diff options
Diffstat (limited to 'contrib')
-rw-r--r-- | contrib/cmake_unofficial/CMakeLists.txt | 255 |
1 files changed, 151 insertions, 104 deletions
diff --git a/contrib/cmake_unofficial/CMakeLists.txt b/contrib/cmake_unofficial/CMakeLists.txt index 899ce35..9324338 100644 --- a/contrib/cmake_unofficial/CMakeLists.txt +++ b/contrib/cmake_unofficial/CMakeLists.txt @@ -1,110 +1,157 @@ -PROJECT(LZ4 C) -set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "LZ4 compression library") -set(CPACK_PACKAGE_VERSION_MAJOR 1) -set(CPACK_PACKAGE_VERSION_MINOR 7) -set(CPACK_PACKAGE_VERSION_PATCH 2) -set(VERSION_STRING " \"${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}\" ") -include(CPack) - -cmake_minimum_required (VERSION 2.6) -INCLUDE (CheckTypeSize) -check_type_size("void *" SIZEOF_VOID_P) -IF(SIZEOF_VOID_P STREQUAL "8") - set (CMAKE_SYSTEM_PROCESSOR "64bit") - MESSAGE( STATUS "64 bit architecture detected size of void * is " ${SIZEOF_VOID_P}) -ENDIF() - -option(BUILD_TOOLS "Build the command line tools" ON) -option(BUILD_LIBS "Build the libraries in addition to the tools" ON) -option(LINK_TOOLS_WITH_LIB "Link the command line tools with the (shared) library" OFF) - -IF(CMAKE_C_COMPILER_ID STREQUAL "GNU" OR - CMAKE_C_COMPILER_ID STREQUAL "Clang") - SET(GNU_COMPATIBLE_COMPILER 1) -ENDIF() - - -set(LZ4_DIR ../../lib/) -set(PRG_DIR ../../programs/) -set(LZ4_SRCS_LIB ${LZ4_DIR}lz4.c ${LZ4_DIR}lz4hc.c ${LZ4_DIR}lz4.h ${LZ4_DIR}lz4hc.h ${LZ4_DIR}lz4frame.c ${LZ4_DIR}lz4frame.h ${LZ4_DIR}xxhash.c) -set(LZ4_SRCS ${LZ4_DIR}lz4frame.c ${LZ4_DIR}xxhash.c ${PRG_DIR}bench.c ${PRG_DIR}lz4cli.c ${PRG_DIR}lz4io.c ${PRG_DIR}datagen.c) - -if(BUILD_TOOLS AND NOT (LINK_TOOLS_WITH_LIB AND BUILD_LIBS)) - set(LZ4_SRCS ${LZ4_SRCS} ${LZ4_SRCS_LIB}) +set(LZ4_TOP_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../..") + +# Parse version information +file(STRINGS "${LZ4_TOP_SOURCE_DIR}/lib/lz4.h" LZ4_VERSION_MAJOR REGEX "^#define LZ4_VERSION_MAJOR +([0-9]+) +.*$") +string(REGEX REPLACE "^#define LZ4_VERSION_MAJOR +([0-9]+) +.*$" "\\1" LZ4_VERSION_MAJOR "${LZ4_VERSION_MAJOR}") +file(STRINGS "${LZ4_TOP_SOURCE_DIR}/lib/lz4.h" LZ4_VERSION_MINOR REGEX "^#define LZ4_VERSION_MINOR +([0-9]+) +.*$") +string(REGEX REPLACE "^#define LZ4_VERSION_MINOR +([0-9]+) +.*$" "\\1" LZ4_VERSION_MINOR "${LZ4_VERSION_MINOR}") +file(STRINGS "${LZ4_TOP_SOURCE_DIR}/lib/lz4.h" LZ4_VERSION_RELEASE REGEX "^#define LZ4_VERSION_RELEASE +([0-9]+) +.*$") +string(REGEX REPLACE "^#define LZ4_VERSION_RELEASE +([0-9]+) +.*$" "\\1" LZ4_VERSION_RELEASE "${LZ4_VERSION_RELEASE}") +set(LZ4_VERSION_STRING "${LZ4_VERSION_MAJOR}.${LZ4_VERSION_MINOR}.${LZ4_VERSION_RELEASE}") +mark_as_advanced(LZ4_VERSION_STRING LZ4_VERSION_MAJOR LZ4_VERSION_MINOR LZ4_VERSION_RELEASE) + +if("${CMAKE_VERSION}" VERSION_LESS "3.0") + project(LZ4 C) +else() + cmake_policy (SET CMP0048 NEW) + project(LZ4 + VERSION ${LZ4_VERSION_STRING} + LANGUAGES C) endif() -if(BUILD_TOOLS) - add_executable(lz4 ${LZ4_SRCS}) - install(TARGETS lz4 RUNTIME DESTINATION "bin/") +cmake_minimum_required (VERSION 2.8.6) + +# If LZ4 is being bundled in another project, we don't want to +# install