# #libarchive # #tar etc # ExternalProject_Add ( libarchive PREFIX ${CMAKE_INSTALL_PREFIX} URL http://libarchive.org/downloads/libarchive-3.2.2.tar.gz URL_MD5 1ec00b7dcaf969dd2a5712f85f23c764 CMAKE_ARGS -DCMAKE_INSTALL_PREFIX:PATH= -DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE} )