ceph/src/boost/libs/coroutine/src/exceptions.cpp

   1
   2 //          Copyright Oliver Kowalke 2009.
   3 // Distributed under the Boost Software License, Version 1.0.
   4 //    (See accompanying file LICENSE_1_0.txt or copy at
   5 //          http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #include "boost/coroutine/exceptions.hpp"
   8
   9 namespace boost {
  10 namespace coroutines {
  11
  12 class coroutine_error_category : public system::error_category
  13 {
  14 public:
  15     virtual const char* name() const BOOST_NOEXCEPT
  16     { return "coroutine"; }
  17
  18     virtual std::string message( int ev) const
  19     {
  20         switch (BOOST_SCOPED_ENUM_NATIVE(coroutine_errc)(ev))
  21         {
  22         case coroutine_errc::no_data:
  23             return std::string("Operation not permitted because coroutine "
  24                           "has no valid result.");
  25         }
  26         return std::string("unspecified coroutine_errc value\n");
  27     }
  28 };
  29
  30 BOOST_COROUTINES_DECL
  31 system::error_category const& coroutine_category() BOOST_NOEXCEPT
  32 {
  33     static coroutines::coroutine_error_category cat;
  34     return cat;
  35 }
  36
  37 }}