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CMakeLists.txt
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CMakeLists.txt
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# Copyright (C) 2019-2024 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
if(WIN32)
cmake_minimum_required( VERSION 3.16 ) # For file(GET_RUNTIME_DEPENDENCIES)
else()
cmake_minimum_required( VERSION 3.14 )
endif()
set(CMAKE_C_STANDARD 90)
set(CMAKE_C_STANDARD_REQUIRED ON)
# CMAKE_CXX_STANDARD not set because we may need to match the compiler used to build LLVM.
# There's probably a good chance this issue will go away if using modern LLVM versions.
cmake_policy(SET CMP0087 NEW) # support generator expressions in install(CODE) and install(SCRIPT)
# Change this on a release:
# During active development: set(VERSION_SUFFIX "-devel-${TODAY}")
# For beta: set(VERSION_SUFFIX "-beta")
# For release candidate: set(VERSION_SUFFIX "-rc")
# For release: set(VERSION_SUFFIX "")
string(TIMESTAMP TODAY "%Y%m%d")
set(VERSION_SUFFIX "-devel-${TODAY}")
project( ClamAV
VERSION "1.5.0"
DESCRIPTION "ClamAV open source email, web, and end-point anti-virus toolkit." )
set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
include(Version)
set(PACKAGE_NAME "${PROJECT_NAME}")
set(PACKAGE_VERSION "${PROJECT_VERSION}")
set(PACKAGE_STRING "${PROJECT_NAME} ${PROJECT_VERSION}${VERSION_SUFFIX}")
set(PACKAGE_BUGREPORT "https://github.com/Cisco-Talos/clamav/issues")
set(PACKAGE_URL "https://www.clamav.net/")
HexVersion(PACKAGE_VERSION_NUM ${PROJECT_VERSION_MAJOR} ${PROJECT_VERSION_MINOR} ${PROJECT_VERSION_PATCH})
# libtool library versioning rules: http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
set(LIBCLAMAV_CURRENT 12)
set(LIBCLAMAV_REVISION 3)
set(LIBCLAMAV_AGE 0)
math(EXPR LIBCLAMAV_SOVERSION "${LIBCLAMAV_CURRENT} - ${LIBCLAMAV_AGE}")
set(LIBCLAMAV_VERSION "${LIBCLAMAV_SOVERSION}.${LIBCLAMAV_AGE}.${LIBCLAMAV_REVISION}")
HexVersion(LIBCLAMAV_VERSION_NUM ${LIBCLAMAV_CURRENT} ${LIBCLAMAV_REVISION} ${LIBCLAMAV_AGE})
set(LIBFRESHCLAM_CURRENT 3)
set(LIBFRESHCLAM_REVISION 2)
set(LIBFRESHCLAM_AGE 0)
math(EXPR LIBFRESHCLAM_SOVERSION "${LIBFRESHCLAM_CURRENT} - ${LIBFRESHCLAM_AGE}")
set(LIBFRESHCLAM_VERSION "${LIBFRESHCLAM_SOVERSION}.${LIBFRESHCLAM_AGE}.${LIBFRESHCLAM_REVISION}")
HexVersion(LIBFRESHCLAM_VERSION_NUM ${LIBFRESHCLAM_CURRENT} ${LIBFRESHCLAM_REVISION} ${LIBFRESHCLAM_AGE})
set(GENERATE_WARNING "WARNING: This file was generated by CMake. Do not edit!")
#
# Define C_LINUX and C_BSD because CMake only defines UNIX, APPLE, WIN32, MSVC
#
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
set(C_LINUX 1)
elseif(APPLE OR CMAKE_SYSTEM_NAME MATCHES "BSD")
set(C_BSD 1)
elseif(CMAKE_SYSTEM_NAME MATCHES "AIX")
set(AIX TRUE)
endif()
# Git optionally used to add commit info into build to differentiate in bug reports.
find_package(Git)
if(Git_FOUND)
# Store git description into variable
execute_process(COMMAND ${GIT_EXECUTABLE} describe --tags --always
OUTPUT_VARIABLE REPO_VERSION ERROR_QUIET)
if("${REPO_VERSION}" MATCHES "")
unset(REPO_VERSION)
else()
string(STRIP ${REPO_VERSION} REPO_VERSION)
endif()
endif()
# Enable use of pkg-config to find dependencies.
find_package(PkgConfig QUIET)
#
# Load Build Options
#
# CMake Option default values:
set(MAINTAINER_MODE_DEFAULT OFF)
set(ENABLE_APP_DEFAULT ON)
if(WIN32 OR APPLE)
set(ENABLE_MILTER_DEFAULT OFF)
else()
set(ENABLE_MILTER_DEFAULT ON)
endif()
if(C_LINUX)
set(ENABLE_CLAMONACC_DEFAULT ON)
else()
set(ENABLE_CLAMONACC_DEFAULT OFF)
endif()
set(ENABLE_EXAMPLES_DEFAULT OFF)
set(ENABLE_TESTS_DEFAULT ON)
if(WIN32)
set(ENABLE_MAN_PAGES_DEFAULT OFF)
else()
set(ENABLE_MAN_PAGES_DEFAULT ON)
endif()
set(ENABLE_DOXYGEN_DEFAULT OFF)
set(ENABLE_UNRAR_DEFAULT ON)
set(ENABLE_SYSTEMD_DEFAULT ON)
# See CMakeOptions.cmake for additional options.
include(CMakeOptions.cmake)
