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construct/include/ircd/stdinc.h

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// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
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#define HAVE_IRCD_STDINC_H
///////////////////////////////////////////////////////////////////////////////
//
// Standard includes
//
// This header includes almost everything we use out of the standard library.
// This is a pre-compiled header. Project build time is significantly reduced
// by doing things this way and C++ std headers have very little namespace
// pollution and risk of conflicts.
//
// This pragma overrides any -fvisibility option on any unit to maintain
// consistent default visibility of these items.
#pragma GCC visibility push(default)
// Windows Specific
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN 1
#include <RB_INC_WINDOWS_H
#include <RB_INC_WINSOCK2_H
#include <RB_INC_WS2TCPIP_H
#include <RB_INC_IPHLPAPI_H
#endif
// System/platform preambles
extern "C"
{
// We have our own assert if possible; some system headers forefully
// redefine it so we can't include this if so.
#ifndef assert
#include <RB_INC_ASSERT_H
#endif
#include <RB_INC_UNISTD_H
#include <RB_INC_SYS_TYPES_H
#include <RB_INC_SYS_UTSNAME_H
}
// Typography
#include <RB_INC_CSTDARG
#include <RB_INC_CSTDDEF
#include <RB_INC_CSTDINT
#include <RB_INC_CSTDLIB
#include <RB_INC_LIMITS
#include <RB_INC_TYPEINDEX
#include <RB_INC_TYPE_TRAITS
// Errors
#include <RB_INC_CERRNO
#include <RB_INC_EXCEPTION
#include <RB_INC_SYSTEM_ERROR
// Dynamic memory
#include <RB_INC_NEW
#include <RB_INC_MEMORY
// Containers
#include <RB_INC_VARIANT
#include <RB_INC_OPTIONAL
#include <RB_INC_ARRAY
#include <RB_INC_BITSET
#include <RB_INC_VECTOR
#include <RB_INC_STACK
#include <RB_INC_FORWARD_LIST
#include <RB_INC_LIST
#include <RB_INC_DEQUE
#include <RB_INC_QUEUE
#include <RB_INC_SET
#include <RB_INC_MAP
#include <RB_INC_UNORDERED_MAP
// Strings
#include <RB_INC_CUCHAR
#include <RB_INC_CSTRING
#include <RB_INC_LOCALE
#include <RB_INC_CODECVT
#include <RB_INC_STRING
#include <RB_INC_STRING_VIEW
// Numerics
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#include <RB_INC_CFLOAT
#include <RB_INC_CFENV
#include <RB_INC_CMATH
#include <RB_INC_NUMERIC
#include <RB_INC_RANDOM
// Chronography
#include <RB_INC_CTIME
#include <RB_INC_CHRONO
// Concurrency
#include <RB_INC_ATOMIC
#include <RB_INC_THREAD
#include <RB_INC_MUTEX
#include <RB_INC_SHARED_MUTEX
#include <RB_INC_CONDITION_VARIABLE
// Input/Output
#include <RB_INC_CSTDIO
#include <RB_INC_IOSFWD
#include <RB_INC_SSTREAM
#include <RB_INC_FSTREAM
#include <RB_INC_IOMANIP
// Other standard suites
#include <RB_INC_UTILITY
#include <RB_INC_FUNCTIONAL
#include <RB_INC_ALGORITHM
#include <RB_INC_FILESYSTEM
// Other
#include <RB_INC_X86INTRIN_H
// These are #defined in stdio.h. If the system includes it indirectly we have
// to undef those here or there will be trouble.
#undef stdin
#undef stdout
#undef stderr
// Historical macros from types.h
#undef major
#undef minor
//////////////////////////////////////////////////////////////////////////////>
//
// Pollution
//
// This section lists all of the items introduced outside of our namespace
// which may conflict with your project.
//
// Experimental std::string_view
#if !defined(__cpp_lib_string_view) && defined(__cpp_lib_experimental_string_view)
namespace std
{
using experimental::string_view;
}
#endif
// Experimental std::optional
#if !defined(__cpp_lib_optional) && defined(__cpp_lib_experimental_optional)
namespace std
{
using experimental::optional;
}
#endif
// Forward declare the existence of these in std:: to allow their immediate
// use throughout the project as a developer convenience. <iostream> is not
// included here because it generates naive initialization code in every unit,
// whereas we conduct it once for libircd in the right place.
namespace std
{
extern istream cin;
extern ostream cout;
extern ostream cerr;
}
///////////////////////////////////////////////////////////////////////////////
//
// libircd API
//
// Convenience short-hands for POD-types available in ircd::
namespace ircd
{
// 128-bit
using u128 = uint128_t;
using i128 = int128_t;
using f128 = long double;
// 64-bit
using u64 = uint64_t;
using i64 = int64_t;
using f64 = double;
// 32-bit
using u32 = uint32_t;
using i32 = int32_t;
using c32 = char32_t;
using f32 = float;
// 16-bit
using u16 = uint16_t;
using i16 = int16_t;
using c16 = char16_t;
#if defined(HAVE__FLOAT16)
#define HAVE_FP16
using f16 = _Float16;
#elif defined(HAVE___FP16)
#define HAVE_FP16
using f16 = __fp16;
#elif defined(__clang__)
#warning "Missing half-precision floating point support."
#endif
// 8-bit
using u8 = uint8_t;
using i8 = int8_t;
#ifdef HAVE_CHAR8_T
using c8 = char8_t;
#endif
#if defined(HAVE___FP8)
#define HAVE_FP8
using f8 = __fp8;
#endif
}
// Various standard library items imported into our namespace.
namespace ircd
{
using std::get;
using std::end;
using std::begin;
using std::nullptr_t;
using std::nothrow_t;
using std::const_pointer_cast;
using std::static_pointer_cast;
using std::dynamic_pointer_cast;
using std::chrono::hours;
using std::chrono::minutes;
using std::chrono::seconds;
using std::chrono::milliseconds;
using std::chrono::microseconds;
using std::chrono::nanoseconds;
using std::chrono::duration;
using std::chrono::duration_cast;
using std::chrono::system_clock;
using std::chrono::steady_clock;
using std::chrono::high_resolution_clock;
using std::chrono::time_point;
using namespace std::string_literals;
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using namespace std::chrono_literals;
using namespace std::literals::chrono_literals;
using std::string_literals::operator""s;
using std::chrono_literals::operator""s;
namespace ph = std::placeholders;
template<class... T> using ilist = std::initializer_list<T...>;
using std::error_code;
/// Simple gimmick to allow shorter declarations when both elements
/// of a pair are the same.
template<class A,
class B = A>
using pair = std::pair<A, B>;
}
#pragma GCC visibility pop // default