387 lines
9.9 KiB
C++
387 lines
9.9 KiB
C++
#pragma once
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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) // Unreferenced formal parameter
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// Useful warnings from warning level 4:
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#pragma warning(3 : 4127) // Conditional expression is constant
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#pragma warning(3 : 4189) // Local variable is initialized but not referenced
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#pragma warning(3 : 4245) // Conversion from 'type1' to 'type2', signed/unsigned mismatch
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#pragma warning(3 : 4310) // Cast truncates constant value
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#pragma warning(3 : 4389) // Signed/unsigned mismatch
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#pragma warning(3 : 4505) // Unreferenced local function has been removed
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#pragma warning(3 : 4701) // Potentially unitialized local variable used
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#pragma warning(3 : 4702) // Unreachable code
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#pragma warning(3 : 4706) // Assignment within conditional expression
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// Disabling this warning, because we know what we're doing when we're doing this:
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#pragma warning(disable: 4355) // 'this' used in initializer list
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// Disabled because it's useless:
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#pragma warning(disable: 4512) // 'class': assignment operator could not be generated - reported for each class that has a reference-type member
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// 2014_01_06 xoft: Disabled this warning because MSVC is stupid and reports it in obviously wrong places
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// #pragma warning(3 : 4244) // Conversion from 'type1' to 'type2', possible loss of data
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#define OBSOLETE __declspec(deprecated)
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// No alignment needed in MSVC
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#define ALIGN_8
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#define ALIGN_16
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#define FORMATSTRING(formatIndex, va_argsIndex)
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// MSVC has its own custom version of zu format
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#define SIZE_T_FMT "%Iu"
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#define SIZE_T_FMT_PRECISION(x) "%" #x "Iu"
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#define SIZE_T_FMT_HEX "%Ix"
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#define NORETURN __declspec(noreturn)
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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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// override is part of c++11
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#if __cplusplus < 201103L
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#define override
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#endif
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#define OBSOLETE __attribute__((deprecated))
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#define ALIGN_8 __attribute__((aligned(8)))
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#define ALIGN_16 __attribute__((aligned(16)))
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// Some portability macros :)
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#define stricmp strcasecmp
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#define FORMATSTRING(formatIndex, va_argsIndex) __attribute__((format (printf, formatIndex, va_argsIndex)))
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#if defined(_WIN32)
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// We're compiling on MinGW, which uses an old MSVCRT library that has no support for size_t printfing.
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// We need direct size formats:
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#if defined(_WIN64)
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#define SIZE_T_FMT "%I64u"
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#define SIZE_T_FMT_PRECISION(x) "%" #x "I64u"
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#define SIZE_T_FMT_HEX "%I64x"
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#else
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#define SIZE_T_FMT "%u"
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#define SIZE_T_FMT_PRECISION(x) "%" #x "u"
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#define SIZE_T_FMT_HEX "%x"
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#endif
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#else
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// We're compiling on Linux, so we can use libc's size_t printf format:
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#define SIZE_T_FMT "%zu"
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#define SIZE_T_FMT_PRECISION(x) "%" #x "zu"
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#define SIZE_T_FMT_HEX "%zx"
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#endif
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#define NORETURN __attribute((__noreturn__))
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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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/*
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// Copy and uncomment this into another #elif section based on your compiler identification
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// Explicitly mark classes as abstract (no instances can be created)
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#define abstract
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// Mark virtual methods as overriding (forcing them to have a virtual function of the same signature in the base class)
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#define override
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// Mark functions as obsolete, so that their usage results in a compile-time warning
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#define OBSOLETE
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// Mark types / variables for alignment. Do the platforms need it?
