| # Ubuntu 12.04 LTS has CMake 2.8.7, and is an important target since |
| # several CI services, such as Travis and Drone, use it. Solaris 11 |
| # has 2.8.6, and it's not difficult to support if you already have to |
| # support 2.8.7. |
| cmake_minimum_required(VERSION 2.8.6) |
| |
| project(brotli) |
| |
| # If Brotli is being bundled in another project, we don't want to |
| # install anything. However, we want to let people override this, so |
| # we'll use the BROTLI_BUNDLED_MODE variable to let them do that; just |
| # set it to OFF in your project before you add_subdirectory(brotli). |
| get_directory_property(BROTLI_PARENT_DIRECTORY PARENT_DIRECTORY) |
| if(BROTLI_BUNDLED_MODE STREQUAL "") |
| # Bundled mode hasn't been set one way or the other, set the default |
| # depending on whether or not we are the top-level project. |
| if(BROTLI_PARENT_DIRECTORY) |
| set(BROTLI_BUNDLED_MODE OFF) |
| else() |
| set(BROTLI_BUNDLED_MODE ON) |
| endif() |
| endif() |
| mark_as_advanced(BROTLI_BUNDLED_MODE) |
| |
| # When building shared libraries it is important to set the correct rpath. |
| # See https://cmake.org/Wiki/CMake_RPATH_handling#Always_full_RPATH |
| if (BUILD_SHARED_LIBS) |
| set(CMAKE_SKIP_BUILD_RPATH FALSE) |
| set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) |
| set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) |
| list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir) |
| if ("${isSystemDir}" STREQUAL "-1") |
| set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") |
| endif() |
| endif() |
| |
| # Parse version information from common/version.h. Normally we would |
| # define these values here and write them out to configuration file(s) |
| # (i.e., config.h), but in this case we parse them from |
| # common/version.h to be less intrusive. |
| function(hex_to_dec HEXADECIMAL DECIMAL) |
| string(TOUPPER "${HEXADECIMAL}" _tail) |
| set(_decimal 0) |
| string(LENGTH "${_tail}" _tail_length) |
| while (_tail_length GREATER 0) |
| math(EXPR _decimal "${_decimal} * 16") |
| string(SUBSTRING "${_tail}" 0 1 _digit) |
| string(SUBSTRING "${_tail}" 1 -1 _tail) |
| if (_digit STREQUAL "A") |
| math(EXPR _decimal "${_decimal} + 10") |
| elseif (_digit STREQUAL "B") |
| math(EXPR _decimal "${_decimal} + 11") |
| elseif (_digit STREQUAL "C") |
| math(EXPR _decimal "${_decimal} + 12") |
| elseif (_digit STREQUAL "D") |
| math(EXPR _decimal "${_decimal} + 13") |
| elseif (_digit STREQUAL "E") |
| math(EXPR _decimal "${_decimal} + 14") |
| elseif (_digit STREQUAL "F") |
| math(EXPR _decimal "${_decimal} + 15") |
| else() |
| math(EXPR _decimal "${_decimal} + ${_digit}") |
| endif() |
| string(LENGTH "${_tail}" _tail_length) |
| endwhile() |
| set(${DECIMAL} ${_decimal} PARENT_SCOPE) |
| endfunction(hex_to_dec) |
| |
| file(STRINGS "common/version.h" _brotli_version_line REGEX "^#define BROTLI_VERSION (0x[0-9a-fA-F]+)$") |
| string(REGEX REPLACE "^#define BROTLI_VERSION 0x([0-9a-fA-F]+)$" "\\1" _brotli_version_hex "${_brotli_version_line}") |
| hex_to_dec("${_brotli_version_hex}" _brotli_version) |
| math(EXPR BROTLI_VERSION_MAJOR "${_brotli_version} >> 24") |
