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Diffstat (limited to '3rdParty/Boost/src/boost/format/detail/compat_workarounds.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/format/detail/compat_workarounds.hpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/format/detail/compat_workarounds.hpp b/3rdParty/Boost/src/boost/format/detail/compat_workarounds.hpp new file mode 100644 index 0000000..8e51514 --- /dev/null +++ b/3rdParty/Boost/src/boost/format/detail/compat_workarounds.hpp @@ -0,0 +1,86 @@ +// ---------------------------------------------------------------------------- +// compat_workarounds : general framework for non-conformance workarounds +// ---------------------------------------------------------------------------- + +// Copyright Samuel Krempp 2003. Use, modification, and distribution are +// subject to the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +// see http://www.boost.org/libs/format for library home page + +// ---------------------------------------------------------------------------- + + +// this file defines wrapper classes to hide non-conforming +// std::char_traits<> and std::allocator<> traits +// and Includes : config_macros.hpp (defines config macros +// and compiler-specific switches) + +// Non-conformant Std-libs fail to supply conformant traits (std::char_traits, +// std::allocator) and/or the std::string doesnt support them. +// We don't want to have hundreds of #ifdef workarounds, so we define +// replacement traits. +// But both char_traits and allocator traits are visible in the interface, +// (inside the final string type), thus we need to keep both +// the replacement type (typedefed to 'compatible_type') for real use, +// and the original stdlib type (typedef to 'type_for_string') for interface +// visibility. This is what Compat* classes do (as well as be transparent +// when good allocator and char traits are present) + +#ifndef BOOST_FORMAT_COMPAT_WORKAROUNDS_HPP +#define BOOST_FORMAT_COMPAT_WORKAROUNDS_HPP + +namespace boost { + namespace io { + + // gcc-2.95 char traits (non-conformantly named string_char_traits) + // lack several functions so we extend them in a replacement class. + template<class Tr> + class CompatTraits; + + // std::allocator<Ch> in gcc-2.95 is ok, but basic_string only works + // with plain 'std::alloc' still, alt_stringbuf requires a functionnal + // alloc template argument, so we need a replacement allocator + template<class Alloc> + class CompatAlloc; + } // N.S. io +}// N.S. boost + + +#include <boost/format/detail/config_macros.hpp> + // sets-up macros and load compiler-specific workarounds headers. + +#if !defined(BOOST_FORMAT_STREAMBUF_DEFINED) +// workarounds-gcc-2.95 might have defined own streambuf +#include <streambuf> +#endif + +#if !defined(BOOST_FORMAT_OSTREAM_DEFINED) +// workarounds-gcc-2.95 might already have included <iostream> +#include <ostream> +#endif + + + +namespace boost { + namespace io { + + // **** CompatTraits general definitions : ---------------------------- + template<class Tr> + class CompatTraits + { // general case : be transparent + public: + typedef Tr compatible_type; + }; + + // **** CompatAlloc general definitions : ----------------------------- + template<class Alloc> + class CompatAlloc + { // general case : be transparent + public: + typedef Alloc compatible_type; + }; + + } //N.S. io +} // N.S. boost +#endif // include guard |