ? e - b + 2 : pos * 2;
uint string_length= (uint) (e - b);
return pos > string_length ? string_length + 2 : pos * 2;
}
@ -1270,7 +1271,8 @@ uint my_well_formed_len_ucs2(CHARSET_INFO *cs __attribute__((unused)),
const char *b, const char *e,
uint nchars, int *error)
{
uint nbytes= (e-b) & ~ (uint)1;
/* Ensure string length is dividable with 2 */
uint nbytes= ((uint) (e-b)) & ~(uint) 1;
*error= 0;
nchars*= 2;
return min(nbytes, nchars);