1set(dir ${CMAKE_CURRENT_SOURCE_DIR}) 2 3set(tarball ${dir}/SrcSymlinks-0.1-Source.tar.gz) 4set(extrdir ${dir}/SrcSymlinks-0.1-Source) 5 6message(STATUS "Extracting ${tarball} in ${dir}...") 7execute_process(COMMAND ${CMAKE_COMMAND} -E tar xvf ${tarball} 8 RESULT_VARIABLE result 9 OUTPUT_VARIABLE output 10 ERROR_VARIABLE output 11 WORKING_DIRECTORY ${dir}) 12message(STATUS "result='${result}'") 13message(STATUS "output='${output}'") 14 15if(NOT ${result} EQUAL 0) 16 message(FATAL_ERROR "Cannot unpack source tarball") 17endif() 18 19if(NOT EXISTS ${extrdir}/dirlink/src.h) 20 message(FATAL_ERROR "${extrdir}/dirlink/src.h not found") 21endif() 22