# Distributed under the OSI-approved BSD 3-Clause License. See accompanying # file Copyright.txt or https://cmake.org/licensing for details. cmake_minimum_required(VERSION 3.1 FATAL_ERROR) project(CMake) # Make sure we can find internal find_package modules only used for # building CMake and not for shipping externally list(INSERT CMAKE_MODULE_PATH 0 ${CMake_SOURCE_DIR}/Source/Modules) if(CMAKE_BOOTSTRAP) # Running from bootstrap script. Set local variable and remove from cache. set(CMAKE_BOOTSTRAP 1) unset(CMAKE_BOOTSTRAP CACHE) endif() if(NOT CMake_TEST_EXTERNAL_CMAKE) if(CMAKE_SYSTEM_NAME STREQUAL "HP-UX") message(FATAL_ERROR "CMake no longer compiles on HP-UX. See\n" " https://gitlab.kitware.com/cmake/cmake/issues/17137\n" "Use CMake 3.9 or lower instead." ) endif() set(CMake_BIN_DIR ${CMake_BINARY_DIR}/bin) endif() if(CMake_GUI_DISTRIBUTE_WITH_Qt_LGPL) if(CMake_GUI_DISTRIBUTE_WITH_Qt_LGPL MATCHES "^3|2\\.1$") set(USE_LGPL "${CMake_GUI_DISTRIBUTE_WITH_Qt_LGPL}") else() set(USE_LGPL "2.1") endif() else() set(USE_LGPL "") endif() if("${CMake_SOURCE_DIR}" STREQUAL "${CMAKE_SOURCE_DIR}") # Disallow architecture-specific try_run. It may not run on the host. macro(TRY_RUN) if(CMAKE_TRY_COMPILE_OSX_ARCHITECTURES) message(FATAL_ERROR "TRY_RUN not allowed with CMAKE_TRY_COMPILE_OSX_ARCHITECTURES=[${CMAKE_TRY_COMPILE_OSX_ARCHITECTURES}]") else() _TRY_RUN(${ARGV}) endif() endmacro() endif() # Use most-recent available language dialects with GNU and Clang if(NOT DEFINED CMAKE_C_STANDARD AND NOT CMake_NO_C_STANDARD) include(${CMake_SOURCE_DIR}/Source/Checks/cm_c11_thread_local.cmake) if(NOT CMake_C11_THREAD_LOCAL_BROKEN) set(CMAKE_C_STANDARD 11) else() set(CMAKE_C_STANDARD 99) endif() endif() if(NOT DEFINED CMAKE_CXX_STANDARD AND NOT CMake_NO_CXX_STANDARD) if (CMAKE_CXX_COMPILER_ID STREQUAL SunPro AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.14) set(CMAKE_CXX_STANDARD 98) else() include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx14_cstdio.cmake) if(NOT CMake_CXX14_CSTDIO_BROKEN) set(CMAKE_CXX_STANDARD 14) else() set(CMAKE_CXX_STANDARD 11) endif() endif() endif() if(NOT CMake_TEST_EXTERNAL_CMAKE) # include special compile flags for some compilers include(CompileFlags.cmake) # check for available C++ features include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx_features.cmake) if(NOT CMake_HAVE_CXX_UNIQUE_PTR) message(FATAL_ERROR "The C++ compiler does not support C++11 (e.g. std::unique_ptr).") endif() endif() # set the internal encoding of CMake to UTF-8 set(KWSYS_ENCODING_DEFAULT_CODEPAGE CP_UTF8) # option to use COMPONENT with install command option(CMake_INSTALL_COMPONENTS "Using components when installing" OFF) mark_as_advanced(CMake_INSTALL_COMPONENTS) macro(CMake_OPTIONAL_COMPONENT NAME) if(CMake_INSTALL_COMPONENTS) set(COMPONENT COMPONENT ${NAME}) else() set(COMPONENT) endif() endmacro() # option to disable installing 3rd-party dependencies option(CMake_INSTALL_DEPENDENCIES "Whether to install 3rd-party runtime dependencies" OFF) mark_as_advanced(CMake_INSTALL_DEPENDENCIES) # option to build reference for CMake developers option(CMake_BUILD_DEVELOPER_REFERENCE "Build CMake Developer Reference" OFF) mark_as_advanced(CMake_BUILD_DEVELOPER_REFERENCE) #----------------------------------------------------------------------- # a macro to deal with system libraries, implemented as a macro # simply to improve readability of the main script #----------------------------------------------------------------------- macro(CMAKE_HANDLE_SYSTEM_LIBRARIES) # Options