# Set build type to RelWithDebInfo if not specified.
# This must be done before pulling in the Rust module
# or else the default build will be Debug for Rust stuffs.
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "Choose the build type" FORCE)
# Include "None" as option to disable any additional (optimization) flags,
# relying on just CMAKE_C_FLAGS and CMAKE_CXX_FLAGS (which are empty by
# default). These strings are presented in cmake-gui.
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
"None" "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
endif()
#
# Find Build Tools
#
if(MAINTAINER_MODE)
# Bison, Flex required to build Yara module for libclamav.
find_package(BISON REQUIRED)
find_package(FLEX REQUIRED)
# TODO: Gperf required to generate JS-normalization code.
# find_package(GPERF REQUIRED)
endif()
find_package(Rust REQUIRED)
if(ENABLE_FUZZ)
# We'd like the fuzz targets to be statically linked
set(ENABLE_STATIC_LIB ON)
set(ENABLE_SHARED_LIB OFF)
set(ENABLE_LIBCLAMAV_ONLY ON)
set(ENABLE_TESTS OFF)
set(OPTIMIZE OFF)
set(ENABLE_SYSTEMD OFF)
set(HAVE_MMAP OFF)
if(NOT DEFINED ENV{FUZZING_ENGINE})
# If you're not building in an oss-fuzz docker environment, you can build the fuzz targets by setting:
# bash: export CC=`which clang` && export CXX=`which clang++` && export SANITIZER=address/undefined/memory
# fish: export CC=(which clang) && export CXX=(which clang++) && export SANITIZER=address/undefined/memory
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=$ENV{SANITIZER},fuzzer-no-link -fsanitize-coverage=edge,indirect-calls")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=$ENV{SANITIZER},fuzzer-no-link -fsanitize-coverage=edge,indirect-calls")
endif()
endif()
if(ENABLE_STATIC_LIB AND NOT ENABLE_SHARED_LIB AND ENABLE_UNRAR)
# When building everything static, link in libunrar.
set(UNRAR_LINKED 1)
endif()
if(ENABLE_LIBCLAMAV_ONLY AND (ENABLE_APP OR ENABLE_EXAMPLES))
# Remember when disabled options are disabled for later diagnostics.
set(ENABLE_LIB_ONLY_DISABLED_OTHERS 1)
else()
set(ENABLE_LIB_ONLY_DISABLED_OTHERS 0)
endif()
if(ENABLE_LIBCLAMAV_ONLY)
set(ENABLE_APP OFF)
set(ENABLE_EXAMPLES OFF)
endif()
#
# Set RPATH for custom install prefixes
#
if(APPLE AND NOT DO_NOT_SET_RPATH)
set(CMAKE_MACOSX_RPATH 1)
endif()
include(GNUInstallDirs)
if (NOT DEFINED CMAKE_INSTALL_RPATH AND NOT DO_NOT_SET_RPATH)
if(CMAKE_INSTALL_FULL_LIBDIR)
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_FULL_LIBDIR}")
else()
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
endif()
endif()
if("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
set(USING_CLANG ON)
else()
set(USING_CLANG OFF)
endif()
if(C_LINUX)
if(CMAKE_COMPILER_IS_GNUCXX OR USING_CLANG)
# Set _GNU_SOURCE for O_LARGEFILE, O_CLOEXEC, O_DIRECTORY, O_NOFOLLOW, etc flags on older systems
# (pre POSIX.1-2008: glibc 2.11 and earlier). #4042
set(_GNU_SOURCE 1)
endif()
endif()
#
# Use the `lib` prefix on Windows, to match previous ClamAV build
#
if(LLVM_FOUND)
list(JOIN LLVM_LIBRARIES "," LLVM_LIBS)
list(JOIN LLVM_LIBRARY_DIRS "," LLVM_DIRS)
endif()
if(WIN32)
set(CMAKE_SHARED_LIBRARY_PREFIX "lib")
set(CMAKE_STATIC_LIBRARY_PREFIX "lib")
endif()
#
# Find Test dependencies
#
if(ENABLE_TESTS)
# Used for the libclamav unit test framework
find_package(Libcheck REQUIRED)
# Used to generate the test files and for the application feature test framework
# In distros that support multiple implementations of python it is helpful to specify the impl to use
if(DEFINED PYTHON_FIND_VERSION)
find_package(Python3 EXACT ${PYTHON_FIND_VERSION} REQUIRED)
else()
find_package(Python3 REQUIRED)
# Not requesting a specific python impl; try using pytest from the PATH
execute_process(
COMMAND pytest --version
RESULT_VARIABLE PYTEST_EXIT_CODE
ERROR_QUIET OUTPUT_QUIET
)
if(${PYTEST_EXIT_CODE} EQUAL 0)
# pytest found in the path.
set(PythonTest_COMMAND "pytest;-v")
endif()
endif()
if("${PythonTest_COMMAND}" STREQUAL "")
# Not in the path or specified a python impl; try using: python3 -m pytest
execute_process(
COMMAND ${Python3_EXECUTABLE} -m pytest --version
RESULT_VARIABLE PYTEST_MODULE_EXIT_CODE
ERROR_QUIET OUTPUT_QUIET
)
if(${PYTEST_MODULE_EXIT_CODE} EQUAL 0)
# pytest isn't in the path, but the Python 3 we found has it.
set(PythonTest_COMMAND "${Python3_EXECUTABLE};-m;pytest;-v")
else()
# pytest couldn't be found, verify that we can at least use: python3 -m unittest
execute_process(
COMMAND ${Python3_EXECUTABLE} -m unittest --help
RESULT_VARIABLE UNITTEST_MODULE_EXIT_CODE
ERROR_QUIET OUTPUT_QUIET
)
if(${UNITTEST_MODULE_EXIT_CODE} EQUAL 0)
# No pytest :-(, but we'll get by with unittest
message("Python 3 package 'pytest' is not installed for ${Python3_EXECUTABLE} and is not available in your PATH.")
