annotate DEPENDENCIES/generic/include/boost/bind/arg.hpp @ 133:4acb5d8d80b6 tip

Don't fail environmental check if README.md exists (but .txt and no-suffix don't)
author Chris Cannam
date Tue, 30 Jul 2019 12:25:44 +0100
parents c530137014c0
children
rev   line source
Chris@16 1 #ifndef BOOST_BIND_ARG_HPP_INCLUDED
Chris@16 2 #define BOOST_BIND_ARG_HPP_INCLUDED
Chris@16 3
Chris@16 4 // MS compatible compilers support #pragma once
Chris@16 5
Chris@16 6 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
Chris@16 7 # pragma once
Chris@16 8 #endif
Chris@16 9
Chris@16 10 //
Chris@16 11 // bind/arg.hpp
Chris@16 12 //
Chris@16 13 // Copyright (c) 2002 Peter Dimov and Multi Media Ltd.
Chris@16 14 //
Chris@16 15 // Distributed under the Boost Software License, Version 1.0. (See
Chris@16 16 // accompanying file LICENSE_1_0.txt or copy at
Chris@16 17 // http://www.boost.org/LICENSE_1_0.txt)
Chris@16 18 //
Chris@16 19 // See http://www.boost.org/libs/bind/bind.html for documentation.
Chris@16 20 //
Chris@16 21
Chris@16 22 #include <boost/config.hpp>
Chris@16 23 #include <boost/is_placeholder.hpp>
Chris@101 24 #include <boost/static_assert.hpp>
Chris@16 25
Chris@16 26 namespace boost
Chris@16 27 {
Chris@16 28
Chris@16 29 template< int I > struct arg
Chris@16 30 {
Chris@16 31 arg()
Chris@16 32 {
Chris@16 33 }
Chris@16 34
Chris@16 35 template< class T > arg( T const & /* t */ )
Chris@16 36 {
Chris@101 37 BOOST_STATIC_ASSERT( I == is_placeholder<T>::value );
Chris@16 38 }
Chris@16 39 };
Chris@16 40
Chris@16 41 template< int I > bool operator==( arg<I> const &, arg<I> const & )
Chris@16 42 {
Chris@16 43 return true;
Chris@16 44 }
Chris@16 45
Chris@16 46 #if !defined( BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION )
Chris@16 47
Chris@16 48 template< int I > struct is_placeholder< arg<I> >
Chris@16 49 {
Chris@16 50 enum _vt { value = I };
Chris@16 51 };
Chris@16 52
Chris@16 53 template< int I > struct is_placeholder< arg<I> (*) () >
Chris@16 54 {
Chris@16 55 enum _vt { value = I };
Chris@16 56 };
Chris@16 57
Chris@16 58 #endif
Chris@16 59
Chris@16 60 } // namespace boost
Chris@16 61
Chris@16 62 #endif // #ifndef BOOST_BIND_ARG_HPP_INCLUDED