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Diffstat (limited to '3rdParty/Boost/src/libs/filesystem/src/path.cpp')
| -rw-r--r-- | 3rdParty/Boost/src/libs/filesystem/src/path.cpp | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/libs/filesystem/src/path.cpp b/3rdParty/Boost/src/libs/filesystem/src/path.cpp new file mode 100644 index 0000000..6d7d40c --- /dev/null +++ b/3rdParty/Boost/src/libs/filesystem/src/path.cpp @@ -0,0 +1,163 @@ +// path.cpp ----------------------------------------------------------------// + +// Copyright 2005 Beman Dawes + +// Distributed under 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 library home page at http://www.boost.org/libs/filesystem + +//----------------------------------------------------------------------------// + +// define BOOST_FILESYSTEM_SOURCE so that <boost/filesystem/config.hpp> knows +// the library is being built (possibly exporting rather than importing code) +#define BOOST_FILESYSTEM_SOURCE + +#include <boost/filesystem/config.hpp> + +#ifndef BOOST_FILESYSTEM_NARROW_ONLY + +#include <boost/filesystem/path.hpp> +#include <boost/scoped_array.hpp> + +#include <locale> +#include <boost/cerrno.hpp> +#include <boost/system/error_code.hpp> + +#include <cwchar> // for std::mbstate_t + +namespace +{ + // std::locale construction can throw (if LC_MESSAGES is wrong, for example), + // so a static at function scope is used to ensure that exceptions can be + // caught. (A previous version was at namespace scope, so initialization + // occurred before main(), preventing exceptions from being caught.) + std::locale & loc() + { +#if !defined(macintosh) && !defined(__APPLE__) && !defined(__APPLE_CC__) + // ISO C calls this "the locale-specific native environment": + static std::locale lc(""); +#else + static std::locale lc = std::locale(); // Mac OS doesn't support locale("") +#endif + return lc; + } + + const std::codecvt<wchar_t, char, std::mbstate_t> *& + converter() + { + static const std::codecvt<wchar_t, char, std::mbstate_t> * + cvtr( + &std::use_facet<std::codecvt<wchar_t, char, std::mbstate_t> > + ( loc() ) ); + return cvtr; + } + + bool locked(false); +} // unnamed namespace + +namespace boost +{ + namespace filesystem + { + bool wpath_traits::imbue( const std::locale & new_loc, const std::nothrow_t & ) + { + if ( locked ) return false; + locked = true; + loc() = new_loc; + converter() = &std::use_facet + <std::codecvt<wchar_t, char, std::mbstate_t> >( loc() ); + return true; + } + + void wpath_traits::imbue( const std::locale & new_loc ) + { + if ( locked ) boost::throw_exception( + wfilesystem_error( + "boost::filesystem::wpath_traits::imbue() after lockdown", + make_error_code( system::posix::not_supported ) ) ); + imbue( new_loc, std::nothrow ); + } + + //namespace detail + //{ + // BOOST_FILESYSTEM_DECL + // const char * what( const char * sys_err_what, + // const path & path1, const path & path2, std::string & target) + // { + // try + // { + // if ( target.empty() ) + // { + // target = sys_err_what; + // if ( !path1.empty() ) + // { + // target += ": \""; + // target += path1.file_string(); + // target += "\""; + // } + // if ( !path2.empty() ) + // { + // target += ", \""; + // target += path2.file_string(); + // target += "\""; + // } + // } + // return target.c_str(); + // } + // catch (...) + // { + // return sys_err_what; + // } + // } + //} + +# ifdef BOOST_POSIX_API + +// Because this is POSIX only code, we don't have to worry about ABI issues +// described in http://www.boost.org/more/separate_compilation.html + + wpath_traits::external_string_type + wpath_traits::to_external( const wpath & ph, + const internal_string_type & src ) + { + locked = true; + std::size_t work_size( converter()->max_length() * (src.size()+1) ); + boost::scoped_array<char> work( new char[ work_size ] ); + std::mbstate_t state = std::mbstate_t(); // perhaps unneeded, but cuts bug reports + const internal_string_type::value_type * from_next; + external_string_type::value_type * to_next; + if ( converter()->out( + state, src.c_str(), src.c_str()+src.size(), from_next, work.get(), + work.get()+work_size, to_next ) != std::codecvt_base::ok ) + boost::throw_exception( boost::filesystem::wfilesystem_error( + "boost::filesystem::wpath::to_external conversion error", + ph, system::error_code( system::posix::invalid_argument, system::system_category ) ) ); + *to_next = '\0'; + return external_string_type( work.get() ); + } + + wpath_traits::internal_string_type + wpath_traits::to_internal( const external_string_type & src ) + { + locked = true; + std::size_t work_size( src.size()+1 ); + boost::scoped_array<wchar_t> work( new wchar_t[ work_size ] ); + std::mbstate_t state = std::mbstate_t(); // perhaps unneeded, but cuts bug reports + const external_string_type::value_type * from_next; + internal_string_type::value_type * to_next; + if ( converter()->in( + state, src.c_str(), src.c_str()+src.size(), from_next, work.get(), + work.get()+work_size, to_next ) != std::codecvt_base::ok ) + boost::throw_exception( boost::filesystem::wfilesystem_error( + "boost::filesystem::wpath::to_internal conversion error", + system::error_code( system::posix::invalid_argument, system::system_category ) ) ); + *to_next = L'\0'; + return internal_string_type( work.get() ); + } +# endif // BOOST_POSIX_API + + } // namespace filesystem +} // namespace boost + +#endif // ifndef BOOST_FILESYSTEM_NARROW_ONLY |