cmake_minimum_required(VERSION 3.13 FATAL_ERROR)

project(libs LANGUAGES C)

if($ENV{ENABLE_64})
  message(STATUS "Building for 64bit")
else()
  add_compile_options(-m32)
  add_link_options(-m32)
  message(STATUS "Building for 32bit")
endif()
message(STATUS "Using toolchain file: ${CMAKE_TOOLCHAIN_FILE}.")

get_filename_component(
  externals ${CMAKE_CURRENT_SOURCE_DIR}/.. ABSOLUTE)
add_subdirectory(${externals}/threadx threadx)
target_compile_options(threadx PRIVATE -DTX_ENABLE_EVENT_TRACE)
if(NOT DEFINED ENV{ENABLE_IDLE})
  target_compile_options(threadx PRIVATE -DTX_LINUX_NO_IDLE_ENABLE)
endif()

foreach(lib threadx)
  get_target_property(dirs ${lib} INCLUDE_DIRECTORIES)
  execute_process(COMMAND mkdir -p ${CMAKE_BINARY_DIR}/inc)
  foreach(dir ${dirs})
    file(GLOB header_files ${dir}/*.h)
    foreach(header_file ${header_files})
      execute_process(COMMAND ln -sf ${header_file} ${CMAKE_BINARY_DIR}/inc)
    endforeach()
  endforeach()
endforeach()