message("Failed unit tests will be easier to read if you install pytest.")
message("Eg: python3 -m pip install --user pytest")
set(PythonTest_COMMAND "${Python3_EXECUTABLE};-m;unittest;--verbose")
else()
# No unittest either!
# Some weird Python installations do exist that lack standard modules like unittest.
# Let's make sure these folks know the Python 3 install we found won't cut it.
message("Python 3 found: ${Python3_EXECUTABLE}, but it is missing the unittest module (weird!).")
message(FATAL_ERROR "The tests won't work with this Python installation. You can disable the tests by reconfiguring with: -D ENABLE_TESTS=OFF")
endif()
endif()
endif()
# Check for valgrind. If it exists, we'll enable extra tests that use valgrind.
if(C_LINUX)
find_package(Valgrind)
endif()
endif()
#
# Configure CPack
# - for installers
# - for source tarball
#
if (WIN32)
find_package(PThreadW32)
set(HAVE_PTHREAD_H 1)
set(_REENTRANT 1)
set(CL_THREAD_SAFE 1)
else()
set(CMAKE_THREAD_PREFER_PTHREAD 1)
find_package(Threads)
if(Threads_FOUND AND CMAKE_USE_PTHREADS_INIT)
set(HAVE_PTHREAD_H 1)
set(_REENTRANT 1)
set(CL_THREAD_SAFE 1)
endif()
endif()
#
# Configure CPack
# - for installers
# - for source tarball
#
set(CPACK_PACKAGE_NAME ${PACKAGE_STRING})
#set(CPACK_PACKAGE_ICON ${PROJECT_SOURCE_DIR}/logo.png)
#set(CPACK_PACKAGE_RELOCATABLE TRUE)
set(CPACK_STRIP_FILES TRUE)
set(CPACK_PACKAGE_VERSION_MAJOR ${CLAMAV_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${CLAMAV_VERSION_MINOR})
set(CPACK_PACKAGE_VERSION_PATCH ${CLAMAV_VERSION_PATCH})
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY ${PROJECT_DESCRIPTION})
set(CPACK_PACKAGE_CONTACT https://www.clamav.net/)
# point to readme and license files
set(CPACK_RESOURCE_FILE_README ${PROJECT_SOURCE_DIR}/README.md)
set(CPACK_RESOURCE_FILE_LICENSE ${PROJECT_SOURCE_DIR}/COPYING.txt)
set(CPACK_PACKAGE_FILE_NAME clamav-${PROJECT_VERSION}${VERSION_SUFFIX})
set(CPACK_SOURCE_GENERATOR "TGZ")
set(CPACK_SOURCE_PACKAGE_FILE_NAME ${CPACK_PACKAGE_FILE_NAME})
set(CPACK_SOURCE_IGNORE_FILES "\\.git/" ".*~$" "^${CMAKE_BINARY_DIR}")
set(CPACK_VERBATIM_VARIABLES YES)
if (WIN32)
set(CMAKE_INSTALL_SYSTEM_RUNTIME_DESTINATION .)
include(InstallRequiredSystemLibraries)
set(CPACK_GENERATOR "ZIP;WIX")
set(CPACK_PACKAGE_VENDOR "Cisco Systems, Inc.")
set(CPACK_PACKAGE_FILE_NAME ${CPACK_PACKAGE_FILE_NAME}.win.${CMAKE_VS_PLATFORM_NAME})
NumberToHex(${PROJECT_VERSION_MAJOR} HEX_MAJOR)
NumberToHex(${PROJECT_VERSION_MINOR} HEX_MINOR)
NumberToHex(${PROJECT_VERSION_PATCH} HEX_PATCH)
SET(CPACK_WIX_PRODUCT_GUID "D9F136C1-3691-47E3-9079-4FE9C9${HEX_MAJOR}${HEX_MINOR}${HEX_PATCH}")
SET(CPACK_WIX_UPGRADE_GUID "D9F136C1-3691-47E3-9079-4FE9C9${HEX_MAJOR}0000")
SET(CPACK_WIX_PRODUCT_ICON ${CMAKE_CURRENT_SOURCE_DIR}/win32/res/clam.ico)
SET(CPACK_WIX_UI_BANNER ${CMAKE_CURRENT_SOURCE_DIR}/win32/wix_ui_banner.bmp)
SET(CPACK_WIX_UI_DIALOG ${CMAKE_CURRENT_SOURCE_DIR}/win32/wix_ui_dialog.bmp)
SET(CPACK_WIX_CMAKE_PACKAGE_REGISTRY ClamAV)
set(CPACK_PACKAGE_INSTALL_DIRECTORY "ClamAV")
install(
FILES
${CMAKE_CURRENT_SOURCE_DIR}/NEWS.md
${CMAKE_CURRENT_SOURCE_DIR}/README.md
DESTINATION ".")
elseif(APPLE)
set(CPACK_PACKAGE_NAME ClamAV)
set(CPACK_GENERATOR productbuild)
set(CPACK_PACKAGE_FILE_NAME ${CPACK_PACKAGE_FILE_NAME}.macos.universal)
set(CPACK_PACKAGE_VENDOR "cisco") # For Apple, creates short name com.cisco.clamav.xxx in pkgutil
# productbuild requires components or it won't add anything to the PKG
set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
set(CPACK_COMPONENT_LIBRARIES_DESCRIPTION "The ClamAV libraries including the header files for C/C++ development.")
set(CPACK_COMPONENT_DOCUMENTATION_DISPLAY_NAME "Documentation")
set(CPACK_COMPONENT_DOCUMENTATION_DESCRIPTION "Manpages and HTML documentation.")
set(CPACK_COMPONENT_PROGRAMS_DISPLAY_NAME "Programs")
set(CPACK_COMPONENT_PROGRAMS_DESCRIPTION "The ClamAV toolkit.")
