Michael van der Westhuizen: update to CMake.
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@174731 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant
parent
8eba41324c
commit
b85dea35b0
169
CMakeLists.txt
169
CMakeLists.txt
@ -66,140 +66,89 @@ get_target_triple(LIBCXX_TARGET_TRIPLE
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)
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set(LIBCXX_TARGET_TRIPLE ${LIBCXX_TARGET_TRIPLE} CACHE STRING "Target triple.")
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if ("${LIBCXX_CXX_ABI}" STREQUAL "libsupc++")
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add_definitions(-D__GLIBCXX__)
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set(LIBCXX_LIBSUPCXX_INCLUDE_PATHS "${LIBCXX_LIBSUPCXX_INCLUDE_PATHS}"
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CACHE STRINGS
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"Paths to libsupc++ include directories separate by ';'.")
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set(LIBCXX_CXX_ABI_LIBRARIES supc++)
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set(LIBCXX_LIBSUPCXX_FILES
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cxxabi.h
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bits/c++config.h
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bits/os_defines.h
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bits/cpu_defines.h
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bits/cxxabi_tweaks.h
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bits/cxxabi_forced.h
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)
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# Create include directories.
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#===============================================================================
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# Add an ABI library if appropriate
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#===============================================================================
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#
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# _setup_abi: Set up the build to use an ABI library
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#
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# Parameters:
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# abidefines: A list of defines needed to compile libc++ with the ABI library
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# abilibs : A list of libraries to link against
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# abifiles : A list of files (which may be relative paths) to copy into the
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# libc++ build tree for the build. These files will also be
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# installed alongside the libc++ headers.
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# abidirs : A list of relative paths to create under an include directory
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# in the libc++ build directory.
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#
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macro(setup_abi_lib abipathvar abidefines abilibs abifiles abidirs)
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list(APPEND LIBCXX_CXX_FEATURE_FLAGS ${abidefines})
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set(${abipathvar} "${${abipathvar}}"
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CACHE STRINGS
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"Paths to ABI include directories separate by ';'."
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)
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set(LIBCXX_CXX_ABI_LIBRARIES ${abilibs})
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set(LIBCXX_ABILIB_FILES ${abifiles})
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file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include")
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file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include/bits")
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set(LIBCXX_LIBSUPCXX_FILE_PATHS)
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foreach(path ${LIBCXX_LIBSUPCXX_FILES})
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foreach(_d ${abidirs})
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file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include/${_d}")
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endforeach()
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set(LIBCXX_ABILIB_FILE_PATHS)
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foreach(fpath ${LIBCXX_ABILIB_FILES})
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set(found FALSE)
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foreach(incpath ${LIBCXX_LIBSUPCXX_INCLUDE_PATHS})
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if (EXISTS "${incpath}/${path}")
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foreach(incpath ${${abipathvar}})
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if (EXISTS "${incpath}/${fpath}")
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set(found TRUE)
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get_filename_component(dstdir ${path} PATH)
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get_filename_component(file ${path} NAME)
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get_filename_component(dstdir ${fpath} PATH)
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get_filename_component(ifile ${fpath} NAME)
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add_custom_command(
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OUTPUT "${CMAKE_BINARY_DIR}/include/${dstdir}/${file}"
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OUTPUT "${CMAKE_BINARY_DIR}/include/${dstdir}/${ifile}"
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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"${incpath}/${path}"
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"${CMAKE_BINARY_DIR}/include/${dstdir}"
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MAIN_DEPENDENCY "${incpath}/${path}"
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"${incpath}/${fpath}"
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"${CMAKE_BINARY_DIR}/include/${dstdir}/"
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MAIN_DEPENDENCY "${incpath}/${fpath}"
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)
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list(APPEND LIBCXX_CXX_ABI_DEPS
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"${CMAKE_BINARY_DIR}/include/${dstdir}/${file}")
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"${CMAKE_BINARY_DIR}/include/${dstdir}/${ifile}"
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)
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endif()
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endforeach()
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if (NOT found)
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message(FATAL_ERROR "Failed to find ${path}")
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message(FATAL_ERROR "Failed to find ${fpath}")
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endif()
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endforeach()
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add_custom_target(supcxx_headers DEPENDS ${LIBCXX_CXX_ABI_DEPS})
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set(LIBCXX_CXX_ABI_DEPS supcxx_headers)
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add_custom_target(abilib_headers DEPENDS ${LIBCXX_CXX_ABI_DEPS})
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set(LIBCXX_CXX_ABI_DEPS abilib_headers)
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include_directories("${CMAKE_BINARY_DIR}/include")
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install(DIRECTORY "${CMAKE_BINARY_DIR}/include/"
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DESTINATION include/c++/v1
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FILES_MATCHING
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PATTERN "*"
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)
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endmacro()
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if ("${LIBCXX_CXX_ABI}" STREQUAL "libsupc++")
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set(_LIBSUPCXX_INCLUDE_FILES
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cxxabi.h bits/c++config.h bits/os_defines.h bits/cpu_defines.h
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bits/cxxabi_tweaks.h bits/cxxabi_forced.h
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)
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setup_abi_lib("LIBCXX_LIBSUPCXX_INCLUDE_PATHS" "-D__GLIBCXX__"
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"supc++" "${_LIBSUPCXX_INCLUDE_FILES}" "bits"
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)
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elseif ("${LIBCXX_CXX_ABI}" STREQUAL "libcxxabi")
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set(LIBCXX_LIBCXXABI_INCLUDE_PATHS "${LIBCXX_LIBCXXABI_INCLUDE_PATHS}"
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CACHE STRINGS
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"Paths to libc++abi include directories separate by ';'.")
