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boost_preprocessor/include/boost/preprocessor/comma_if.hpp
Vesa Karvonen d8b52a3a42 PREPROCESSOR -> PP. WHILE documented.
[SVN r12162]
2001-12-28 11:06:53 +00:00

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941 B
C++

#ifndef BOOST_PREPROCESSOR_COMMA_IF_HPP
#define BOOST_PREPROCESSOR_COMMA_IF_HPP
// Copyright (C) 2001
// Housemarque Oy
// http://www.housemarque.com
//
// Permission to copy, use, modify, sell and distribute this software is
// granted provided this copyright notice appears in all copies. This
// software is provided "as is" without express or implied warranty, and
// with no claim as to its suitability for any purpose.
// See http://www.boost.org for most recent version.
/*! \file
<a href="../../../../boost/preprocessor/comma_if.hpp">Click here to see the header.</a>
*/
#include <boost/preprocessor/comma.hpp>
#include <boost/preprocessor/empty.hpp>
#include <boost/preprocessor/if.hpp>
//! Expands to a comma if C != 0 and nothing if C == 0.
#define BOOST_PP_COMMA_IF(C) BOOST_PP_IF(C,BOOST_PP_COMMA,BOOST_PP_EMPTY)()
//! Obsolete. Use BOOST_PP_COMMA_IF().
#define BOOST_PREPROCESSOR_COMMA_IF(C) BOOST_PP_COMMA_IF(C)
#endif