| 1 | // Copyright 2022 Peter Dimov. |
| 2 | // Distributed under the Boost Software License, Version 1.0. |
| 3 | // http://www.boost.org/LICENSE_1_0.txt |
| 4 | |
| 5 | #include <boost/system/error_code.hpp> |
| 6 | #include <boost/system/error_condition.hpp> |
| 7 | #include <boost/system/generic_category.hpp> |
| 8 | #include <boost/core/lightweight_test.hpp> |
| 9 | |
| 10 | namespace sys = boost::system; |
| 11 | |
| 12 | enum my_errc |
| 13 | { |
| 14 | enomem_c = ENOMEM |
| 15 | }; |
| 16 | |
| 17 | enum my_errn |
| 18 | { |
| 19 | enomem_n = ENOMEM |
| 20 | }; |
| 21 | |
| 22 | namespace boost { |
| 23 | namespace system { |
| 24 | |
| 25 | template<> struct is_error_code_enum<my_errc> |
| 26 | { |
| 27 | static const bool value = true; |
| 28 | }; |
| 29 | |
| 30 | template<> struct is_error_condition_enum<my_errn> |
| 31 | { |
| 32 | static const bool value = true; |
| 33 | }; |
| 34 | |
| 35 | } // namespace system |
| 36 | } // namespace boost |
| 37 | |
| 38 | sys::error_code make_error_code( my_errc e ) |
| 39 | { |
| 40 | return sys::error_code( e, sys::generic_category() ); |
| 41 | } |
| 42 | |
| 43 | sys::error_condition make_error_condition( my_errn e ) |
| 44 | { |
| 45 | return sys::error_condition( e, sys::generic_category() ); |
| 46 | } |
| 47 | |
| 48 | int main() |
| 49 | { |
| 50 | sys::error_code ec = make_error_code( e: sys::errc::not_enough_memory ); |
| 51 | sys::error_condition en( sys::errc::not_enough_memory ); |
| 52 | |
| 53 | BOOST_TEST_EQ( ec, en ); |
| 54 | BOOST_TEST_EQ( en, ec ); |
| 55 | |
| 56 | BOOST_TEST_EQ( ec, enomem_c ); |
| 57 | BOOST_TEST_EQ( enomem_c, ec ); |
| 58 | |
| 59 | BOOST_TEST_EQ( ec, enomem_n ); |
| 60 | BOOST_TEST_EQ( enomem_n, ec ); |
| 61 | |
| 62 | BOOST_TEST_EQ( en, enomem_c ); |
| 63 | BOOST_TEST_EQ( enomem_c, en ); |
| 64 | |
| 65 | BOOST_TEST_EQ( en, enomem_n ); |
| 66 | BOOST_TEST_EQ( enomem_n, en ); |
| 67 | |
| 68 | return boost::report_errors(); |
| 69 | } |
| 70 | |