gecko/toolkit/crashreporter/mac_utils.mm

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** 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 Mozilla Breakpad integration
 *
 * The Initial Developer of the Original Code is
 * Ted Mielczarek <ted.mielczarek@gmail.com>
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *  Josh Aas <josh@mozilla.com>
 *
 * 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 <Foundation/Foundation.h>

#include "mac_utils.h"
#include "nsXPCOM.h"

void GetObjCExceptionInfo(void* inException, nsACString& outString)
{
  NSException* e = (NSException*)inException;

  NSString* name = [e name];
  NSString* reason = [e reason];
  unsigned int nameLength = [name length];
  unsigned int reasonLength = [reason length];

  unichar* nameBuffer = (unichar*)NS_Alloc(sizeof(unichar) * (nameLength + 1));
  if (!nameBuffer)
    return;
  unichar* reasonBuffer = (unichar*)NS_Alloc(sizeof(unichar) * (reasonLength + 1));
  if (!reasonBuffer) {
    NS_Free(nameBuffer);
    return;
  }

  [name getCharacters:nameBuffer];
  [reason getCharacters:reasonBuffer];
  nameBuffer[nameLength] = '\0';
  reasonBuffer[reasonLength] = '\0';

  outString.AssignLiteral("\nObj-C Exception data:\n");
  AppendUTF16toUTF8(nameBuffer, outString);
  outString.AppendLiteral(": ");
  AppendUTF16toUTF8(reasonBuffer, outString);

  NS_Free(nameBuffer);
  NS_Free(reasonBuffer);
}