have dependencies. include(CMakeDependentOption) # Optionally use system xmlrpc. We no longer build or use it by default. option(CTEST_USE_XMLRPC "Enable xmlrpc submission method in CTest." OFF) mark_as_advanced(CTEST_USE_XMLRPC) # Allow the user to enable/disable all system utility library options by # defining CMAKE_USE_SYSTEM_LIBRARIES or CMAKE_USE_SYSTEM_LIBRARY_${util}. set(UTILITIES BZIP2 CURL EXPAT FORM JSONCPP LIBARCHIVE LIBLZMA LIBRHASH LIBUV ZLIB) foreach(util ${UTILITIES}) if(NOT DEFINED CMAKE_USE_SYSTEM_LIBRARY_${util} AND DEFINED CMAKE_USE_SYSTEM_LIBRARIES) set(CMAKE_USE_SYSTEM_LIBRARY_${util} "${CMAKE_USE_SYSTEM_LIBRARIES}") endif() if(DEFINED CMAKE_USE_SYSTEM_LIBRARY_${util}) if(CMAKE_USE_SYSTEM_LIBRARY_${util}) set(CMAKE_USE_SYSTEM_LIBRARY_${util} ON) else() set(CMAKE_USE_SYSTEM_LIBRARY_${util} OFF) endif() if(CMAKE_BOOTSTRAP) unset(CMAKE_USE_SYSTEM_LIBRARY_${util} CACHE) endif() string(TOLOWER "${util}" lutil) set(CMAKE_USE_SYSTEM_${util} "${CMAKE_USE_SYSTEM_LIBRARY_${util}}" CACHE BOOL "Use system-installed ${lutil}" FORCE) else() set(CMAKE_USE_SYSTEM_LIBRARY_${util} OFF) endif() endforeach() if(CMAKE_BOOTSTRAP) unset(CMAKE_USE_SYSTEM_LIBRARIES CACHE) endif() # Optionally use system utility libraries. option(CMAKE_USE_SYSTEM_LIBARCHIVE "Use system-installed libarchive" "${CMAKE_USE_SYSTEM_LIBRARY_LIBARCHIVE}") CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_CURL "Use system-installed curl" "${CMAKE_USE_SYSTEM_LIBRARY_CURL}" "NOT CTEST_USE_XMLRPC" ON) CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_EXPAT "Use system-installed expat" "${CMAKE_USE_SYSTEM_LIBRARY_EXPAT}" "NOT CTEST_USE_XMLRPC" ON) CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_ZLIB "Use system-installed zlib" "${CMAKE_USE_SYSTEM_LIBRARY_ZLIB}" "NOT CMAKE_USE_SYSTEM_LIBARCHIVE;NOT CMAKE_USE_SYSTEM_CURL" ON) CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_BZIP2 "Use system-installed bzip2" "${CMAKE_USE_SYSTEM_LIBRARY_BZIP2}" "NOT CMAKE_USE_SYSTEM_LIBARCHIVE" ON) CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_LIBLZMA "Use system-installed liblzma" "${CMAKE_USE_SYSTEM_LIBRARY_LIBLZMA}" "NOT CMAKE_USE_SYSTEM_LIBARCHIVE" ON) option(CMAKE_USE_SYSTEM_FORM "Use system-installed libform" "${CMAKE_USE_SYSTEM_LIBRARY_FORM}") option(CMAKE_USE_SYSTEM_JSONCPP "Use system-installed jsoncpp" "${CMAKE_USE_SYSTEM_LIBRARY_JSONCPP}") option(CMAKE_USE_SYSTEM_LIBRHASH "Use system-installed librhash" "${CMAKE_USE_SYSTEM_LIBRARY_LIBRHASH}") option(CMAKE_USE_SYSTEM_LIBUV "Use system-installed libuv" "${CMAKE_USE_SYSTEM_LIBRARY_LIBUV}") # For now use system KWIML only if explicitly requested rather # than activating via the general system libs options. option(CMAKE_USE_SYSTEM_KWIML "Use system-installed KWIML" OFF) mark_as_advanced(CMAKE_USE_SYSTEM_KWIML) # Mention to the user what system libraries are being used. foreach(util ${UTILITIES} KWIML) if(CMAKE_USE_SYSTEM_${util}) message(STATUS "Using system-installed ${util}") endif() endforeach() # Inform utility library header wrappers whether to use system versions. configure_file(${CMake_SOURCE_DIR}/Utilities/cmThirdParty.h.in ${CMake_BINARY_DIR}/Utilities/cmThirdParty.h @ONLY) endmacro() #----------------------------------------------------------------------- # a macro to determine the generator and ctest executable to use # for testing. Simply to improve readability of the main script. #----------------------------------------------------------------------- macro(CMAKE_SETUP_TESTING) if(BUILD_TESTING) set(CMAKE_TEST_SYSTEM_LIBRARIES 