Proper fix for comparision with ' '

(Bug #7788 "Table is full" occurs during a multitable update")


client/mysqldump.c:
  Style fixes
innobase/include/univ.i:
  UNIV_DEBUG should not depend on configure --debug but on --debug=full
mysql-test/r/compare.result:
  Added test to find bug in previous bugfix
mysql-test/t/compare.test:
  Added test to find bug in previous bugfix
mysys/my_handler.c:
  Proper fix for comparision with ' '
strings/ctype-big5.c:
  Proper fix for comparision with ' '
strings/ctype-bin.c:
  Proper fix for comparision with ' '
strings/ctype-gbk.c:
  Proper fix for comparision with ' '
strings/ctype-latin1.c:
  Proper fix for comparision with ' '
strings/ctype-mb.c:
  Proper fix for comparision with ' '
strings/ctype-simple.c:
  Proper fix for comparision with ' '
strings/ctype-sjis.c:
  Proper fix for comparision with ' '
strings/ctype-tis620.c:
  Proper fix for comparision with ' '
strings/ctype-ucs2.c:
  Proper fix for comparision with ' '
strings/ctype-utf8.c:
  Proper fix for comparision with ' '
This commit is contained in:
unknown 2005-02-01 16:27:08 +02:00
parent e5d8e72a78
commit c53184ebb7
15 changed files with 47 additions and 46 deletions

View file

@ -2091,27 +2091,27 @@ static int dump_all_tables_in_db(char *database)
RETURN
void
*/
static void get_actual_table_name( const char *old_table_name,
char *new_table_name,
int buf_size )
static void get_actual_table_name(const char *old_table_name,
char *new_table_name,
int buf_size)
{
MYSQL_RES *tableRes;
MYSQL_ROW row;
char query[ NAME_LEN + 50 ];
MYSQL_RES *tableRes;
MYSQL_ROW row;
char query[ NAME_LEN + 50 ];
DBUG_ENTER("get_actual_table_name");
DBUG_ENTER("get_actual_table_name");
sprintf( query, "SHOW TABLES LIKE '%s'", old_table_name);
if (mysql_query_with_error_report(sock, 0, query))
{
safe_exit(EX_MYSQLERR);
}
sprintf( query, "SHOW TABLES LIKE '%s'", old_table_name );
if (mysql_query_with_error_report(sock, 0, query))
{
safe_exit(EX_MYSQLERR);
}
tableRes = mysql_store_result( sock );
row = mysql_fetch_row( tableRes );
strncpy( new_table_name, row[0], buf_size );
mysql_free_result(tableRes);
} /* get_actual_table_name */
tableRes= mysql_store_result( sock );
row= mysql_fetch_row( tableRes );
strmake(new_table_name, row[0], buf_size-1);
mysql_free_result(tableRes);
}
static int dump_selected_tables(char *db, char **table_names, int tables)

View file

@ -80,10 +80,6 @@ memory is read outside the allocated blocks. */
/* Make a non-inline debug version */
#ifdef DBUG_ON
#define UNIV_DEBUG
#endif /* DBUG_ON */
/*
#define UNIV_DEBUG
#define UNIV_MEM_DEBUG

View file

@ -39,3 +39,6 @@ DROP TABLE t1;
SELECT CHAR(31) = '', '' = CHAR(31);
CHAR(31) = '' '' = CHAR(31)
0 0
SELECT CHAR(30) = '', '' = CHAR(30);
CHAR(30) = '' '' = CHAR(30)
0 0

View file

@ -33,3 +33,5 @@ DROP TABLE t1;
# Bug #8134: Comparison against CHAR(31) at end of string
SELECT CHAR(31) = '', '' = CHAR(31);
# Extra test
SELECT CHAR(30) = '', '' = CHAR(30);

View file

@ -43,7 +43,7 @@ static int compare_bin(uchar *a, uint a_length, uchar *b, uint b_length,
return 0;
if (skip_end_space && a_length != b_length)
{
int swap= 0;
int swap= 1;
/*
We are using space compression. We have to check if longer key
has next character < ' ', in which case it's less than the shorter
@ -57,12 +57,12 @@ static int compare_bin(uchar *a, uint a_length, uchar *b, uint b_length,
/* put shorter key in a */
a_length= b_length;
a= b;
swap= -1 ^ 1; /* swap sign of result */
swap= -1; /* swap sign of result */
}
for (end= a + a_length-length; a < end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
return 0;
}

View file

@ -271,7 +271,7 @@ static int my_strnncollsp_big5(CHARSET_INFO * cs __attribute__((unused)),
if (!res && a_length != b_length)
{
const uchar *end;
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -286,7 +286,7 @@ static int my_strnncollsp_big5(CHARSET_INFO * cs __attribute__((unused)),
for (end= a + a_length-length; a < end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return res;

