assert.hxx

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/*
 *   xyzzy
 *   Copyright (C) 2007    Karl W. Pfalzer
 *
 *   This program 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 2
 *   of the License, or (at your option) any later version.
 *
 *   This program 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 this program; if not, write to the
 *   Free Software Foundation, Inc.
 *   51 Franklin Street, Fifth Floor
 *   Boston, MA  02110-1301, USA.
 */

#if !defined(_xyzzy_assert_hxx_)
#    define  _xyzzy_assert_hxx_

#include <string>

#define ASSERT_TRUE(_cond) xyzzy::assertTrue(_cond, #_cond, __FILE__, __LINE__)

#define ASSERT_NEVER ASSERT_TRUE(false)

namespace xyzzy
{
    bool assertTrue(const bool cond);

    bool assertTrue(const bool cond, const char* cexpr,
                    const char* fname, unsigned lnum);
    
    // call perror, exit w/ failure
    void die(const char *pfx);

    template<bool cond> struct compileAssertTrue;

    // Specialize just the true version.
    template<> struct compileAssertTrue<true> {};
};

#endif  //_xyzzy_assert_hxx_

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