ext-boost/boost/system/detail/system_category_posix.hpp
2019-08-24 15:39:04 +02:00

133 lines
3.1 KiB
C++

// POSIX-specific implementation details of system_error_category
//
// Copyright 2018 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See library home page at http://www.boost.org/libs/system
namespace boost
{
namespace system
{
namespace detail
{
inline bool is_generic_value( int ev ) BOOST_NOEXCEPT
{
using namespace errc;
static int const gen[] =
{
success,
address_family_not_supported,
address_in_use,
address_not_available,
already_connected,
argument_list_too_long,
argument_out_of_domain,
bad_address,
bad_file_descriptor,
bad_message,
broken_pipe,
connection_aborted,
connection_already_in_progress,
connection_refused,
connection_reset,
cross_device_link,
destination_address_required,
device_or_resource_busy,
directory_not_empty,
executable_format_error,
file_exists,
file_too_large,
filename_too_long,
function_not_supported,
host_unreachable,
identifier_removed,
illegal_byte_sequence,
inappropriate_io_control_operation,
interrupted,
invalid_argument,
invalid_seek,
io_error,
is_a_directory,
message_size,
network_down,
network_reset,
network_unreachable,
no_buffer_space,
no_child_process,
no_link,
no_lock_available,
no_message_available,
no_message,
no_protocol_option,
no_space_on_device,
no_stream_resources,
no_such_device_or_address,
no_such_device,
no_such_file_or_directory,
no_such_process,
not_a_directory,
not_a_socket,
not_a_stream,
not_connected,
not_enough_memory,
not_supported,
operation_canceled,
operation_in_progress,
operation_not_permitted,
operation_not_supported,
operation_would_block,
owner_dead,
permission_denied,
protocol_error,
protocol_not_supported,
read_only_file_system,
resource_deadlock_would_occur,
resource_unavailable_try_again,
result_out_of_range,
state_not_recoverable,
stream_timeout,
text_file_busy,
timed_out,
too_many_files_open_in_system,
too_many_files_open,
too_many_links,
too_many_symbolic_link_levels,
value_too_large,
wrong_protocol_type
};
int const n = sizeof( gen ) / sizeof( gen[0] );
for( int i = 0; i < n; ++i )
{
if( ev == gen[ i ] ) return true;
}
return false;
}
inline error_condition system_category_default_error_condition_posix( int ev ) BOOST_NOEXCEPT
{
if( is_generic_value( ev ) )
{
return error_condition( ev, generic_category() );
}
else
{
return error_condition( ev, system_category() );
}
}
} // namespace detail
} // namespace system
} // namespace boost