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a405cd45b7
Detect [/-][DU]NDEBUG in CMAKE_C_FLAGS* and pass them through to ocamlc. This is necessary because their value might affect visibility of dump functions in LLVM and ocamlc uses its own compiler and flags by default. Differential Revision: https://reviews.llvm.org/D35898 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@309483 91177308-0d34-0410-b5e6-96231b3b80d8
224 lines
7.5 KiB
CMake
224 lines
7.5 KiB
CMake
# CMake build rules for the OCaml language.
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# Assumes FindOCaml is used.
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# http://ocaml.org/
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#
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# Example usage:
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#
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# add_ocaml_library(pkg_a OCAML mod_a OCAMLDEP pkg_b C mod_a_stubs PKG ctypes LLVM core)
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#
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# Unnamed parameters:
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#
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# * Library name.
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#
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# Named parameters:
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#
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# OCAML OCaml module names. Imply presence of a corresponding .ml and .mli files.
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# OCAMLDEP Names of libraries this library depends on.
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# C C stub sources. Imply presence of a corresponding .c file.
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# CFLAGS Additional arguments passed when compiling C stubs.
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# PKG Names of ocamlfind packages this library depends on.
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# LLVM Names of LLVM libraries this library depends on.
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# NOCOPY Do not automatically copy sources (.c, .ml, .mli) from the source directory,
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# e.g. if they are generated.
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#
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function(add_ocaml_library name)
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CMAKE_PARSE_ARGUMENTS(ARG "NOCOPY" "" "OCAML;OCAMLDEP;C;CFLAGS;PKG;LLVM" ${ARGN})
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set(src ${CMAKE_CURRENT_SOURCE_DIR})
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set(bin ${CMAKE_CURRENT_BINARY_DIR})
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set(ocaml_pkgs)
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foreach( ocaml_pkg ${ARG_PKG} )
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list(APPEND ocaml_pkgs "-package" "${ocaml_pkg}")
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endforeach()
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set(sources)
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set(ocaml_inputs)
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set(ocaml_outputs "${bin}/${name}.cma")
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if( ARG_C )
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list(APPEND ocaml_outputs
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"${bin}/lib${name}${CMAKE_STATIC_LIBRARY_SUFFIX}")
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if ( BUILD_SHARED_LIBS )
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list(APPEND ocaml_outputs
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"${bin}/dll${name}${CMAKE_SHARED_LIBRARY_SUFFIX}")
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endif()
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endif()
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if( HAVE_OCAMLOPT )
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list(APPEND ocaml_outputs
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"${bin}/${name}.cmxa"
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"${bin}/${name}${CMAKE_STATIC_LIBRARY_SUFFIX}")
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endif()
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set(ocaml_flags "-lstdc++" "-ldopt" "-L${LLVM_LIBRARY_DIR}"
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"-ccopt" "-L\\$CAMLORIGIN/../.."
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"-ccopt" "-Wl,-rpath,\\$CAMLORIGIN/../.."
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${ocaml_pkgs})
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foreach( ocaml_dep ${ARG_OCAMLDEP} )
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get_target_property(dep_ocaml_flags "ocaml_${ocaml_dep}" OCAML_FLAGS)
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list(APPEND ocaml_flags ${dep_ocaml_flags})
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endforeach()
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if( NOT BUILD_SHARED_LIBS )
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list(APPEND ocaml_flags "-custom")
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endif()
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explicit_map_components_to_libraries(llvm_libs ${ARG_LLVM})
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foreach( llvm_lib ${llvm_libs} )
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list(APPEND ocaml_flags "-l${llvm_lib}" )
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endforeach()
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get_property(system_libs TARGET LLVMSupport PROPERTY LLVM_SYSTEM_LIBS)
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foreach(system_lib ${system_libs})
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if (system_lib MATCHES "^-")
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# If it's an option, pass it without changes.
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list(APPEND ocaml_flags "${system_lib}" )
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else()
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# Otherwise assume it's a library name we need to link with.
