intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 56 insertions, 0 deletions

diff --git a/contrib/restricted/boost/libs/filesystem/src/windows_file_codecvt.hpp b/contrib/restricted/boost/libs/filesystem/src/windows_file_codecvt.hpp
new file mode 100644
index 0000000000..d4ad1b7daf
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+++ b/contrib/restricted/boost/libs/filesystem/src/windows_file_codecvt.hpp
@@ -0,0 +1,56 @@
+//  filesystem windows_file_codecvt.hpp  -----------------------------------------------//
+
+//  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
+
+#ifndef BOOST_FILESYSTEM3_WIN_FILE_CODECVT_HPP
+#define BOOST_FILESYSTEM3_WIN_FILE_CODECVT_HPP
+
+#include <boost/filesystem/config.hpp>
+#include <locale>  
+
+  //------------------------------------------------------------------------------------//
+  //                                                                                    //
+  //                          class windows_file_codecvt                                //
+  //                                                                                    //
+  //  Warning: partial implementation; even do_in and do_out only partially meet the    //
+  //  standard library specifications as the "to" buffer must hold the entire result.   //
+  //                                                                                    //
+  //------------------------------------------------------------------------------------//
+
+  class BOOST_FILESYSTEM_DECL windows_file_codecvt
+    : public std::codecvt< wchar_t, char, std::mbstate_t >  
+  {
+  public:
+    explicit windows_file_codecvt(std::size_t refs = 0)
+        : std::codecvt<wchar_t, char, std::mbstate_t>(refs) {}
+  protected:
+
+    virtual bool do_always_noconv() const noexcept { return false; }
+
+    //  seems safest to assume variable number of characters since we don't
+    //  actually know what codepage is active
+    virtual int do_encoding() const noexcept { return 0; }
+
+    virtual std::codecvt_base::result do_in(std::mbstate_t& state, 
+      const char* from, const char* from_end, const char*& from_next,
+      wchar_t* to, wchar_t* to_end, wchar_t*& to_next) const;
+
+    virtual std::codecvt_base::result do_out(std::mbstate_t & state,
+      const wchar_t* from, const wchar_t* from_end, const wchar_t*& from_next,
+      char* to, char* to_end, char*& to_next) const;
+
+    virtual std::codecvt_base::result do_unshift(std::mbstate_t&,
+        char* /*from*/, char* /*to*/, char* & /*next*/) const  { return ok; } 
+
+    virtual int do_length(std::mbstate_t&,
+      const char* /*from*/, const char* /*from_end*/, std::size_t /*max*/) const  { return 0; }
+
+    virtual int do_max_length() const noexcept { return 0; }
+  };
+
+#endif  // BOOST_FILESYSTEM3_WIN_FILE_CODECVT_HPP