CMakeLists for cmake build variant

CMakeLists.txt

@@ -0,0 +1,58 @@
+# this is the build file for project 
+# it is autogenerated by the xmake build system.
+# do not edit by hand.
+
+# project
+cmake_minimum_required(VERSION 3.15.0)
+cmake_policy(SET CMP0091 NEW)
+project(game LANGUAGES CXX)
+
+# target
+add_executable(game "")
+set_target_properties(game PROPERTIES OUTPUT_NAME "game")
+set_target_properties(game PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/build/linux/x86_64/release")
+target_include_directories(game PRIVATE
+    include
+)
+target_compile_options(game PRIVATE
+    $<$<COMPILE_LANGUAGE:C>:-m64>
+    $<$<COMPILE_LANGUAGE:CXX>:-m64>
+    $<$<COMPILE_LANGUAGE:C>:-DNDEBUG>
+    $<$<COMPILE_LANGUAGE:CXX>:-DNDEBUG>
+)
+if(MSVC)
+    target_compile_options(game PRIVATE -W4)
+else()
+    target_compile_options(game PRIVATE -Wall -Wextra)
+endif()
+set_target_properties(game PROPERTIES CXX_EXTENSIONS OFF)
+target_compile_features(game PRIVATE cxx_std_20)
+if(MSVC)
+    target_compile_options(game PRIVATE $<$<CONFIG:Release>:-Ox -fp:fast>)
+else()
+    target_compile_options(game PRIVATE -O3)
+endif()
+if(MSVC)
+else()
+    target_compile_options(game PRIVATE -fvisibility=hidden)
+endif()
+if(MSVC)
+    set_property(TARGET game PROPERTY
+        MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+endif()
+target_link_libraries(game PRIVATE
+    X11
+    xcb
+    Xau
+)
+target_link_options(game PRIVATE
+    -m64
+)
+target_sources(game PRIVATE
+    src/Engine.cpp
+    src/Game.cpp
+    src/Canvas.cpp
+    src/Snake.cpp
+    src/Text.cpp
+)
+