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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.13)
project(retdec
LANGUAGES C CXX
VERSION 5.0
)
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/GetGitRevisionDescription.cmake)
get_git_head_revision(
RETDEC_GIT_REFSPEC
RETDEC_GIT_COMMIT_HASH
)
git_describe(
RETDEC_GIT_VERSION_TAG
"--tags"
)
string(TIMESTAMP RETDEC_BUILD_DATE UTC)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
# Set the default build type to 'Release'.
if(NOT CMAKE_BUILD_TYPE)
set(default_build_type "Release")
message(STATUS "Setting build type to '${default_build_type}' as none was specified.")
set(CMAKE_BUILD_TYPE "${default_build_type}" CACHE STRING "Choose the type of build." FORCE)
endif()
## Includes.
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/utils.cmake)
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/options.cmake)
# RetDec, and some dependencies (e.g. LLVM, Keystone), require Python 3.
find_package(Python3 3.4 REQUIRED)
set(PYTHON_EXECUTABLE ${Python3_EXECUTABLE})
### Variables.
## Repository directories.
set(RETDEC_CMAKE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
set(RETDEC_DEPS_DIR "${CMAKE_CURRENT_SOURCE_DIR}/deps")
set(RETDEC_DOC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/doc")
set(RETDEC_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/include")
set(RETDEC_SCRIPTS_DIR "${CMAKE_CURRENT_SOURCE_DIR}/scripts")
set(RETDEC_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/src")
set(RETDEC_SUPPORT_DIR "${CMAKE_CURRENT_SOURCE_DIR}/support")
set(RETDEC_TESTS_DIR "${CMAKE_CURRENT_SOURCE_DIR}/tests")
## Installation directories.
# Bins.
set(RETDEC_INSTALL_BIN_DIR "${CMAKE_INSTALL_BINDIR}")
set(RETDEC_INSTALL_BIN_DIR_ABS "${CMAKE_INSTALL_PREFIX}/${RETDEC_INSTALL_BIN_DIR}")
set(RETDEC_INSTALL_TESTS_DIR "${RETDEC_INSTALL_BIN_DIR}")
# Includes.
set(RETDEC_INSTALL_INCLUDE_DIR "${CMAKE_INSTALL_INCLUDEDIR}")
set(RETDEC_INSTALL_DEPS_INCLUDE_DIR "${RETDEC_INSTALL_INCLUDE_DIR}/retdec")
# Libs.
set(RETDEC_INSTALL_LIB_DIR "${CMAKE_INSTALL_LIBDIR}")
set(RETDEC_INSTALL_LIB_DIR_ABS "${CMAKE_INSTALL_PREFIX}/${RETDEC_INSTALL_LIB_DIR}")
# Data.
set(RETDEC_INSTALL_DATA_DIR "${CMAKE_INSTALL_DATADIR}/retdec")
set(RETDEC_INSTALL_CMAKE_DIR "${RETDEC_INSTALL_DATA_DIR}/cmake")
set(RETDEC_INSTALL_DOC_DIR "${RETDEC_INSTALL_DATA_DIR}/doc")
set(RETDEC_INSTALL_SUPPORT_DIR "${RETDEC_INSTALL_DATA_DIR}/support")
set(RETDEC_INSTALL_SUPPORT_DIR_ABS "${CMAKE_INSTALL_PREFIX}/${RETDEC_INSTALL_SUPPORT_DIR}")
