- Add support for unsigned numeric types

added:
  storage/connect/mysql-test/connect/r/unsigned.result
  storage/connect/mysql-test/connect/t/unsigned.test
modified:
  storage/connect/colblk.cpp
  storage/connect/colblk.h
  storage/connect/connect.cc
  storage/connect/ha_connect.cc
  storage/connect/myconn.cpp
  storage/connect/mysql-test/connect/r/mysql_discovery.result
  storage/connect/mysql-test/connect/r/xml.result
  storage/connect/myutil.cpp
  storage/connect/myutil.h
  storage/connect/plgdbsem.h
  storage/connect/tabdos.cpp
  storage/connect/tabfix.cpp
  storage/connect/tabmysql.cpp
  storage/connect/tabutil.cpp
  storage/connect/valblk.cpp
  storage/connect/valblk.h
  storage/connect/value.cpp
  storage/connect/value.h
  storage/connect/xobject.cpp
  storage/connect/xobject.h

1 files changed, 6 insertions, 1 deletions

diff --git a/storage/connect/colblk.cpp b/storage/connect/colblk.cpp
index 2953fa29493..6b2921e1737 100644
--- a/storage/connect/colblk.cpp
+++ b/storage/connect/colblk.cpp
@@ -41,6 +41,7 @@ COLBLK::COLBLK(PCOLDEF cdp, PTDB tdbp, int i)
     Buf_Type = cdp->Buf_Type;
     ColUse |= cdp->Flags;       // Used by CONNECT
     Nullable = !!(cdp->Flags & U_NULLS);
+    Unsigned = !!(cdp->Flags & U_UNSIGNED);
   } else {
     Name = NULL;
     memset(&Format, 0, sizeof(FORMAT));
@@ -48,6 +49,7 @@ COLBLK::COLBLK(PCOLDEF cdp, PTDB tdbp, int i)
     Long = 0;
     Buf_Type = TYPE_ERROR;
     Nullable = false;
+    Unsigned = false;
   } // endif cdp
 
   To_Tdb = tdbp;
@@ -171,9 +173,12 @@ bool COLBLK::InitValue(PGLOBAL g)
   if (Value)
     return false;                       // Already done
 
+  // Unsigned can be set only for valid value types
+  int prec = (Unsigned) ? 1 : GetPrecision();
+
   // Allocate a Value object
   if (!(Value = AllocateValue(g, Buf_Type, Format.Length,
-                                 GetPrecision(), GetDomain())))
+                                 prec, GetDomain())))
     return true;
 
   AddStatus(BUF_READY);