# dependencies between components
set(CPACK_COMPONENT_DOCUMENTATION_DEPENDS libraries)
set(CPACK_COMPONENT_PROGRAMS_DEPENDS libraries)
set(CPACK_COMPONENT_LIBRARIES_REQUIRED ON) # always install the libs
set(CPACK_COMPONENTS_ALL libraries documentation programs)
if(CLAMAV_SIGN_FILE)
# This tells Xcode's signing phase to pretend that the binary was signed by the linker.
# Then install_name_tool is willing to revise the ad-hoc signature.
# See: https://gitlab.kitware.com/cmake/cmake/-/issues/21854#note_907691
set(CMAKE_XCODE_ATTRIBUTE_OTHER_CODE_SIGN_FLAGS "-o linker-signed")
# Stripping the files will invalidate the signatures.
set(CPACK_STRIP_FILES FALSE)
# Convert NEWS.md to HTML to match Apple productbuild requirements.
# Not in the path, try using: python3 -m pytest
execute_process(
COMMAND ${Python3_EXECUTABLE} -m markdown --version
RESULT_VARIABLE MARKDOWN_MODULE_EXIT_CODE
ERROR_QUIET OUTPUT_QUIET
)
if(${MARKDOWN_MODULE_EXIT_CODE} EQUAL 0)
# The markdown module is installed, we can do the conversion.
execute_process(
COMMAND echo "<html><body>"
OUTPUT_FILE ${CMAKE_CURRENT_BINARY_DIR}/prefix.html)
execute_process(
COMMAND ${Python3_EXECUTABLE} -m markdown ${CMAKE_CURRENT_SOURCE_DIR}/NEWS.md
OUTPUT_FILE ${CMAKE_CURRENT_BINARY_DIR}/body.html)
execute_process(
COMMAND echo "</html></body>"
OUTPUT_FILE ${CMAKE_CURRENT_BINARY_DIR}/suffix.html)
execute_process(
COMMAND cat ${CMAKE_CURRENT_BINARY_DIR}/prefix.html
${CMAKE_CURRENT_BINARY_DIR}/body.html
${CMAKE_CURRENT_BINARY_DIR}/suffix.html
OUTPUT_FILE ${CMAKE_CURRENT_BINARY_DIR}/NEWS.html)
set(CPACK_RESOURCE_FILE_README ${PROJECT_BINARY_DIR}/NEWS.html)
else()
message("Failed to detect the Python 3 'markdown' package.")
message(FATAL_ERROR "Try running 'pip3 install --user markdown' and then try again.")
endif()
endif()
elseif(C_BSD)
# User must specify `-G FreeBSD` when building FreeBSD packages
# Disclaimer: doesn't seem to actually exist, despite being in the documentation.
set(CPACK_PACKAGE_NAME clamav)
set(CPACK_PACKAGE_FILE_NAME ${CPACK_PACKAGE_FILE_NAME}.freebsd.${CMAKE_SYSTEM_PROCESSOR})
set(CPACK_FREEBSD_PACKAGE_LICENSE "GPLv2")
set(CPACK_FREEBSD_PACKAGE_MAINTAINER "https://www.clamav.net/")
else()
# User must specify `-G DEB` or `-G RPM` when building Linux packages
set(CPACK_PACKAGE_NAME clamav)
set(CPACK_PACKAGE_VERSION ${PROJECT_VERSION}${VERSION_SUFFIX})
set(CPACK_PACKAGE_FILE_NAME ${CPACK_PACKAGE_FILE_NAME}.linux.${CMAKE_SYSTEM_PROCESSOR})
set(CPACK_RPM_PACKAGE_LICENSE "GPLv2")
set(CPACK_RPM_PACKAGE_AUTOREQ " no")
set(CPACK_RPM_EXCLUDE_FROM_AUTO_FILELIST_ADDITION "/usr/sbin"
"/usr/local"
"/usr/local/bin"
"/usr/local/etc"
"/usr/local/include"
"/usr/local/lib"
"/usr/local/sbin"
"/usr/local/share"
"/usr/local/share/man"
"/usr/local/share/man/man1"
"/usr/local/share/man/man5"
"/usr/local/share/man/man8"
)
endif()
