mirror of https://github.com/CGAL/cgal
51 lines
1.2 KiB
CMake
51 lines
1.2 KiB
CMake
#.rst:
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# CGAL_SetupGMP
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# -------------
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#
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# The module searchs for the `GMP` and `MPFR` headers and libraries,
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# by calling
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#
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# .. code-block:: cmake
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#
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# find_package(GMP)
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# find_package(MPFR)
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#
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# and defines the function :command:`use_CGAL_GMP_support`.
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if(CGAL_SetupGMP_included OR CGAL_DISABLE_GMP)
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return()
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endif()
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set(CGAL_SetupGMP_included TRUE)
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find_package(GMP)
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find_package(MPFR)
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#.rst:
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# Provided Functions
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# ^^^^^^^^^^^^^^^^^^
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#
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# .. command:: use_CGAL_GMP_support
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#
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# Link the target with the `GMP` and `MPFR` libraries::
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#
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# use_CGAL_GMP_support( target [INTERFACE] )
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#
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# If the option ``INTERFACE`` is passed, the dependencies are
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# added using :command:`target_link_libraries` with the ``INTERFACE``
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# keyword, or ``PUBLIC`` otherwise.
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function(use_CGAL_GMP_support target)
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if(ARGV1 STREQUAL INTERFACE)
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set(keyword INTERFACE)
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else()
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set(keyword PUBLIC)
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endif()
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if(NOT GMP_FOUND OR NOT MPFR_FOUND)
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message(FATAL_ERROR "CGAL requires GMP and MPFR.")
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return()
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endif()
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target_include_directories(${target} SYSTEM ${keyword} ${GMP_INCLUDE_DIR} ${MPFR_INCLUDE_DIR})
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target_link_libraries(${target} ${keyword} ${GMP_LIBRARIES} ${MPFR_LIBRARIES})
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endfunction()
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