https://github.com/Kitware/CMake
Tip revision: 6ab08c4e99469439900c1cdc02fd2452ab268a87 authored by Brad King on 10 July 2020, 10:49:28 UTC
CMake 3.18.0-rc4
CMake 3.18.0-rc4
Tip revision: 6ab08c4
CMakeLists.txt
# 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...3.15 FATAL_ERROR)
set(CMAKE_USER_MAKE_RULES_OVERRIDE_C ${CMAKE_CURRENT_SOURCE_DIR}/Source/Modules/OverrideC.cmake)
set(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX ${CMAKE_CURRENT_SOURCE_DIR}/Source/Modules/OverrideCXX.cmake)
project(CMake)
unset(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX)
unset(CMAKE_USER_MAKE_RULES_OVERRIDE_C)
# FIXME: This block should go away after a transition period.
if(MSVC AND NOT CMAKE_VERSION VERSION_LESS 3.15)
# Filter out MSVC runtime library flags that may have come from
# the cache of an existing build tree or from scripts.
foreach(l C CXX)
foreach(c DEBUG MINSIZEREL RELEASE RELWITHDEBINFO)
string(REGEX REPLACE "[-/]M[DT]d?( |$)" "" "CMAKE_${l}_FLAGS_${c}" "${CMAKE_${l}_FLAGS_${c}}")
endforeach()
endforeach()
endif()
# 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 ${CMake_SOURCE_DIR}/Source/Modules)
if(CMAKE_BOOTSTRAP)
# Running from bootstrap script. Set local variable and remove from cache.
set(CMAKE_BOOTSTRAP 1)
unset(CMAKE_BOOTSTRAP CACHE)
endif()
if(CMake_TEST_HOST_CMAKE)
get_filename_component(CMake_TEST_EXTERNAL_CMAKE "${CMAKE_COMMAND}" DIRECTORY)
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()
if(NOT CMAKE_VERSION VERSION_LESS 3.8)
include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx17_check.cmake)
else()
set(CMake_CXX17_BROKEN 1)
endif()
if(NOT CMake_CXX17_BROKEN)
set(CMAKE_CXX_STANDARD 17)
else()
include(${CMake_SOURCE_DIR}/Source/Checks/cm_cxx14_check.cmake)
if(NOT CMake_CXX14_BROKEN)
set(CMAKE_CXX_STANDARD 14)
else()
set(CMAKE_CXX_STANDARD 11)
endif()
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 ${NAME})
else()
set(COMPONENT)
endif()
endmacro()
# option to disable installing 3rd-party dependencies
option(CMake_INSTALL_DEPENDENCIES
"Whether to install 3rd-party runtime dependencies" OFF)
mark_as_advanced(CMake_INSTALL_DEPENDENCIES)
# option to build reference for CMake developers
option(CMake_BUILD_DEVELOPER_REFERENCE
"Build CMake Developer Reference" OFF)
mark_as_advanced(CMake_BUILD_DEVELOPER_REFERENCE)
# option to build using interprocedural optimizations (IPO/LTO)
if (NOT CMAKE_VERSION VERSION_LESS 3.12.2)
option(CMake_BUILD_LTO "Compile CMake with link-time optimization if supported" OFF)
if(CMake_BUILD_LTO)
include(CheckIPOSupported)
check_ipo_supported(RESULT HAVE_IPO)
if(HAVE_IPO)
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
endif()
endif()
endif()
#-----------------------------------------------------------------------
# a macro to deal with system libraries, implemented as a macro
# simply to improve readability of the main script
#-----------------------------------------------------------------------
macro(CMAKE_HANDLE_SYSTEM_LIBRARIES)
# Options have dependencies.
include(CMakeDependentOption)