# Including CPack must be the very last CPack thing we do.
include(CPack)
# libclamav efficacy dependencies
find_package(OpenSSL REQUIRED)
find_package(ZLIB REQUIRED)
find_package(BZip2 REQUIRED)
# Disable CMAKE_FIND_PACKAGE_PREFER_CONFIG, temporarily, because
# we don't presently support the using libxml2's Config.cmake
set(PACKAGE_PREFER_CONFIG_BAK ${CMAKE_FIND_PACKAGE_PREFER_CONFIG})
set(CMAKE_FIND_PACKAGE_PREFER_CONFIG FALSE)
find_package(LibXml2 REQUIRED)
# Restore the requested CMAKE_FIND_PACKAGE_PREFER_CONFIG setting
set(CMAKE_FIND_PACKAGE_PREFER_CONFIG ${PACKAGE_PREFER_CONFIG_BAK})
find_package(PCRE2 REQUIRED)
# libclamav feature dependencies
if(NOT WIN32)
find_package(Iconv REQUIRED)
# Set variable required by libclamav to use iconv
set(HAVE_ICONV 1)
endif()
if(ENABLE_JSON_SHARED)
set(JSONC_USE_STATIC OFF)
else()
set(JSONC_USE_STATIC ON)
endif()
find_package(JSONC REQUIRED)
set(LLVM_MAX_VER "13")
set(LLVM_MIN_VER "8")
string (TOLOWER ${BYTECODE_RUNTIME} bytecodeRuntime)
if(${bytecodeRuntime} STREQUAL "llvm")
if(DEFINED LLVM_ROOT_DIR AND DEFINED LLVM_FIND_VERSION)
find_package(LLVM EXACT ${LLVM_FIND_VERSION} REQUIRED HINTS ${LLVM_ROOT_DIR})
elseif(DEFINED LLVM_ROOT_DIR)
find_package(LLVM REQUIRED HINTS ${LLVM_ROOT_DIR})
elseif(DEFINED LLVM_FIND_VERSION)
find_package(LLVM EXACT ${LLVM_FIND_VERSION} REQUIRED)
else()
set (LLVM_FIND_VERSION ${LLVM_MIN_VER})
find_package(LLVM REQUIRED)
endif()
if(LLVM_FOUND)
if (LLVM_AVAILABLE_LIBS)
message(STATUS "LLVM found using LLVMConfig.cmake")
set(LLVM_LIBRARIES ${LLVM_AVAILABLE_LIBS})
else()
message(STATUS "LLVM found using FindLLVM.cmake")
set(LLVM_PACKAGE_VERSION ${LLVM_VERSION_STRING})
if (${LLVM_VERSION_STRING} VERSION_GREATER_EQUAL "9.0.0" AND ${LLVM_VERSION_STRING} VERSION_LESS "10.0.0")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNDEBUG")
endif()
endif()
math(EXPR TOO_HIGH_VERSION "${LLVM_MAX_VER} + 1" OUTPUT_FORMAT DECIMAL)
if(${LLVM_PACKAGE_VERSION} VERSION_LESS ${LLVM_MIN_VER})
message(FATAL_ERROR "LLVM version ${LLVM_PACKAGE_VERSION} is too old")
elseif (${LLVM_PACKAGE_VERSION} VERSION_GREATER_EQUAL ${TOO_HIGH_VERSION} )
message(FATAL_ERROR "LLVM version ${LLVM_PACKAGE_VERSION} is too new")
else()
message(STATUS "LLVM version ${LLVM_PACKAGE_VERSION} found")
endif()
# Set variable required by libclamav to use llvm instead of interpreter
set(LLVM_VERSION ${LLVM_VERSION_MAJOR}${LLVM_VERSION_MINOR})
endif()
endif()
if(APPLE)
find_library(APPLE_CORE_FOUNDATION CoreFoundation)
if (NOT APPLE_CORE_FOUNDATION)
message(FATAL_ERROR "Apple CoreFoundation framework not found")
endif()
find_library(APPLE_SECURITY Security)
if (NOT APPLE_SECURITY)
message(FATAL_ERROR "Apple Security framework not found")
endif()
endif()
# libfreshclam & application dependencies
if(NOT ENABLE_LIBCLAMAV_ONLY)
find_package(CURL REQUIRED)
if(ENABLE_APP)
find_package(CURSES REQUIRED)
if(NOT WIN32 AND ENABLE_MILTER)
find_package(Milter REQUIRED)
endif()
if(C_LINUX AND ENABLE_SYSTEMD)
find_package(SYSTEMD)
if(SYSTEMD_FOUND)
set(HAVE_SYSTEMD 1)
endif()
endif()
endif()
endif()
# Do not disable assertions based on CMAKE_BUILD_TYPE.
foreach(_build_type "Release" "MinSizeRel" "RelWithDebInfo")
foreach(_lang C CXX)
string(TOUPPER "CMAKE_${_lang}_FLAGS_${_build_type}" _var)
string(REGEX REPLACE "(^|)[/-]D *NDEBUG($|)" " " ${_var} "${${_var}}")
endforeach()
endforeach()
# Disable optimizations if OPTIMIZE=OFF
if(NOT OPTIMIZE)
# Get rid of any previous optimization flag settings...
string(REGEX REPLACE "(\-O[011123456789])" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
string(REGEX REPLACE "(\-O[011123456789])" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
# ...And substitute our own.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O0")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O0")
endif()
# Support the latest c++ standard available.
include(ExtractValidFlags)
foreach(_cxx1x_flag -std=c++14 -std=c++11)
extract_valid_cxx_flags(_cxx1x_flag_supported ${_cxx1x_flag})
if(_cxx1x_flag_supported)
set(CXX1XCXXFLAGS ${_cxx1x_flag})
break()
endif()
endforeach()
# Always use '-fPIC'/'-fPIE' option if OS is not Haiku.
if(NOT HAIKU)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
endif()
