Add Eluna LUA Engine

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Eluna-Ports · Sep 16, 2024 · 8a8ef66 · 8a8ef66
1 parent 78918e1
commit 8a8ef66
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Showing 44 changed files with 1,468 additions and 8 deletions.
diff --git a/.gitmodules b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "src/server/game/LuaEngine"]
+	path = src/server/game/LuaEngine
+	url = https://github.com/ElunaLuaEngine/Eluna.git
+	branch = tc-retail
diff --git a/cmake/options.cmake b/cmake/options.cmake
@@ -34,6 +34,7 @@ foreach(SCRIPT_MODULE ${SCRIPT_MODULE_LIST})
 endforeach()
 
 option(TOOLS            "Build map/vmap/mmap extraction/assembler tools"              1)
+option(ELUNA            "Build Eluna Lua Engine"                                      1)
 option(USE_SCRIPTPCH    "Use precompiled headers when compiling scripts"              1)
 option(USE_COREPCH      "Use precompiled headers when compiling servers"              1)
 option(WITH_DYNAMIC_LINKING "Enable dynamic library linking."                         0)
@@ -47,7 +48,7 @@ if(WITH_DYNAMIC_LINKING OR WITH_DYNAMIC_LINKING_FORCED)
 else()
   set(BUILD_SHARED_LIBS OFF)
 endif()
-if(WITH_FILESYSTEM_WATCHER OR BUILD_SHARED_LIBS)
+if(WITH_FILESYSTEM_WATCHER OR BUILD_SHARED_LIBS OR ELUNA)
   set(BUILD_EFSW ON)
 endif()
 option(WITH_WARNINGS    "Show all warnings during compile"                            0)

diff --git a/cmake/showoptions.cmake b/cmake/showoptions.cmake
@@ -34,6 +34,15 @@ else()
   message("* Build with scripts     : No")
 endif()
 
+if(ELUNA)
+  message("* Build Eluna LuaEngine  : Yes (default)")
+  add_definitions(-DELUNA)
+  add_definitions(-DELUNA_TRINITY)
+  add_definitions(-DELUNA_EXPANSION=9)
+else()
+  message("* Build Eluna LuaEngine  : No")
+endif()
+
 if(TOOLS)
   message("* Build map/vmap tools   : Yes (default)")
 else()

diff --git a/dep/CMakeLists.txt b/dep/CMakeLists.txt
@@ -50,3 +50,7 @@ if(BUILD_TESTING)
     GIT_SHALLOW    1)
   FetchContent_MakeAvailable(Catch2)
 endif()
+
+if (ELUNA)
+  add_subdirectory(lualib)
+endif()
diff --git a/dep/lualib/CMakeLists.txt b/dep/lualib/CMakeLists.txt
@@ -0,0 +1,21 @@
+set(LUA_VERSION "lua52" CACHE STRING "Lua version to use")
+set_property(CACHE LUA_VERSION PROPERTY STRINGS luajit lua51 lua52 lua53 lua54)
+MESSAGE(STATUS "Lua version: ${LUA_VERSION}")
+
+# Avoid warning about DOWNLOAD_EXTRACT_TIMESTAMP in CMake 3.24:
+if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.24.0")
+  cmake_policy(SET CMP0135 NEW)
+endif()
+
+option(LUA_STATIC "link lua statically" OFF)
+if (LUA_STATIC)
+  MESSAGE(STATUS "Lua linking: static")
+else()
+  MESSAGE(STATUS "Lua linking: dynamic")
+endif()
+
+if (LUA_VERSION MATCHES "luajit")
+  add_subdirectory(luajit)
+else()
+  add_subdirectory(lua)
+endif()
diff --git a/dep/lualib/lua/CMakeLists.txt b/dep/lualib/lua/CMakeLists.txt
@@ -0,0 +1,151 @@
+# BSD-3-Clause
+# Copyright (c) 2022, Rochet2 <rochet2@post.com>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# * Redistributions of source code must retain the above copyright notice, this
+#   list of conditions and the following disclaimer.
