New CHARSET_INFO function to compare strings regardless to trailing spaces

1 files changed, 12 insertions, 0 deletions

diff --git a/strings/ctype-win1250ch.c b/strings/ctype-win1250ch.c
index f5074a4ec0e..3ed48f13913 100644
--- a/strings/ctype-win1250ch.c
+++ b/strings/ctype-win1250ch.c
@@ -503,6 +503,17 @@ static int my_strnncoll_win1250ch(CHARSET_INFO *cs __attribute__((unused)),
 	return 0;
 }
 
+static
+int my_strnncollsp_win1250ch(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_win1250ch(cs,s,slen,t,tlen);
+}
+
+
 static int my_strnxfrm_win1250ch(CHARSET_INFO * cs  __attribute__((unused)),
 			  uchar * dest, uint len, 
 			  const uchar * src, uint srclen) {
@@ -644,6 +655,7 @@ CHARSET_INFO my_charset_win1250ch =
     idx_uni_cp1250,		/* tab_from_uni */
     2,				/* strxfrm_multiply */
     my_strnncoll_win1250ch,
+    my_strnncollsp_win1250ch,
     my_strnxfrm_win1250ch,
     my_like_range_win1250ch,
     my_wildcmp_8bit,		/* wildcmp   */