# Checks for header files.
include(CheckIncludeFile)
check_include_file("arpa/inet.h" HAVE_ARPA_INET_H)
check_include_file("fcntl.h" HAVE_FCNTL_H)
check_include_file("grp.h" HAVE_GRP_H)
check_include_file("limits.h" HAVE_LIMITS_H)
check_include_file("malloc.h" HAVE_MALLOC_H)
check_include_file("netdb.h" HAVE_NETDB_H)
check_include_file("netinet/in.h" HAVE_NETINET_IN_H)
check_include_file("poll.h" HAVE_POLL_H)
check_include_file("pwd.h" HAVE_PWD_H)
check_include_file("stdbool.h" HAVE_STDBOOL_H)
check_include_file("stdlib.h" HAVE_STDLIB_H)
check_include_file("string.h" HAVE_STRING_H)
check_include_file("strings.h" HAVE_STRINGS_H)
check_include_file("sys/cdefs.h" HAVE_SYS_CDEFS_H)
check_include_file("sys/dl.h" HAVE_SYS_DL_H)
check_include_file("sys/fileio.h" HAVE_SYS_FILIO_H)
check_include_file("sys/mman.h" HAVE_SYS_MMAN_H)
check_include_file("sys/param.h" HAVE_SYS_PARAM_H)
check_include_file("sys/queue.h" HAVE_SYS_QUEUE_H)
check_include_file("sys/select.h" HAVE_SYS_SELECT_H)
check_include_file("sys/socket.h" HAVE_SYS_SOCKET_H)
check_include_file("sys/stat.h" HAVE_SYS_STAT_H)
check_include_file("sys/time.h" HAVE_SYS_TIME_H)
check_include_file("sys/times.h" HAVE_SYS_TIMES_H)
check_include_file("sys/uio.h" HAVE_SYS_UIO_H)
check_include_file("syslog.h" USE_SYSLOG)
check_include_file("termios.h" HAVE_TERMIOS_H)
check_include_file("time.h" HAVE_TIME_H)
check_include_file("unistd.h" HAVE_UNISTD_H)
check_include_file("sys/fanotify.h" HAVE_SYS_FANOTIFY_H)
if(WIN32)
set(HAVE_RESOLV_H 1)
set(HAVE_DIRENT_H 1)
set(HAVE_DLFCN_H 1)
else()
if(APPLE)
set(BIND_8_COMPAT 1)
endif()
check_include_file("resolv.h" HAVE_RESOLV_H)
if(CMAKE_SYSTEM_NAME STREQUAL FreeBSD AND EXISTS /usr/include/resolv.h)
# This hack because check_include_file() can't find "resolv.h" on FreeBSD.
set(HAVE_RESOLV_H 1)
endif()
check_include_file("dirent.h" HAVE_DIRENT_H)
check_include_file("dlfcn.h" HAVE_DLFCN_H)
endif()
# int-types variants
check_include_file("inttypes.h" HAVE_INTTYPES_H)
check_include_file("sys/inttypes.h" HAVE_SYS_INTTYPES_H)
check_include_file("sys/int_types.h" HAVE_SYS_INT_TYPES_H)
check_include_file("stdint.h" HAVE_STDINT_H)
# this hack required to silence warnings on systems with inttypes.h
# because json-c's inttypes header isn't generated for each system. Hooray C!
if(HAVE_INTTYPES_H)
set(JSON_C_HAVE_INTTYPES_H 1)
endif()
include(CheckTypeSize)
# Checks for typedefs, structures, and compiler characteristics.
# AC_TYPE_SIZE_T
check_type_size("ssize_t" SIZEOF_SSIZE_T)
if(SIZEOF_SSIZE_T STREQUAL "")
# ssize_t is a signed type in POSIX storing at least -1.
# Set it to "int" to match the behavior of AC_TYPE_SSIZE_T (autotools).
set(SSIZE_T_DEF "typedef int ssize_t;")
endif()
check_type_size("off_t" SIZEOF_OFF_T)
if(SIZEOF_OFF_T STREQUAL "")
# off_t is a signed type in POSIX no narrower than int.
# Set it to "long int" to match the behavior of AC_TYPE_OFF_T (autotools).
set(OFF_T_DEF "typedef long int off_t;")
endif()
check_type_size("int" SIZEOF_INT)
check_type_size("short" SIZEOF_SHORT)
check_type_size("long" SIZEOF_LONG)
check_type_size("long long" SIZEOF_LONG_LONG)
#
# Variables for clamav-types.h.in
#
#TODO: Move this to a .cmake file
if(HAVE_SYS_INT_TYPES_H)
set(INT_TYPES_HEADER "#include <sys/int_types.h>")
elseif(HAVE_INTTYPES_H)
set(INT_TYPES_HEADER "#include <inttypes.h>")
elseif(HAVE_STDINT_H)
set(INT_TYPES_HEADER "#include <stdint.h>")
elseif(WIN32 AND MSVC)
# Windows / Visual C++ (not Cygwin), stdint.h should exist.
set(INT_TYPES_HEADER "#include <stdint.h>")
else()
