annotate DEPENDENCIES/generic/include/boost/lexical_cast/detail/lcast_char_constants.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 f46d142149f5
children
rev   line source
Chris@102 1 // Copyright Kevlin Henney, 2000-2005.
Chris@102 2 // Copyright Alexander Nasonov, 2006-2010.
Chris@102 3 // Copyright Antony Polukhin, 2011-2014.
Chris@102 4 //
Chris@102 5 // Distributed under the Boost Software License, Version 1.0. (See
Chris@102 6 // accompanying file LICENSE_1_0.txt or copy at
Chris@102 7 // http://www.boost.org/LICENSE_1_0.txt)
Chris@102 8 //
Chris@102 9 // what: lexical_cast custom keyword cast
Chris@102 10 // who: contributed by Kevlin Henney,
Chris@102 11 // enhanced with contributions from Terje Slettebo,
Chris@102 12 // with additional fixes and suggestions from Gennaro Prota,
Chris@102 13 // Beman Dawes, Dave Abrahams, Daryle Walker, Peter Dimov,
Chris@102 14 // Alexander Nasonov, Antony Polukhin, Justin Viiret, Michael Hofmann,
Chris@102 15 // Cheng Yang, Matthew Bradbury, David W. Birdsall, Pavel Korzh and other Boosters
Chris@102 16 // when: November 2000, March 2003, June 2005, June 2006, March 2011 - 2014
Chris@102 17
Chris@102 18 #ifndef BOOST_LEXICAL_CAST_DETAIL_LCAST_CHAR_CONSTANTS_HPP
Chris@102 19 #define BOOST_LEXICAL_CAST_DETAIL_LCAST_CHAR_CONSTANTS_HPP
Chris@102 20
Chris@102 21 #include <boost/config.hpp>
Chris@102 22 #ifdef BOOST_HAS_PRAGMA_ONCE
Chris@102 23 # pragma once
Chris@102 24 #endif
Chris@102 25
Chris@102 26 namespace boost
Chris@102 27 {
Chris@102 28 namespace detail // '0', '-', '+', 'e', 'E' and '.' constants
Chris@102 29 {
Chris@102 30 template < typename Char >
Chris@102 31 struct lcast_char_constants {
Chris@102 32 // We check in tests assumption that static casted character is
Chris@102 33 // equal to correctly written C++ literal: U'0' == static_cast<char32_t>('0')
Chris@102 34 BOOST_STATIC_CONSTANT(Char, zero = static_cast<Char>('0'));
Chris@102 35 BOOST_STATIC_CONSTANT(Char, minus = static_cast<Char>('-'));
Chris@102 36 BOOST_STATIC_CONSTANT(Char, plus = static_cast<Char>('+'));
Chris@102 37 BOOST_STATIC_CONSTANT(Char, lowercase_e = static_cast<Char>('e'));
Chris@102 38 BOOST_STATIC_CONSTANT(Char, capital_e = static_cast<Char>('E'));
Chris@102 39 BOOST_STATIC_CONSTANT(Char, c_decimal_separator = static_cast<Char>('.'));
Chris@102 40 };
Chris@102 41 }
Chris@102 42 } // namespace boost
Chris@102 43
Chris@102 44
Chris@102 45 #endif // BOOST_LEXICAL_CAST_DETAIL_LCAST_CHAR_CONSTANTS_HPP
Chris@102 46