diff options
Diffstat (limited to 'src/third_party/boost-1.60.0/libs/filesystem/src/windows_file_codecvt.cpp')
-rw-r--r-- | src/third_party/boost-1.60.0/libs/filesystem/src/windows_file_codecvt.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/third_party/boost-1.60.0/libs/filesystem/src/windows_file_codecvt.cpp b/src/third_party/boost-1.60.0/libs/filesystem/src/windows_file_codecvt.cpp new file mode 100644 index 00000000000..998db602212 --- /dev/null +++ b/src/third_party/boost-1.60.0/libs/filesystem/src/windows_file_codecvt.cpp @@ -0,0 +1,75 @@ +// filesystem windows_file_codecvt.cpp -----------------------------------------// + +// Copyright Beman Dawes 2009 + +// Distributed under the Boost Software License, Version 1.0. +// See http://www.boost.org/LICENSE_1_0.txt + +// Library home page: http://www.boost.org/libs/filesystem + +//--------------------------------------------------------------------------------------// + +// define BOOST_FILESYSTEM_SOURCE so that <boost/system/config.hpp> knows +// the library is being built (possibly exporting rather than importing code) +#define BOOST_FILESYSTEM_SOURCE + +#ifndef BOOST_SYSTEM_NO_DEPRECATED +# define BOOST_SYSTEM_NO_DEPRECATED +#endif + +#include <boost/filesystem/config.hpp> +#include <cwchar> // for mbstate_t + +#ifdef BOOST_WINDOWS_API + +#include "windows_file_codecvt.hpp" + +// Versions of MinGW prior to GCC 4.6 requires this +#ifndef WINVER +# define WINVER 0x0500 +#endif + +#include <windows.h> + + std::codecvt_base::result windows_file_codecvt::do_in( + std::mbstate_t &, + const char* from, const char* from_end, const char*& from_next, + wchar_t* to, wchar_t* to_end, wchar_t*& to_next) const + { + UINT codepage = AreFileApisANSI() ? CP_ACP : CP_OEMCP; + + int count; + if ((count = ::MultiByteToWideChar(codepage, MB_PRECOMPOSED, from, + from_end - from, to, to_end - to)) == 0) + { + return error; // conversion failed + } + + from_next = from_end; + to_next = to + count; + *to_next = L'\0'; + return ok; + } + + std::codecvt_base::result windows_file_codecvt::do_out( + std::mbstate_t &, + const wchar_t* from, const wchar_t* from_end, const wchar_t* & from_next, + char* to, char* to_end, char* & to_next) const + { + UINT codepage = AreFileApisANSI() ? CP_ACP : CP_OEMCP; + + int count; + if ((count = ::WideCharToMultiByte(codepage, WC_NO_BEST_FIT_CHARS, from, + from_end - from, to, to_end - to, 0, 0)) == 0) + { + return error; // conversion failed + } + + from_next = from_end; + to_next = to + count; + *to_next = '\0'; + return ok; + } + + # endif // BOOST_WINDOWS_API + |