Abdelrahman Said
76 lines
2.8 KiB
CMake
76 lines
2.8 KiB
CMake
# Helper functions for generating a nicely formatted igraph.pc file from
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# igraph.pc.in
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include(JoinPaths)
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include(CheckCXXSymbolExists)
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# Converts the name of a library file (or framework on macOS) into an
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# appropriate linker flag (-lsomething or -framework something.framework).
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# Returns the input intact if its extension does not look like a shared or
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# static library extension.
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function(convert_library_file_to_flags output_variable input)
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get_filename_component(input_filename ${input} NAME_WE)
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get_filename_component(input_extension ${input} LAST_EXT)
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if(input_extension STREQUAL ${CMAKE_SHARED_LIBRARY_SUFFIX} OR input_extension STREQUAL ${CMAKE_STATIC_LIBRARY_SUFFIX})
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string(REGEX REPLACE "^${CMAKE_SHARED_LIBRARY_PREFIX}" "" input_stripped ${input_filename})
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set("${output_variable}" "-l${input_stripped}" PARENT_SCOPE)
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elseif(APPLE AND input_extension STREQUAL ".framework")
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set("${output_variable}" "-framework ${input_filename}" PARENT_SCOPE)
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else()
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set("${output_variable}" "${input}" PARENT_SCOPE)
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endif()
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endfunction()
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if(MATH_LIBRARY)
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set(PKGCONFIG_LIBS_PRIVATE "-lm")
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else()
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set(PKGCONFIG_LIBS_PRIVATE "")
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endif()
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set(PKGCONFIG_REQUIRES_PRIVATE "")
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if(NOT MSVC)
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check_cxx_symbol_exists(_LIBCPP_VERSION "vector" USING_LIBCXX)
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check_cxx_symbol_exists(__GLIBCXX__ "vector" USING_LIBSTDCXX)
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if(USING_LIBCXX)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -lc++")
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elseif(USING_LIBSTDCXX)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -lstdc++")
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endif()
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endif()
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if(IGRAPH_GRAPHML_SUPPORT)
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set(PKGCONFIG_REQUIRES_PRIVATE "${PKGCONFIG_REQUIRES_PRIVATE} libxml-2.0")
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endif()
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if(NOT IGRAPH_USE_INTERNAL_GMP)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -lgmp")
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endif()
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if(NOT IGRAPH_USE_INTERNAL_BLAS)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -lblas")
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endif()
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if(IGRAPH_GLPK_SUPPORT AND NOT IGRAPH_USE_INTERNAL_GLPK)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -lglpk")
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endif()
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if(NOT IGRAPH_USE_INTERNAL_LAPACK)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -llapack")
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endif()
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if(NOT IGRAPH_USE_INTERNAL_ARPACK)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -larpack")
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endif()
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if(NOT IGRAPH_USE_INTERNAL_PLFIT)
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} -lplfit")
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endif()
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if(IGRAPH_OPENMP_SUPPORT AND OpenMP_FOUND)
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foreach(CURRENT_LIB ${OpenMP_C_LIB_NAMES})
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convert_library_file_to_flags(CURRENT_LIB "${OpenMP_${CURRENT_LIB}_LIBRARY}")
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set(PKGCONFIG_LIBS_PRIVATE "${PKGCONFIG_LIBS_PRIVATE} ${CURRENT_LIB}")
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endforeach()
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endif()
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join_paths(PKGCONFIG_LIBDIR "\${exec_prefix}" "${CMAKE_INSTALL_LIBDIR}")
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join_paths(PKGCONFIG_INCLUDEDIR "\${prefix}" "${CMAKE_INSTALL_INCLUDEDIR}")
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configure_file(
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${PROJECT_SOURCE_DIR}/igraph.pc.in
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${PROJECT_BINARY_DIR}/igraph.pc
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@ONLY
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)
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