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# Make sure this file is included only once
get_filename_component(CMAKE_CURRENT_LIST_FILENAME ${CMAKE_CURRENT_LIST_FILE} NAME_WE)
if(${CMAKE_CURRENT_LIST_FILENAME}_FILE_INCLUDED)
return()
endif()
set(${CMAKE_CURRENT_LIST_FILENAME}_FILE_INCLUDED 1)
set(proj Lua)
set(lua_TARGET_VERSION 5.1.5)
set(lua_DOWNLOAD_SOURCE_HASH "2e115fe26e435e33b0d5c022e4490567")
# follow the standard EP_PREFIX locations
set(lua_binary_dir ${CMAKE_CURRENT_BINARY_DIR}/${proj}-prefix/src/${proj}-build)
set(lua_source_dir ${CMAKE_CURRENT_BINARY_DIR}/${proj}-prefix/src/${proj})
set(lua_install_dir ${CMAKE_CURRENT_BINARY_DIR}/${proj})
sitkSourceDownload(lua_URL "lua-${lua_TARGET_VERSION}.tar.gz" ${lua_DOWNLOAD_SOURCE_HASH})
file(WRITE "${lua_binary_dir}/CMakeCacheInit.txt" "${ep_common_cache}" )
set(lua_PATCH_COMMAND ${CMAKE_COMMAND} -E copy_if_different
${CMAKE_CURRENT_SOURCE_DIR}/lua.cmake
${lua_source_dir}/CMakeLists.txt
)
ExternalProject_Add(Lua
URL "${lua_URL}"
URL_MD5 "${lua_DOWNLOAD_SOURCE_HASH}"
PATCH_COMMAND ${lua_PATCH_COMMAND}
CMAKE_GENERATOR ${gen}
CMAKE_ARGS
--no-warn-unused-cli
-C "${lua_binary_dir}/CMakeCacheInit.txt"
${ep_common_args}
-D BUILD_SHARED_LIBS:BOOL=OFF
-D CMAKE_INSTALL_PREFIX:PATH=${lua_install_dir}
${External_Project_USES_TERMINAL}
)
sitkSourceDownloadDependency(Lua)
set(SimpleITK_LUA_EXECUTABLE "${lua_install_dir}/bin/lua")
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