+#
+# * Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+#
+# * Neither the name of the copyright holder nor the names of its
+#   contributors may be used to endorse or promote products derived from
+#   this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+project ( lua C )
+
+# LUA_VERSION must be one of lua51, lua52, lua53, lua54
+
+include(FetchContent)
+FetchContent_Declare(
+  lua51
+  URL      https://www.lua.org/ftp/lua-5.1.5.tar.gz
+  URL_HASH SHA256=2640fc56a795f29d28ef15e13c34a47e223960b0240e8cb0a82d9b0738695333
+)
+FetchContent_Declare(
+  lua52
+  URL      https://www.lua.org/ftp/lua-5.2.4.tar.gz
+  URL_HASH SHA256=b9e2e4aad6789b3b63a056d442f7b39f0ecfca3ae0f1fc0ae4e9614401b69f4b
+)
+FetchContent_Declare(
+  lua53
+  URL      https://www.lua.org/ftp/lua-5.3.6.tar.gz
+  URL_HASH SHA256=fc5fd69bb8736323f026672b1b7235da613d7177e72558893a0bdcd320466d60
+)
+FetchContent_Declare(
+  lua54
+  URL      https://www.lua.org/ftp/lua-5.4.4.tar.gz
+  URL_HASH SHA256=164c7849653b80ae67bec4b7473b884bf5cc8d2dca05653475ec2ed27b9ebf61
+)
+FetchContent_MakeAvailable(${LUA_VERSION})
+
+# Easen warnings
+string(REGEX REPLACE "( |^)/W[0-9]( |$)" "\\1/W2\\2" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+string(REGEX REPLACE "( |^)/W[0-9]( |$)" "\\1/W2\\2" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
+
+set(LUA_SOURCE_FOLDER "${${LUA_VERSION}_SOURCE_DIR}/src")
+
+file(GLOB LOCAL_SOURCES_H ${LUA_SOURCE_FOLDER}/*.h)
+file(GLOB LOCAL_SOURCES_C ${LUA_SOURCE_FOLDER}/*.c)
+# Compile lua as C++ so it uses exceptions instead of longjmp
+# Disabled for now as some libraries expect lua to be C
+# set_source_files_properties(${LOCAL_SOURCES_H} ${LOCAL_SOURCES_C} PROPERTIES LANGUAGE CXX )
+list(REMOVE_ITEM LOCAL_SOURCES_C ${LUA_SOURCE_FOLDER}/lua.c)
+list(REMOVE_ITEM LOCAL_SOURCES_C ${LUA_SOURCE_FOLDER}/luac.c)
+
+if (LUA_STATIC)
+  add_library(lualib STATIC ${LOCAL_SOURCES_H} ${LOCAL_SOURCES_C})
+  set_property(TARGET lualib PROPERTY POSITION_INDEPENDENT_CODE ON)
+else()
+  add_library(lualib SHARED ${LOCAL_SOURCES_H} ${LOCAL_SOURCES_C})
+  set_property(TARGET lualib PROPERTY POSITION_INDEPENDENT_CODE ON)
+endif()
+add_library(lualib_static STATIC ${LOCAL_SOURCES_H} ${LOCAL_SOURCES_C})
+set_target_properties(lualib PROPERTIES LINKER_LANGUAGE C)
+set_target_properties(lualib_static PROPERTIES LINKER_LANGUAGE C)
+target_include_directories(lualib PUBLIC "${LUA_SOURCE_FOLDER}" "${CMAKE_CURRENT_SOURCE_DIR}")
+target_include_directories(lualib_static PUBLIC "${LUA_SOURCE_FOLDER}" "${CMAKE_CURRENT_SOURCE_DIR}")
+if (WIN32)
+  set_target_properties(lualib PROPERTIES OUTPUT_NAME ${LUA_VERSION})
+  install(TARGETS lualib DESTINATION "${CMAKE_INSTALL_PREFIX}")
+  if (NOT LUA_STATIC)
+    install(FILES $<TARGET_PDB_FILE:lualib> DESTINATION "${CMAKE_INSTALL_PREFIX}" OPTIONAL)
+  endif()
+  # set_target_properties(lualib PROPERTIES PUBLIC_HEADER "${LOCAL_SOURCES_H};${CMAKE_CURRENT_SOURCE_DIR}/lua.hpp")
+  # install(TARGETS lualib PUBLIC_HEADER DESTINATION "${CMAKE_INSTALL_PREFIX}/include")
+  # set_target_properties(lualib_static PROPERTIES OUTPUT_NAME ${LUA_VERSION}_static)
+  # install(TARGETS lualib_static DESTINATION "${CMAKE_INSTALL_PREFIX}")
+else()
