ceph/src/boost/boost/system/detail/system_category_posix.hpp

   1 // POSIX-specific implementation details of system_error_category
   2 //
   3 // Copyright 2018 Peter Dimov
   4 //
   5 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   6 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 // See library home page at http://www.boost.org/libs/system
   9
  10 namespace boost
  11 {
  12
  13 namespace system
  14 {
  15
  16 namespace detail
  17 {
  18
  19 inline bool is_generic_value( int ev ) BOOST_NOEXCEPT
  20 {
  21     using namespace errc;
  22
  23     static int const gen[] =
  24     {
  25         success,
  26         address_family_not_supported,
  27         address_in_use,
  28         address_not_available,
  29         already_connected,
  30         argument_list_too_long,
  31         argument_out_of_domain,
  32         bad_address,
  33         bad_file_descriptor,
  34         bad_message,
  35         broken_pipe,
  36         connection_aborted,
  37         connection_already_in_progress,
  38         connection_refused,
  39         connection_reset,
  40         cross_device_link,
  41         destination_address_required,
  42         device_or_resource_busy,
  43         directory_not_empty,
  44         executable_format_error,
  45         file_exists,
  46         file_too_large,
  47         filename_too_long,
  48         function_not_supported,
  49         host_unreachable,
  50         identifier_removed,
  51         illegal_byte_sequence,
  52         inappropriate_io_control_operation,
  53         interrupted,
  54         invalid_argument,
  55         invalid_seek,
  56         io_error,
  57         is_a_directory,
  58         message_size,
  59         network_down,
  60         network_reset,
  61         network_unreachable,
  62         no_buffer_space,
  63         no_child_process,
  64         no_link,
  65         no_lock_available,
  66         no_message_available,
  67         no_message,
  68         no_protocol_option,
  69         no_space_on_device,
  70         no_stream_resources,
  71         no_such_device_or_address,
  72         no_such_device,
  73         no_such_file_or_directory,
  74         no_such_process,
  75         not_a_directory,
  76         not_a_socket,
  77         not_a_stream,
  78         not_connected,
  79         not_enough_memory,
  80         not_supported,
  81         operation_canceled,
  82         operation_in_progress,
  83         operation_not_permitted,
  84         operation_not_supported,
  85         operation_would_block,
  86         owner_dead,
  87         permission_denied,
  88         protocol_error,
  89         protocol_not_supported,
  90         read_only_file_system,
  91         resource_deadlock_would_occur,
  92         resource_unavailable_try_again,
  93         result_out_of_range,
  94         state_not_recoverable,
  95         stream_timeout,
  96         text_file_busy,
  97         timed_out,
  98         too_many_files_open_in_system,
  99         too_many_files_open,
 100         too_many_links,
 101         too_many_symbolic_link_levels,
 102         value_too_large,
 103         wrong_protocol_type
 104     };
 105
 106     int const n = sizeof( gen ) / sizeof( gen[0] );
 107
 108     for( int i = 0; i < n; ++i )
 109     {
 110         if( ev == gen[ i ] ) return true;
 111     }
 112
 113     return false;
 114 }
 115
 116 inline error_condition system_category_default_error_condition_posix( int ev ) BOOST_NOEXCEPT
 117 {
 118     if( is_generic_value( ev ) )
 119     {
 120         return error_condition( ev, generic_category() );
 121     }
 122     else
 123     {
 124         return error_condition( ev, system_category() );
 125     }
 126 }
 127
 128 } // namespace detail
 129
 130 } // namespace system
 131
 132 } // namespace boost