# No int types header available. We'll define the types manually.
set(INT8_DEF "typedef signed char int8_t;")
set(UINT8_DEF "typedef unsigned char uint8_t;")
if(SIZEOF_INT EQUAL 2)
set(INT16_DEF "typedef signed int int16_t;")
set(UINT16_DEF "typedef unsigned int uint16_t;")
elseif(SIZEOF_SHORT EQUAL 2)
set(INT16_DEF "typedef signed short int16_t;")
set(UINT16_DEF "typedef unsigned short uint16_t;")
endif()
if(SIZEOF_INT EQUAL 4)
set(INT32_DEF "typedef signed int int32_t;")
set(UINT32_DEF "typedef unsigned int uint32_t;")
elseif(SIZEOF_LONG EQUAL 4)
set(INT32_DEF "typedef signed long int32_t;")
set(UINT32_DEF "typedef unsigned long uint32_t;")
endif()
if(SIZEOF_LONG EQUAL 8)
set(INT64_DEF "typedef signed long int64_t;")
set(UINT64_DEF "typedef unsigned long uint64_t;")
elseif(SIZEOF_LONG_LONG EQUAL 8)
set(INT64_DEF "typedef signed long long int64_t;")
set(UINT64_DEF "typedef unsigned long long uint64_t;")
endif()
endif()
# Always do this
if(SIZEOF_INT EQUAL 4)
set(DEFINE_SF32_PREFIX "#define _SF32_PREFIX \"\"")
elseif(SIZEOF_LONG EQUAL 4)
set(DEFINE_SF32_PREFIX "#define _SF32_PREFIX \"l\"")
endif()
if(SIZEOF_LONG EQUAL 8)
set(DEFINE_SF64_PREFIX "#define _SF64_PREFIX \"l\"")
elseif(SIZEOF_LONG_LONG EQUAL 8)
set(DEFINE_SF64_PREFIX "#define _SF64_PREFIX \"ll\"")
endif()
# Check for restrict keyword
#TODO: Move this to a .cmake file
foreach( ac_kw __restrict __restrict__ _Restrict restrict )
check_c_source_compiles(
"
typedef int * int_ptr;
int foo (int_ptr ${ac_kw} ip) {
return ip[0];
}
int main() {
int s[1];
int * ${ac_kw} t = s;
t[0] = 0;
return foo(t);
}
"
HAVE_RESTRICT )
if( HAVE_RESTRICT )
set( ac_cv_c_restrict ${ac_kw} )
break()
endif()
endforeach()
if( HAVE_RESTRICT )
set( restrict ${ac_cv_c_restrict} )
endif()
# Define inline macro as needed.
include(TestInline)
# Determine if _FILE_OFFSET_BITS 64 needs to be set to handle large files.
include(CheckFileOffsetBits)
# Determine how to pack structs on this platform.
include(CheckStructPacking)
# Check for signed right shift implementation.
include(CheckSignedRightShift)
# Check if systtem fts implementation available
include(CheckFTS)
# Check if uname(2) follows POSIX standard.
include(CheckUnamePosix)
# Check support for file descriptor passing
include(CheckFDPassing)
# Check if big-endian
include(TestBigEndian)
TEST_BIG_ENDIAN(WORDS_BIGENDIAN)
include(CheckStructHasMember)
check_struct_has_member("struct tm" tm_gmtoff time.h HAVE_STRUCT_TM_TM_GMTOFF)
# Check size of pointer to decide we need 8 bytes alignment adjustment.
check_type_size("int *" SIZEOF_INT_P)
check_type_size("time_t" SIZEOF_TIME_T)
# Checks for library functions.
include(CheckSymbolExists)
check_symbol_exists(_Exit "stdlib.h" HAVE__EXIT)
check_symbol_exists(accept4 "sys/types.h" HAVE_ACCEPT4)
check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
check_symbol_exists(stat64 "sys/stat.h" HAVE_STAT64)
check_symbol_exists(strcasestr "string.h" HAVE_STRCASESTR)
check_symbol_exists(strerror_r "string.h" HAVE_STRERROR_R)
check_symbol_exists(strlcat "string.h" HAVE_STRLCAT)
check_symbol_exists(strlcpy "string.h" HAVE_STRLCPY)
check_symbol_exists(strndup "string.h" HAVE_STRNDUP)
check_symbol_exists(strnlen "string.h" HAVE_STRNLEN)
check_symbol_exists(strnstr "string.h" HAVE_STRNSTR)
check_symbol_exists(sysctlbyname "sysctl.h" HAVE_SYSCTLBYNAME)
check_symbol_exists(timegm "time.h" HAVE_TIMEGM)
check_symbol_exists(vsnprintf "stdio.h" HAVE_VSNPRINTF)
if(WIN32)
#set(HAVE_FSEEKO 1)
set(HAVE_GETADDRINFO 1)
set(HAVE_GETPAGESIZE 1)
set(HAVE_MKSTEMP 1)
set(HAVE_POLL 1)
else()
check_symbol_exists(fseeko "stdio.h" HAVE_FSEEKO)
check_symbol_exists(getaddrinfo "netdb.h" HAVE_GETADDRINFO)
check_symbol_exists(getpagesize "unistd.h" HAVE_GETPAGESIZE)
check_symbol_exists(mkstemp "unistd.h" HAVE_MKSTEMP)
check_symbol_exists(poll "poll.h" HAVE_POLL)
check_symbol_exists(setgroups "unistd.h" HAVE_SETGROUPS)
check_symbol_exists(setsid "unistd.h" HAVE_SETSID)
endif()
include(CheckSymbolExists)
