diff --git a/CMakeLists.txt b/CMakeLists.txt index 15ceebe..03825a2 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,23 +1,21 @@ -cmake_minimum_required(VERSION 2.4.4...3.15.0) -set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS ON) +cmake_minimum_required(VERSION 3.15) -project(zlib C) - -set(VERSION "1.3.1") +project(zlib VERSION 1.3.1 LANGUAGES C) option(ZLIB_BUILD_EXAMPLES "Enable Zlib Examples" ON) -set(INSTALL_BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin" CACHE PATH "Installation directory for executables") -set(INSTALL_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE PATH "Installation directory for libraries") -set(INSTALL_INC_DIR "${CMAKE_INSTALL_PREFIX}/include" CACHE PATH "Installation directory for headers") -set(INSTALL_MAN_DIR "${CMAKE_INSTALL_PREFIX}/share/man" CACHE PATH "Installation directory for manual pages") -set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_PREFIX}/share/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files") +include(GNUInstallDirs) +set(INSTALL_BIN_DIR "${CMAKE_INSTALL_BINDIR}" CACHE PATH "Installation directory for executables") +set(INSTALL_LIB_DIR "${CMAKE_INSTALL_LIBDIR}" CACHE PATH "Installation directory for libraries") +set(INSTALL_INC_DIR "${CMAKE_INSTALL_INCLUDEDIR}" CACHE PATH "Installation directory for headers") +set(INSTALL_MAN_DIR "${CMAKE_INSTALL_MANDIR}" CACHE PATH "Installation directory for manual pages") +set(INSTALL_PKGCONFIG_DIR "${CMAKE_INSTALL_DATADIR}/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files") include(CheckTypeSize) include(CheckFunctionExists) include(CheckIncludeFile) include(CheckCSourceCompiles) -enable_testing() +include(CTest) check_include_file(sys/types.h HAVE_SYS_TYPES_H) check_include_file(stdint.h HAVE_STDINT_H) @@ -149,12 +147,21 @@ if(MINGW) set(ZLIB_DLL_SRCS ${CMAKE_CURRENT_BINARY_DIR}/zlib1rc.obj) endif(MINGW) -add_library(zlib SHARED ${ZLIB_SRCS} ${ZLIB_DLL_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) -target_include_directories(zlib PUBLIC ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}) -add_library(zlibstatic STATIC ${ZLIB_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) -target_include_directories(zlibstatic PUBLIC ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}) -set_target_properties(zlib PROPERTIES DEFINE_SYMBOL ZLIB_DLL) -set_target_properties(zlib PROPERTIES SOVERSION 1) +if(BUILD_SHARED_LIBS) + add_library(ZLIB SHARED ${ZLIB_SRCS} ${ZLIB_DLL_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) + set_target_properties(ZLIB PROPERTIES DEFINE_SYMBOL ZLIB_DLL) + set_target_properties(ZLIB PROPERTIES SOVERSION 1) +else() + add_library(ZLIB STATIC ${ZLIB_SRCS} ${ZLIB_PUBLIC_HDRS} ${ZLIB_PRIVATE_HDRS}) +endif() + +target_include_directories(ZLIB PUBLIC + $ + $ + $) + +add_library(ZLIB::ZLIB ALIAS ZLIB) + if(NOT CYGWIN) # This property causes shared libraries on Linux to have the full version @@ -164,26 +171,49 @@ if(NOT CYGWIN) # # This has no effect with MSVC, on that platform the version info for # the DLL comes from the resource file win32/zlib1.rc - set_target_properties(zlib PROPERTIES VERSION ${ZLIB_FULL_VERSION}) + set_target_properties(ZLIB PROPERTIES VERSION ${ZLIB_FULL_VERSION}) endif() if(UNIX) # On unix-like platforms the library is almost always called libz - set_target_properties(zlib zlibstatic PROPERTIES OUTPUT_NAME z) - if(NOT APPLE AND NOT(CMAKE_SYSTEM_NAME STREQUAL AIX)) - set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"") + set_target_properties(ZLIB PROPERTIES OUTPUT_NAME z) + if(NOT APPLE AND NOT(CMAKE_SYSTEM_NAME STREQUAL AIX) AND BUILD_SHARED_LIBS) + set_target_properties(ZLIB PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"") endif() elseif(BUILD_SHARED_LIBS AND WIN32) # Creates zlib1.dll when building shared library version - set_target_properties(zlib PROPERTIES SUFFIX "1.dll") + set_target_properties(ZLIB PROPERTIES SUFFIX "1.dll") +endif() + +if(NOT UNIX) + if(BUILD_SHARED_LIBS) + set_target_properties(ZLIB PROPERTIES OUTPUT_NAME zlib) + else() + set_target_properties(ZLIB PROPERTIES OUTPUT_NAME zlibstatic) + endif() endif() -if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL ) - install(TARGETS zlib zlibstatic - RUNTIME DESTINATION "${INSTALL_BIN_DIR}" - ARCHIVE DESTINATION "${INSTALL_LIB_DIR}" - LIBRARY DESTINATION "${INSTALL_LIB_DIR}" ) +if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL) + install(TARGETS ZLIB + EXPORT ZLIBTargets + RUNTIME DESTINATION "${INSTALL_BIN_DIR}" + ARCHIVE DESTINATION "${INSTALL_LIB_DIR}" + LIBRARY DESTINATION "${INSTALL_LIB_DIR}") + install(EXPORT ZLIBTargets + NAMESPACE ZLIB:: + DESTINATION lib/cmake/ZLIB) + include(CMakePackageConfigHelpers) + write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/ZLIBConfigVersion.cmake" + VERSION ${PROJECT_VERSION} + COMPATIBILITY SameMajorVersion) + file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/ZLIBConfig.cmake" + "include(\"\${CMAKE_CURRENT_LIST_DIR}/ZLIBTargets.cmake\")" + ) + install(FILES "${CMAKE_CURRENT_BINARY_DIR}/ZLIBConfig.cmake" + "${CMAKE_CURRENT_BINARY_DIR}/ZLIBConfigVersion.cmake" + DESTINATION lib/cmake/ZLIB) endif() + if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL ) install(FILES ${ZLIB_PUBLIC_HDRS} DESTINATION "${INSTALL_INC_DIR}") endif() @@ -199,20 +229,20 @@ endif() #============================================================================ if(ZLIB_BUILD_EXAMPLES) add_executable(example test/example.c) - target_link_libraries(example zlib) + target_link_libraries(example ZLIB) add_test(example example) add_executable(minigzip test/minigzip.c) - target_link_libraries(minigzip zlib) + target_link_libraries(minigzip ZLIB) if(HAVE_OFF64_T) add_executable(example64 test/example.c) - target_link_libraries(example64 zlib) + target_link_libraries(example64 ZLIB) set_target_properties(example64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64") add_test(example64 example64) add_executable(minigzip64 test/minigzip.c) - target_link_libraries(minigzip64 zlib) + target_link_libraries(minigzip64 ZLIB) set_target_properties(minigzip64 PROPERTIES COMPILE_FLAGS "-D_FILE_OFFSET_BITS=64") endif() endif()