Some project structure fixes

.gitattributes

@@ -1,10 +1,17 @@
-# Default: normalize all text files to LF
+# Default: normalize text files to LF on commit
 * text=auto eol=lf
 
-# Windows-only scripts: keep CRLF on Windows checkouts
-*.ps1 text eol=crlf
-*.bat text eol=crlf
-*.cmd text eol=crlf
+# Explicitly mark binary files so Git never touches their line endings
+*.so      binary
+*.so.*    binary
+*.a       binary
+*.dll     binary
+*.lib     binary
+*.exe     binary
+*.dylib   binary
 
-# Explicitly force LF for shell scripts regardless of platform
-*.sh text eol=lf
+# Scripts
+*.sh      text eol=lf
+*.ps1     text eol=crlf
+*.bat     text eol=crlf
+*.cmd     text eol=crlf

CMakeLists.txt

@@ -1,9 +1,6 @@
 cmake_minimum_required(VERSION 3.18)
 project(GameEngine VERSION 0.1.0 LANGUAGES C CXX)
 
-set(CMAKE_CXX_STANDARD 23)
-set(CMAKE_CXX_STANDARD_REQUIRED ON)
-
 # --- Validate preset variables ---
 if(NOT DEFINED SDL_LINK_TYPE OR NOT SDL_LINK_TYPE MATCHES "^(static|dynamic)$")
     message(FATAL_ERROR "SDL_LINK_TYPE must be 'static' or 'dynamic'. Use a CMake preset.")
@@ -19,11 +16,14 @@ message(STATUS "Build config: PLATFORM=${PLATFORM}, SDL_LINK_TYPE=${SDL_LINK_TYP
 include(cmake/SDLSetup.cmake)
 #include(cmake/SDLMixerSetup.cmake)
 
-# --- Apply Linux dynamic RPATH globally so all targets can find shared libs
-# at runtime. SDL_LINUX_RPATH is appended to by each Setup module.
+# --- On Linux with dynamic linking, set an $ORIGIN-relative RPATH so the
+# binary can find shared libs next to itself without needing LD_LIBRARY_PATH.
+# SDL_LINUX_RPATH is still used at build time so the dev build works in-place.
 if(DEFINED SDL_LINUX_RPATH)
     message(STATUS "Setting CMAKE_BUILD_RPATH to: ${SDL_LINUX_RPATH}")
     set(CMAKE_BUILD_RPATH "${SDL_LINUX_RPATH}")
+    set(CMAKE_INSTALL_RPATH "$ORIGIN")
+    set(CMAKE_INSTALL_RPATH_USE_LINK_PATH OFF)
 endif()
 
 # --- Subdirectories ---

cmake/SDLSetup.cmake

@@ -28,16 +28,6 @@ endif()
 
 message(STATUS "SDL_TARGET resolved to: ${SDL_TARGET}")
 
-# On Windows with dynamic linking, copy the DLL next to the executable
-if(SDL_LINK_TYPE STREQUAL "dynamic" AND WIN32)
-    add_custom_target(copy_sdl_dll ALL
-        COMMAND ${CMAKE_COMMAND} -E copy_if_different
-            $<TARGET_FILE:SDL3::SDL3>
-            "${CMAKE_BINARY_DIR}/game/$<TARGET_FILE_NAME:SDL3::SDL3>"
-        COMMENT "Copying SDL3.dll to output directory"
-    )
-endif()
-
 # On Linux with dynamic linking, embed the absolute path to the prebuilt lib
 # directory in the binary's RPATH. prebuilt/linux is built in-place on the
 # Linux remote so this path is always valid there.

engine/CMakeLists.txt

@@ -2,6 +2,8 @@ add_library(engine STATIC
     src/Engine.cpp
 )
 
+target_compile_features(engine PUBLIC cxx_std_23)
+
 target_include_directories(engine
     PUBLIC  ${CMAKE_CURRENT_SOURCE_DIR}/include
     PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src

game/CMakeLists.txt

@@ -2,8 +2,21 @@ add_executable(game
     "src/main.cpp"
 )
 
+target_compile_features(game PRIVATE cxx_std_23)
+
 target_link_libraries(game PRIVATE engine)
 
+# On Windows with dynamic linking, copy SDL3.dll next to the game executable.
+# $<TARGET_FILE_DIR:game> always resolves correctly regardless of build layout.
+if(WIN32 AND SDL_LINK_TYPE STREQUAL "dynamic")
+    add_custom_command(TARGET game POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E copy_if_different
+            $<TARGET_FILE:SDL3::SDL3>
+            $<TARGET_FILE_DIR:game>
+        COMMENT "Copying SDL3.dll to game output directory"
+    )
+endif()
+
 # On Windows, use the WINDOWS subsystem (no console) for release only
 if(WIN32)
     if(CMAKE_BUILD_TYPE STREQUAL "Release")

game/src/__main.cpp

@@ -1,13 +0,0 @@
-#include "Engine.h"
-#include <SDL3/SDL_main.h>
-
-int main(int argc, char* argv[])
-{
-    Engine engine;
-
-    if (!engine.Init())
-        return 1;
-
-    engine.Shutdown();
-    return 0;
-}