1string(REGEX REPLACE "([a-zA-Z0-9\\.]+)\\.compressed(\\.[0-9]+)?$" "\\1" REFERENCE_DATA "${INPUT}")
2string(REGEX REPLACE "\\.compressed" "" OUTPUT_FILE "${INPUT}")
3get_filename_component(OUTPUT_NAME "${OUTPUT_FILE}" NAME)
4
5set(ENV{QEMU_LD_PREFIX} "${BROTLI_WRAPPER_LD_PREFIX}")
6
7execute_process(
8  WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
9  COMMAND ${BROTLI_WRAPPER} ${BROTLI_CLI} --force --decompress ${INPUT} --output=${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}.unbr
10  RESULT_VARIABLE result)
11if(result)
12  message(FATAL_ERROR "Decompression failed")
13endif()
14
15function(test_file_equality f1 f2)
16  if(NOT CMAKE_VERSION VERSION_LESS 2.8.7)
17    file(SHA512 "${f1}" f1_cs)
18    file(SHA512 "${f2}" f2_cs)
19    if(NOT "${f1_cs}" STREQUAL "${f2_cs}")
20      message(FATAL_ERROR "Files do not match")
21    endif()
22  else()
23    file(READ "${f1}" f1_contents)
24    file(READ "${f2}" f2_contents)
25    if(NOT "${f1_contents}" STREQUAL "${f2_contents}")
26      message(FATAL_ERROR "Files do not match")
27    endif()
28  endif()
29endfunction()
30
31test_file_equality("${REFERENCE_DATA}" "${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}.unbr")
32