# On Linux and macOS, set RPATH relative to the origin of the installed
# executables (i.e. relative to the bin directory). This allows us to move the
# installation directory into a different location after installation, which is
# useful e.g. when the installation is performed on one machine but we want to
# run the executables on a different machine.
#
# On Windows, there is no need to set anything as DLLs are installed into the
# bin directory, where they are automatically picked up by executables.
#
# For more details, see
# - https://github.com/avast/retdec/issues/77
# - https://cmake.org/Wiki/CMake_RPATH_handling
if(APPLE)
set(CMAKE_INSTALL_RPATH "@executable_path/../lib")
elseif(UNIX)
set(CMAKE_INSTALL_RPATH "$ORIGIN/../lib")
endif()
# Suppress superfluous ranlib warnings about "*.a" having no symbols on MacOSX.
if (APPLE)
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> -no_warning_for_no_symbols -c <TARGET>")
set(CMAKE_CXX_ARCHIVE_FINISH "<CMAKE_RANLIB> -no_warning_for_no_symbols -c <TARGET>")
endif()
# Build all external projects in the same directory that is directly inside the
# build directory. This reduces path lengths, which is important on Windows as
# there is a limit on how long a path can be.
set(EP_PREFIX "${PROJECT_BINARY_DIR}/external")
set_directory_properties(PROPERTIES EP_PREFIX "${EP_PREFIX}")
# Compilation warnings.
if(MSVC)
# For the moment, suppress all warnings when building with MSVC on Windows
# because there are too many warnings that clutter the build output (#106).
# We should investigate the warnings, fix them, and then enable their
# emission (e.g. by replacing /W0 with /W3 in the code below).
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W0" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0")
endif()
add_definitions(-D_SILENCE_CXX17_ITERATOR_BASE_CLASS_DEPRECATION_WARNING)
if(RETDEC_MSVC_STATIC_RUNTIME)
string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_RELEASE ${CMAKE_CXX_FLAGS_RELEASE})
string(REPLACE "/MD" "/MT" CMAKE_C_FLAGS_RELEASE ${CMAKE_C_FLAGS_RELEASE})
string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_RELWITHDEBINFO ${CMAKE_CXX_FLAGS_RELWITHDEBINFO})
string(REPLACE "/MD" "/MT" CMAKE_C_FLAGS_RELWITHDEBINFO ${CMAKE_C_FLAGS_RELWITHDEBINFO})
string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_MINSIZEREL ${CMAKE_CXX_FLAGS_MINSIZEREL})
string(REPLACE "/MD" "/MT" CMAKE_C_FLAGS_MINSIZEREL ${CMAKE_C_FLAGS_MINSIZEREL})
string(REPLACE "/MDd" "/MT" CMAKE_CXX_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
string(REPLACE "/MDd" "/MT" CMAKE_C_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG})
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /MT")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MT")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MT")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /MT")
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} /MT")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MT")
endif()
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR
CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR
CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
# Unify visibility to meet LLVM's default.
include(CheckCXXCompilerFlag)
check_cxx_compiler_flag("-fvisibility-inlines-hidden" SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG)
append_if(SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG "-fvisibility-inlines-hidden" CMAKE_CXX_FLAGS)
# Enable standard warnings.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
# Enable additional warnings that are not included in -Wall and -Wextra.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wcast-align")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wcast-qual")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wswitch-default")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wuninitialized")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wold-style-cast")
# Disable warnings that produce more headaches than use.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-parameter")
endif()
add_subdirectory(deps)
cond_add_subdirectory(doc RETDEC_DOC)
add_subdirectory(scripts)
add_subdirectory(src)
add_subdirectory(support)
add_subdirectory(tests)
# Create config version file.
write_basic_package_version_file(
"${CMAKE_CURRENT_BINARY_DIR}/retdec-config-version.cmake"
VERSION ${PROJECT_VERSION}
COMPATIBILITY ExactVersion
)
# Create main RetDec CMake config file.
configure_file(
"${CMAKE_CURRENT_LIST_DIR}/retdec-config.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/retdec-config.cmake"
@ONLY
)
# Install CMake files.
install(
FILES
"${CMAKE_CURRENT_BINARY_DIR}/retdec-config.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/retdec-config-version.cmake"
DESTINATION
"${RETDEC_INSTALL_CMAKE_DIR}"
)
# Install licenses, readme, changelog, etc.
install(
FILES
CHANGELOG.md
LICENSE
LICENSE-PELIB
LICENSE-THIRD-PARTY
README.md
DESTINATION
"${RETDEC_INSTALL_DATA_DIR}"
)
# Install commit id file.
file(WRITE
"${CMAKE_CURRENT_BINARY_DIR}/BUILD-ID"
"RetDec ${RETDEC_GIT_VERSION_TAG} built from commit ${RETDEC_GIT_COMMIT_HASH} on ${RETDEC_BUILD_DATE} (UTC).\n"
)
install(
FILES
"${CMAKE_CURRENT_BINARY_DIR}/BUILD-ID"
DESTINATION
"${RETDEC_INSTALL_DATA_DIR}"
)