anything. However, we want to let people override this, so +# we'll use the LZ4_BUNDLED_MODE variable to let them do that; just +# set it to OFF in your project before you add_subdirectory(lz4/contrib/cmake_unofficial). +get_directory_property(LZ4_PARENT_DIRECTORY PARENT_DIRECTORY) +if("${LZ4_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("${LZ4_PARENT_DIRECTORY}" STREQUAL "") + set(LZ4_BUNDLED_MODE OFF) + else() + set(LZ4_BUNDLED_MODE ON) + endif() endif() - -if(BUILD_LIBS) - - - SET(LIBS_TARGETS "") - IF(WIN32) - add_library(liblz4 STATIC ${LZ4_SRCS_LIB}) - SET(LIBS_TARGETS liblz4) - ELSE(WIN32) - add_library(liblz4 SHARED ${LZ4_SRCS_LIB}) - add_library(liblz4_static STATIC ${LZ4_SRCS_LIB}) - SET_TARGET_PROPERTIES(liblz4_static PROPERTIES OUTPUT_NAME lz4) - SET(LIBS_TARGETS liblz4 liblz4_static) - ENDIF(WIN32) - - set_target_properties(liblz4 PROPERTIES - OUTPUT_NAME lz4 - SOVERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}" - ) - - install(TARGETS ${LIBS_TARGETS} - RUNTIME DESTINATION lib #on Windows: cmake considers dlls as runtime component - LIBRARY DESTINATION lib - ARCHIVE DESTINATION lib - ) - - install(FILES - ${LZ4_DIR}/lz4.h - ${LZ4_DIR}/lz4hc.h - ${LZ4_DIR}/lz4frame.h - DESTINATION include - ) - - set(PREFIX ${CMAKE_INSTALL_PREFIX}) - set(LIBDIR ${CMAKE_INSTALL_PREFIX}/lib) - set(INCLUDEDIR ${CMAKE_INSTALL_PREFIX}/include) - string(SUBSTRING ${CPACK_PACKAGE_VERSION_PATCH} 1 -1 VERSION) - configure_file(${LZ4_DIR}/liblz4.pc.in liblz4.pc @ONLY) - install(FILES ${CMAKE_CURRENT_BINARY_DIR}/liblz4.pc - DESTINATION "${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}/pkgconfig" - ) - - if(BUILD_TOOLS AND LINK_TOOLS_WITH_LIB) - target_link_libraries(lz4 liblz4) - endif() +mark_as_advanced(LZ4_BUNDLED_MODE) + +# CPack +if(NOT LZ4_BUNDLED_MODE AND NOT CPack_CMake_INCLUDED) + set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "LZ4 compression library") + set(CPACK_PACKAGE_DESCRIPTION_FILE "${LZ4_TOP_SOURCE_DIR}/README.md") + set(CPACK_RESOURCE_FILE_LICENSE "${LZ4_TOP_SOURCE_DIR}/LICENSE") + set(CPACK_PACKAGE_VERSION_MAJOR ${LZ4_VERSION_MAJOR}) + set(CPACK_PACKAGE_VERSION_MINOR ${LZ4_VERSION_MINOR}) + set(CPACK_PACKAGE_VERSION_PATCH ${LZ4_VERSION_RELEASE}) + include(CPack) +endif(NOT LZ4_BUNDLED_MODE AND NOT CPack_CMake_INCLUDED) + +# Allow people to choose whether to build shared or static libraries +# via the BUILD_SHARED_LIBS option unless we are in bundled mode, in +# which case we always use static libraries. +include(CMakeDependentOption) +CMAKE_DEPENDENT_OPTION(BUILD_SHARED_LIBS "Build shared libraries" ON "NOT LZ4_BUNDLED_MODE" OFF) + +set(LZ4_LIB_SOURCE_DIR "${LZ4_TOP_SOURCE_DIR}/lib") +set(LZ4_PROG_SOURCE_DIR "${LZ4_TOP_SOURCE_DIR}/programs") + +include_directories("${LZ4_LIB_SOURCE_DIR}") + +# CLI sources +set(LZ4_SOURCES + "${LZ4_LIB_SOURCE_DIR}/lz4.c" + "${LZ4_LIB_SOURCE_DIR}/lz4hc.c" + "${LZ4_LIB_SOURCE_DIR}/lz4.h" + "${LZ4_LIB_SOURCE_DIR}/lz4hc.h" + "${LZ4_LIB_SOURCE_DIR}/lz4frame.c" + "${LZ4_LIB_SOURCE_DIR}/lz4frame.h" + "${LZ4_LIB_SOURCE_DIR}/xxhash.c") +set(LZ4_CLI_SOURCES + "${LZ4_PROG_SOURCE_DIR}/bench.c" + "${LZ4_PROG_SOURCE_DIR}/lz4cli.c" + "${LZ4_PROG_SOURCE_DIR}/lz4io.c" + "${LZ4_PROG_SOURCE_DIR}/datagen.c") + +# liblz4 +add_library(lz4 ${LZ4_SOURCES}) +set_target_properties(lz4 PROPERTIES + SOVERSION "${LZ4_VERSION_STRING}" + VERSION "${LZ4_VERSION_STRING}" + POSITION_INDEPENDENT_CODE TRUE) + +# lz4 +add_executable(lz4cli ${LZ4_CLI_SOURCES}) +set_target_properties(lz4cli PROPERTIES OUTPUT_NAME lz4) +target_link_libraries(lz4cli lz4) + +# lz4c +add_executable(lz4c ${LZ4_CLI_SOURCES}) +set_target_properties(lz4c PROPERTIES COMPILE_DEFINITIONS "ENABLE_LZ4C_LEGACY_OPTIONS") +target_link_libraries(lz4c lz4) + +# Extra warning flags +include (CheckCCompilerFlag) +foreach (flag + # GCC-style + -Wall + -Wextra + -Wundef + -Wcast-qual + -Wcast-align + -Wshadow + -Wswitch-enum + -Wdeclaration-after-statement + -Wstrict-prototypes + -Wpointer-arith + + # MSVC-style + /W4) + # Because https://gcc.gnu.org/wiki/FAQ#wnowarning + string(REGEX REPLACE "\\-Wno\\-(.+)" "-W\\1" flag_to_test "${flag}") + string(REGEX REPLACE "[^a-zA-Z0-9]+" "_" test_name "CFLAG_${flag_to_test}") + + check_c_compiler_flag("${ADD_COMPILER_FLAGS_PREPEND} ${flag_to_test}" ${test_name}) + + if(${test_name}) + set(CMAKE_C_FLAGS "${flag} ${CMAKE_C_FLAGS}") + endif() + + unset(test_name) + unset(flag_to_test) +endforeach (flag) + +if(NOT LZ4_BUNDLED_MODE) + include(GNUInstallDirs) + + install(TARGETS lz4cli lz4c + RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}") + install(TARGETS lz4 + LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}" + ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}") + install(FILES + "${LZ4_LIB_SOURCE_DIR}/lz4.h" + "${LZ4_LIB_SOURCE_DIR}/lz4frame.h" + "${LZ4_LIB_SOURCE_DIR}/lz4hc.h" + DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}") + install(FILES "${CMAKE_CURRENT_BINARY_DIR}/liblz4.pc" + DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig") +endif(NOT LZ4_BUNDLED_MODE) + +# pkg-config +set(PREFIX "${CMAKE_INSTALL_PREFIX}") + +if("${CMAKE_INSTALL_FULL_LIBDIR}" STREQUAL "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}") + set(LIBDIR "\${prefix}/${CMAKE_INSTALL_LIBDIR}") +else() + set(LIBDIR "${CMAKE_INSTALL_FULL_LIBDIR}") endif() - -#warnings - -if(MSVC) - ADD_DEFINITIONS("-W4") +if("${CMAKE_INSTALL_FULL_INCLUDEDIR}" STREQUAL "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR}") + set(INCLUDEDIR "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}") +else() + set(INCLUDEDIR "${CMAKE_INSTALL_FULL_INCLUDEDIR}") endif() -if(GNU_COMPATIBLE_COMPILER) - ADD_DEFINITIONS("-Wall") -endif() -if(CMAKE_COMPILER_IS_GNUCXX) - ADD_DEFINITIONS("-Wextra") - ADD_DEFINITIONS("-Wundef") - ADD_DEFINITIONS("-Wshadow") - ADD_DEFINITIONS("-Wcast-align") - ADD_DEFINITIONS("-Wstrict-prototypes") -endif(CMAKE_COMPILER_IS_GNUCXX) -if(GNU_COMPATIBLE_COMPILER) - # we need gnu99 instead of c99 on Linux and Solaris - # to get C99 and POSIX definitions - # an alternative with cmake >= 3.1/3.2 is the C_STANDARD property - ADD_DEFINITIONS("-std=gnu99") -endif() -ADD_DEFINITIONS("-DLZ4_VERSION=\"${CPACK_PACKAGE_VERSION_PATCH}\"") -INCLUDE_DIRECTORIES (${LZ4_DIR}) + +configure_file(${LZ4_LIB_SOURCE_DIR}/liblz4.pc.in liblz4.pc @ONLY) |