mirror of
https://github.com/matrix-construct/construct
synced 2024-08-22 01:24:53 +02:00
220 lines
5.7 KiB
C++
220 lines
5.7 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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#define HAVE_IRCD_STDINC_H
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///////////////////////////////////////////////////////////////////////////////
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//
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// Standard includes
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//
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// This header includes almost everything we use out of the standard library.
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// This is a pre-compiled header. Project build time is significantly reduced
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// by doing things this way and C++ std headers have very little namespace
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// pollution and risk of conflicts.
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//
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// It is advised that all standard library symbols are declared with default
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// visibility. This pragma overrides any -fvisibility option on any unit.
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#pragma GCC visibility push(default)
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extern "C"
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{
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#include <RB_INC_ASSERT_H
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#include <RB_INC_STDARG_H
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#include <RB_INC_UNISTD_H
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#include <RB_INC_SYS_TYPES_H
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#include <RB_INC_SYS_TIME_H
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#include <RB_INC_SYS_UTSNAME_H
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}
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#ifdef _WIN32
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#define WIN32_LEAN_AND_MEAN 1
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#include <RB_INC_WINDOWS_H
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#include <RB_INC_WINSOCK2_H
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#include <RB_INC_WS2TCPIP_H
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#include <RB_INC_IPHLPAPI_H
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#endif
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#include <RB_INC_CSTDDEF
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#include <RB_INC_CSTDINT
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#include <RB_INC_CSTDLIB
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#include <RB_INC_LIMITS
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#include <RB_INC_TYPE_TRAITS
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#include <RB_INC_TYPEINDEX
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#include <RB_INC_VARIANT
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#include <RB_INC_CERRNO
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#include <RB_INC_UTILITY
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#include <RB_INC_FUNCTIONAL
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#include <RB_INC_ALGORITHM
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#include <RB_INC_NUMERIC
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#include <RB_INC_CMATH
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#include <RB_INC_CFENV
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#include <RB_INC_MEMORY
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#include <RB_INC_EXCEPTION
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#include <RB_INC_SYSTEM_ERROR
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#include <RB_INC_ARRAY
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#include <RB_INC_VECTOR
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#include <RB_INC_STACK
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#include <RB_INC_STRING
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#include <RB_INC_CSTRING
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#include <RB_INC_STRING_VIEW
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#include <RB_INC_LOCALE
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#include <RB_INC_CODECVT
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#include <RB_INC_MAP
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#include <RB_INC_SET
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#include <RB_INC_LIST
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#include <RB_INC_FORWARD_LIST
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#include <RB_INC_UNORDERED_MAP
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#include <RB_INC_DEQUE
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#include <RB_INC_QUEUE
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#include <RB_INC_SSTREAM
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#include <RB_INC_FSTREAM
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#include <RB_INC_IOSFWD
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#include <RB_INC_IOMANIP
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#include <RB_INC_CSTDIO
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#include <RB_INC_CHRONO
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#include <RB_INC_CTIME
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#include <RB_INC_ATOMIC
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#include <RB_INC_THREAD
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#include <RB_INC_MUTEX
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#include <RB_INC_SHARED_MUTEX
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#include <RB_INC_CONDITION_VARIABLE
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#include <RB_INC_RANDOM
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#include <RB_INC_BITSET
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#include <RB_INC_OPTIONAL
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#include <RB_INC_NEW
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#include <RB_INC_FILESYSTEM
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#include <RB_INC_EXPERIMENTAL_STRING_VIEW
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#include <RB_INC_EXPERIMENTAL_OPTIONAL
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// FreeBSD unsigned long ctype
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#if defined(__FreeBSD__) && !defined(ulong)
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typedef u_long ulong;
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#endif
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// These are #defined in stdio.h. If the system includes it indirectly we have
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// to undef those here or there will be trouble.
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#undef stdin
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#undef stdout
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#undef stderr
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// Trouble. clang++-8
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#ifndef assert
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#define assert(expr) (static_cast<void>(0))
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#endif
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//////////////////////////////////////////////////////////////////////////////>
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//
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// Pollution
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//
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// This section lists all of the items introduced outside of our namespace
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// which may conflict with your project.
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//
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// Common branch prediction macros
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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// Experimental std::string_view
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#if !defined(__cpp_lib_string_view) && defined(__cpp_lib_experimental_string_view)
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namespace std
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{
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using experimental::string_view;
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}
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#endif
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// Experimental std::optional
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#if !defined(__cpp_lib_optional) && defined(__cpp_lib_experimental_optional)
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namespace std
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{
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using experimental::optional;
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}
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#endif
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// Forward declare the existence of these in std:: to allow their immediate
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// use throughout the project as a developer convenience. <iostream> is not
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// included here because it generates naive initialization code in every unit,
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// whereas we conduct it once for libircd in the right place.
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namespace std
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{
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extern istream cin;
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extern ostream cout;
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extern ostream cerr;
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}
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// OpenSSL
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// Additional forward declarations in the extern namespace are introduced
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// by ircd/openssl.h
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///////////////////////////////////////////////////////////////////////////////
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//
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// libircd API
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//
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// Some items imported into our namespace.
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//
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// 128 bit integer support
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#if !defined(HAVE_INT128_T) || !defined(HAVE_UINT128_T)
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namespace ircd
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{
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#if defined(HAVE___INT128_T) && defined(HAVE__UINT128_T)
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using int128_t = __int128_t;
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using uint128_t = __uint128_t;
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#elif defined(HAVE___INT128)
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using int128_t = signed __int128;
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using uint128_t = unsigned __int128;
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#else
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#error "Missing 128 bit integer types on this platform."
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#endif
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}
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#endif
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namespace ircd
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{
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using std::get;
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using std::end;
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using std::begin;
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using std::nullptr_t;
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using std::nothrow_t;
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using std::const_pointer_cast;
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using std::static_pointer_cast;
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using std::dynamic_pointer_cast;
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using std::chrono::hours;
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using std::chrono::minutes;
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using std::chrono::seconds;
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using std::chrono::milliseconds;
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using std::chrono::microseconds;
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using std::chrono::nanoseconds;
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using std::chrono::duration;
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using std::chrono::duration_cast;
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using std::chrono::system_clock;
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using std::chrono::steady_clock;
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using std::chrono::high_resolution_clock;
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using std::chrono::time_point;
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using namespace std::string_literals;
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using namespace std::chrono_literals;
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using namespace std::literals::chrono_literals;
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using std::string_literals::operator""s;
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using std::chrono_literals::operator""s;
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namespace ph = std::placeholders;
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template<class... T> using ilist = std::initializer_list<T...>;
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using std::error_code;
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}
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#pragma GCC visibility pop // default
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