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set(LIBCXX_CXX_ABI_LIBRARIES c++abi)
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set(LIBCXX_LIBCXXABI_FILES
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cxxabi.h
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cxa_demangle.h
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)
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file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include")
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set(LIBCXX_LIBCXXABI_FILE_PATHS)
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foreach(path ${LIBCXX_LIBCXXABI_FILES})
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set(found FALSE)
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foreach(incpath ${LIBCXX_LIBCXXABI_INCLUDE_PATHS})
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if (EXISTS "${incpath}/${path}")
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set(found TRUE)
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get_filename_component(file ${path} NAME)
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add_custom_command(
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OUTPUT "${CMAKE_BINARY_DIR}/include/${file}"
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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"${incpath}/${path}"
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"${CMAKE_BINARY_DIR}/include"
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MAIN_DEPENDENCY "${incpath}/${path}"
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)
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list(APPEND LIBCXX_CXX_ABI_DEPS
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"${CMAKE_BINARY_DIR}/include/${file}")
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endif()
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endforeach()
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if (NOT found)
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message(FATAL_ERROR "Failed to find ${path}")
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endif()
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endforeach()
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add_custom_target(cxxabi_headers DEPENDS ${LIBCXX_CXX_ABI_DEPS})
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set(LIBCXX_CXX_ABI_DEPS cxxabi_headers)
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include_directories("${CMAKE_BINARY_DIR}/include")
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install(DIRECTORY "${CMAKE_BINARY_DIR}/include/"
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DESTINATION include/c++/v1
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FILES_MATCHING
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PATTERN "*"
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setup_abi_lib("LIBCXX_LIBCXXABI_INCLUDE_PATHS" ""
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"c++abi" "cxxabi.h;cxa_demangle.h" ""
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)
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elseif ("${LIBCXX_CXX_ABI}" STREQUAL "libcxxrt")
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set(LIBCXX_LIBCXXRT_INCLUDE_PATHS "${LIBCXX_LIBCXXRT_INCLUDE_PATHS}"
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CACHE STRINGS
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"Paths to libcxxrt include directories separate by ';'.")
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set(LIBCXX_CXX_ABI_LIBRARIES cxxrt)
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set(LIBCXX_LIBCXXRT_FILES
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cxxabi.h
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unwind.h
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unwind-arm.h
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unwind-itanium.h
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)
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file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/include")
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set(LIBCXX_LIBCXXRT_FILE_PATHS)
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foreach(path ${LIBCXX_LIBCXXRT_FILES})
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set(found FALSE)
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foreach(incpath ${LIBCXX_LIBCXXRT_INCLUDE_PATHS})
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if (EXISTS "${incpath}/${path}")
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set(found TRUE)
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get_filename_component(file ${path} NAME)
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add_custom_command(
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OUTPUT "${CMAKE_BINARY_DIR}/include/${file}"
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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"${incpath}/${path}"
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"${CMAKE_BINARY_DIR}/include"
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MAIN_DEPENDENCY "${incpath}/${path}"
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)
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list(APPEND LIBCXX_CXX_ABI_DEPS
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"${CMAKE_BINARY_DIR}/include/${file}")
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endif()
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endforeach()
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if (NOT found)
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message(FATAL_ERROR "Failed to find ${path}")
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endif()
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endforeach()
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add_custom_target(cxxrt_headers DEPENDS ${LIBCXX_CXX_ABI_DEPS})
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set(LIBCXX_CXX_ABI_DEPS cxxrt_headers)
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include_directories("${CMAKE_BINARY_DIR}/include")
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install(DIRECTORY "${CMAKE_BINARY_DIR}/include/"
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DESTINATION include/c++/v1
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FILES_MATCHING
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PATTERN "*"
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setup_abi_lib("LIBCXX_LIBCXXRT_INCLUDE_PATHS" "-DLIBCXXRT"
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"cxxrt" "cxxabi.h;unwind.h;unwind-arm.h;unwind-itanium.h" ""
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)
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list(APPEND LIBCXX_CXX_FEATURE_FLAGS -DLIBCXXRT)
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elseif (NOT "${LIBCXX_CXX_ABI}" STREQUAL "none")
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message(FATAL_ERROR
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"Currently only none and libsupc++ are supported for c++ abi.")
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"Currently libsupc++, libcxxabi, libcxxrt and none are "
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"supported for c++ abi."
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)
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endif ()
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# Configure compiler.
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