| math(EXPR BROTLI_VERSION_MINOR "(${_brotli_version} >> 12) & 4095") |
| math(EXPR BROTLI_VERSION_REVISION "${_brotli_version} & 4095") |
| mark_as_advanced(BROTLI_VERSION_MAJOR BROTLI_VERSION_MINOR BROTLI_VERSION_REVISION) |
| |
| if (ENABLE_SANITIZER) |
| set(CMAKE_C_FLAGS " ${CMAKE_C_FLAGS} -fsanitize=${ENABLE_SANITIZER}") |
| set(CMAKE_CXX_FLAGS " ${CMAKE_CXX_FLAGS} -fsanitize=${ENABLE_SANITIZER}") |
| set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=${ENABLE_SANITIZER}") |
| |
| # By default, brotli depends on undefined behavior, but setting |
| # BROTLI_BUILD_PORTABLE should result in a build which does not. |
| if(ENABLE_SANITIZER STREQUAL "undefined") |
| add_definitions(-DBROTLI_BUILD_PORTABLE) |
| endif() |
| endif () |
| |
| include(CheckFunctionExists) |
| set(LIBM_LIBRARY) |
| CHECK_FUNCTION_EXISTS(log2 LOG2_RES) |
| if(NOT LOG2_RES) |
| set(orig_req_libs "${CMAKE_REQUIRED_LIBRARIES}") |
| set(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES};m") |
| CHECK_FUNCTION_EXISTS(log2 LOG2_LIBM_RES) |
| if(LOG2_LIBM_RES) |
| set(LIBM_LIBRARY "m") |
| else() |
| message(FATAL_ERROR "log2() not found") |
| endif() |
| |
| set(CMAKE_REQUIRED_LIBRARIES "${orig_req_libs}") |
| unset(LOG2_LIBM_RES) |
| unset(orig_req_libs) |
| endif() |
| unset(LOG2_RES) |
| |
| set(BROTLI_INCLUDE_DIRS "${CMAKE_CURRENT_SOURCE_DIR}/include") |
| set(BROTLI_LIBRARIES_CORE brotlienc brotlidec brotlicommon) |
| set(BROTLI_LIBRARIES ${BROTLI_LIBRARIES_CORE} ${LIBM_LIBRARY}) |
| mark_as_advanced(BROTLI_INCLUDE_DIRS BROTLI_LIBRARIES) |
| |
| if(${CMAKE_SYSTEM_NAME} MATCHES "Linux") |
| add_definitions(-DOS_LINUX) |
| elseif(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD") |
| add_definitions(-DOS_FREEBSD) |
| elseif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin") |
| add_definitions(-DOS_MACOSX) |
| endif() |
| |
| add_library(brotlicommon |
| common/dictionary.c) |
| add_library(brotlidec |
| dec/bit_reader.c |
| dec/decode.c |
| dec/huffman.c |
| dec/state.c) |
| add_library(brotlienc |
| enc/backward_references.c |
| enc/bit_cost.c |
| enc/block_splitter.c |
| enc/brotli_bit_stream.c |
| enc/cluster.c |
| enc/compress_fragment.c |
| enc/compress_fragment_two_pass.c |
| enc/encode.c |
| enc/entropy_encode.c |
| enc/histogram.c |
| enc/literal_cost.c |
| enc/memory.c |
| enc/metablock.c |
| enc/static_dict.c |
| enc/utf8_util.c) |
| |
| # Older CMake versions does not understand INCLUDE_DIRECTORIES property. |
| include_directories(${BROTLI_INCLUDE_DIRS}) |
| |
| foreach(lib brotlicommon brotlidec brotlienc) |
| target_link_libraries(${lib} ${LIBM_LIBRARY}) |
| set_property(TARGET ${lib} APPEND PROPERTY INCLUDE_DIRECTORIES ${BROTLI_INCLUDE_DIRS}) |
| set_target_properties(${lib} PROPERTIES |
| VERSION ${BROTLI_VERSION_MAJOR}.${BROTLI_VERSION_MINOR}.${BROTLI_VERSION_REVISION} |
| POSITION_INDEPENDENT_CODE TRUE) |
| |
| set_property(TARGET ${lib} APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${BROTLI_INCLUDE_DIRS}") |
| endforeach() |
| if (BUILD_SHARED_LIBS) |
| target_link_libraries(brotlidec brotlicommon) |
