47 lines
1.8 KiB
CMake
47 lines
1.8 KiB
CMake
# Resolves pre-built SDL3 libraries based on PLATFORM and SDL_LINK_TYPE.
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# SDL must be pre-built once per platform via scripts/build_sdl_windows.ps1
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# or scripts/build_sdl_linux.sh before configuring this project.
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set(SDL_PREBUILT_DIR "${CMAKE_SOURCE_DIR}/prebuilt/${PLATFORM}")
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if(SDL_LINK_TYPE STREQUAL "static")
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set(SDL_SEARCH_DIR "${SDL_PREBUILT_DIR}/SDL3-static")
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else()
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set(SDL_SEARCH_DIR "${SDL_PREBUILT_DIR}/SDL3-dynamic")
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endif()
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message(STATUS "Looking for SDL3 in: ${SDL_SEARCH_DIR}")
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find_package(SDL3 REQUIRED CONFIG
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PATHS "${SDL_SEARCH_DIR}"
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NO_DEFAULT_PATH
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)
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if(SDL_LINK_TYPE STREQUAL "static")
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set(SDL_TARGET SDL3::SDL3-static)
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else()
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set(SDL_TARGET SDL3::SDL3)
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endif()
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message(STATUS "SDL_TARGET resolved to: ${SDL_TARGET}")
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# On Windows with dynamic linking, copy the DLL next to the executable
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if(SDL_LINK_TYPE STREQUAL "dynamic" AND WIN32)
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add_custom_target(copy_sdl_dll ALL
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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$<TARGET_FILE:SDL3::SDL3>
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"${CMAKE_BINARY_DIR}/game/$<TARGET_FILE_NAME:SDL3::SDL3>"
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COMMENT "Copying SDL3.dll to output directory"
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)
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endif()
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# On Linux with dynamic linking, embed the absolute path to the prebuilt lib
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# directory in the binary's RPATH. The prebuilt/linux directory is built
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# in-place on Linux by build_sdl_linux.sh and is never synced from Windows,
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# so the path is always valid on the remote machine.
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if(SDL_LINK_TYPE STREQUAL "dynamic" AND UNIX AND NOT APPLE)
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get_target_property(SDL3_SO_LOCATION SDL3::SDL3 LOCATION)
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get_filename_component(SDL3_LIB_DIR "${SDL3_SO_LOCATION}" DIRECTORY)
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message(STATUS "SDL3 runtime library directory: ${SDL3_LIB_DIR}")
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set(SDL_LINUX_RPATH "${SDL3_LIB_DIR}" CACHE INTERNAL "")
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endif() |