mirror of
https://github.com/matrix-construct/construct
synced 2024-08-31 05:45:16 +02:00
326 lines
5.6 KiB
C++
326 lines
5.6 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#include <boost/system/system_error.hpp>
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[[noreturn]] static void
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ircd_terminate_handler()
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noexcept
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{
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std::abort();
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}
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void
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ircd::_aborting_()
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noexcept
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{
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std::set_terminate(&ircd_terminate_handler);
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}
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void
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#if !defined(NDEBUG) && !defined(RB_ASSERT)
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__attribute__((noreturn))
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#endif
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ircd::panicking(const std::exception_ptr &eptr)
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noexcept
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{
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log::critical
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{
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"IRCd panic :%s", what(eptr)
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};
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}
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/// Called by the constructor of a panic exception when thown. We immediately
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/// log a critical message, which is actually what triggers a termination when
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/// assertions are enabled (!NDEBUG) otherwise a no-op.
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void
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#if !defined(NDEBUG) && !defined(RB_ASSERT)
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__attribute__((noreturn))
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#endif
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ircd::panicking(const std::exception &e)
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noexcept
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{
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log::critical
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{
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"IRCd panic :%s", e.what()
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};
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}
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std::string
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ircd::string(const boost::system::system_error &e)
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{
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return string(e.code());
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}
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std::string
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ircd::string(const boost::system::error_code &ec)
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{
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return ircd::string(128, [&ec]
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(const mutable_buffer &buf)
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{
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return string(buf, ec);
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});
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}
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std::string
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ircd::string(const std::system_error &e)
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{
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return string(e.code());
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}
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std::string
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ircd::string(const std::error_code &ec)
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{
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return ircd::string(128, [&ec]
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(const mutable_buffer &buf)
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{
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return string(buf, ec);
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});
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}
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ircd::string_view
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ircd::string(const mutable_buffer &buf,
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const boost::system::system_error &e)
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{
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return string(buf, e.code());
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}
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ircd::string_view
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ircd::string(const mutable_buffer &buf,
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const boost::system::error_code &ec)
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{
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return string(buf, make_system_error(ec));
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}
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ircd::string_view
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ircd::string(const mutable_buffer &buf,
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const std::system_error &e)
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{
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return string(buf, e.code());
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}
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ircd::string_view
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ircd::string(const mutable_buffer &buf,
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const std::error_code &ec)
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{
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return fmt::sprintf
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{
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buf, "%s: %s", ec.category().name(), ec.message()
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};
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}
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bool
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ircd::is(const boost::system::error_code &ec,
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const std::errc &errc)
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noexcept
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{
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return is(make_error_code(ec), errc);
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}
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bool
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ircd::is(const std::error_code &ec,
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const std::errc &errc)
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noexcept
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{
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return ec == errc;
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}
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bool
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ircd::system_category(const boost::system::error_code &ec)
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noexcept
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{
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return system_category(make_error_code(ec));
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}
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bool
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ircd::system_category(const std::error_code &ec)
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noexcept
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{
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return system_category(ec.category());
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}
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bool
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ircd::system_category(const std::error_category &ec)
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noexcept
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{
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return ec == std::system_category() ||
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ec == std::generic_category() ||
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ec == boost::system::system_category() ||
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ec == boost::system::generic_category();
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}
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std::system_error
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ircd::make_system_error(const boost::system::system_error &e)
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{
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return std::system_error
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{
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make_error_code(e.code()), e.what()
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};
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}
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std::system_error
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ircd::make_system_error(const boost::system::error_code &ec)
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{
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return std::system_error
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{
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make_error_code(ec)
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};
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}
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std::system_error
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ircd::make_system_error(const std::error_code &ec)
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{
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return std::system_error
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{
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make_error_code(ec)
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};
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}
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std::system_error
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ircd::make_system_error(const std::errc &ec)
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{
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return std::system_error
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{
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make_error_code(ec)
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};
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}
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std::system_error
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ircd::make_system_error(const int &code)
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{
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return std::system_error
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{
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make_error_code(code)
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};
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}
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std::error_code
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ircd::make_error_code(const boost::system::system_error &e)
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{
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return std::error_code
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{
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e.code().value(), e.code().category()
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};
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}
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std::error_code
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ircd::make_error_code(const boost::system::error_code &ec)
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{
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return std::error_code
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{
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ec.value(), ec.category()
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};
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}
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std::error_code
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ircd::make_error_code(const std::system_error &e)
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{
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return e.code();
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}
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std::error_code
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ircd::make_error_code(const int &code)
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{
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return std::error_code
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{
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code, std::generic_category()
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};
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}
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std::error_code
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ircd::make_error_code(const std::error_code &ec)
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{
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return ec;
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}
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//
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// exception
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//
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ssize_t
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ircd::exception::generate(const string_view &fmt,
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const va_rtti &ap)
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noexcept
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{
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return fmt::vsnprintf(buf, sizeof(buf), fmt, ap);
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}
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ssize_t
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ircd::exception::generate(const char *const &name,
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const string_view &fmt,
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const va_rtti &ap)
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noexcept
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{
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size_t size(0);
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const bool empty(!fmt || !fmt[0] || fmt[0] == ' ');
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size = strlcat(buf, name, sizeof(buf));
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size = strlcat(buf, empty? "." : " :", sizeof(buf));
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if(size < sizeof(buf))
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size += fmt::vsnprintf(buf + size, sizeof(buf) - size, fmt, ap);
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return size;
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}
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const char *
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ircd::exception::what()
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const noexcept
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{
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return buf;
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}
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//
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// terminate
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//
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ircd::terminate::terminate()
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noexcept
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{
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ircd::terminate
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{
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std::current_exception()
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};
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__builtin_unreachable();
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}
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ircd::terminate::terminate(const string_view &str)
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noexcept
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{
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static char buf[512];
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strlcpy(buf, str);
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fprintf(stderr, "\nIRCd Terminated :%s\n", buf);
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::fflush(stderr);
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std::terminate();
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}
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ircd::terminate::terminate(std::exception_ptr eptr)
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noexcept
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{
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if(eptr) try
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{
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std::rethrow_exception(eptr);
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}
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catch(const std::exception &e)
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{
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terminate{e};
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}
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fputs("\nIRCd Terminated.\n", stderr);
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::fflush(stderr);
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std::terminate();
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}
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ircd::terminate::terminate(const std::exception &e)
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noexcept
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{
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fprintf(stderr, "\nIRCd Terminated :%s\n", e.what());
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::fflush(stderr);
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std::terminate();
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}
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