175584Sru// -*- C++ -*-
275584Sru/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
375584Sru     Written by James Clark (jjc@jclark.com)
475584Sru
575584SruThis file is part of groff.
675584Sru
775584Srugroff is free software; you can redistribute it and/or modify it under
875584Sruthe terms of the GNU General Public License as published by the Free
975584SruSoftware Foundation; either version 2, or (at your option) any later
1075584Sruversion.
1175584Sru
1275584Srugroff is distributed in the hope that it will be useful, but WITHOUT ANY
1375584SruWARRANTY; without even the implied warranty of MERCHANTABILITY or
1475584SruFITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
1575584Srufor more details.
1675584Sru
1775584SruYou should have received a copy of the GNU General Public License along
1875584Sruwith groff; see the file COPYING.  If not, write to the Free Software
19151497SruFoundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
2075584Sru
2175584Sru#ifndef ASSERT_H
2275584Sru#define ASSERT_H
2375584Sru
2475584Sruvoid assertion_failed(int, const char *);
2575584Sru
2675584Sruinline void do_assert(int expr, int line, const char *file)
2775584Sru{
2875584Sru  if (!expr)
2975584Sru    assertion_failed(line, file);
3075584Sru}
3175584Sru#endif /* ASSERT_H */
3275584Sru
3375584Sru#undef assert
3475584Sru
3575584Sru#ifdef NDEBUG
3675584Sru#define assert(ignore) /* as nothing */
3775584Sru#else
3875584Sru#define assert(expr) do_assert(expr, __LINE__, __FILE__)
3975584Sru#endif
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