// Globals.h
// This file gets included from every module in the project, so that global symbols may be introduced easily
// Also used for precompiled header generation in MSVC environments
// Compiler-dependent stuff:
#if defined(_MSC_VER)
// MSVC produces warning C4481 on the override keyword usage, so disable the warning altogether
#pragma warning(disable : 4481)
// Disable some warnings that we don't care about:
#pragma warning(disable : 4100)
#elif defined(__GNUC__)
// TODO: Can GCC explicitly mark classes as abstract (no instances can be created)?
#define abstract
#else
#error "You are using an unsupported compiler, you might need to #define some stuff here for your compiler"
#endif
#ifndef TOLUA_TEMPLATE_BIND
#define TOLUA_TEMPLATE_BIND(x)
#endif
// Integral types with predefined sizes:
typedef long long Int64;
typedef int Int32;
typedef short Int16;
typedef unsigned long long UInt64;
typedef unsigned int UInt32;
typedef unsigned short UInt16;
typedef unsigned char Byte;
// A macro to disallow the copy constructor and operator= functions
// This should be used in the private: declarations for any class that shouldn't allow copying itself
#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
TypeName(const TypeName &); \
void operator=(const TypeName &)
// A macro that is used to mark unused function parameters, to avoid pedantic warnings in gcc
#define UNUSED(X) (void) (X)
// OS-dependent stuff:
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
// Windows SDK defines min and max macros, messing up with our std::min and std::max usage
#undef min
#undef max
// Windows SDK defines GetFreeSpace as a constant, probably a Win16 API remnant
#ifdef GetFreeSpace
#undef GetFreeSpace
#endif // GetFreeSpace
#define SocketError WSAGetLastError()
#else
#include <sys/types.h>
#include <sys/stat.h> // for mkdir
#include <sys/time.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <dirent.h>
#include <iostream>
#include <unistd.h>
#include <cstring>
#include <pthread.h>
#include <semaphore.h>
#include <cerrno>
#include <fcntl.h>
typedef int SOCKET;
enum
{
INVALID_SOCKET = -1,
};
#define closesocket close
#define SocketError errno
#endif
// CRT stuff:
#include <cassert>
#include <cstdio>
#include <cmath>
#include <cstdarg>
#include <ctime>
#include <cstddef>
// STL stuff:
#include <vector>
#include <list>
#include <deque>
#include <string>
#include <map>
#include <algorithm>
#include <memory>
#include <atomic>
#include <mutex>
#include <thread>
#include <condition_variable>
// Common headers (without macros):
#include "fmt.h"
#include "StringUtils.h"
// Common definitions:
/** Evaluates to the number of elements in an array (compile-time!) */
#define ARRAYCOUNT(X) (sizeof(X) / sizeof(*(X)))
/** Allows arithmetic expressions like "32 KiB" (but consider using parenthesis around it, "(32 KiB)") */
#define KiB *1024
#define MiB *1024 * 1024
/** Faster than (int)floorf((float)x / (float)div) */
#define FAST_FLOOR_DIV(x, div) ((x) < 0 ? (((int) x / div) - 1) : ((int) x / div))
/** Own version of assert() that writes failed assertions to the log for review */
#ifdef NDEBUG
#define ASSERT(x) ((void) 0)
#else
#define ASSERT assert
#endif
// Pretty much the same as ASSERT() but stays in Release builds
#define VERIFY(x) (!!(x) || (LOGERROR("Verification failed: %s, file %s, line %i", #x, __FILE__, __LINE__), exit(1), 0))
/** Clamp X to the specified range. */
template <typename T> T Clamp(T a_Value, T a_Min, T a_Max)
{
return (a_Value < a_Min) ? a_Min : ((a_Value > a_Max) ? a_Max : a_Value);
}
template <typename T> auto ToUnsigned(T a_Val)
{
ASSERT(a_Val >= 0);
return static_cast<std::make_unsigned_t<T>>(a_Val);
}