# Allow the user to enable/disable all system utility library options by
# defining CMAKE_USE_SYSTEM_LIBRARIES or CMAKE_USE_SYSTEM_LIBRARY_${util}.
set(UTILITIES BZIP2 CURL EXPAT FORM JSONCPP LIBARCHIVE LIBLZMA LIBRHASH LIBUV NGHTTP2 ZLIB ZSTD)
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" "${CMAKE_USE_SYSTEM_LIBRARY_LIBARCHIVE}")
option(CMAKE_USE_SYSTEM_CURL "Use system-installed curl" "${CMAKE_USE_SYSTEM_LIBRARY_CURL}")
option(CMAKE_USE_SYSTEM_EXPAT "Use system-installed expat" "${CMAKE_USE_SYSTEM_LIBRARY_EXPAT}")
CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_ZLIB "Use system-installed zlib"
"${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"
"${CMAKE_USE_SYSTEM_LIBRARY_BZIP2}" "NOT CMAKE_USE_SYSTEM_LIBARCHIVE" ON)
CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_ZSTD "Use system-installed zstd"
"${CMAKE_USE_SYSTEM_LIBRARY_ZSTD}" "NOT CMAKE_USE_SYSTEM_LIBARCHIVE" ON)
CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_LIBLZMA "Use system-installed liblzma"
"${CMAKE_USE_SYSTEM_LIBRARY_LIBLZMA}" "NOT CMAKE_USE_SYSTEM_LIBARCHIVE" ON)
CMAKE_DEPENDENT_OPTION(CMAKE_USE_SYSTEM_NGHTTP2 "Use system-installed nghttp2"
"${CMAKE_USE_SYSTEM_LIBRARY_NGHTTP2}" "NOT CMAKE_USE_SYSTEM_CURL" 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
${CMake_BINARY_DIR}/Utilities/cmThirdParty.h
@ONLY)
endmacro()
#-----------------------------------------------------------------------
# a macro to determine the generator and ctest executable to use
# for testing. Simply to improve readability of the main script.
#-----------------------------------------------------------------------
macro(CMAKE_SETUP_TESTING)
if(BUILD_TESTING)
set(CMAKE_TEST_SYSTEM_LIBRARIES 0)
foreach(util CURL EXPAT ZLIB)
if(CMAKE_USE_SYSTEM_${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
${CMake_BINARY_DIR}/Testing/HTML/TestingResults/Icons/Logo.gif COPYONLY)
endif()
mark_as_advanced(DART_ROOT)
endmacro()
# Provide a way for Visual Studio Express users to turn OFF the new FOLDER
# organization feature. Default to ON for non-Express users. Express users must
# explicitly turn off this option to build CMake in the Express IDE...
#
option(CMAKE_USE_FOLDERS "Enable folder grouping of projects in IDEs." ON)
mark_as_advanced(CMAKE_USE_FOLDERS)
option(CMake_RUN_CLANG_TIDY "Run clang-tidy with the compiler." OFF)
if(CMake_RUN_CLANG_TIDY)
if(CMake_SOURCE_DIR STREQUAL CMake_BINARY_DIR)
message(FATAL_ERROR "CMake_RUN_CLANG_TIDY requires an out-of-source build!")
endif()
find_program(CLANG_TIDY_COMMAND NAMES clang-tidy)
if(NOT CLANG_TIDY_COMMAND)
message(FATAL_ERROR "CMake_RUN_CLANG_TIDY is ON but clang-tidy is not found!")
endif()
set(CMAKE_CXX_CLANG_TIDY "${CLANG_TIDY_COMMAND}")
# Create a preprocessor definition that depends on .clang-tidy content so
# the compile command will change when .clang-tidy changes. This ensures
# that a subsequent build re-runs clang-tidy on all sources even if they
# do not otherwise need to be recompiled. Nothing actually uses this
# definition. We add it to targets on which we run clang-tidy just to
# get the build dependency on the .clang-tidy file.
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;-w")
list(APPEND CMAKE_CXX_INCLUDE_WHAT_YOU_USE ${CMake_IWYU_OPTIONS})
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)
find_package(Threads)
# Suppress unnecessary checks in third-party code.
include(Utilities/cmThirdPartyChecks.cmake)
#---------------------------------------------------------------------
# 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}")
if(CMake_NO_CXX_STANDARD)
set(KWSYS_CXX_STANDARD "")
endif()
if(WIN32)
# FIXME: Teach KWSys to hard-code these checks on Windows.
set(KWSYS_C_HAS_CLOCK_GETTIME_MONOTONIC_COMPILED 0)
set(KWSYS_C_HAS_PTRDIFF_T_COMPILED 1)
set(KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H_COMPILED 1)
set(KWSYS_CXX_HAS_RLIMIT64_COMPILED 0)
set(KWSYS_CXX_HAS_SETENV_COMPILED 0)
set(KWSYS_CXX_HAS_UNSETENV_COMPILED 0)
set(KWSYS_CXX_HAS_UTIMENSAT_COMPILED 0)
set(KWSYS_CXX_HAS_UTIMES_COMPILED 0)
set(KWSYS_CXX_STAT_HAS_ST_MTIM_COMPILED 0)
set(KWSYS_CXX_STAT_HAS_ST_MTIMESPEC_COMPILED 0)
set(KWSYS_STL_HAS_WSTRING_COMPILED 1)
set(KWSYS_SYS_HAS_IFADDRS_H 0)
endif()
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.