0) foreach(util CURL EXPAT XMLRPC ZLIB) if(CMAKE_USE_SYSTEM_${util}) set(CMAKE_TEST_SYSTEM_LIBRARIES 1) endif() endforeach() # This variable is set by cmake, however to # test cmake we want to make sure that # the ctest from this cmake is used for testing # and not the ctest from the cmake building and testing # cmake. if(CMake_TEST_EXTERNAL_CMAKE) set(CMAKE_CTEST_COMMAND "${CMake_TEST_EXTERNAL_CMAKE}/ctest") set(CMAKE_CMAKE_COMMAND "${CMake_TEST_EXTERNAL_CMAKE}/cmake") set(CMAKE_CPACK_COMMAND "${CMake_TEST_EXTERNAL_CMAKE}/cpack") foreach(exe cmake ctest cpack) add_executable(${exe} IMPORTED) set_property(TARGET ${exe} PROPERTY IMPORTED_LOCATION ${CMake_TEST_EXTERNAL_CMAKE}/${exe}) endforeach() else() set(CMAKE_CTEST_COMMAND "${CMake_BIN_DIR}/ctest") set(CMAKE_CMAKE_COMMAND "${CMake_BIN_DIR}/cmake") set(CMAKE_CPACK_COMMAND "${CMake_BIN_DIR}/cpack") endif() endif() # configure some files for testing configure_file("${CMAKE_CURRENT_SOURCE_DIR}/Templates/CTestScript.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/CTestScript.cmake" @ONLY) configure_file(${CMake_SOURCE_DIR}/Tests/.NoDartCoverage ${CMake_BINARY_DIR}/Tests/.NoDartCoverage) configure_file(${CMake_SOURCE_DIR}/Tests/.NoDartCoverage ${CMake_BINARY_DIR}/Modules/.NoDartCoverage) configure_file(${CMake_SOURCE_DIR}/CTestCustom.cmake.in ${CMake_BINARY_DIR}/CTestCustom.cmake @ONLY) if(BUILD_TESTING AND DART_ROOT) configure_file(${CMake_SOURCE_DIR}/CMakeLogo.gif ${CMake_BINARY_DIR}/Testing/HTML/TestingResults/Icons/Logo.gif COPYONLY) endif() mark_as_advanced(DART_ROOT) mark_as_advanced(CURL_TESTING) endmacro() # Provide a way for Visual Studio Express users to turn OFF the new FOLDER # organization feature. Default to ON for non-Express users. Express users must # explicitly turn off this option to build CMake in the Express IDE... # option(CMAKE_USE_FOLDERS "Enable folder grouping of projects in IDEs." ON) mark_as_advanced(CMAKE_USE_FOLDERS) option(CMake_RUN_CLANG_TIDY "Run clang-tidy with the compiler." OFF) if(CMake_RUN_CLANG_TIDY) if(CMake_SOURCE_DIR STREQUAL CMake_BINARY_DIR) message(FATAL_ERROR "CMake_RUN_CLANG_TIDY requires an out-of-source build!") endif() find_program(CLANG_TIDY_COMMAND NAMES clang-tidy) if(NOT CLANG_TIDY_COMMAND) message(FATAL_ERROR "CMake_RUN_CLANG_TIDY is ON but clang-tidy is not found!") endif() set(CMAKE_CXX_CLANG_TIDY "${CLANG_TIDY_COMMAND}") # provide definitions for targets that require a rebuild once .clang-tidy changes file(SHA1 ${CMAKE_CURRENT_SOURCE_DIR}/.clang-tidy clang_tidy_sha1) set(CLANG_TIDY_DEFINITIONS "CLANG_TIDY_SHA1=${clang_tidy_sha1}") unset(clang_tidy_sha1) endif() configure_file(.clang-tidy .clang-tidy COPYONLY) option(CMake_RUN_IWYU "Run include-what-you-use with the compiler." OFF) if(CMake_RUN_IWYU) find_program(IWYU_COMMAND NAMES include-what-you-use iwyu) if(NOT IWYU_COMMAND) message(FATAL_ERROR "CMake_RUN_IWYU is ON but include-what-you-use is not found!") endif() set(CMAKE_CXX_INCLUDE_WHAT_YOU_USE "${IWYU_COMMAND};-Xiwyu;--mapping_file=${CMake_SOURCE_DIR}/Utilities/IWYU/mapping.imp") endif() #----------------------------------------------------------------------- # a macro that only sets the FOLDER target property if it's # "appropriate" #----------------------------------------------------------------------- macro(CMAKE_SET_TARGET_FOLDER tgt folder) if(CMAKE_USE_FOLDERS) set_property(GLOBAL PROPERTY USE_FOLDERS ON) if(MSVC AND TARGET ${tgt}) set_property(TARGET "${tgt}" PROPERTY FOLDER "${folder}") endif() else() set_property(GLOBAL PROPERTY USE_FOLDERS OFF) endif() endmacro() #----------------------------------------------------------------------- # a macro to build the utilities used by CMake # Simply to improve readability of the main script. #----------------------------------------------------------------------- macro (CMAKE_BUILD_UTILITIES) #--------------------------------------------------------------------- # Create the kwsys library for CMake. set(KWSYS_NAMESPACE cmsys) set(KWSYS_USE_SystemTools 1) set(KWSYS_USE_Directory 1) set(KWSYS_USE_RegularExpression 1) set(KWSYS_USE_Base64 1) set(KWSYS_USE_MD5 1) set(KWSYS_USE_Process 1) set(KWSYS_USE_CommandLineArguments 1) set(KWSYS_USE_ConsoleBuf 1) set(KWSYS_HEADER_ROOT ${CMake_BINARY_DIR}/Source) set(KWSYS_INSTALL_DOC_DIR "${CMAKE_DOC_DIR}") add_subdirectory(Source/kwsys) set(kwsys_folder "Utilities/KWSys") CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE} "${kwsys_folder}") CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE}_c "${kwsys_folder}") if(BUILD_TESTING) CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE}TestDynload "${kwsys_folder}") CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE}TestProcess "${kwsys_folder}") CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE}TestsC "${kwsys_folder}") CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE}TestsCxx "${kwsys_folder}") CMAKE_SET_TARGET_FOLDER(${KWSYS_NAMESPACE}TestSharedForward "${kwsys_folder}") endif() #--------------------------------------------------------------------- # Setup third-party libraries. # Everything in the tree should be able to include files from the # Utilities directory. include_directories( ${CMake_BINARY_DIR}/Utilities ${CMake_SOURCE_DIR}/Utilities ) # check for the use of system libraries versus builtin ones # (a macro defined in this file) CMAKE_HANDLE_SYSTEM_LIBRARIES() if(CMAKE_USE_SYSTEM_KWIML) find_package(KWIML 1.0) if(NOT KWIML_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_KWIML is ON but KWIML is not found!") endif() set(CMake_KWIML_LIBRARIES kwiml::kwiml) else() set(CMake_KWIML_LIBRARIES "") if(BUILD_TESTING) set(KWIML_TEST_ENABLE 1) endif() add_subdirectory(Utilities/KWIML) endif() if(CMAKE_USE_SYSTEM_LIBRHASH) find_package(LibRHash) if(NOT LibRHash_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_LIBRHASH is ON but LibRHash is not found!") endif() set(CMAKE_LIBRHASH_LIBRARIES LibRHash::LibRHash) else() set(CMAKE_LIBRHASH_LIBRARIES cmlibrhash) add_subdirectory(Utilities/cmlibrhash) CMAKE_SET_TARGET_FOLDER(cmlibrhash "Utilities/3rdParty") endif() #--------------------------------------------------------------------- # Build zlib library for Curl, CMake, and CTest. set(CMAKE_ZLIB_HEADER "cm_zlib.h") if(CMAKE_USE_SYSTEM_ZLIB) find_package(ZLIB) if(NOT ZLIB_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_ZLIB is ON but a zlib is not found!") endif() set(CMAKE_ZLIB_INCLUDES ${ZLIB_INCLUDE_DIR}) set(CMAKE_ZLIB_LIBRARIES ${ZLIB_LIBRARIES}) else() set(CMAKE_ZLIB_INCLUDES ${CMake_SOURCE_DIR}/Utilities) set(CMAKE_ZLIB_LIBRARIES cmzlib) add_subdirectory(Utilities/cmzlib) CMAKE_SET_TARGET_FOLDER(cmzlib "Utilities/3rdParty") endif() #--------------------------------------------------------------------- # Build Curl library for CTest. if(CMAKE_USE_SYSTEM_CURL) find_package(CURL) if(NOT CURL_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_CURL is ON but a curl is not found!") endif() set(CMAKE_CURL_INCLUDES ${CURL_INCLUDE_DIRS}) set(CMAKE_CURL_LIBRARIES ${CURL_LIBRARIES}) else() set(CURL_SPECIAL_ZLIB_H ${CMAKE_ZLIB_HEADER}) set(CURL_SPECIAL_LIBZ_INCLUDES ${CMAKE_ZLIB_INCLUDES}) set(CURL_SPECIAL_LIBZ ${CMAKE_ZLIB_LIBRARIES}) add_definitions(-DCURL_STATICLIB) set(CMAKE_CURL_INCLUDES) set(CMAKE_CURL_LIBRARIES cmcurl) if(CMAKE_TESTS_CDASH_SERVER) set(CMAKE_CURL_TEST_URL "${CMAKE_TESTS_CDASH_SERVER}/user.php") endif() set(_CMAKE_USE_OPENSSL_DEFAULT OFF) if(NOT DEFINED CMAKE_USE_OPENSSL AND NOT WIN32 AND NOT APPLE AND CMAKE_SYSTEM_NAME MATCHES "(Linux|FreeBSD)") find_package(OpenSSL QUIET) if(OPENSSL_FOUND) set(_CMAKE_USE_OPENSSL_DEFAULT ON) endif() endif() option(CMAKE_USE_OPENSSL "Use OpenSSL." ${_CMAKE_USE_OPENSSL_DEFAULT}) mark_as_advanced(CMAKE_USE_OPENSSL) if(CMAKE_USE_OPENSSL) set(CURL_CA_BUNDLE "" CACHE FILEPATH "Path to SSL CA Certificate Bundle") set(CURL_CA_PATH "" CACHE PATH "Path to SSL CA Certificate Directory") mark_as_advanced(CURL_CA_BUNDLE CURL_CA_PATH) endif() add_subdirectory(Utilities/cmcurl) CMAKE_SET_TARGET_FOLDER(cmcurl "Utilities/3rdParty") CMAKE_SET_TARGET_FOLDER(LIBCURL "Utilities/3rdParty") endif() #--------------------------------------------------------------------- # Build Compress library for CTest. set(CMAKE_COMPRESS_INCLUDES "${CMAKE_CURRENT_BINARY_DIR}/Utilities/cmcompress") set(CMAKE_COMPRESS_LIBRARIES "cmcompress") add_subdirectory(Utilities/cmcompress) CMAKE_SET_TARGET_FOLDER(cmcompress "Utilities/3rdParty") #--------------------------------------------------------------------- # Build expat library for CMake, CTest, and libarchive. if(CMAKE_USE_SYSTEM_EXPAT) find_package(EXPAT) if(NOT EXPAT_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_EXPAT is ON but a expat is not found!") endif() set(CMAKE_EXPAT_INCLUDES ${EXPAT_INCLUDE_DIRS}) set(CMAKE_EXPAT_LIBRARIES ${EXPAT_LIBRARIES}) else() set(CMAKE_EXPAT_INCLUDES) set(CMAKE_EXPAT_LIBRARIES cmexpat) add_subdirectory(Utilities/cmexpat) CMAKE_SET_TARGET_FOLDER(cmexpat "Utilities/3rdParty") endif() #--------------------------------------------------------------------- # Build or use system libbz2 for libarchive. if(NOT CMAKE_USE_SYSTEM_LIBARCHIVE) if(CMAKE_USE_SYSTEM_BZIP2) find_package(BZip2) else() set(BZIP2_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/Utilities/cmbzip2") set(BZIP2_LIBRARIES cmbzip2) add_subdirectory(Utilities/cmbzip2) CMAKE_SET_TARGET_FOLDER(cmbzip2 "Utilities/3rdParty") endif() endif() #--------------------------------------------------------------------- # Build or use system liblzma for libarchive. if(NOT CMAKE_USE_SYSTEM_LIBARCHIVE) if(CMAKE_USE_SYSTEM_LIBLZMA) find_package(LibLZMA) if(NOT LIBLZMA_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_LIBLZMA is ON but LibLZMA is not found!") endif() else() add_subdirectory(Utilities/cmliblzma) CMAKE_SET_TARGET_FOLDER(cmliblzma "Utilities/3rdParty") set(LIBLZMA_HAS_AUTO_DECODER 1) set(LIBLZMA_HAS_EASY_ENCODER 1) set(LIBLZMA_HAS_LZMA_PRESET 1) set(LIBLZMA_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/Utilities/cmliblzma/liblzma/api") set(LIBLZMA_LIBRARY cmliblzma) endif() endif() #--------------------------------------------------------------------- # Build or use system libarchive for CMake and CTest. if(CMAKE_USE_SYSTEM_LIBARCHIVE) find_package(LibArchive 3.0.0) if(NOT LibArchive_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_LIBARCHIVE is ON but LibArchive is not found!") endif() set(CMAKE_TAR_INCLUDES ${LibArchive_INCLUDE_DIRS}) set(CMAKE_TAR_LIBRARIES ${LibArchive_LIBRARIES}) else() set(EXPAT_INCLUDE_DIR ${CMAKE_EXPAT_INCLUDES}) set(EXPAT_LIBRARY ${CMAKE_EXPAT_LIBRARIES}) set(ZLIB_INCLUDE_DIR ${CMAKE_ZLIB_INCLUDES}) set(ZLIB_LIBRARY ${CMAKE_ZLIB_LIBRARIES}) add_definitions(-DLIBARCHIVE_STATIC) set(ENABLE_NETTLE OFF CACHE INTERNAL "Enable use of Nettle") set(ENABLE_OPENSSL ${CMAKE_USE_OPENSSL} CACHE INTERNAL "Enable use of OpenSSL") set(ENABLE_LZMA ON CACHE INTERNAL "Enable the use of the system LZMA library if found") set(ENABLE_LZO OFF CACHE INTERNAL "Enable the use of the system LZO library if found") set(ENABLE_ZLIB ON CACHE INTERNAL "Enable the use of the system ZLIB library if found") set(ENABLE_BZip2 ON CACHE INTERNAL "Enable the use of the system BZip2 library if found") set(ENABLE_LIBXML2 OFF CACHE INTERNAL "Enable the use of the system libxml2 library if found") set(ENABLE_EXPAT ON CACHE INTERNAL "Enable the use of the system EXPAT library if found") set(ENABLE_PCREPOSIX OFF CACHE INTERNAL "Enable the use of the system PCREPOSIX library if found") set(ENABLE_LibGCC OFF CACHE INTERNAL "Enable the use of the system LibGCC library if found") set(ENABLE_XATTR OFF CACHE INTERNAL "Enable extended attribute support") set(ENABLE_ACL OFF CACHE INTERNAL "Enable ACL support") set(ENABLE_ICONV OFF CACHE INTERNAL "Enable iconv support") set(ENABLE_CNG OFF CACHE INTERNAL "Enable the use of CNG(Crypto Next Generation)") add_subdirectory(Utilities/cmlibarchive) CMAKE_SET_TARGET_FOLDER(cmlibarchive "Utilities/3rdParty") set(CMAKE_TAR_LIBRARIES cmlibarchive ${BZIP2_LIBRARIES}) endif() #--------------------------------------------------------------------- # Build jsoncpp library. if(CMAKE_USE_SYSTEM_JSONCPP) find_package(JsonCpp) if(NOT JsonCpp_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_JSONCPP is ON but a JsonCpp is not found!") endif() set(CMAKE_JSONCPP_LIBRARIES JsonCpp::JsonCpp) else() set(CMAKE_JSONCPP_LIBRARIES cmjsoncpp) add_subdirectory(Utilities/cmjsoncpp) CMAKE_SET_TARGET_FOLDER(cmjsoncpp "Utilities/3rdParty") endif() #--------------------------------------------------------------------- # Build libuv library. if(CMAKE_USE_SYSTEM_LIBUV) find_package(LibUV 1.0.0) if(NOT LIBUV_FOUND) message(FATAL_ERROR "CMAKE_USE_SYSTEM_LIBUV is ON but a libuv is not found!") endif() set(CMAKE_LIBUV_LIBRARIES LibUV::LibUV) else() set(CMAKE_LIBUV_LIBRARIES cmlibuv) add_subdirectory(Utilities/cmlibuv) CMAKE_SET_TARGET_FOLDER(cmlibuv "Utilities/3rdParty") endif() #--------------------------------------------------------------------- # Build XMLRPC library for CMake and CTest. if(CTEST_USE_XMLRPC) find_package(XMLRPC QUIET REQUIRED libwww-client) if(NOT XMLRPC_FOUND) message(FATAL_ERROR "CTEST_USE_XMLRPC is ON but xmlrpc is not found!") endif() set(CMAKE_XMLRPC_INCLUDES ${XMLRPC_INCLUDE_DIRS}) set(CMAKE_XMLRPC_LIBRARIES ${XMLRPC_LIBRARIES}) endif() #--------------------------------------------------------------------- # Use curses? if (UNIX) # there is a bug in the Syllable libraries which makes linking ccmake fail, Alex if(NOT CMAKE_SYSTEM_NAME MATCHES syllable) set(CURSES_NEED_NCURSES TRUE) find_package(Curses QUIET) if (CURSES_LIBRARY) option(BUILD_CursesDialog "Build the CMake Curses Dialog ccmake" ON) else () message("Curses libraries were not found. Curses GUI for CMake will not be built.") set(BUILD_CursesDialog 0) endif () else() set(BUILD_CursesDialog 0) endif() else () set(BUILD_CursesDialog 0) endif () if(BUILD_CursesDialog) if(NOT CMAKE_USE_SYSTEM_FORM) add_subdirectory(Source/CursesDialog/form) elseif(NOT CURSES_FORM_LIBRARY) message( FATAL_ERROR "CMAKE_USE_SYSTEM_FORM in ON but CURSES_FORM_LIBRARY is not set!" ) endif() endif() endmacro () #----------------------------------------------------------------------- if(NOT CMake_TEST_EXTERNAL_CMAKE) if(CMAKE_CXX_PLATFORM_ID MATCHES "OpenBSD") execute_process(COMMAND ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1} -dumpversion OUTPUT_VARIABLE _GXX_VERSION ) string(REGEX REPLACE "([0-9])\\.