+  set_target_properties(lualib PROPERTIES PUBLIC_HEADER "${LOCAL_SOURCES_H};${CMAKE_CURRENT_SOURCE_DIR}/lua.hpp")
+  install(TARGETS lualib
+      DESTINATION "${CMAKE_INSTALL_PREFIX}/lib"
+      PUBLIC_HEADER DESTINATION "${CMAKE_INSTALL_PREFIX}/include"
+  )
+  install(TARGETS lualib_static DESTINATION "${CMAKE_INSTALL_PREFIX}/lib")
+endif()
+if (WIN32)
+  target_compile_definitions(lualib PRIVATE _CRT_SECURE_NO_WARNINGS)
+  target_compile_definitions(lualib_static PRIVATE _CRT_SECURE_NO_WARNINGS)
+  if (NOT LUA_STATIC)
+    target_compile_definitions(lualib PRIVATE LUA_BUILD_AS_DLL)
+  endif()
+elseif (APPLE)
+  target_compile_definitions(lualib PUBLIC LUA_USE_MACOSX)
+  target_compile_definitions(lualib_static PUBLIC LUA_USE_MACOSX)
+  target_compile_options(lualib PRIVATE -Wno-deprecated-declarations -Wno-empty-body)
+  target_compile_options(lualib_static PRIVATE -Wno-deprecated-declarations -Wno-empty-body)
+  target_link_libraries(lualib readline)
+  target_link_libraries(lualib_static readline)
+  # set_target_properties(lualib PROPERTIES COMPILE_FLAGS -undefined dynamic_lookup)
+  # set_target_properties(lualib_static PROPERTIES COMPILE_FLAGS -undefined dynamic_lookup)
+elseif (UNIX)
+  target_compile_definitions(lualib PUBLIC LUA_USE_LINUX)
+  target_link_libraries(lualib ${CMAKE_DL_LIBS} m readline)
+  target_compile_definitions(lualib_static PUBLIC LUA_USE_LINUX)
+  target_link_libraries(lualib_static ${CMAKE_DL_LIBS} m readline)
+  set_target_properties(lualib PROPERTIES OUTPUT_NAME ${LUA_VERSION})
+  set_target_properties(lualib_static PROPERTIES OUTPUT_NAME ${LUA_VERSION})
+endif()
+
+add_executable(lua_interpreter ${LUA_SOURCE_FOLDER}/lua.c)
+target_link_libraries(lua_interpreter lualib_static)
+target_compile_definitions(lua_interpreter PRIVATE _CRT_SECURE_NO_WARNINGS)
+set_target_properties(lua_interpreter PROPERTIES OUTPUT_NAME ${LUA_VERSION}_interpreter)
+if (WIN32)
+  install(TARGETS lua_interpreter DESTINATION "${CMAKE_INSTALL_PREFIX}")
+  install(FILES $<TARGET_PDB_FILE:lua_interpreter> DESTINATION "${CMAKE_INSTALL_PREFIX}" OPTIONAL)
+else()
+  install(TARGETS lua_interpreter DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
+endif()
+#install(TARGETS lualib
+#    DESTINATION "${CMAKE_INSTALL_PREFIX}"
+#    LIBRARY DESTINATION "${CMAKE_INSTALL_PREFIX}/lua/lib"
+#    RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}/lua/lib"
+#    ARCHIVE DESTINATION "${CMAKE_INSTALL_PREFIX}/lua/lib"
+#)
+
+add_executable(lua_compiler ${LUA_SOURCE_FOLDER}/luac.c)
+target_link_libraries(lua_compiler lualib_static)
+target_compile_definitions(lua_compiler PRIVATE _CRT_SECURE_NO_WARNINGS)
+set_target_properties(lua_compiler PROPERTIES OUTPUT_NAME ${LUA_VERSION}_compiler)
+if (WIN32)
+  install(TARGETS lua_compiler DESTINATION "${CMAKE_INSTALL_PREFIX}")
+  install(FILES $<TARGET_PDB_FILE:lua_compiler> DESTINATION "${CMAKE_INSTALL_PREFIX}" OPTIONAL)
+else()
+  install(TARGETS lua_compiler DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
+endif()
diff --git a/dep/lualib/lua/lua.hpp b/dep/lualib/lua/lua.hpp
@@ -0,0 +1,10 @@
+// Some lua sources include this file and some do not,
+// so here is the file to be used with all lua sources as some libraries expect it to exist.
