15976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org/* 25976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * libjingle 35976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * Copyright 2004--2005, Google Inc. 45976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 55976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * Redistribution and use in source and binary forms, with or without 65976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * modification, are permitted provided that the following conditions are met: 75976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 85976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 1. Redistributions of source code must retain the above copyright notice, 95976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * this list of conditions and the following disclaimer. 105976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 2. Redistributions in binary form must reproduce the above copyright notice, 115976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * this list of conditions and the following disclaimer in the documentation 125976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * and/or other materials provided with the distribution. 135976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 3. The name of the author may not be used to endorse or promote products 145976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * derived from this software without specific prior written permission. 155976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 165976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 175976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 185976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 195976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 205976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 215976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 225976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 235976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 245976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 255976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 265976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org */ 275976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 285976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#ifndef TALK_BASE_CONSTRUCTORMAGIC_H_ 295976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#define TALK_BASE_CONSTRUCTORMAGIC_H_ 305976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 315976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#define DISALLOW_ASSIGN(TypeName) \ 325976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org void operator=(const TypeName&) 335976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 345976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// A macro to disallow the evil copy constructor and operator= functions 355976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// This should be used in the private: declarations for a class 365976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#define DISALLOW_COPY_AND_ASSIGN(TypeName) \ 375976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org TypeName(const TypeName&); \ 385976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org DISALLOW_ASSIGN(TypeName) 395976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 405976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// Alternative, less-accurate legacy name. 415976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#define DISALLOW_EVIL_CONSTRUCTORS(TypeName) \ 425976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org DISALLOW_COPY_AND_ASSIGN(TypeName) 435976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 445976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// A macro to disallow all the implicit constructors, namely the 455976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// default constructor, copy constructor and operator= functions. 465976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// 475976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// This should be used in the private: declarations for a class 485976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// that wants to prevent anyone from instantiating it. This is 495976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// especially useful for classes containing only static methods. 505976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#define DISALLOW_IMPLICIT_CONSTRUCTORS(TypeName) \ 515976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org TypeName(); \ 525976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org DISALLOW_EVIL_CONSTRUCTORS(TypeName) 535976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 545976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 555976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#endif // TALK_BASE_CONSTRUCTORMAGIC_H_ 56