foreach(parameter OUTPUT_NAME ARCHIVE_FORMAT) if(NOT DEFINED ${parameter}) message(FATAL_ERROR "missing required parameter ${parameter}") endif() endforeach() set(COMPRESS_DIR compress_dir) set(FULL_COMPRESS_DIR ${CMAKE_CURRENT_BINARY_DIR}/${COMPRESS_DIR}) set(DECOMPRESS_DIR decompress_dir) set(FULL_DECOMPRESS_DIR ${CMAKE_CURRENT_BINARY_DIR}/${DECOMPRESS_DIR}) set(FULL_OUTPUT_NAME ${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}) set(CHECK_FILES "f1.txt" "d1/f1.txt" "d 2/f1.txt" "d + 3/f1.txt" "d_4/f1.txt" "d-4/f1.txt" "My Special Directory/f1.txt" ) function(check_compression_level COMPRESSION_LEVEL) foreach(file ${CHECK_FILES}) configure_file(${CMAKE_CURRENT_LIST_FILE} ${FULL_COMPRESS_DIR}/${file} COPYONLY) endforeach() if(UNIX) execute_process(COMMAND ln -sf f1.txt ${FULL_COMPRESS_DIR}/d1/f2.txt) list(APPEND CHECK_FILES "d1/f2.txt") endif() file(REMOVE ${FULL_OUTPUT_NAME}) file(REMOVE_RECURSE ${FULL_DECOMPRESS_DIR}) file(MAKE_DIRECTORY ${FULL_DECOMPRESS_DIR}) file(ARCHIVE_CREATE OUTPUT ${FULL_OUTPUT_NAME} FORMAT "${ARCHIVE_FORMAT}" COMPRESSION "${COMPRESSION_TYPE}" COMPRESSION_LEVEL ${COMPRESSION_LEVEL} VERBOSE PATHS ${COMPRESS_DIR}) file(ARCHIVE_EXTRACT INPUT ${FULL_OUTPUT_NAME} ${DECOMPRESSION_OPTIONS} DESTINATION ${FULL_DECOMPRESS_DIR} VERBOSE) if(CUSTOM_CHECK_FILES) set(CHECK_FILES ${CUSTOM_CHECK_FILES}) endif() foreach(file ${CHECK_FILES}) set(input ${FULL_COMPRESS_DIR}/${file}) set(output ${FULL_DECOMPRESS_DIR}/${COMPRESS_DIR}/${file}) if(NOT EXISTS ${input}) message(SEND_ERROR "Cannot find input file ${output}") endif() if(NOT EXISTS ${output}) message(SEND_ERROR "Cannot find output file ${output}") endif() file(MD5 ${input} input_md5) file(MD5 ${output} output_md5) if(NOT input_md5 STREQUAL output_md5) message(SEND_ERROR "Files \"${input}\" and \"${output}\" are different") endif() endforeach() foreach(file ${NOT_EXISTING_FILES_CHECK}) set(output ${FULL_DECOMPRESS_DIR}/${COMPRESS_DIR}/${file}) if(EXISTS ${output}) message(SEND_ERROR "File ${output} exists but it shouldn't") endif() endforeach() endfunction()