1if(NOT EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_ARCHITECTURE}) 2 return() 3endif() 4 5add_subdirectory(${LIBC_TARGET_ARCHITECTURE}) 6 7add_header_library( 8 linux_util 9 HDRS 10 io.h 11 quick_exit.h 12 syscall.h 13 DEPENDS 14 .${LIBC_TARGET_ARCHITECTURE}.linux_${LIBC_TARGET_ARCHITECTURE}_util 15 libc.src.__support.common 16) 17