if ((CMAKE_SYSTEM_NAME STREQUAL "AIX" OR CMAKE_SYSTEM_NAME STREQUAL "OS400") AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# using -isystem option generate error "template with C linkage"
include_directories("${CMake_SOURCE_DIR}/Utilities/std")
else()
include_directories(SYSTEM "${CMake_SOURCE_DIR}/Utilities/std")
endif()
include_directories("${CMake_BINARY_DIR}/Utilities")
if ((CMAKE_SYSTEM_NAME STREQUAL "AIX" OR CMAKE_SYSTEM_NAME STREQUAL "OS400") AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# using -isystem option generate error "template with C linkage"
include_directories("${CMake_SOURCE_DIR}/Utilities")
else()
include_directories(SYSTEM "${CMake_SOURCE_DIR}/Utilities")
endif()
#---------------------------------------------------------------------
# Build CMake std library for CMake and CTest.
set(CMAKE_STD_LIBRARY cmstd)
add_subdirectory(Utilities/std)
CMAKE_SET_TARGET_FOLDER(cmstd "Utilities/std")
# 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)
set(WITHOUT_ZLIB_DLL "")
set(WITHOUT_ZLIB_DLL_WITH_LIB cmzlib)
set(ZLIB_DLL "")
set(ZLIB_DLL_WITH_LIB cmzlib)
set(ZLIB_WINAPI "")
set(ZLIB_WINAPI_COMPILED 0)
set(ZLIB_WINAPI_WITH_LIB 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 ${CMAKE_ZLIB_LIBRARIES})
set(CMAKE_CURL_INCLUDES)
set(CMAKE_CURL_LIBRARIES cmcurl)
if(CMAKE_TESTS_CDASH_SERVER)
set(CMAKE_CURL_TEST_URL "${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)")
set(_CMAKE_USE_OPENSSL_DEFAULT ON)
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()
if(NOT CMAKE_USE_SYSTEM_NGHTTP2)
# Tell curl's FindNGHTTP2 module to use our library.
set(NGHTTP2_LIBRARY cmnghttp2)
set(NGHTTP2_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/Utilities/cmnghttp2/lib/includes)
endif()
add_subdirectory(Utilities/cmcurl)
CMAKE_SET_TARGET_FOLDER(cmcurl "Utilities/3rdParty")
CMAKE_SET_TARGET_FOLDER(LIBCURL "Utilities/3rdParty")
if(NOT CMAKE_USE_SYSTEM_NGHTTP2)
# Configure after curl to re-use some check results.
add_subdirectory(Utilities/cmnghttp2)
CMAKE_SET_TARGET_FOLDER(cmnghttp2 "Utilities/3rdParty")
endif()
endif()
#---------------------------------------------------------------------
# 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)
set(BZIP2_NEED_PREFIX "")
set(USE_BZIP2_DLL "")
set(USE_BZIP2_DLL_WITH_LIB cmbzip2)
set(USE_BZIP2_STATIC "")
set(USE_BZIP2_STATIC_WITH_LIB cmbzip2)
add_subdirectory(Utilities/cmbzip2)
CMAKE_SET_TARGET_FOLDER(cmbzip2 "Utilities/3rdParty")
endif()
endif()
#---------------------------------------------------------------------
# Build or use system zstd for libarchive.
if(NOT CMAKE_USE_SYSTEM_LIBARCHIVE)
if(NOT CMAKE_USE_SYSTEM_ZSTD)
set(ZSTD_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/Utilities/cmzstd")
set(ZSTD_LIBRARY cmzstd)
add_subdirectory(Utilities/cmzstd)
CMAKE_SET_TARGET_FOLDER(cmzstd "Utilities/3rdParty")
endif()
endif()
#---------------------------------------------------------------------
# Build or use system liblzma for libarchive.
if(NOT CMAKE_USE_SYSTEM_LIBARCHIVE)
if(CMAKE_USE_SYSTEM_LIBLZMA)
find_package(LibLZMA)
if(NOT LIBLZMA_FOUND)
message(FATAL_ERROR "CMAKE_USE_SYSTEM_LIBLZMA is ON but LibLZMA is not found!")
