tools/cpp/BUILD.tools

# Copyright 2018 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.

package(default_visibility = ["//visibility:public"])

licenses(["notice"])

# The toolchain type used to distinguish cc toolchains.
toolchain_type(name = "toolchain_type")

# The toolchain type used to for cc runtimes.
toolchain_type(name = "cc_runtimes_toolchain_type")

# The toolchain_type used for cc test runners.
toolchain_type(name = "test_runner_toolchain_type")

# Aliases to @rules_cc
[
    alias(
        name = target,
        actual = actual,
        deprecation = "Please use %s instead." % actual,
    )
    for target, actual in {
        "cc_compiler": "@rules_cc//cc/private/toolchain:cc_compiler",
        "clang": "@rules_cc//cc/private/toolchain:clang",
        "gcc": "@rules_cc//cc/private/toolchain:gcc",
        "msvc": "@rules_cc//cc/private/toolchain:msvc",
        "clang-cl": "@rules_cc//cc/private/toolchain:clang-cl",
        "mingw": "@rules_cc//cc/private/toolchain:mingw",
        "msys": "@rules_cc//cc/private/toolchain:msys",
        "grep-includes": "@rules_cc//cc/private/toolchain:grep-includes",
        "interface_library_builder": "@rules_cc//cc/private/toolchain:interface_library_builder",
        "link_dynamic_library": "@rules_cc//cc/private/toolchain:link_dynamic_library",
        "lib_cc_configure": "@rules_cc//cc/private/toolchain:lib_cc_configure",
        "compiler": "@rules_cc//cc/private/toolchain:compiler",
        "cc_flags": "@rules_cc//cc/private/toolchain:cc_flags",
        "current_cc_toolchain": "@rules_cc//cc:current_cc_toolchain",
        "optional_current_cc_toolchain": "@rules_cc//cc:optional_current_cc_toolchain",
        "current_libc_top": "@rules_cc//cc:current_libc_top",
    }.items()
]

cc_library(
    name = "empty_lib",
    tags = ["__DONT_DEPEND_ON_DEF_PARSER__"],
)

# Label flag for extra libraries to be linked into every binary.
# TODO(bazel-team): Support passing flag multiple times to build a list.
label_flag(
    name = "link_extra_libs",
    build_setting_default = ":empty_lib",
)

# The final extra library to be linked into every binary target. This collects
# the above flag, but may also include more libraries depending on config.
cc_library(
    name = "link_extra_lib",
    tags = ["__DONT_DEPEND_ON_DEF_PARSER__"],
    deps = [
        ":link_extra_libs",
    ],
)

cc_library(
    name = "malloc",
    tags = ["__DONT_DEPEND_ON_DEF_PARSER__"],
)

filegroup(
    name = "aggregate-ddi",
    srcs = ["//tools/cpp/modules_tools:aggregate-ddi-bin"],
)

filegroup(
    name = "generate-modmap",
    srcs = ["//tools/cpp/modules_tools:generate-modmap-bin"],
)

filegroup(
    name = "empty",
    srcs = [],
)

filegroup(
    name = "bzl_srcs",
    srcs = glob(["*.bzl"]),
    visibility = ["//tools:__pkg__"],
)

config_setting(
    name = "disable_static_cc_toolchains",
    values = {
        "incompatible_disable_static_cc_toolchains": "true",
    },
)

# This is the entry point for --crosstool_top.  Toolchains are found
# by lopping off the name of --crosstool_top and searching for
# "cc-compiler-${CPU}" in this BUILD file, where CPU is the target CPU
# specified in --cpu.
#
# This file group should include
#   * all cc_toolchain targets supported
#   * all file groups that said cc_toolchain might refer to
alias(
    name = "toolchain",
    actual = "@local_config_cc//:toolchain",
)

# The following is the default value for --xcode_version_config.
alias(
    name = "host_xcodes",
    actual = "@local_config_xcode//:host_xcodes",
)