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Diffstat (limited to 'boost/local_function/aux_/preprocessor/traits/decl_sign_/validate.hpp')
| -rw-r--r-- | boost/local_function/aux_/preprocessor/traits/decl_sign_/validate.hpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/boost/local_function/aux_/preprocessor/traits/decl_sign_/validate.hpp b/boost/local_function/aux_/preprocessor/traits/decl_sign_/validate.hpp new file mode 100644 index 0000000000..ef49610004 --- /dev/null +++ b/boost/local_function/aux_/preprocessor/traits/decl_sign_/validate.hpp @@ -0,0 +1,32 @@ + +// Copyright (C) 2009-2012 Lorenzo Caminiti +// Distributed under the Boost Software License, Version 1.0 +// (see accompanying file LICENSE_1_0.txt or a copy at +// http://www.boost.org/LICENSE_1_0.txt) +// Home at http://www.boost.org/libs/local_function + +#ifndef BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE_HPP_ +#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE_HPP_ + +#include <boost/local_function/aux_/preprocessor/traits/decl_sign_/validate_/defaults.hpp> +#include <boost/local_function/aux_/preprocessor/traits/decl_sign_/validate_/this.hpp> +#include <boost/preprocessor/tuple/eat.hpp> + +// PRIVATE // + +#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE_1_(sign, error) \ + BOOST_PP_IIF(BOOST_PP_IS_EMPTY(error(/* expand empty */)), \ + BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE_THIS \ + , \ + error BOOST_PP_TUPLE_EAT(1) \ + )(sign) + +// PUBLIC // + +// Validate params before starting to parse it. +#define BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE(sign) \ + BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE_1_(sign, \ + BOOST_LOCAL_FUNCTION_AUX_PP_DECL_TRAITS_SIGN_VALIDATE_DEFAULTS(sign)) + +#endif // #include guard + |