([0-9])(\\.[0-9])?" "\\1\\2" _GXX_VERSION_SHORT ${_GXX_VERSION}) if(_GXX_VERSION_SHORT EQUAL 33) message(FATAL_ERROR "GXX 3.3 on OpenBSD is known to cause CPack to Crash.\n" "Please use GXX 4.2 or greater to build CMake on OpenBSD\n" "${CMAKE_CXX_COMPILER} version is: ${_GXX_VERSION}") endif() endif() endif() #----------------------------------------------------------------------- # The main section of the CMakeLists file # #----------------------------------------------------------------------- # Compute CMake_VERSION, etc. include(Source/CMakeVersionCompute.cmake) # Include the standard Dart testing module enable_testing() include (${CMAKE_ROOT}/Modules/Dart.cmake) # Set up test-time configuration. set_directory_properties(PROPERTIES TEST_INCLUDE_FILE "${CMake_BINARY_DIR}/Tests/EnforceConfig.cmake") if(NOT CMake_TEST_EXTERNAL_CMAKE) # where to write the resulting executables and libraries set(BUILD_SHARED_LIBS OFF) set(EXECUTABLE_OUTPUT_PATH "" CACHE INTERNAL "No configurable exe dir.") set(LIBRARY_OUTPUT_PATH "" CACHE INTERNAL "Where to put the libraries for CMake") # The CMake executables usually do not need any rpath to run in the build or # install tree. set(CMAKE_SKIP_RPATH ON CACHE INTERNAL "CMake does not need RPATHs.") # Load install destinations. include(Source/CMakeInstallDestinations.cmake) if(BUILD_TESTING) include(${CMake_SOURCE_DIR}/Tests/CMakeInstall.cmake) endif() # no clue why we are testing for this here include(CheckSymbolExists) CHECK_SYMBOL_EXISTS(unsetenv "stdlib.h" HAVE_UNSETENV) CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE) endif() # CMAKE_TESTS_CDASH_SERVER: CDash server used by CMake/Tests. # # If not defined or "", this variable defaults to the server at # "http://open.cdash.org". # # If set explicitly to "NOTFOUND", curl tests and ctest tests that use # the network are skipped. # # If set to something starting with "http://localhost/", the CDash is # expected to be an instance of CDash used for CDash testing, pointing # to a cdash4simpletest database. In these cases, the CDash dashboards # should be run first. # if("x${CMAKE_TESTS_CDASH_SERVER}" STREQUAL "x") set(CMAKE_TESTS_CDASH_SERVER "http://open.cdash.org") endif() if(CMake_TEST_EXTERNAL_CMAKE) set(KWIML_TEST_ENABLE 1) add_subdirectory(Utilities/KWIML) endif() if(NOT CMake_TEST_EXTERNAL_CMAKE) # build the utilities (a macro defined in this file) CMAKE_BUILD_UTILITIES() # On NetBSD ncurses is required, since curses doesn't have the wsyncup() # function. ncurses is installed via pkgsrc, so the library is in /usr/pkg/lib, # which isn't in the default linker search path. So without RPATH ccmake # doesn't run and the build doesn't succeed since ccmake is executed for # generating the documentation. if(BUILD_CursesDialog) get_filename_component(_CURSES_DIR "${CURSES_LIBRARY}" PATH) set(CURSES_NEED_RPATH FALSE) if(NOT "${_CURSES_DIR}" STREQUAL "/lib" AND NOT "${_CURSES_DIR}" STREQUAL "/usr/lib" AND NOT "${_CURSES_DIR}" STREQUAL "/lib64" AND NOT "${_CURSES_DIR}" STREQUAL "/usr/lib64") set(CURSES_NEED_RPATH TRUE) endif() endif() if(BUILD_QtDialog) if(APPLE) set(CMAKE_BUNDLE_VERSION "${CMake_VERSION_MAJOR}.