CMake support

.gitignore

@@ -28,6 +28,17 @@ ipch/
 *.ilk
 *.exp
 
+# ===========================================
+# CLion files
+# ===========================================
+.idea
+
+# ===========================================
+# CMake
+# ===========================================
+cmake-build-debug
+cmake-build-release
+
 # ===========================================
 # Archives & packaged binaries
 # ===========================================

CMakeLists.txt

@@ -0,0 +1,68 @@
+cmake_minimum_required(VERSION 3.10)
+project("LCEMP")
+
+set(CMAKE_CXX_STANDARD 11)
+add_subdirectory(Vendor)
+
+if(NOT WIN32)
+    message(FATAL_ERROR "Windows is currently the only supported OS")
+endif()
+
+# Fix linking errors with other libs compiled with an older CRT
+set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+
+include("${CMAKE_CURRENT_SOURCE_DIR}/cmake/Sources.cmake")
+
+list(TRANSFORM MINECRAFT_WORLD_SOURCES PREPEND "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.World/")
+list(TRANSFORM MINECRAFT_CLIENT_SOURCES PREPEND "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/")
+
+add_library(MinecraftWorld STATIC ${MINECRAFT_WORLD_SOURCES})
+add_executable(MinecraftClient WIN32 ${MINECRAFT_CLIENT_SOURCES})
+
+if(MSVC)
+    # /MT and /MTd options set the CRT version to multi-threaded static mode
+    # which is what the 4J libs were compiled with
+    target_compile_options(MinecraftWorld PRIVATE /W3 /MP $<$<CONFIG:Debug>:/MTd> $<$<NOT:$<CONFIG:Debug>>:/MT> /EHsc)
+    target_compile_options(MinecraftClient PRIVATE /W3 /MP $<$<CONFIG:Debug>:/MTd> $<$<NOT:$<CONFIG:Debug>>:/MT> /EHsc)
+endif()
+
+target_compile_definitions(MinecraftWorld PRIVATE
+        $<$<CONFIG:Debug>:_LARGE_WORLDS;_DEBUG_MENUS_ENABLED;_DEBUG;_LIB;_CRT_NON_CONFORMING_SWPRINTFS;_CRT_SECURE_NO_WARNINGS;_WINDOWS64>
+        $<$<NOT:$<CONFIG:Debug>>:_LARGE_WORLDS;_DEBUG_MENUS_ENABLED;_LIB;_CRT_NON_CONFORMING_SWPRINTFS;_CRT_SECURE_NO_WARNINGS;_WINDOWS64>
+)
+
+target_compile_definitions(MinecraftClient PRIVATE
+        $<$<CONFIG:Debug>:_LARGE_WORLDS;_DEBUG_MENUS_ENABLED;_DEBUG;_CRT_NON_CONFORMING_SWPRINTFS;_CRT_SECURE_NO_WARNINGS;_WINDOWS64>
+        $<$<NOT:$<CONFIG:Debug>>:_LARGE_WORLDS;_DEBUG_MENUS_ENABLED;_CRT_NON_CONFORMING_SWPRINTFS;_CRT_SECURE_NO_WARNINGS;_WINDOWS64>
+)
+
+target_include_directories(MinecraftWorld PUBLIC
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.World"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.World/x64headers"
+)
+
+target_include_directories(MinecraftClient PRIVATE
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/Iggy/include"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Xbox/Sentient/Include"
+)
+
+target_link_libraries(MinecraftClient PRIVATE
+        MinecraftWorld
+        d3d11
+        XInput9_1_0
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/Iggy/lib/iggy_w64.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/Miles/lib/mss64.lib"
+        $<$<CONFIG:Debug>:
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Input_d.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Storage_d.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Profile_d.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Render_PC_d.lib"
+        >
+        $<$<NOT:$<CONFIG:Debug>>:
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Input_r.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Storage_r.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Profile_r.lib"
+        "${CMAKE_CURRENT_SOURCE_DIR}/Minecraft.Client/Windows64/4JLibs/libs/4J_Render_PC.lib"
+        >
+)

Minecraft.Client/crt_compat.cpp

@@ -0,0 +1,28 @@
+// CRT compatibility shim for linking VS2012-era libraries with VS2022
+// Provides symbols removed in the Universal CRT (VS2015+)
+
+#include <cstdio>
+#include <cstring>
+
+// __iob_func was removed in VS2015. Old code (e.g. libpng) references it.
+// Provide a shim that returns the stdio file pointers.
+extern "C" FILE* __iob_func(void)
+{
+    // The old __iob_func returned an array of {stdin, stdout, stderr}.
+    // In the Universal CRT, these are functions, not a contiguous array.
+    // We return a static array mimicking the old layout.
+    static FILE iob[3];
+    iob[0] = *stdin;
+    iob[1] = *stdout;
+    iob[2] = *stderr;
+    return iob;
+}
+
+// std::_Winerror_map was an internal MSVC runtime function used by
+// std::system_category::message(). Old .lib files compiled with VS2012
+// may reference it. Provide a minimal stub.
+namespace std {
+    const char* _Winerror_map(int) {
+        return "";
+    }
+}

Minecraft.World/Hasher.cpp

@@ -1,5 +1,6 @@
 #include "stdafx.h"
 #include <xhash>
+#include <functional>
 
 #include "Hasher.h"
 
@@ -19,7 +20,7 @@ wstring Hasher::getHash(wstring &name)
 		//return new BigInteger(1, m.digest()).toString(16);
 
 		// TODO 4J Stu - Will this hash us with the same distribution as the MD5?
-		return _toString( hash_value( s ) );
+		return _toString( std::hash<wstring>{}( s ) );
 	//}
 	//catch (NoSuchAlgorithmException e)
 	//{

Minecraft.World/I18n.cpp

@@ -3,14 +3,15 @@
 #include "I18n.h"
 
 Language *I18n::lang = Language::getInstance();
-wstring I18n::get(const wstring& id, ...)
-{
+wstring I18n::get(const wstring& id, ...) {
 #ifdef __PSVITA__		// 4J - vita doesn't like having a reference type as the last parameter passed to va_start - we shouldn't need this method anyway
 	return L"";
+#elif _MSC_VER >= 1930	// VS2022+ also disallows va_start with reference types
+	return id;
 #else
 	va_list va;
 	va_start(va, id);
-    return I18n::get(id, va);
+	return I18n::get(id, va);
 #endif
 }
 

Minecraft.World/Language.cpp

@@ -24,6 +24,8 @@ wstring Language::getElement(const wstring& elementId, ...)
 {
 #ifdef __PSVITA__		// 4J - vita doesn't like having a reference type as the last parameter passed to va_start - we shouldn't need this method anyway
 	return L"";
+#elif _MSC_VER >= 1930	// VS2022+ also disallows va_start with reference types
+	return elementId;
 #else
 	va_list args;
 	va_start(args, elementId);

Minecraft.World/Player.cpp

@@ -2561,7 +2561,7 @@ int Player::hash_fnct(const shared_ptr<Player> k)
 #ifdef __PS3__
 	return (int)boost::hash_value( k->name ); // 4J Stu - Names are completely unique?
 #else
-	return (int)std::hash_value( k->name ); // 4J Stu - Names are completely unique?
+	return (int)std::hash<wstring>{}( k->name ); // 4J Stu - Names are completely unique?
 #endif //__PS3__
 }