// $Id$ -*- C++ -*- // Verify widget creation // Copyright (C) 1995 Technische Universitaet Braunschweig, Germany. // Written by Andreas Zeller <zeller@gnu.org>. // // This file is part of DDD. // // DDD is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public // License as published by the Free Software Foundation; either // version 3 of the License, or (at your option) any later version. // // DDD is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. // See the GNU General Public License for more details. // // You should have received a copy of the GNU General Public // License along with DDD -- see the file COPYING. // If not, see <http://www.gnu.org/licenses/>. // // DDD is the data display debugger. // For details, see the DDD World-Wide-Web page, // `http://www.gnu.org/software/ddd/', // or send a mail to the DDD developers <ddd@gnu.org>. #ifndef _DDD_verify_h #define _DDD_verify_h #include <X11/Intrinsic.h> extern void widget_creation_error(); // Some Motif versions return 0 if widget creation fails. // Rather than crashing, we prefer exiting with a diagnostic message. inline Widget verify(Widget w) { if (w == 0) widget_creation_error(); return w; } #endif // _DDD_verify_h // DON'T ADD ANYTHING BEHIND THIS #endif