+
+#pragma once
+
+extern "C" {
+#include "lua.h"
+#include "lualib.h"
+#include "lauxlib.h"
+}
diff --git a/dep/lualib/luajit/CMakeLists.txt b/dep/lualib/luajit/CMakeLists.txt
@@ -0,0 +1,155 @@
+# BSD-3-Clause
+# Copyright (c) 2022, Rochet2 <rochet2@post.com>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# * Redistributions of source code must retain the above copyright notice, this
+#   list of conditions and the following disclaimer.
+#
+# * Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+#
+# * Neither the name of the copyright holder nor the names of its
+#   contributors may be used to endorse or promote products derived from
+#   this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+project ( lua C )
+
+# Download source
+include(FetchContent)
+FetchContent_Declare(
+  luajit21
+  GIT_REPOSITORY https://github.com/LuaJIT/LuaJIT.git
+  GIT_TAG        a91d0d9d3bba1a936669cfac3244509a0f2ac0e3 # 2.1.0-beta3+ where mac builds without extra setup
+)
+FetchContent_MakeAvailable(luajit21)
+
+set(LUA_SRC_FOLDER "${luajit21_SOURCE_DIR}")
+set(LUA_BIN_FOLDER "${luajit21_BINARY_DIR}")
+# note that the / at the end means that we copy folder contents, not the folder itself
+file(COPY ${LUA_SRC_FOLDER}/ DESTINATION ${LUA_BIN_FOLDER})
+
+if (WIN32)
+  if (LUA_STATIC)
+    # build luajit static
+    add_custom_command(
+      OUTPUT ${LUA_BIN_FOLDER}/src/lua51.lib ${LUA_BIN_FOLDER}/src/luajit.exe
+      WORKING_DIRECTORY ${LUA_BIN_FOLDER}/src
+      COMMAND call msvcbuild.bat static
+    )
+
+    # add it as a library target
+    add_custom_target(luajit_target DEPENDS ${LUA_BIN_FOLDER}/src/lua51.lib)
+    add_library(lualib STATIC IMPORTED GLOBAL)
+    add_dependencies(lualib luajit_target)
+    set_target_properties(lualib
+    PROPERTIES
+    IMPORTED_LOCATION ${LUA_BIN_FOLDER}/src/lua51.lib
+    INTERFACE_INCLUDE_DIRECTORIES "${LUA_SRC_FOLDER}/src"
+    )
+
+    # install generated files
+    install(FILES ${LUA_BIN_FOLDER}/src/lua51.lib ${LUA_BIN_FOLDER}/src/luajit.exe DESTINATION "${CMAKE_INSTALL_PREFIX}")
+    install(DIRECTORY ${LUA_BIN_FOLDER}/src/jit DESTINATION "${CMAKE_INSTALL_PREFIX}/lua")
+  else()
+    # build luajit dll
+    add_custom_command(
+      OUTPUT ${LUA_BIN_FOLDER}/src/lua51.dll ${LUA_BIN_FOLDER}/src/lua51.lib ${LUA_BIN_FOLDER}/src/luajit.exe
+      WORKING_DIRECTORY ${LUA_BIN_FOLDER}/src
+      # COMMAND echo luajit built on platform $(Platform)
+      # COMMAND cd $(VSInstallDir)/VC
+      # COMMAND if \"$(Platform)\"==\"Win32\" echo \"luajit building $(Platform)\" & call $(VSInstallDir)/VC/vcvarsall.bat $(Platform) & call msvcbuild.bat
+      # COMMAND if \"$(Platform)\"==\"Win32\" echo \"luajit building 64bit\" & call $(VSInstallDir)/VC/vcvarsall.bat x64
+      # COMMAND if \"$(Platform)\"==\"Win64\" echo luajit building 64bit
+      # COMMAND if \"$(Platform)\"==\"Win64\" call $(VSInstallDir)/VC/vcvarsall.bat x64
+      # COMMAND cd ${LUA_BIN_FOLDER}/src
+      COMMAND call msvcbuild.bat
