tdlight/tdutils/td/utils/common.h
levlam cffa49cf4e fix td::min.
GitOrigin-RevId: 237cf4f2d6e068c344c1ff4d6d410ce07ae5f6c3
2018-02-12 14:19:47 +03:00

127 lines
2.4 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/config.h"
#include "td/utils/port/platform.h"
// clang-format off
#if TD_WINDOWS
#ifndef NTDDI_VERSION
#define NTDDI_VERSION 0x06020000
#endif
#ifndef WINVER
#define WINVER 0x0602
#endif
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0602
#endif
#ifndef NOMINMAX
#define NOMINMAX
#endif
#ifndef UNICODE
#define UNICODE
#endif
#ifndef _UNICODE
#define _UNICODE
#endif
#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS
#endif
#include <Winsock2.h>
#include <ws2tcpip.h>
#include <Mswsock.h>
#include <Windows.h>
#undef ERROR
#endif
// clang-format on
#include "td/utils/int_types.h"
#include <memory>
#include <string>
#include <utility>
#include <vector>
#define TD_DEBUG
#define TD_DEFINE_STR_IMPL(x) #x
#define TD_DEFINE_STR(x) TD_DEFINE_STR_IMPL(x)
#define TD_CONCAT_IMPL(x, y) x##y
#define TD_CONCAT(x, y) TD_CONCAT_IMPL(x, y)
// clang-format off
#if TD_WINDOWS
#define TD_DIR_SLASH '\\'
#else
#define TD_DIR_SLASH '/'
#endif
// clang-format on
namespace td {
inline bool likely(bool x) {
#if TD_CLANG || TD_GCC || TD_INTEL
return __builtin_expect(x, 1);
#else
return x;
#endif
}
inline bool unlikely(bool x) {
#if TD_CLANG || TD_GCC || TD_INTEL
return __builtin_expect(x, 0);
#else
return x;
#endif
}
// replace std::max and std::min to not have to include <algorithm> everywhere
// as a side bonus, accept parameters by value, so constexpr variables aren't required to be instantiated
template <class T>
T max(T a, T b) {
return a < b ? b : a;
}
template <class T>
T min(T a, T b) {
return a < b ? a : b;
}
using string = std::string;
template <class ValueT>
using vector = std::vector<ValueT>;
template <class ValueT>
using unique_ptr = std::unique_ptr<ValueT>;
using std::make_unique;
struct Unit {};
struct Auto {
template <class ToT>
operator ToT() const {
return ToT();
}
};
template <class ToT, class FromT>
ToT &as(FromT *from) {
return *reinterpret_cast<ToT *>(from);
}
template <class ToT, class FromT>
const ToT &as(const FromT *from) {
return *reinterpret_cast<const ToT *>(from);
}
} // namespace td