5.5-merge

1 files changed, 16 insertions, 27 deletions

diff --git a/sql/sql_error.h b/sql/sql_error.h
index 8495a8cfa57..5b9b5ee639a 100644
--- a/sql/sql_error.h
+++ b/sql/sql_error.h
@@ -1,5 +1,4 @@
-/* Copyright (C) 2000-2003 MySQL AB,
-   Copyright (C) 2008-2009 Sun Microsystems, Inc
+/* Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,7 +11,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */
 
 #ifndef SQL_ERROR_H
 #define SQL_ERROR_H
@@ -79,12 +78,6 @@ public:
   const char* get_sqlstate() const
   { DBUG_ASSERT(m_status == DA_ERROR); return m_sqlstate; }
 
-  uint server_status() const
-  {
-    DBUG_ASSERT(m_status == DA_OK || m_status == DA_EOF);
-    return m_server_status;
-  }
-
   ulonglong affected_rows() const
   { DBUG_ASSERT(m_status == DA_OK); return m_affected_rows; }
 
@@ -118,15 +111,6 @@ private:
   char m_sqlstate[SQLSTATE_LENGTH+1];
 
   /**
-    Copied from thd->server_status when the diagnostics area is assigned.
-    We need this member as some places in the code use the following pattern:
-    thd->server_status|= ...
-    my_eof(thd);
-    thd->server_status&= ~...
-    Assigned by OK, EOF or ERROR.
-  */
-  uint m_server_status;
-  /**
     The number of rows affected by the last statement. This is
     semantically close to thd->row_count_func, but has a different
     life cycle. thd->row_count_func stores the value returned by
@@ -345,10 +329,13 @@ class Warning_info
 {
   /** A memory root to allocate warnings and errors */
   MEM_ROOT           m_warn_root;
+
   /** List of warnings of all severities (levels). */
   List <MYSQL_ERROR> m_warn_list;
+
   /** A break down of the number of warnings per severity (level). */
   uint	             m_warn_count[(uint) MYSQL_ERROR::WARN_LEVEL_END];
+
   /**
     The number of warnings of the current statement. Warning_info
     life cycle differs from statement life cycle -- it may span
@@ -356,20 +343,25 @@ class Warning_info
     m_statement_warn_count 0, whereas m_warn_list is not empty.
   */
   uint	             m_statement_warn_count;
+
   /*
     Row counter, to print in errors and warnings. Not increased in
     create_sort_index(); may differ from examined_row_count.
   */
   ulong              m_current_row_for_warning;
-  /** Used to optionally clear warnings only once per statement.  */
+
+  /** Used to optionally clear warnings only once per statement. */
   ulonglong          m_warn_id;
 
+  /** Indicates if push_warning() allows unlimited number of warnings. */
+  bool               m_allow_unlimited_warnings;
+
 private:
   Warning_info(const Warning_info &rhs); /* Not implemented */
   Warning_info& operator=(const Warning_info &rhs); /* Not implemented */
 public:
 
-  Warning_info(ulonglong warn_id_arg);
+  Warning_info(ulonglong warn_id_arg, bool allow_unlimited_warnings);
   ~Warning_info();
 
   /**
@@ -406,19 +398,13 @@ public:
   void append_warnings(THD *thd, List<MYSQL_ERROR> *src)
   {
     MYSQL_ERROR *err;
-    MYSQL_ERROR *copy;
     List_iterator_fast<MYSQL_ERROR> it(*src);
     /*
       Don't use ::push_warning() to avoid invocation of condition
       handlers or escalation of warnings to errors.
     */
     while ((err= it++))
-    {
-      copy= Warning_info::push_warning(thd, err->get_sql_errno(), err->get_sqlstate(),
-                                       err->get_level(), err->get_message_text());
-      if (copy)
-        copy->copy_opt_attributes(err);
-    }
+      Warning_info::push_warning(thd, err);
   }
 
   /**
@@ -484,6 +470,9 @@ public:
                             MYSQL_ERROR::enum_warning_level level,
                             const char* msg);
 
+  /** Add a new condition to the current list. */
+  MYSQL_ERROR *push_warning(THD *thd, const MYSQL_ERROR *sql_condition);
+
   /**
     Set the read only status for this statement area.
     This is a privileged operation, reserved for the implementation of