+      # COMMAND ${CMAKE_COMMAND} -E copy ${LUA_BIN_FOLDER}/src/lua51.dll ${CMAKE_BINARY_DIR}/$(ConfigurationName)/
+      # COMMAND ${CMAKE_COMMAND} -E copy ${LUA_BIN_FOLDER}/src/lua51.lib ${CMAKE_BINARY_DIR}/$(ConfigurationName)/
+      # COMMAND ${CMAKE_COMMAND} -E copy ${LUA_BIN_FOLDER}/src/luajit.exe ${CMAKE_BINARY_DIR}/$(ConfigurationName)/
+    )
+
+    # add it as a library target
+    add_custom_target(luajit_target DEPENDS ${LUA_BIN_FOLDER}/src/lua51.lib)
+    add_library(lualib SHARED IMPORTED GLOBAL)
+    add_dependencies(lualib luajit_target)
+    set_target_properties(lualib
+    PROPERTIES
+    IMPORTED_LOCATION ${LUA_BIN_FOLDER}/src/lua51.dll
+    IMPORTED_IMPLIB ${LUA_BIN_FOLDER}/src/lua51.lib
+    INTERFACE_INCLUDE_DIRECTORIES "${LUA_SRC_FOLDER}/src"
+    )
+
+    # install generated files
+    install(FILES ${LUA_BIN_FOLDER}/src/lua51.dll ${LUA_BIN_FOLDER}/src/lua51.lib ${LUA_BIN_FOLDER}/src/luajit.exe DESTINATION "${CMAKE_INSTALL_PREFIX}")
+    install(DIRECTORY ${LUA_BIN_FOLDER}/src/jit DESTINATION "${CMAKE_INSTALL_PREFIX}/lua")
+  endif()
+endif()
+
+if (UNIX OR APPLE)
+  #option(LUA_USR "Use /usr/local/ as lua library location" OFF)
+  #if (LUA_USR)
+  #  set(LUA_INSTALL_PATH "/usr/local")
+  #else()
+    set(LUA_INSTALL_PATH "${CMAKE_CURRENT_BINARY_DIR}/BIN")
+  #endif()
+
+  if (LUA_STATIC)
+    set(LUAJIT_LIB_PATH "${LUA_INSTALL_PATH}/lib/libluajit-5.1.a")
+  else()
+    if (APPLE)
+      set(LUAJIT_LIB_PATH "${LUA_INSTALL_PATH}/lib/libluajit-5.1.2.1.0.dylib")
+    elseif(UNIX)
+      set(LUAJIT_LIB_PATH "${LUA_INSTALL_PATH}/lib/libluajit-5.1.so.2.1.0")
+    endif()
+  endif()
+
+  # build luajit
+  # if (LUA_USR)
+  #   add_custom_command(
+  #     OUTPUT ${LUAJIT_LIB_PATH}
+  #     COMMAND $(MAKE) -C ${LUA_BIN_FOLDER}
+  #     COMMAND $(MAKE) -C ${LUA_BIN_FOLDER} install
+  #   )
+  # else ()
+    add_custom_command(
+      OUTPUT ${LUAJIT_LIB_PATH}
+      # COMMAND $(MAKE) -C ${LUA_BIN_FOLDER} PREFIX=${LUA_INSTALL_PATH}
+      COMMAND $(MAKE) -C ${LUA_BIN_FOLDER} install PREFIX=${LUA_INSTALL_PATH}
+    )
+  # endif()
+  add_custom_target(luajit_target DEPENDS ${LUAJIT_LIB_PATH})
+
+  # add it as a library target
+  if (LUA_STATIC)
+      add_library(lualib STATIC IMPORTED GLOBAL)
+      # on static build the libraries are not a part of the luajit archive
+      target_link_libraries(lualib INTERFACE ${CMAKE_DL_LIBS})
+  else()
+      add_library(lualib SHARED IMPORTED GLOBAL)
+  endif()
+  add_dependencies(lualib luajit_target)
+  set_target_properties(lualib
+  PROPERTIES
+  # IMPORTED_LOCATION ${LUAJIT_LIB_PATH} # cmake bullshit. spent days figuring this and turns out set_target_properties does squat shit while set_property works fine.
+  INTERFACE_INCLUDE_DIRECTORIES "${LUA_SRC_FOLDER}/src"
+  )
+  set_property(TARGET lualib PROPERTY IMPORTED_LOCATION ${LUAJIT_LIB_PATH})
+
+  # install generated files
+  install(DIRECTORY ${LUA_INSTALL_PATH}/ DESTINATION ${CMAKE_INSTALL_PREFIX})
+endif()