endif()
else()
add_subdirectory(Utilities/cmliblzma)
CMAKE_SET_TARGET_FOLDER(cmliblzma "Utilities/3rdParty")
set(LIBLZMA_HAS_AUTO_DECODER 1)
set(LIBLZMA_HAS_EASY_ENCODER 1)
set(LIBLZMA_HAS_LZMA_PRESET 1)
set(LIBLZMA_INCLUDE_DIR
"${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 3.3.3)
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_MBEDTLS OFF CACHE INTERNAL "Enable use of mbed TLS")
set(ENABLE_NETTLE OFF CACHE INTERNAL "Enable use of Nettle")
set(ENABLE_OPENSSL ${CMAKE_USE_OPENSSL} CACHE INTERNAL "Enable use of OpenSSL")
set(ENABLE_LIBB2 OFF CACHE INTERNAL "Enable the use of the system LIBB2 library if found")
set(ENABLE_LZMA ON CACHE INTERNAL "Enable the use of the system LZMA library if found")
set(ENABLE_LZ4 OFF CACHE INTERNAL "Enable the use of the system LZ4 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_ZSTD ON CACHE INTERNAL "Enable the use of the system zstd library if found")
set(ENABLE_LIBXML2 OFF CACHE INTERNAL "Enable the use of the system libxml2 library if found")
set(ENABLE_EXPAT OFF 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)")
SET(POSIX_REGEX_LIB "" CACHE INTERNAL "Choose what library should provide POSIX regular expression support")
add_subdirectory(Utilities/cmlibarchive)
CMAKE_SET_TARGET_FOLDER(cmlibarchive "Utilities/3rdParty")
set(CMAKE_TAR_LIBRARIES cmlibarchive ${BZIP2_LIBRARIES})
endif()
#---------------------------------------------------------------------
# Build jsoncpp library.
if(CMAKE_USE_SYSTEM_JSONCPP)
find_package(JsonCpp 1.4.1)
if(NOT JsonCpp_FOUND)
message(FATAL_ERROR
"CMAKE_USE_SYSTEM_JSONCPP is ON but a JsonCpp is not found!")
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
set_property(TARGET JsonCpp::JsonCpp APPEND PROPERTY
INTERFACE_COMPILE_OPTIONS -Wno-deprecated-declarations)
endif()
set(CMAKE_JSONCPP_LIBRARIES JsonCpp::JsonCpp)
else()
set(CMAKE_JSONCPP_LIBRARIES cmjsoncpp)
add_subdirectory(Utilities/cmjsoncpp)
CMAKE_SET_TARGET_FOLDER(cmjsoncpp "Utilities/3rdParty")
endif()
#---------------------------------------------------------------------
# Build libuv library.
if(CMAKE_USE_SYSTEM_LIBUV)
find_package(LibUV 1.10.0)
if(NOT LIBUV_FOUND)
message(FATAL_ERROR
"CMAKE_USE_SYSTEM_LIBUV is ON but a libuv is not found!")
endif()
set(CMAKE_LIBUV_LIBRARIES LibUV::LibUV)
else()
set(CMAKE_LIBUV_LIBRARIES cmlibuv)
add_subdirectory(Utilities/cmlibuv)
CMAKE_SET_TARGET_FOLDER(cmlibuv "Utilities/3rdParty")
endif()
#---------------------------------------------------------------------
# Use curses?
if (UNIX)
if(NOT DEFINED BUILD_CursesDialog)
include(${CMake_SOURCE_DIR}/Source/Checks/Curses.cmake)
option(BUILD_CursesDialog "Build the CMake Curses Dialog ccmake" "${CMakeCheckCurses_COMPILED}")
endif()
else ()
set(BUILD_CursesDialog 0)
endif ()
if(BUILD_CursesDialog)
set(CURSES_NEED_NCURSES TRUE)
find_package(Curses)
if(NOT CURSES_FOUND)
message(WARNING
"'ccmake' will not be built because Curses was not found.\n"
"Turn off BUILD_CursesDialog to suppress this message."
