manually merged

Gluh's SESSION/GLOBAL for @variables fix in sql_yacc.yy and
Bar's well_formed_len() changes in ndb code
did not make it and should be re-applied manually


BitKeeper/etc/logging_ok:
  auto-union
include/m_ctype.h:
  Auto merged
innobase/btr/btr0pcur.c:
  Auto merged
innobase/include/btr0pcur.h:
  Auto merged
innobase/include/os0file.h:
  Auto merged
innobase/os/os0file.c:
  Auto merged
innobase/row/row0sel.c:
  Auto merged
innobase/srv/srv0start.c:
  Auto merged
mysql-test/r/user_var.result:
  Auto merged
mysql-test/t/user_var.test:
  Auto merged
ndb/include/ndbapi/NdbTransaction.hpp:
  Auto merged
ndb/src/ndbapi/NdbTransaction.cpp:
  Auto merged
ndb/tools/desc.cpp:
  Auto merged
strings/ctype-big5.c:
  Auto merged
strings/ctype-mb.c:
  Auto merged
strings/ctype-simple.c:
  Auto merged
strings/ctype-sjis.c:
  Auto merged
strings/ctype-ucs2.c:
  Auto merged
strings/ctype-ujis.c:
  Auto merged
BitKeeper/deleted/.del-NdbResultSet.cpp~84d192cf3f42600d:
  ul
ndb/include/ndbapi/NdbScanOperation.hpp:
  ul
ndb/src/ndbapi/NdbIndexOperation.cpp:
  ul
ndb/src/ndbapi/NdbOperationDefine.cpp:
  ul
ndb/src/ndbapi/NdbOperationSearch.cpp:
  ul
ndb/src/ndbapi/NdbScanOperation.cpp:
  ul
sql/field.cc:
  manually merged, because bk messed it up
sql/sql_yacc.yy:
  merged

1 files changed, 6 insertions, 3 deletions

diff --git a/strings/ctype-mb.c b/strings/ctype-mb.c
index a9edb35d8a4..b603a8ea0a8 100644
--- a/strings/ctype-mb.c
+++ b/strings/ctype-mb.c
@@ -264,18 +264,21 @@ uint my_charpos_mb(CHARSET_INFO *cs __attribute__((unused)),
 }
 
 
-uint my_well_formed_len_mb(CHARSET_INFO *cs,
-			   const char *b, const char *e, uint pos)
+uint my_well_formed_len_mb(CHARSET_INFO *cs, const char *b, const char *e,
+                           uint pos, int *error)
 {
   const char *b_start= b;
-  
+  *error= 0;
   while (pos)
   {
     my_wc_t wc;
     int mblen;
 
     if ((mblen= cs->cset->mb_wc(cs, &wc, (uchar*) b, (uchar*) e)) <= 0)
+    {
+      *error= b < e ? 1 : 0;
       break;
+    }
     b+= mblen;
     pos--;
   }