| target_link_libraries(brotlienc brotlicommon) |
| endif() |
| |
| # For projects stuck on older versions of CMake, this will set the |
| # BROTLI_INCLUDE_DIRS and BROTLI_LIBRARIES variables so they still |
| # have a relatively easy way to use Brotli: |
| # |
| # include_directories(${BROTLI_INCLUDE_DIRS}) |
| # target_link_libraries(foo ${BROTLI_LIBRARIES}) |
| if(BROTLI_PARENT_DIRECTORY) |
| set(BROTLI_INCLUDE_DIRS "${BROTLI_INCLUDE_DIRS}" PARENT_SCOPE) |
| set(BROTLI_LIBRARIES "${BROTLI_LIBRARIES}" PARENT_SCOPE) |
| endif() |
| |
| # Build the bro executable |
| add_executable(bro tools/bro.c) |
| target_link_libraries(bro ${BROTLI_LIBRARIES}) |
| |
| # Installation |
| if(NOT BROTLI_BUNDLED_MODE) |
| include(GNUInstallDirs) |
| |
| install (TARGETS bro RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}") |
| |
| if(WIN32) |
| install( |
| TARGETS ${BROTLI_LIBRARIES_CORE} |
| LIBRARY DESTINATION "${CMAKE_INSTALL_BINDIR}" |
| ARCHIVE DESTINATION "${CMAKE_INSTALL_BINDIR}" |
| ) |
| else() |
| install(TARGETS ${BROTLI_LIBRARIES_CORE} |
| LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}" |
| ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" |
| ) |
| install(DIRECTORY ${BROTLI_INCLUDE_DIRS}/brotli DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}") |
| endif() |
| |
| endif() |
| |
| # Tests |
| |
| # If we're targeting Windows but not running on Windows, we need Wine |
| # to run the tests... |
| if(NOT BROTLI_DISABLE_TESTS) |
| if(WIN32 AND NOT CMAKE_HOST_WIN32) |
| find_program(BROTLI_WINE NAMES wine) |
| |
| if(NOT BROTLI_WINE) |
| message(STATUS "wine not found, disabling tests") |
| set(BROTLI_DISABLE_TESTS TRUE) |
| endif() |
| endif() |
| endif() |
| |
| if(NOT BROTLI_DISABLE_TESTS) |
| include(CTest) |
| enable_testing() |
| |
| set(ROUNDTRIP_INPUTS |
| tests/testdata/alice29.txt |
| tests/testdata/asyoulik.txt |
| tests/testdata/lcet10.txt |
| tests/testdata/plrabn12.txt |
| enc/encode.c |
| common/dictionary.h |
| dec/decode.c) |
| |
| foreach(INPUT ${ROUNDTRIP_INPUTS}) |
| get_filename_component(OUTPUT_NAME "${INPUT}" NAME) |
| |
| set(OUTPUT_FILE "${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}") |
| set(INPUT_FILE "${CMAKE_CURRENT_SOURCE_DIR}/${INPUT}") |
| |
| foreach(quality 1 6 9 11) |
| add_test(NAME "${BROTLI_TEST_PREFIX}roundtrip/${INPUT}/${quality}" |
| COMMAND "${CMAKE_COMMAND}" |
| -DBROTLI_WRAPPER=${BROTLI_WINE} |
| -DBROTLI_CLI=$<TARGET_FILE:bro> |
| -DQUALITY=${quality} |
| -DINPUT=${INPUT_FILE} |
| -DOUTPUT=${OUTPUT_FILE}.${quality} |
| -P ${CMAKE_CURRENT_SOURCE_DIR}/tests/run-roundtrip-test.cmake) |
| endforeach() |
| endforeach() |
| |
| file(GLOB_RECURSE |
| COMPATIBILITY_INPUTS |
| RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} |
| tests/testdata/*.compressed*) |
| |
| foreach(INPUT ${COMPATIBILITY_INPUTS}) |
| add_test(NAME "${BROTLI_TEST_PREFIX}compatibility/${INPUT}" |
| COMMAND "${CMAKE_COMMAND}" |
| -DBROTLI_WRAPPER=${BROTLI_WINE} |
| -DBROTLI_CLI=$<TARGET_FILE:bro> |
| -DINPUT=${CMAKE_CURRENT_SOURCE_DIR}/${INPUT} |
| -P ${CMAKE_CURRENT_SOURCE_DIR}/tests/run-compatibility-test.cmake) |
| endforeach() |
| endif() |