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Fixed that multibyte charsets didn't honor multibyte

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sequence boundaries in functions LIKE and LOCATE in
the case of "binary" collation. Comparison was done
like if the strings were just a binary strings without
character set assumption.
This commit is contained in:
unknown
2003-09-19 15:18:19 +05:00
parent 4c63804846
commit 44bffa0b05
21 changed files with 437 additions and 66 deletions
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14
include/m_ctype.h
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@ -115,12 +115,17 @@ typedef struct my_collation_handler_st
int (*strcasecmp)(struct charset_info_st *, const char *, const char *);
int (*instr)(struct charset_info_st *,
const char *big, uint b_length,
const char *small, uint s_length);
/* Hash calculation */
void (*hash_sort)(struct charset_info_st *cs, const uchar *key, uint len,
ulong *nr1, ulong *nr2);
} MY_COLLATION_HANDLER;
extern MY_COLLATION_HANDLER my_collation_bin_handler;
extern MY_COLLATION_HANDLER my_collation_mb_bin_handler;
extern MY_COLLATION_HANDLER my_collation_8bit_bin_handler;
extern MY_COLLATION_HANDLER my_collation_8bit_simple_ci_handler;
@ -243,6 +248,10 @@ extern void my_hash_sort_simple(CHARSET_INFO *cs,
extern uint my_lengthsp_8bit(CHARSET_INFO *cs, const char *ptr, uint length);
extern int my_instr_simple(struct charset_info_st *,
const char *big, uint b_length,
const char *small, uint s_length);
/* Functions for 8bit */
extern void my_caseup_str_8bit(CHARSET_INFO *, char *);
@ -307,6 +316,9 @@ int my_wildcmp_mb(CHARSET_INFO *,
int escape, int w_one, int w_many);
uint my_numchars_mb(CHARSET_INFO *, const char *b, const char *e);
uint my_charpos_mb(CHARSET_INFO *, const char *b, const char *e, uint pos);
int my_instr_mb(struct charset_info_st *,
const char *big, uint b_length,
const char *small, uint s_length);
extern my_bool my_parse_charset_xml(const char *bug, uint len,