text: /* ***** BEGIN LICENSE BLOCK *****
   * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   *
   * The contents of this file are subject to the Mozilla Public License Version
   * 1.1 (the "License"); you may not use this file except in compliance with
   * the License. You may obtain a copy of the License at
   * http://www.mozilla.org/MPL/
   *
   * Software distributed under the License is distributed on an "AS IS" basis,
   * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
   * for the specific language governing rights and limitations under the
   * License.
   *
   * The Original Code is XPCOM
   *
   * The Initial Developer of the Original Code is Doug Turner <dougt@meer.net>
   *
   * Portions created by the Initial Developer are Copyright (C) 2003
   * the Initial Developer. All Rights Reserved.
   *
   * Contributor(s):
   *
   * Alternatively, the contents of this file may be used under the terms of
   * either the GNU General Public License Version 2 or later (the "GPL"), or
   * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
   * in which case the provisions of the GPL or the LGPL are applicable instead
   * of those above. If you wish to allow use of your version of this file only
   * under the terms of either the GPL or the LGPL, and not to allow others to
   * use your version of this file under the terms of the MPL, indicate your
   * decision by deleting the provisions above and replace them with the notice
   * and other provisions required by the GPL or the LGPL. If you do not delete
   * the provisions above, a recipient may use your version of this file under
   * the terms of any one of the MPL, the GPL or the LGPL.
   *
   * ***** END LICENSE BLOCK ***** */
  
  #include "nsXPCOM.h"
  #include "nsXPCOMPrivate.h"
  #include "nsCOMPtr.h"
  #include "nsIServiceManager.h"
  #include "nsDebug.h"
  #include "nsDebugImpl.h"
  
  static nsIDebug* gDebugObject = nsnull;
  
  // Note: Although the machinery here is similar to nsMemory.cpp, we cannot use
  // NS_ASSERTION macros below because they end up in nsDebug::Assertion and
  // therefore may produce endless recursion.
  
  static NS_METHOD FreeDebugObject(void)
  {
      NS_IF_RELEASE(gDebugObject);
      return NS_OK;
  }
  
  #define ENSURE_DEBUGOBJECT \
    (gDebugObject ? PR_TRUE : (PRBool)(SetupDebugObject() != nsnull))
  
  static nsIDebug* SetupDebugObject()
  {
    if (!gDebugObject)
    {
      NS_GetDebug(&gDebugObject);
      if (gDebugObject)
        NS_RegisterXPCOMExitRoutine(FreeDebugObject, 0);
    }
    return gDebugObject;
  }
  
  #ifdef XPCOM_GLUE
  nsresult GlueStartupDebug() 
  {
    if (!gDebugObject)
    {
      NS_GetDebug(&gDebugObject);
      if (!gDebugObject) 
        return NS_ERROR_FAILURE;
    }
    return NS_OK;
  }
  
  void GlueShutdownDebug()
  {
    NS_IF_RELEASE(gDebugObject);
  }
  #endif
  
  NS_COM void nsDebug::Abort(const char* aFile, PRIntn aLine)
  {     
    if (!ENSURE_DEBUGOBJECT)
      return;    
    
    gDebugObject->Abort(aFile, aLine);
  }     
  
  NS_COM void nsDebug::Break(const char* aFile, PRIntn aLine)
  { 
    if (!ENSURE_DEBUGOBJECT)
      return;    
    
    gDebugObject->Break(aFile, aLine);
  }
  
  NS_COM void nsDebug::Warning(const char* aStr,
                               const char* aFile, 
                               PRIntn aLine)
  { 
    if (!ENSURE_DEBUGOBJECT)
      return;    
    gDebugObject->Warning(aStr, aFile, aLine);
  }
  
  NS_COM void nsDebug::Assertion(const char* aStr, const char* aExpr,
                                 const char* aFile, PRIntn aLine)
  { 
    if (!ENSURE_DEBUGOBJECT)
      return;    
    gDebugObject->Assertion(aStr, aExpr, aFile, aLine);
  }
  