| # Copyright 2021 The Bazel Authors. All rights reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| """objc_import Starlark implementation replacing native""" |
| |
| load("@_builtins//:common/objc/semantics.bzl", "semantics") |
| load("@_builtins//:common/objc/attrs.bzl", "common_attrs") |
| load("@_builtins//:common/objc/compilation_support.bzl", "compilation_support") |
| load("@_builtins//:common/cc/cc_helper.bzl", "cc_helper") |
| |
| objc_internal = _builtins.internal.objc_internal |
| CcInfo = _builtins.toplevel.CcInfo |
| |
| def _objc_import_impl(ctx): |
| cc_toolchain = cc_helper.find_cpp_toolchain(ctx) |
| common_variables = compilation_support.build_common_variables( |
| ctx = ctx, |
| toolchain = cc_toolchain, |
| alwayslink = ctx.attr.alwayslink, |
| extra_import_libraries = ctx.files.archives, |
| empty_compilation_artifacts = True, |
| ) |
| |
| (cc_compilation_context, _, _) = compilation_support.register_compile_and_archive_actions( |
| common_variables, |
| ) |
| |
| compilation_support.validate_attributes(common_variables) |
| |
| return [ |
| CcInfo(compilation_context = cc_compilation_context), |
| common_variables.objc_provider, |
| ] |
| |
| objc_import = rule( |
| implementation = _objc_import_impl, |
| attrs = common_attrs.union( |
| { |
| "archives": attr.label_list(allow_empty = False, mandatory = True, allow_files = [".a"]), |
| "_cc_toolchain": attr.label( |
| default = "@" + semantics.get_repo() + "//tools/cpp:current_cc_toolchain", |
| ), |
| }, |
| common_attrs.LICENSES, |
| common_attrs.COMPILE_DEPENDENCY_RULE, |
| common_attrs.INCLUDE_SCANNING_RULE, |
| common_attrs.SDK_FRAMEWORK_DEPENDER_RULE, |
| common_attrs.XCRUN_RULE, |
| ), |
| fragments = ["objc", "apple", "cpp"], |
| toolchains = ["@" + semantics.get_repo() + "//tools/cpp:toolchain_type"], |
| incompatible_use_toolchain_transition = True, |
| ) |
