Initialize max_sort_char only if a character set is requested.

9 files changed, 44 insertions, 18 deletions

diff --git a/strings/ctype-big5.c b/strings/ctype-big5.c
index 3d9cb92bf0d..33c686677f1 100644
--- a/strings/ctype-big5.c
+++ b/strings/ctype-big5.c
@@ -6329,7 +6329,7 @@ CHARSET_INFO my_charset_big5_chinese_ci=
     1,			/* mbminlen   */
     2,			/* mbmaxlen   */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_big5_handler,
     &my_collation_big5_chinese_ci_handler
 };
@@ -6356,7 +6356,7 @@ CHARSET_INFO my_charset_big5_bin=
     1,			/* mbminlen   */
     2,			/* mbmaxlen   */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_big5_handler,
     &my_collation_mb_bin_handler
 };
diff --git a/strings/ctype-euc_kr.c b/strings/ctype-euc_kr.c
index e739339b9e4..1e6931244d2 100644
--- a/strings/ctype-euc_kr.c
+++ b/strings/ctype-euc_kr.c
@@ -8697,7 +8697,7 @@ CHARSET_INFO my_charset_euckr_korean_ci=
     1,			/* mbminlen   */
     2,			/* mbmaxlen   */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_ci_handler
 };
@@ -8724,7 +8724,7 @@ CHARSET_INFO my_charset_euckr_bin=
     1,			/* mbminlen   */
     2,			/* mbmaxlen   */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_mb_bin_handler
 };
diff --git a/strings/ctype-gb2312.c b/strings/ctype-gb2312.c
index aee4ed55af6..2c5aae83769 100644
--- a/strings/ctype-gb2312.c
+++ b/strings/ctype-gb2312.c
@@ -5748,7 +5748,7 @@ CHARSET_INFO my_charset_gb2312_chinese_ci=
     1,			/* mbminlen   */
     2,			/* mbmaxlen   */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_ci_handler
 };
@@ -5774,7 +5774,7 @@ CHARSET_INFO my_charset_gb2312_bin=
     1,			/* mbminlen   */
     2,			/* mbmaxlen   */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_mb_bin_handler
 };
diff --git a/strings/ctype-gbk.c b/strings/ctype-gbk.c
index d6063e9f80f..aec23366ea5 100644
--- a/strings/ctype-gbk.c
+++ b/strings/ctype-gbk.c
@@ -9978,7 +9978,7 @@ CHARSET_INFO my_charset_gbk_chinese_ci=
     1,			/* mbminlen   */
     2,			/* mbmaxlen */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_ci_handler
 };
@@ -10004,7 +10004,7 @@ CHARSET_INFO my_charset_gbk_bin=
     1,			/* mbminlen   */
     2,			/* mbmaxlen */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_mb_bin_handler
 };
diff --git a/strings/ctype-latin1.c b/strings/ctype-latin1.c
index 86c80ff5a66..f5e7fd8baa4 100644
--- a/strings/ctype-latin1.c
+++ b/strings/ctype-latin1.c
@@ -427,7 +427,7 @@ CHARSET_INFO my_charset_latin1=
     1,			/* mbminlen   */
     1,			/* mbmaxlen  */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_8bit_simple_ci_handler
 };
@@ -708,7 +708,7 @@ CHARSET_INFO my_charset_latin1_german2_ci=
   1,					/* mbminlen   */
   1,					/* mbmaxlen  */
   0,					/* min_sort_char */
-  0,					/* max_sort_char */
+  247,					/* max_sort_char */
   &my_charset_handler,
   &my_collation_german2_ci_handler
 };
@@ -735,7 +735,7 @@ CHARSET_INFO my_charset_latin1_bin=
   1,					/* mbminlen   */
   1,					/* mbmaxlen  */
   0,					/* min_sort_char */
-  0,					/* max_sort_char */
+  255,					/* max_sort_char */
   &my_charset_handler,
   &my_collation_8bit_bin_handler
 };
diff --git a/strings/ctype-simple.c b/strings/ctype-simple.c
index c28df91ae86..0d30ad28a20 100644
--- a/strings/ctype-simple.c
+++ b/strings/ctype-simple.c
@@ -1238,6 +1238,32 @@ static my_bool my_cset_init_8bit(CHARSET_INFO *cs, void *(*alloc)(uint))
   return create_fromuni(cs, alloc);
 }
 
+static void set_max_sort_char(CHARSET_INFO *cs)
+{
+  uchar max_char;
+  uint  i;
+  
+  if (!cs->sort_order)
+    return;
+  
+  max_char=cs->sort_order[(uchar) cs->max_sort_char];
+  for (i= 0; i < 256; i++)
+  {
+    if ((uchar) cs->sort_order[i] > max_char)
+    {
+      max_char=(uchar) cs->sort_order[i];
+      cs->max_sort_char= i;
+    }
+  }
+}
+
+static my_bool my_coll_init_simple(CHARSET_INFO *cs,
+                                   void *(*alloc)(uint) __attribute__((unused)))
+{
+  set_max_sort_char(cs);
+  return FALSE;
+}
+
 
 
 MY_CHARSET_HANDLER my_charset_8bit_handler=
@@ -1269,7 +1295,7 @@ MY_CHARSET_HANDLER my_charset_8bit_handler=
 
 MY_COLLATION_HANDLER my_collation_8bit_simple_ci_handler =
 {
-    NULL,		/* init */
+    my_coll_init_simple,	/* init */
     my_strnncoll_simple,
     my_strnncollsp_simple,
     my_strnxfrm_simple,
diff --git a/strings/ctype-sjis.c b/strings/ctype-sjis.c
index 3744711447a..656c903c7a1 100644
--- a/strings/ctype-sjis.c
+++ b/strings/ctype-sjis.c
@@ -4595,7 +4595,7 @@ CHARSET_INFO my_charset_sjis_japanese_ci=
     1,			/* mbminlen   */
     2,			/* mbmaxlen */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_ci_handler
 };
@@ -4621,7 +4621,7 @@ CHARSET_INFO my_charset_sjis_bin=
     1,			/* mbminlen   */
     2,			/* mbmaxlen */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_mb_bin_handler
 };
diff --git a/strings/ctype-ujis.c b/strings/ctype-ujis.c
index fb7946a6b98..7f88a16cac6 100644
--- a/strings/ctype-ujis.c
+++ b/strings/ctype-ujis.c
@@ -8484,7 +8484,7 @@ CHARSET_INFO my_charset_ujis_japanese_ci=
     1,			/* mbminlen     */
     3,			/* mbmaxlen     */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_ci_handler
 };
@@ -8511,7 +8511,7 @@ CHARSET_INFO my_charset_ujis_bin=
     1,			/* mbminlen     */
     3,			/* mbmaxlen     */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_mb_bin_handler
 };
diff --git a/strings/ctype-utf8.c b/strings/ctype-utf8.c
index 99ac114de9c..02918fcd10f 100644
--- a/strings/ctype-utf8.c
+++ b/strings/ctype-utf8.c
@@ -2106,7 +2106,7 @@ CHARSET_INFO my_charset_utf8_general_ci=
     1,			/* mbminlen     */
     3,			/* mbmaxlen     */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_ci_handler
 };
@@ -2133,7 +2133,7 @@ CHARSET_INFO my_charset_utf8_bin=
     1,			/* mbminlen     */
     3,			/* mbmaxlen     */
     0,			/* min_sort_char */
-    0,			/* max_sort_char */
+    255,		/* max_sort_char */
     &my_charset_handler,
     &my_collation_mb_bin_handler
 };