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#define ALIGN_8
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#define ALIGN_16
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*/
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#endif
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#ifdef _DEBUG
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#define NORETURNDEBUG NORETURN
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#else
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#define NORETURNDEBUG
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#endif
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#include <stddef.h>
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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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// If you get an error about specialization check the size of integral types
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template <typename T, size_t Size, bool x = sizeof(T) == Size>
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class SizeChecker;
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template <typename T, size_t Size>
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class SizeChecker<T, Size, true>
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{
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T v;
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};
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template class SizeChecker<Int64, 8>;
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template class SizeChecker<Int32, 4>;
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template class SizeChecker<Int16, 2>;
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template class SizeChecker<UInt64, 8>;
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template class SizeChecker<UInt32, 4>;
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template class SizeChecker<UInt16, 2>;
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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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#define _WIN32_WINNT 0x501 // We want to target WinXP and higher
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#include <Windows.h>
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#include <winsock2.h>
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#include <Ws2tcpip.h> // IPv6 stuff
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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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#else
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#include <sys/types.h>
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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 <time.h>
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#include <dirent.h>
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#include <errno.h>
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#include <iostream>
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#include <cstdio>
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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 <errno.h>
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#include <fcntl.h>
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#endif
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#if defined(ANDROID_NDK)
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#define FILE_IO_PREFIX "/sdcard/mcserver/"
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#else
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#define FILE_IO_PREFIX ""
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#endif
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// CRT stuff:
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#include <sys/stat.h>
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#include <assert.h>
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#include <stdio.h>
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#include <math.h>
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#include <stdarg.h>
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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 <set>
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#include <queue>
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#include <limits>
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#ifndef TEST_GLOBALS
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// Common headers (part 1, without macros):
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#include "StringUtils.h"
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#include "OSSupport/Sleep.h"
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#include "OSSupport/CriticalSection.h"
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#include "OSSupport/Semaphore.h"
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#include "OSSupport/Event.h"
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#include "OSSupport/Thread.h"
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#include "OSSupport/File.h"
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#include "Logger.h"
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#else
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// Logging functions
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void inline LOGERROR(const char* a_Format, ...) FORMATSTRING(1, 2);
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void inline LOGERROR(const char* a_Format, ...)
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{
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va_list argList;
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va_start(argList, a_Format);
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vprintf(a_Format, argList);
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va_end(argList);
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}
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#endif
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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) - (((x) < 0) ? ((div) - 1) : 0)) / (div))
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// Own version of assert() that writes failed assertions to the log for review
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#ifdef TEST_GLOBALS
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class cAssertFailure
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{
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};
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#ifdef _WIN32
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#if (defined(_MSC_VER) && defined(_DEBUG))
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#define DBG_BREAK _CrtDbgBreak()
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#else
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#define DBG_BREAK
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#endif
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#define REPORT_ERROR(FMT, ...) \
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{ \
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AString msg = Printf(FMT, __VA_ARGS__); \
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puts(msg.c_str()); \
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fflush(stdout); \
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OutputDebugStringA(msg.c_str()); \
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DBG_BREAK; \
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}
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#else
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#define REPORT_ERROR(FMT, ...) \
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{ \
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AString msg = Printf(FMT, __VA_ARGS__); \
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puts(msg.c_str()); \
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fflush(stdout); \
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}
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#endif
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#define ASSERT(x) do { if (!(x)) { throw cAssertFailure();} } while (0)
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#define testassert(x) do { if (!(x)) { REPORT_ERROR("Test failure: %s, file %s, line %d\n", #x, __FILE__, __LINE__); exit(1); } } while (0)
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#define CheckAsserts(x) do { try {x} catch (cAssertFailure) { break; } REPORT_ERROR("Test failure: assert didn't fire for %s, file %s, line %d\n", #x, __FILE__, __LINE__); exit(1); } while (0)
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#else
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#ifdef _DEBUG
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#define ASSERT( x) ( !!(x) || ( LOGERROR("Assertion failed: %s, file %s, line %i", #x, __FILE__, __LINE__), assert(0), 0))
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#else
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#define ASSERT(x) ((void)(x))
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#endif
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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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// Same as assert but in all Self test builds
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#ifdef SELF_TEST
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#define assert_test(x) ( !!(x) || (assert(!#x), exit(1), 0))
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#endif
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// Allow both Older versions of MSVC and newer versions of everything use a shared_ptr:
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// Note that we cannot typedef, because C++ doesn't allow (partial) templates to be typedeffed.
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#if (defined(_MSC_VER) && (_MSC_VER < 1600))
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// MSVC before 2010 doesn't have std::shared_ptr, but has std::tr1::shared_ptr, defined in <memory> included earlier
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#define SharedPtr std::tr1::shared_ptr
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#elif (defined(_MSC_VER) || (__cplusplus >= 201103L))
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// C++11 has std::shared_ptr in <memory>, included earlier
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#define SharedPtr std::shared_ptr
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#else
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// C++03 has std::tr1::shared_ptr in <tr1/memory>
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#include <tr1/memory>
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#define SharedPtr std::tr1::shared_ptr
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#endif
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/** A generic interface used mainly in ForEach() functions */
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template <typename Type> class cItemCallback
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{
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public:
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virtual ~cItemCallback() {}
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/** Called for each item in the internal list; return true to stop the loop, or false to continue enumerating */
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virtual bool Item(Type * a_Type) = 0;
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} ;
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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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#ifndef TOLUA_TEMPLATE_BIND
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#define TOLUA_TEMPLATE_BIND(x)
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#endif
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// Common headers (part 2, with macros):
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#include "ChunkDef.h"
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#include "BiomeDef.h"
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#include "BlockID.h"
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#include "BlockInfo.h"
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