Merge quad.opbmk:/mnt/raid/alik/MySQL/devel/5.1

into  quad.opbmk:/mnt/raid/alik/MySQL/devel/5.1-rt-merged


libmysql/libmysql.c:
  Auto merged
sql-common/client.c:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
tests/mysql_client_test.c:
  Auto merged

1 files changed, 24 insertions, 4 deletions

diff --git a/sql-common/client.c b/sql-common/client.c
index 596c9f6c448..63c746a3f5a 100644
--- a/sql-common/client.c
+++ b/sql-common/client.c
@@ -695,6 +695,16 @@ cli_safe_read(MYSQL *mysql)
 	strmake(net->sqlstate, pos+1, SQLSTATE_LENGTH);
 	pos+= SQLSTATE_LENGTH+1;
       }
+      else
+      {
+        /*
+          The SQL state hasn't been received -- it should be reset to HY000
+          (unknown error sql state).
+        */
+
+        strmov(net->sqlstate, unknown_sqlstate);
+      }
+
       (void) strmake(net->last_error,(char*) pos,
 		     min((uint) len,(uint) sizeof(net->last_error)-1));
     }
@@ -733,11 +743,12 @@ my_bool
 cli_advanced_command(MYSQL *mysql, enum enum_server_command command,
 		     const uchar *header, ulong header_length,
 		     const uchar *arg, ulong arg_length, my_bool skip_check,
-                     MYSQL_STMT *stmt __attribute__((unused)))
+                     MYSQL_STMT *stmt)
 {
   NET *net= &mysql->net;
   my_bool result= 1;
   init_sigpipe_variables
+  my_bool stmt_skip= stmt ? stmt->state != MYSQL_STMT_INIT_DONE : FALSE;
   DBUG_ENTER("cli_advanced_command");
 
   /* Don't give sigpipe errors if the client doesn't want them */
@@ -745,7 +756,7 @@ cli_advanced_command(MYSQL *mysql, enum enum_server_command command,
 
   if (mysql->net.vio == 0)
   {						/* Do reconnect if possible */
-    if (mysql_reconnect(mysql))
+    if (mysql_reconnect(mysql) || stmt_skip)
       DBUG_RETURN(1);
   }
   if (mysql->status != MYSQL_STATUS_READY ||
@@ -777,7 +788,7 @@ cli_advanced_command(MYSQL *mysql, enum enum_server_command command,
       goto end;
     }
     end_server(mysql);
-    if (mysql_reconnect(mysql))
+    if (mysql_reconnect(mysql) || stmt_skip)
       goto end;
     if (net_write_command(net,(uchar) command, header, header_length,
 			  arg, arg_length))
@@ -1911,7 +1922,13 @@ CLI_MYSQL_REAL_CONNECT(MYSQL *mysql,const char *host, const char *user,
 		  (int) have_tcpip));
       if (mysql->options.protocol == MYSQL_PROTOCOL_MEMORY)
 	goto error;
-      /* Try also with PIPE or TCP/IP */
+
+      /*
+        Try also with PIPE or TCP/IP. Clear the error from
+        create_shared_memory().
+      */
+
+      net_clear_error(net);
     }
     else
     {
@@ -2521,6 +2538,9 @@ my_bool mysql_reconnect(MYSQL *mysql)
       if (stmt->state != MYSQL_STMT_INIT_DONE)
       {
         stmt->mysql= 0;
+        stmt->last_errno= CR_SERVER_LOST;
+        strmov(stmt->last_error, ER(CR_SERVER_LOST));
+        strmov(stmt->sqlstate, unknown_sqlstate);
       }
       else
       {