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[CMake] Build c_example, cpp_example and z3_tptp5 as external

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projects.

This works by giving each example it's own CMake build system and
then consuming Z3 via the Z3 CMake config package from the build
tree.
This commit is contained in:
Dan Liew 2017-03-04 16:45:37 +00:00
parent d9617841e0
commit db5520c71d
4 changed files with 144 additions and 24 deletions
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64
contrib/cmake/examples/CMakeLists.txt
View file

@ -1,6 +1,64 @@
add_subdirectory(c)
add_subdirectory(c++)
add_subdirectory(tptp)
include(ExternalProject)
# Unfortunately `BUILD_ALWAYS` only seems to be supported with the version of ExternalProject
# that shipped with CMake >= 3.1.
if (("${CMAKE_VERSION}" VERSION_EQUAL "3.1") OR ("${CMAKE_VERSION}" VERSION_GREATER "3.1"))
set(EXTERNAL_PROJECT_BUILD_ALWAYS_ARG BUILD_ALWAYS 1)
else()
set(EXTERNAL_PROJECT_BUILD_ALWAYS_ARG "")
endif()
################################################################################
# Build example project using libz3's C API as an external project
################################################################################
ExternalProject_Add(c_example
DEPENDS libz3
# Configure step
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/c"
CMAKE_ARGS "-DZ3_DIR=${CMAKE_BINARY_DIR}"
# Build step
${EXTERNAL_PROJECT_BUILD_ALWAYS_ARG}
BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/c_example_build_dir"
# Install Step
INSTALL_COMMAND "${CMAKE_COMMAND}" -E echo "" # Dummy command
)
set_target_properties(c_example PROPERTIES EXCLUDE_FROM_ALL TRUE)
################################################################################
# Build example project using libz3's C++ API as an external project
################################################################################
ExternalProject_Add(cpp_example
DEPENDS libz3
# Configure step
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/c++"
CMAKE_ARGS "-DZ3_DIR=${CMAKE_BINARY_DIR}"
# Build step
${EXTERNAL_PROJECT_BUILD_ALWAYS_ARG}
BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/cpp_example_build_dir"
# Install Step
INSTALL_COMMAND "${CMAKE_COMMAND}" -E echo "" # Dummy command
)
set_target_properties(cpp_example PROPERTIES EXCLUDE_FROM_ALL TRUE)
################################################################################
# Build example tptp5 project using libz3's C++ API as an external project
################################################################################
ExternalProject_Add(z3_tptp5
DEPENDS libz3
# Configure step
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/tptp"
CMAKE_ARGS "-DZ3_DIR=${CMAKE_BINARY_DIR}"
# Build step
${EXTERNAL_PROJECT_BUILD_ALWAYS_ARG}
BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/tptp_build_dir"
# Install Step
INSTALL_COMMAND "${CMAKE_COMMAND}" -E echo "" # Dummy command
)
set_target_properties(z3_tptp5 PROPERTIES EXCLUDE_FROM_ALL TRUE)
################################################################################
# Build Python examples
################################################################################
if (BUILD_PYTHON_BINDINGS)
add_subdirectory(python)
endif()