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list(APPEND ocaml_flags "-l${system_lib}" )
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endif()
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endforeach()
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string(REPLACE ";" " " ARG_CFLAGS "${ARG_CFLAGS}")
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set(c_flags "${ARG_CFLAGS} ${LLVM_DEFINITIONS}")
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foreach( include_dir ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR} )
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set(c_flags "${c_flags} -I${include_dir}")
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endforeach()
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# include -D/-UNDEBUG to match dump function visibility
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# regex from HandleLLVMOptions.cmake
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string(REGEX MATCH "(^| )[/-][UD] *NDEBUG($| )" flag_matches
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"${CMAKE_C_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${CMAKE_C_FLAGS}")
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set(c_flags "${c_flags} ${flag_matches}")
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foreach( ocaml_file ${ARG_OCAML} )
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list(APPEND sources "${ocaml_file}.mli" "${ocaml_file}.ml")
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list(APPEND ocaml_inputs "${bin}/${ocaml_file}.mli" "${bin}/${ocaml_file}.ml")
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list(APPEND ocaml_outputs "${bin}/${ocaml_file}.cmi" "${bin}/${ocaml_file}.cmo")
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if( HAVE_OCAMLOPT )
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list(APPEND ocaml_outputs
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"${bin}/${ocaml_file}.cmx"
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"${bin}/${ocaml_file}${CMAKE_C_OUTPUT_EXTENSION}")
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endif()
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endforeach()
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foreach( c_file ${ARG_C} )
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list(APPEND sources "${c_file}.c")
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list(APPEND c_inputs "${bin}/${c_file}.c")
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list(APPEND c_outputs "${bin}/${c_file}${CMAKE_C_OUTPUT_EXTENSION}")
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endforeach()
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if( NOT ARG_NOCOPY )
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foreach( source ${sources} )
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add_custom_command(
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OUTPUT "${bin}/${source}"
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COMMAND "${CMAKE_COMMAND}" "-E" "copy" "${src}/${source}" "${bin}"
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DEPENDS "${src}/${source}"
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COMMENT "Copying ${source} to build area")
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endforeach()
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endif()
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foreach( c_input ${c_inputs} )
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get_filename_component(basename "${c_input}" NAME_WE)
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add_custom_command(
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OUTPUT "${basename}${CMAKE_C_OUTPUT_EXTENSION}"
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COMMAND "${OCAMLFIND}" "ocamlc" "-c" "${c_input}" -ccopt ${c_flags}
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DEPENDS "${c_input}"
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COMMENT "Building OCaml stub object file ${basename}${CMAKE_C_OUTPUT_EXTENSION}"
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VERBATIM)
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endforeach()
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set(ocaml_params)
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foreach( ocaml_input ${ocaml_inputs} ${c_outputs})
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get_filename_component(filename "${ocaml_input}" NAME)
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list(APPEND ocaml_params "${filename}")
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endforeach()
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if( APPLE )
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set(ocaml_rpath "@executable_path/../../../lib${LLVM_LIBDIR_SUFFIX}")
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elseif( UNIX )
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set(ocaml_rpath "\\$ORIGIN/../../../lib${LLVM_LIBDIR_SUFFIX}")
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endif()
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list(APPEND ocaml_flags "-ldopt" "-Wl,-rpath,${ocaml_rpath}")
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add_custom_command(
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OUTPUT ${ocaml_outputs}
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COMMAND "${OCAMLFIND}" "ocamlmklib" "-o" "${name}" ${ocaml_flags} ${ocaml_params}
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DEPENDS ${ocaml_inputs} ${c_outputs}
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COMMENT "Building OCaml library ${name}"
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VERBATIM)
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add_custom_command(
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OUTPUT "${bin}/${name}.odoc"
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COMMAND "${OCAMLFIND}" "ocamldoc"
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"-I" "${bin}"
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"-I" "${LLVM_LIBRARY_DIR}/ocaml/llvm/"
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"-dump" "${bin}/${name}.odoc"
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${ocaml_pkgs} ${ocaml_inputs}
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DEPENDS ${ocaml_inputs} ${ocaml_outputs}
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COMMENT "Building OCaml documentation for ${name}"
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VERBATIM)
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add_custom_target("ocaml_${name}" ALL DEPENDS ${ocaml_outputs} "${bin}/${name}.odoc")
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set_target_properties("ocaml_${name}" PROPERTIES
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OCAML_FLAGS "-I;${bin}")
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set_target_properties("ocaml_${name}" PROPERTIES
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OCAML_ODOC "${bin}/${name}.odoc")
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foreach( ocaml_dep ${ARG_OCAMLDEP} )
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add_dependencies("ocaml_${name}" "ocaml_${ocaml_dep}")
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endforeach()
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if( NOT LLVM_OCAML_OUT_OF_TREE )
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foreach( llvm_lib ${llvm_libs} )
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add_dependencies("ocaml_${name}" "${llvm_lib}")
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endforeach()
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endif()
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add_dependencies("ocaml_all" "ocaml_${name}")
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set(install_files)
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set(install_shlibs)
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foreach( ocaml_output ${ocaml_inputs} ${ocaml_outputs} )
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get_filename_component(ext "${ocaml_output}" EXT)
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if( NOT (ext STREQUAL ".cmo" OR
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ext STREQUAL ".ml" OR
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ext STREQUAL CMAKE_C_OUTPUT_EXTENSION OR
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ext STREQUAL CMAKE_SHARED_LIBRARY_SUFFIX) )
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list(APPEND install_files "${ocaml_output}")
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elseif( ext STREQUAL CMAKE_SHARED_LIBRARY_SUFFIX)
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list(APPEND install_shlibs "${ocaml_output}")
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endif()
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endforeach()
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install(FILES ${install_files}
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DESTINATION "${LLVM_OCAML_INSTALL_PATH}/llvm")
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install(FILES ${install_shlibs}
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PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE
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GROUP_READ GROUP_EXECUTE
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WORLD_READ WORLD_EXECUTE
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DESTINATION "${LLVM_OCAML_INSTALL_PATH}/stublibs")
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foreach( install_file ${install_files} ${install_shlibs} )
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get_filename_component(filename "${install_file}" NAME)
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add_custom_command(TARGET "ocaml_${name}" POST_BUILD
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COMMAND "${CMAKE_COMMAND}" "-E" "copy" "${install_file}"
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"${LLVM_LIBRARY_DIR}/ocaml/llvm/"
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COMMENT "Copying OCaml library component ${filename} to intermediate area"
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VERBATIM)
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add_dependencies("ocaml_${name}" ocaml_make_directory)
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endforeach()
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endfunction()
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add_custom_target(ocaml_make_directory
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COMMAND "${CMAKE_COMMAND}" "-E" "make_directory" "${LLVM_LIBRARY_DIR}/ocaml/llvm")
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add_custom_target("ocaml_all")
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set_target_properties(ocaml_all PROPERTIES FOLDER "Misc")
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