forked from boostorg/preprocessor
28 lines
970 B
C++
28 lines
970 B
C++
#ifndef BOOST_PREPROCESSOR_ASSERT_MSG_HPP
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#define BOOST_PREPROCESSOR_ASSERT_MSG_HPP
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/* Copyright (C) 2001
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* Housemarque Oy
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* http://www.housemarque.com
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*
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* Permission to copy, use, modify, sell and distribute this software is
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* granted provided this copyright notice appears in all copies. This
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* software is provided "as is" without express or implied warranty, and
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* with no claim as to its suitability for any purpose.
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*
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* See http://www.boost.org for most recent version.
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*/
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#include <boost/preprocessor/expr_if.hpp>
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#include <boost/preprocessor/logical/not.hpp>
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/** <p>Expands to nothing if <code>COND != 0</code> and to <code>MSG</code> if
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<code>COND == 0</code>.</p>
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<p><code>COND</code> must expand to an integer literal in the range [0, BOOST_PP_LIMIT_MAG].</p>
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<p>For example, <code>BOOST_PP_ASSERT_MSG(1,A BUG!)</code> expands to <code>A BUG!</code>.</p>
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*/
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#define BOOST_PP_ASSERT_MSG(COND,MSG) BOOST_PP_EXPR_IF(BOOST_PP_NOT(COND),MSG)
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#endif
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