Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/lib64/cmake/llvm/AddSphinxTarget.cmake b/linux-x64/clang/lib64/cmake/llvm/AddSphinxTarget.cmake
new file mode 100644
index 0000000..22e3dcb
--- /dev/null
+++ b/linux-x64/clang/lib64/cmake/llvm/AddSphinxTarget.cmake
@@ -0,0 +1,90 @@
+
+# Create sphinx target
+if (LLVM_ENABLE_SPHINX)
+ message(STATUS "Sphinx enabled.")
+ find_package(Sphinx REQUIRED)
+ if (LLVM_BUILD_DOCS AND NOT TARGET sphinx)
+ add_custom_target(sphinx ALL)
+ endif()
+else()
+ message(STATUS "Sphinx disabled.")
+endif()
+
+
+# Handy function for creating the different Sphinx targets.
+#
+# ``builder`` should be one of the supported builders used by
+# the sphinx-build command.
+#
+# ``project`` should be the project name
+function (add_sphinx_target builder project)
+ set(SPHINX_BUILD_DIR "${CMAKE_CURRENT_BINARY_DIR}/${builder}")
+ set(SPHINX_DOC_TREE_DIR "${CMAKE_CURRENT_BINARY_DIR}/_doctrees-${project}-${builder}")
+ set(SPHINX_TARGET_NAME docs-${project}-${builder})
+
+ if (SPHINX_WARNINGS_AS_ERRORS)
+ set(SPHINX_WARNINGS_AS_ERRORS_FLAG "-W")
+ else()
+ set(SPHINX_WARNINGS_AS_ERRORS_FLAG "")
+ endif()
+
+ add_custom_target(${SPHINX_TARGET_NAME}
+ COMMAND ${SPHINX_EXECUTABLE}
+ -b ${builder}
+ -d "${SPHINX_DOC_TREE_DIR}"
+ -q # Quiet: no output other than errors and warnings.
+ ${SPHINX_WARNINGS_AS_ERRORS_FLAG} # Treat warnings as errors if requested
+ "${CMAKE_CURRENT_SOURCE_DIR}" # Source
+ "${SPHINX_BUILD_DIR}" # Output
+ COMMENT
+ "Generating ${builder} Sphinx documentation for ${project} into \"${SPHINX_BUILD_DIR}\"")
+
+ # When "clean" target is run, remove the Sphinx build directory
+ set_property(DIRECTORY APPEND PROPERTY
+ ADDITIONAL_MAKE_CLEAN_FILES
+ "${SPHINX_BUILD_DIR}")
+
+ # We need to remove ${SPHINX_DOC_TREE_DIR} when make clean is run
+ # but we should only add this path once
+ get_property(_CURRENT_MAKE_CLEAN_FILES
+ DIRECTORY PROPERTY ADDITIONAL_MAKE_CLEAN_FILES)
+ list(FIND _CURRENT_MAKE_CLEAN_FILES "${SPHINX_DOC_TREE_DIR}" _INDEX)
+ if (_INDEX EQUAL -1)
+ set_property(DIRECTORY APPEND PROPERTY
+ ADDITIONAL_MAKE_CLEAN_FILES
+ "${SPHINX_DOC_TREE_DIR}")
+ endif()
+
+ if (LLVM_BUILD_DOCS)
+ add_dependencies(sphinx ${SPHINX_TARGET_NAME})
+
+ # Handle installation
+ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+ if (builder STREQUAL man)
+ if (CMAKE_INSTALL_MANDIR)
+ set(INSTALL_MANDIR ${CMAKE_INSTALL_MANDIR}/)
+ else()
+ set(INSTALL_MANDIR share/man/)
+ endif()
+ # FIXME: We might not ship all the tools that these man pages describe
+ install(DIRECTORY "${SPHINX_BUILD_DIR}/" # Slash indicates contents of
+ COMPONENT "${project}-sphinx-man"
+ DESTINATION ${INSTALL_MANDIR}man1)
+
+ elseif (builder STREQUAL html)
+ string(TOUPPER "${project}" project_upper)
+ set(${project_upper}_INSTALL_SPHINX_HTML_DIR "share/doc/${project}/html"
+ CACHE STRING "HTML documentation install directory for ${project}")
+
+ # '/.' indicates: copy the contents of the directory directly into
+ # the specified destination, without recreating the last component
+ # of ${SPHINX_BUILD_DIR} implicitly.
+ install(DIRECTORY "${SPHINX_BUILD_DIR}/."
+ COMPONENT "${project}-sphinx-html"
+ DESTINATION "${${project_upper}_INSTALL_SPHINX_HTML_DIR}")
+ else()
+ message(WARNING Installation of ${builder} not supported)
+ endif()
+ endif()
+ endif()
+endfunction()