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New CHARSET_INFO function to compare strings regardless to trailing spaces

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bar@bar.mysql.r18.ru 2003-01-31 13:48:35 +04:00
commit 52c053ca9b
17 changed files with 150 additions and 1 deletions
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11
strings/ctype-big5.c
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@ -242,6 +242,16 @@ static int my_strnncoll_big5(CHARSET_INFO *cs __attribute__((unused)),
return (int) (len1-len2);
}
static
int my_strnncollsp_big5(CHARSET_INFO * cs,
const uchar *s, uint slen,
const uchar *t, uint tlen)
{
for ( ; slen && my_isspace(cs, s[slen-1]) ; slen--);
for ( ; tlen && my_isspace(cs, t[tlen-1]) ; tlen--);
return my_strnncoll_big5(cs,s,slen,t,tlen);
}
static int my_strnxfrm_big5(CHARSET_INFO *cs __attribute__((unused)),
uchar * dest, uint len,
const uchar * src, uint srclen)
@ -6236,6 +6246,7 @@ CHARSET_INFO my_charset_big5 =
NULL, /* tab_from_uni */
1, /* strxfrm_multiply */
my_strnncoll_big5,
my_strnncollsp_big5,
my_strnxfrm_big5,
my_like_range_big5,
my_wildcmp_mb,