)
set(BUILD_CursesDialog 0)
endif()
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: ${_GXX_VERSION}")
endif()
endif()
endif()
#-----------------------------------------------------------------------
# The main section of the CMakeLists file
#
#-----------------------------------------------------------------------
include(Source/CMakeVersion.cmake)
# Include the standard Dart testing module
enable_testing()
include (${CMAKE_ROOT}/Modules/Dart.cmake)
# Set up test-time configuration.
set_directory_properties(PROPERTIES
TEST_INCLUDE_FILE "${CMake_BINARY_DIR}/Tests/EnforceConfig.cmake")
if(NOT CMake_TEST_EXTERNAL_CMAKE)
# where to write the resulting executables and libraries
set(BUILD_SHARED_LIBS OFF)
set(EXECUTABLE_OUTPUT_PATH "" CACHE INTERNAL "No configurable exe dir.")
set(LIBRARY_OUTPUT_PATH "" CACHE INTERNAL
"Where to put the libraries for CMake")
# Load install destinations.
include(Source/CMakeInstallDestinations.cmake)
if(BUILD_TESTING)
include(${CMake_SOURCE_DIR}/Tests/CMakeInstall.cmake)
endif()
# Checks for cmSystemTools.
if(WIN32)
set(HAVE_UNSETENV 0)
set(HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE 1)
else()
include(CheckSymbolExists)
CHECK_SYMBOL_EXISTS(unsetenv "stdlib.h" HAVE_UNSETENV)
CHECK_SYMBOL_EXISTS(environ "stdlib.h" HAVE_ENVIRON_NOT_REQUIRE_PROTOTYPE)
endif()
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${CMAKE_TESTS_CDASH_SERVER}" STREQUAL "x" AND NOT CMake_TEST_NO_NETWORK)
set(CMAKE_TESTS_CDASH_SERVER "http://open.cdash.org")
endif()
if(CMake_TEST_EXTERNAL_CMAKE)
set(KWIML_TEST_ENABLE 1)
add_subdirectory(Utilities/KWIML)
endif()
if(NOT CMake_TEST_EXTERNAL_CMAKE)
# build the utilities (a macro defined in this file)
CMAKE_BUILD_UTILITIES()
if(BUILD_QtDialog)
if(APPLE)
set(CMAKE_BUNDLE_VERSION
"${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()
endif()
if(UNIX)
# Install executables with the RPATH set for libraries outside the build tree.
# This is also suitable for binaries in the build tree. Avoid re-link on install.
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH ON CACHE BOOL "Install with RPATH set to find custom-built libraries.")
set(CMAKE_BUILD_WITH_INSTALL_RPATH ON CACHE BOOL "Build with RPATH set to match install-tree RPATH.")
mark_as_advanced(CMAKE_INSTALL_RPATH_USE_LINK_PATH CMAKE_BUILD_WITH_INSTALL_RPATH)
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} ${FLAG}")
endif()
endforeach()
endforeach()
unset(C_FLAGS_LIST)
unset(CXX_FLAGS_LIST)
endif()
endif()
# build the remaining subdirectories
add_subdirectory(Source)
add_subdirectory(Utilities)
endif()
add_subdirectory(Tests)
if(NOT CMake_TEST_EXTERNAL_CMAKE)
if(BUILD_TESTING)
CMAKE_SET_TARGET_FOLDER(CMakeLibTests "Tests")
IF(TARGET CMakeServerLibTests)
CMAKE_SET_TARGET_FOLDER(CMakeServerLibTests "Tests")
ENDIF()
endif()
if(TARGET documentation)
CMAKE_SET_TARGET_FOLDER(documentation "Documentation")
endif()
endif()
if(BUILD_TESTING)
add_test(SystemInformationNew "${CMAKE_CMAKE_COMMAND}"
--system-information -G "${CMAKE_GENERATOR}" )
endif()
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 ${CMAKE_DATA_DIR}
FILE_PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
DIRECTORY_PERMISSIONS OWNER_READ OWNER_EXECUTE OWNER_WRITE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
PATTERN "*.sh*" PERMISSIONS OWNER_READ OWNER_EXECUTE OWNER_WRITE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
REGEX "/(ExportImportList|cpp)$"
PERMISSIONS OWNER_READ OWNER_EXECUTE OWNER_WRITE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
REGEX "Help/(dev|guide)($|/)" EXCLUDE
)
# Install auxiliary files integrating with other tools.
add_subdirectory(Auxiliary)
# Optionally sign installed binaries.
if(CMake_INSTALL_SIGNTOOL)
configure_file(Source/CMakeInstallSignTool.cmake.in Source/CMakeInstallSignTool.cmake @ONLY)
install(SCRIPT ${CMAKE_CURRENT_BINARY_DIR}/Source/CMakeInstallSignTool.cmake)
endif()
endif()