ceph/src/boost/boost/stacktrace/detail/unwind_base_impls.hpp

   1 // Copyright Antony Polukhin, 2016-2017.
   2 //
   3 // Distributed under the Boost Software License, Version 1.0. (See
   4 // accompanying file LICENSE_1_0.txt or copy at
   5 // http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #ifndef BOOST_STACKTRACE_DETAIL_UNWIND_BASE_IMPLS_HPP
   8 #define BOOST_STACKTRACE_DETAIL_UNWIND_BASE_IMPLS_HPP
   9
  10 #include <boost/config.hpp>
  11 #ifdef BOOST_HAS_PRAGMA_ONCE
  12 #   pragma once
  13 #endif
  14
  15 #include <boost/stacktrace/frame.hpp>
  16
  17 namespace boost { namespace stacktrace { namespace detail {
  18
  19 struct to_string_using_nothing {
  20     std::string res;
  21
  22     void prepare_function_name(const void* addr) {
  23         res = boost::stacktrace::frame(addr).name();
  24     }
  25
  26     bool prepare_source_location(const void* /*addr*/) const BOOST_NOEXCEPT {
  27         return false;
  28     }
  29 };
  30
  31 template <class Base> class to_string_impl_base;
  32 typedef to_string_impl_base<to_string_using_nothing> to_string_impl;
  33
  34 inline std::string name_impl(const void* /*addr*/) {
  35     return std::string();
  36 }
  37
  38 } // namespace detail
  39
  40 std::string frame::source_file() const {
  41     return std::string();
  42 }
  43
  44 std::size_t frame::source_line() const {
  45     return 0;
  46 }
  47
  48 }} // namespace boost::stacktrace
  49
  50 #endif // BOOST_STACKTRACE_DETAIL_UNWIND_BASE_IMPLS_HPP