${CMake_VERSION_MINOR}.${CMake_VERSION_PATCH}") set(CMAKE_BUNDLE_LOCATION "${CMAKE_INSTALL_PREFIX}") # make sure CMAKE_INSTALL_PREFIX ends in / if(NOT CMAKE_INSTALL_PREFIX MATCHES "/$") set(CMAKE_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}/") endif() set(CMAKE_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}CMake.app/Contents") endif() set(QT_NEED_RPATH FALSE) if(NOT "${QT_LIBRARY_DIR}" STREQUAL "/lib" AND NOT "${QT_LIBRARY_DIR}" STREQUAL "/usr/lib" AND NOT "${QT_LIBRARY_DIR}" STREQUAL "/lib64" AND NOT "${QT_LIBRARY_DIR}" STREQUAL "/usr/lib64") set(QT_NEED_RPATH TRUE) endif() endif() # The same might be true on other systems for other libraries. # Then only enable RPATH if we have are building at least with cmake 2.4, # since this one has much better RPATH features than cmake 2.2. # The executables are then built with the RPATH for the libraries outside # the build tree, which is both the build and the install RPATH. if (UNIX) if( CMAKE_USE_SYSTEM_CURL OR CMAKE_USE_SYSTEM_ZLIB OR CMAKE_USE_SYSTEM_EXPAT OR CTEST_USE_XMLRPC OR CURSES_NEED_RPATH OR QT_NEED_RPATH) set(CMAKE_SKIP_RPATH OFF CACHE INTERNAL "CMake built with RPATH.") set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE) endif() endif () # add the uninstall support configure_file( "${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake" @ONLY) add_custom_target(uninstall "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake") include (CMakeCPack.cmake) endif() # setup some Testing support (a macro defined in this file) CMAKE_SETUP_TESTING() if(NOT CMake_TEST_EXTERNAL_CMAKE) if(NOT CMake_VERSION_IS_RELEASE) if(CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS 4.2) set(C_FLAGS_LIST -Wcast-align -Werror-implicit-function-declaration -Wchar-subscripts -Wall -W -Wpointer-arith -Wwrite-strings -Wformat-security -Wmissing-format-attribute -fno-common -Wundef ) set(CXX_FLAGS_LIST -Wnon-virtual-dtor -Wcast-align -Wchar-subscripts -Wall -W -Wshadow -Wpointer-arith -Wformat-security -Wundef ) foreach(FLAG_LANG C CXX) foreach(FLAG ${${FLAG_LANG}_FLAGS_LIST}) if(NOT " ${CMAKE_${FLAG_LANG}_FLAGS} " MATCHES " ${FLAG} ") set(CMAKE_${FLAG_LANG}_FLAGS "${CMAKE_${FLAG_LANG}_FLAGS} ${FLAG}") endif() endforeach() endforeach() unset(C_FLAGS_LIST) unset(CXX_FLAGS_LIST) endif() endif() # build the remaining subdirectories add_subdirectory(Source) add_subdirectory(Utilities) endif() add_subdirectory(Tests) if(NOT CMake_TEST_EXTERNAL_CMAKE) if(BUILD_TESTING) CMAKE_SET_TARGET_FOLDER(CMakeLibTests "Tests") IF(TARGET CMakeServerLibTests) CMAKE_SET_TARGET_FOLDER(CMakeServerLibTests "Tests") ENDIF() endif() if(TARGET documentation) CMAKE_SET_TARGET_FOLDER(documentation "Documentation") endif() endif() # add a test add_test(SystemInformationNew "${CMAKE_CMAKE_COMMAND}" --system-information -G "${CMAKE_GENERATOR}" ) if(NOT CMake_TEST_EXTERNAL_CMAKE) # Install license file as it requires. install(FILES Copyright.txt DESTINATION ${CMAKE_DOC_DIR}) # Install script directories. install( DIRECTORY Help Modules Templates DESTINATION ${CMAKE_DATA_DIR} FILE_PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ DIRECTORY_PERMISSIONS OWNER_READ OWNER_EXECUTE OWNER_WRITE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE PATTERN "*.sh*" PERMISSIONS OWNER_READ OWNER_EXECUTE OWNER_WRITE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE REGEX "Help/dev($|/)" EXCLUDE ) # Install auxiliary files integrating with other tools. add_subdirectory(Auxiliary) endif()