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