# XXX does this correctly detect initgroups (un)availability on cygwin?
check_symbol_exists(initgroups grp.h HAVE_INITGROUPS)
if(NOT HAVE_INITGROUPS AND HAVE_UNISTD_H)
# FreeBSD declares initgroups() in unistd.h
check_symbol_exists(initgroups unistd.h HAVE_INITGROUPS2)
if(HAVE_INITGROUPS2)
set(HAVE_INITGROUPS 1)
endif()
endif()
set(WARNCFLAGS)
set(WARNCXXFLAGS)
if(CMAKE_C_COMPILER_ID MATCHES "MSVC")
if(ENABLE_WERROR)
set(WARNCFLAGS /WX)
set(WARNCXXFLAGS /WX)
endif()
else()
if(ENABLE_WERROR)
extract_valid_c_flags(WARNCFLAGS -Werror)
extract_valid_c_flags(WARNCXXFLAGS -Werror)
endif()
# For C compiler
extract_valid_c_flags(WARNCFLAGS
-Wall -Wextra
-Wformat-security
)
if(ENABLE_ALL_THE_WARNINGS)
extract_valid_c_flags(WARNCFLAGS
-Waddress
-Wattributes
-Wclobbered
-Wconversion
-Wdeclaration-after-statement
-Wdiv-by-zero
-Wempty-body
-Wendif-labels
-Wfloat-equal
-Wformat-nonliteral
-Winline
-Wmissing-declarations
-Wmissing-field-initializers
-Wmissing-noreturn
-Wmissing-prototypes
-Wnested-externs
#-Wno-format-nonliteral # May be required to pass format string as "const char*.
-Wpointer-arith
-Wpragmas
-Wredundant-decls
-Wshadow
-Wunreachable-code
-Wunused-parameter
-Wvla
-Wwrite-strings
-Wstrict-prototypes
-Wundef
-Wcast-align
-Wextended-offsetof # May be missing from GCC
-Wheader-guard # Only work with Clang for the moment
-Wlanguage-extension-token # May be missing from GCC
-Wmissing-variable-declarations # May be missing from GCC
#-Wpadded # Not used because we cannot change public structs
-Wshorten-64-to-32 # May be missing from GCC
-Wsign-conversion
#-Wswitch-enum # Not used because this basically disallows default case
-Wunreachable-code-break # May be missing from GCC
-Wunused-macros
)
endif()
# For C++ compiler
extract_valid_cxx_flags(WARNCXXFLAGS
-Wall
-Wformat-security
-Wno-comment # Disabled because LLVM's CFG.h has a warning about a multiline comment because of ascii-art of a graph with a `\` in it.
)
endif()
# autotools-compatible names
# Sphinx expects relative paths in the .rst files. Use the fact that the files
# below are all one directory level deep.
file(RELATIVE_PATH top_srcdir "${CMAKE_CURRENT_BINARY_DIR}/dir" "${CMAKE_CURRENT_SOURCE_DIR}")
file(RELATIVE_PATH top_builddir "${CMAKE_CURRENT_BINARY_DIR}/dir" "${CMAKE_CURRENT_BINARY_DIR}")
set(abs_top_srcdir "${CMAKE_CURRENT_SOURCE_DIR}")
set(abs_top_builddir "${CMAKE_CURRENT_BINARY_DIR}")
# libclamav.pc (pkg-config file)
set(prefix "${CMAKE_INSTALL_PREFIX}")
set(exec_prefix "${CMAKE_INSTALL_PREFIX}")
set(bindir "${CMAKE_INSTALL_FULL_BINDIR}")
set(sbindir "${CMAKE_INSTALL_FULL_SBINDIR}")
set(libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
set(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
set(VERSION "${PACKAGE_VERSION}")
# Absolute path of database directory
if(IS_ABSOLUTE ${DATABASE_DIRECTORY})
set(DATADIR "${DATABASE_DIRECTORY}")
else()
set(DATADIR "${CMAKE_INSTALL_PREFIX}/${DATABASE_DIRECTORY}")
endif()
# Absolute path of the applications' config directory
if(IS_ABSOLUTE ${APP_CONFIG_DIRECTORY})
set(CONFDIR "${APP_CONFIG_DIRECTORY}")
else()
set(CONFDIR "${CMAKE_INSTALL_PREFIX}/${APP_CONFIG_DIRECTORY}")
endif()
if(ENABLE_DEBUG)
set(CL_DEBUG 1)
endif()
if(ENABLE_EXPERIMENTAL)
set(CL_EXPERIMENTAL 1)
endif()
if(ENABLE_STRN_INTERNAL)
set(HAVE_STRNI 1)
endif()
if(ENABLE_FRESHCLAM_DNS_FIX)
set(FRESHCLAM_DNS_FIX 1)
endif()
if(ENABLE_FRESHCLAM_NO_CACHE)
set(FRESHCLAM_NO_CACHE 1)
endif()
set(SCANBUFF 131072) # scan buffer size
set(FILEBUFF 8192) # file i/o buffer size
if(APPLE)
set(C_DARWIN 1)
endif()
include(CheckFmapFeatures)
if(WIN32)
set(USE_MPOOL 1)
endif()
add_definitions(-DHAVE_CONFIG_H)
configure_file(clamav-config.h.cmake.in clamav-config.h)
configure_file(target.h.cmake.in target.h)
configure_file(platform.h.in platform.h)
configure_file(clamav-version.h.in clamav-version.h)
configure_file(clamav-types.h.in clamav-types.h)
if(WIN32)
#
# Windows-specific config stuff
#
# Windows resource file
set(CLAMAV_RES "")
configure_file(
win32/res/common.rc.in
${CMAKE_SOURCE_DIR}/win32/res/common.rc
@ONLY)
else()
#
# POSIX-specific config stuff
#
# Don't confuse clamav-config.in with clamav-config.h.in or clamav-config.h.cmake.in
configure_file(clamav-config.in
${CMAKE_CURRENT_BINARY_DIR}/clamav-config
@ONLY)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/clamav-config"
DESTINATION "${CMAKE_INSTALL_BINDIR}"
PERMISSIONS
OWNER_READ OWNER_WRITE OWNER_EXECUTE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE
COMPONENT libraries)
# pkg-config
configure_file(
libclamav.pc.in