After merge fixes

Fixed wrong test of database name (affected optimization of ORDER BY)

VC++Files/client/mysqlclient.dsp

@@ -358,6 +358,10 @@ SOURCE=..\mysys\my_open.c
 # End Source File
 # Begin Source File
 
+SOURCE=..\mysys\my_file.c
+# End Source File
+# Begin Source File
+
 SOURCE=..\mysys\my_pread.c
 # End Source File
 # Begin Source File

VC++Files/mysys/mysys.dsp

@@ -390,6 +390,10 @@ SOURCE=.\my_open.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\my_file.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\my_pread.c
 # End Source File
 # Begin Source File

mysql-test/r/negation_elimination.result

@@ -243,10 +243,6 @@ a
 3
 4
 5
-6
-7
-8
-9
 10
 11
 12

sql-common/client.c

@@ -286,7 +286,7 @@ HANDLE create_named_pipe(NET *net, uint connect_timeout, char **arg_host,
 			 char **arg_unix_socket)
 {
   HANDLE hPipe=INVALID_HANDLE_VALUE;
-  char szPipeName [ 257 ];
+  char pipe_name[1024];
   DWORD dwMode;
   int i;
   my_bool testing_named_pipes=0;
@@ -297,13 +297,15 @@ HANDLE create_named_pipe(NET *net, uint connect_timeout, char **arg_host,
   if (!host || !strcmp(host,LOCAL_HOST))
     host=LOCAL_HOST_NAMEDPIPE;
 
-  sprintf( szPipeName, "\\\\%s\\pipe\\%s", host, unix_socket);
-  DBUG_PRINT("info",("Server name: '%s'.  Named Pipe: %s",
-		     host, unix_socket));
+  
+  pipe_name[sizeof(pipe_name)-1]= 0;		/* Safety if too long string */
+  strxnmov(pipe_name, sizeof(pipe_name)-1, "\\\\", host, "\\pipe\\",
+	   unix_socket, NullS);
+  DBUG_PRINT("info",("Server name: '%s'.  Named Pipe: %s", host, unix_socket));
 
   for (i=0 ; i < 100 ; i++)			/* Don't retry forever */
   {
-    if ((hPipe = CreateFile(szPipeName,
+    if ((hPipe = CreateFile(pipe_name,
 			    GENERIC_READ | GENERIC_WRITE,
 			    0,
 			    NULL,
@@ -320,7 +322,7 @@ HANDLE create_named_pipe(NET *net, uint connect_timeout, char **arg_host,
       return INVALID_HANDLE_VALUE;
     }
     /* wait for for an other instance */
-    if (! WaitNamedPipe(szPipeName, connect_timeout*1000) )
+    if (! WaitNamedPipe(pipe_name, connect_timeout*1000) )
     {
       net->last_errno=CR_NAMEDPIPEWAIT_ERROR;
       strmov(net->sqlstate, unknown_sqlstate);

sql/sql_base.cc

@@ -2038,7 +2038,7 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter,
 	{
 	  if (!strcmp(item_field->table_name,table_name) &&
 	      (!db_name || (db_name && item_field->db_name &&
-			    !strcmp(item_field->table_name,table_name))))
+			    !strcmp(item_field->db_name, db_name))))
 	  {
 	    found= li.ref();
 	    *counter= i;