View file

@ -157,7 +157,7 @@ static int my_strnncollsp_8bit_bin(CHARSET_INFO * cs __attribute__((unused)),
}
if (a_length != b_length)
{
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -172,7 +172,7 @@ static int my_strnncollsp_8bit_bin(CHARSET_INFO * cs __attribute__((unused)),
for (end= a + a_length-length; a < end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return 0;

View file

@ -2632,7 +2632,7 @@ static int my_strnncollsp_gbk(CHARSET_INFO * cs __attribute__((unused)),
if (!res && a_length != b_length)
{
const uchar *end;
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -2647,7 +2647,7 @@ static int my_strnncollsp_gbk(CHARSET_INFO * cs __attribute__((unused)),
for (end= a + a_length-length; a < end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return res;

View file

@ -611,7 +611,7 @@ static int my_strnncollsp_latin1_de(CHARSET_INFO *cs __attribute__((unused)),
if (a != a_end || b != b_end)
{
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -626,7 +626,7 @@ static int my_strnncollsp_latin1_de(CHARSET_INFO *cs __attribute__((unused)),
for ( ; a < a_end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return 0;

View file

@ -389,7 +389,7 @@ static int my_strnncollsp_mb_bin(CHARSET_INFO * cs __attribute__((unused)),
}
if (a_length != b_length)
{
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -404,7 +404,7 @@ static int my_strnncollsp_mb_bin(CHARSET_INFO * cs __attribute__((unused)),
for (end= a + a_length-length; a < end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return 0;

View file

@ -143,7 +143,7 @@ int my_strnncollsp_simple(CHARSET_INFO * cs, const uchar *a, uint a_length,
}
if (a_length != b_length)
{
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -153,12 +153,12 @@ int my_strnncollsp_simple(CHARSET_INFO * cs, const uchar *a, uint a_length,
/* put shorter key in s */
a_length= b_length;
a= b;
swap= -1^1; /* swap sign of result */
swap= -1; /* swap sign of result */
}
for (end= a + a_length-length; a < end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return 0;

View file

@ -251,7 +251,7 @@ static int my_strnncollsp_sjis(CHARSET_INFO *cs __attribute__((unused)),
int res= my_strnncoll_sjis_internal(cs, &a, a_length, &b, b_length);
if (!res && (a != a_end || b != b_end))
{
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -266,7 +266,7 @@ static int my_strnncollsp_sjis(CHARSET_INFO *cs __attribute__((unused)),
for (; a < a_end ; a++)
{
if (*a != ' ')
return ((int) *a - (int) ' ') ^ swap;
return (*a < ' ') ? -swap : swap;
}
}
return res;

View file

@ -589,7 +589,7 @@ int my_strnncollsp_tis620(CHARSET_INFO * cs __attribute__((unused)),
}
if (a_length != b_length)
{
int swap= 0;
int swap= 1;
/*
Check the next not space character of the longer key. If it's < ' ',
then it's smaller than the other key.
@ -605,7 +605,7 @@ int my_strnncollsp_tis620(CHARSET_INFO * cs __attribute__((unused)),
{
if (*a != ' ')
{
res= ((int) *a - (int) ' ') ^ swap;
res= (*a < ' ') ? -swap : swap;
goto ret;
}
}

View file

@ -275,7 +275,7 @@ static int my_strnncollsp_ucs2(CHARSET_INFO *cs __attribute__((unused)),
if (slen != tlen)
{
int swap= 0;
int swap= 1;
if (slen < tlen)
{
s= t;
@ -286,7 +286,7 @@ static int my_strnncollsp_ucs2(CHARSET_INFO *cs __attribute__((unused)),
for ( ; s < se ; s+= 2)
{
if (s[0] || s[1] != ' ')
return (((int)s[0] << 8) + (int) s[1] - (int) ' ') ^ swap;
return (s[0] == 0 && s[1] < ' ') ? -swap : swap;
}
}
return 0;

View file

@ -2077,7 +2077,7 @@ static int my_strnncollsp_utf8(CHARSET_INFO *cs,
if (slen != tlen)
{
int swap= 0;
int swap= 1;
if (slen < tlen)
{
slen= tlen;
@ -2098,7 +2098,7 @@ static int my_strnncollsp_utf8(CHARSET_INFO *cs,
for ( ; s < se; s++)
{
if (*s != ' ')
return ((int)*s - (int) ' ') ^ swap;
return (*s < ' ') ? -swap : swap;
}
}
return 0;