mirror of
https://github.com/Z3Prover/z3
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67 lines
2.2 KiB
CMake
67 lines
2.2 KiB
CMake
################################################################################
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# Example C project
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################################################################################
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# NOTE: Even though this is a C project, libz3 uses C++. When using libz3
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# as a static library if we don't configure this project to also support
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# C++ we will use the C linker rather than the C++ linker and will not link
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# the C++ standard library in resulting in a link failure.
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project(Z3_C_EXAMPLE C CXX)
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cmake_minimum_required(VERSION 2.8.12)
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# Set C version required to C99
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if ("${CMAKE_VERSION}" VERSION_LESS "3.1")
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if (("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU") OR
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("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang"))
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 ")
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endif()
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else()
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set(CMAKE_C_STANDARD_REQUIRED ON)
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set(CMAKE_C_STANDARD 99)
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set(CMAKE_C_EXTENSIONS OFF)
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endif()
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find_package(Z3
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REQUIRED
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CONFIG
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# `NO_DEFAULT_PATH` is set so that -DZ3_DIR has to be passed to find Z3.
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# This should prevent us from accidently picking up an installed
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# copy of Z3. This is here to benefit Z3's build sytem when building
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# this project. When making your own project you probably shouldn't
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# use this option.
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NO_DEFAULT_PATH
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)
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message(STATUS "Z3_FOUND: ${Z3_FOUND}")
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message(STATUS "Found Z3 ${Z3_VERSION_STRING}")
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message(STATUS "Z3_DIR: ${Z3_DIR}")
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add_executable(c_example test_capi.c)
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option(FORCE_CXX_LINKER "Force linker with C++ linker" OFF)
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if (FORCE_CXX_LINKER)
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# This is a hack for avoiding UBSan linking errors
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message(STATUS "Forcing use of C++ linker")
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set_target_properties(c_example
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PROPERTIES
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LINKER_LANGUAGE CXX
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)
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endif()
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target_include_directories(c_example PRIVATE ${Z3_C_INCLUDE_DIRS})
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target_link_libraries(c_example PRIVATE ${Z3_LIBRARIES})
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if ("${CMAKE_SYSTEM_NAME}" MATCHES "[Ww]indows")
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# On Windows we need to copy the Z3 libraries
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# into the same directory as the executable
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# so that they can be found.
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foreach (z3_lib ${Z3_LIBRARIES})
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message(STATUS "Adding copy rule for ${z3_lib}")
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add_custom_command(TARGET c_example
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POST_BUILD
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COMMAND
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${CMAKE_COMMAND} -E copy_if_different
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$<TARGET_FILE:${z3_lib}>
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$<TARGET_FILE_DIR:c_example>
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)
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endforeach()
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endif()
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