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# Integrate SYSTEMC as external project.
#
# External projects are not available during cmake configuration step, but only
# during the build step. Therefore we must maintain some targets manually,
# representing the parts of the external project we want to use (eg library).
include(ExternalProject)
set(SYSTEMC_HOME ${CMAKE_BINARY_DIR}/deps/systemc)
ExternalProject_Add(
systemc_external
GIT_REPOSITORY https://github.com/accellera-official/systemc
GIT_TAG master
GIT_SHALLOW ON
GIT_PROGRESS ON
CMAKE_ARGS
# Fwd cmake outer cmake args.
-DCMAKE_INSTALL_PREFIX=${SYSTEMC_HOME}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}
# SystemC specific args.
-DBUILD_SHARED_LIBS=OFF
-DENABLE_ASSERTIONS=ON
INSTALL_BYPRODUCTS
${CMAKE_BINARY_DIR}/deps/systemc/lib/libsystemc.a
)
# Define pseudo target (import lib) for usage in cmake.
add_library(SystemC::systemc STATIC IMPORTED GLOBAL)
add_dependencies(SystemC::systemc systemc_external)
# Create include dir such that we can set include dir property below.
file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/deps/systemc/include)
# Set library properties.
set_target_properties(SystemC::systemc PROPERTIES
IMPORTED_LOCATION ${SYSTEMC_HOME}/lib/libsystemc.a
INTERFACE_INCLUDE_DIRECTORIES ${SYSTEMC_HOME}/include
)
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