mirror of
https://github.com/matrix-construct/construct
synced 2024-11-05 05:18:54 +01:00
268 lines
6.2 KiB
C++
268 lines
6.2 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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// This pragma overrides any -fvisibility option on any unit to maintain
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// consistent default visibility of these items.
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#pragma GCC visibility push(default)
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// Windows Specific
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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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// System/platform preambles
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extern "C"
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{
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// We have our own assert if possible; some system headers forefully
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// redefine it so we can't include this if so.
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#ifndef assert
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#include <RB_INC_ASSERT_H
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#endif
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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_UTSNAME_H
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}
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// Typography
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#include <RB_INC_CSTDARG
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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_TYPEINDEX
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#include <RB_INC_TYPE_TRAITS
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#include <RB_INC_CONCEPTS
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// Errors
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#include <RB_INC_CERRNO
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#include <RB_INC_EXCEPTION
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#include <RB_INC_SYSTEM_ERROR
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// Dynamic memory
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#include <RB_INC_NEW
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#include <RB_INC_MEMORY
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// Containers
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#include <RB_INC_VARIANT
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#include <RB_INC_OPTIONAL
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#include <RB_INC_TUPLE
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#include <RB_INC_ARRAY
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#include <RB_INC_BITSET
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#include <RB_INC_VECTOR
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#include <RB_INC_STACK
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#include <RB_INC_FORWARD_LIST
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#include <RB_INC_LIST
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#include <RB_INC_DEQUE
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#include <RB_INC_QUEUE
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#include <RB_INC_SET
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#include <RB_INC_MAP
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#include <RB_INC_UNORDERED_MAP
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// Strings
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#include <RB_INC_CUCHAR
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#include <RB_INC_CSTRING
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#include <RB_INC_LOCALE
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#include <RB_INC_CODECVT
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#include <RB_INC_STRING
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#include <RB_INC_STRING_VIEW
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// Numerics
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#include <RB_INC_CFLOAT
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#include <RB_INC_CFENV
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#include <RB_INC_CMATH
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#include <RB_INC_NUMERIC
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#include <RB_INC_RANDOM
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// Chronography
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#include <RB_INC_CTIME
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#include <RB_INC_CHRONO
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// Concurrency
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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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// Input/Output
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#include <RB_INC_CSTDIO
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#include <RB_INC_IOSFWD
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#include <RB_INC_SSTREAM
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#include <RB_INC_FSTREAM
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#include <RB_INC_IOMANIP
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// Other standard suites
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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_FILESYSTEM
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// Other
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#include <RB_INC_X86INTRIN_H
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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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// Historical macros from types.h
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#undef major
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#undef minor
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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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// 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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///////////////////////////////////////////////////////////////////////////////
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//
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// libircd API
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//
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// Convenience short-hands for POD-types available in ircd::
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namespace ircd
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{
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// 128-bit
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using u128 = uint128_t;
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using i128 = int128_t;
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using f128 = long double;
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// 64-bit
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using u64 = uint64_t;
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using i64 = int64_t;
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using f64 = double;
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// 32-bit
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using u32 = uint32_t;
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using i32 = int32_t;
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using c32 = char32_t;
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using f32 = float;
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// 16-bit
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using u16 = uint16_t;
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using i16 = int16_t;
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using c16 = char16_t;
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#if defined(HAVE__FLOAT16)
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#define HAVE_FP16
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using f16 = _Float16;
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#elif defined(HAVE___FP16)
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#define HAVE_FP16
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using f16 = __fp16;
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#elif defined(__clang__)
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#warning "Missing half-precision floating point support."
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#endif
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// 8-bit
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using u8 = uint8_t;
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using i8 = int8_t;
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#ifdef HAVE_CHAR8_T
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using c8 = char8_t;
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#endif
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#if defined(HAVE___FP8)
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#define HAVE_FP8
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using f8 = __fp8;
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#endif
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}
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// Various standard library items imported into our namespace.
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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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/// Simple gimmick to allow shorter declarations when both elements
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/// of a pair are the same.
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template<class A,
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class B = A>
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using pair = std::pair<A, B>;
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}
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#pragma GCC visibility pop // default
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