# Copyright 2016 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.

# This becomes the BUILD file for @local_config_cc// under non-FreeBSD unixes.

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

load(":cc_toolchain_config.bzl", "cc_toolchain_config")
load(":armeabi_cc_toolchain_config.bzl", "armeabi_cc_toolchain_config")
load("@local_config_platform//:constraints.bzl", "HOST_CONSTRAINTS")

licenses(["notice"])  # Apache 2.0

cc_library(
    name = "malloc",
)

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

filegroup(
    name = "cc_wrapper",
    srcs = ["cc_wrapper.sh"],
)

filegroup(
    name = "compiler_deps",
    srcs = glob(["extra_tools/**"]) + ["%{cc_compiler_deps}"],
)

# This is the entry point for --crosstool_top.  Toolchains are found
# by lopping off the name of --crosstool_top and searching for
# the "${CPU}" entry in the toolchains attribute.
cc_toolchain_suite(
    name = "toolchain",
    toolchains = {
        "%{name}|%{compiler}": ":cc-compiler-%{name}",
        "%{name}": ":cc-compiler-%{name}",
        "armeabi-v7a|compiler": ":cc-compiler-armeabi-v7a",
        "armeabi-v7a": ":cc-compiler-armeabi-v7a",
    },
)

cc_toolchain(
    name = "cc-compiler-%{name}",
    toolchain_identifier = "%{cc_toolchain_identifier}",
    toolchain_config = ":%{cc_toolchain_identifier}",
    all_files = ":compiler_deps",
    ar_files = ":empty",
    as_files = ":empty",
    compiler_files = ":compiler_deps",
    dwp_files = ":empty",
    linker_files = ":compiler_deps",
    objcopy_files = ":empty",
    strip_files = ":empty",
    supports_param_files = %{supports_param_files},
)

cc_toolchain_config(
    name = "%{cc_toolchain_identifier}",
    cpu = "%{target_cpu}",
    compiler = "%{compiler}",
    toolchain_identifier = "%{cc_toolchain_identifier}",
    host_system_name = "%{host_system_name}",
    target_system_name = "%{target_system_name}",
    target_libc = "%{target_libc}",
    abi_version = "%{abi_version}",
    abi_libc_version = "%{abi_libc_version}",
    cxx_builtin_include_directories = [%{cxx_builtin_include_directories}],
    tool_paths = {%{tool_paths}},
    compile_flags = [%{compile_flags}],
    opt_compile_flags = [%{opt_compile_flags}],
    dbg_compile_flags = [%{dbg_compile_flags}],
    cxx_flags = [%{cxx_flags}],
    link_flags = [%{link_flags}],
    opt_link_flags = [%{opt_link_flags}],
    unfiltered_compile_flags = [%{unfiltered_compile_flags}],
    coverage_compile_flags = [%{coverage_compile_flags}],
    coverage_link_flags = [%{coverage_link_flags}],
    supports_start_end_lib = %{supports_start_end_lib},
)

toolchain(
    name = "cc-toolchain-%{name}",
    exec_compatible_with = HOST_CONSTRAINTS,
    target_compatible_with = HOST_CONSTRAINTS,
    toolchain = ":cc-compiler-%{name}",
    toolchain_type = "@bazel_tools//tools/cpp:toolchain_type",
)

# Android tooling requires a default toolchain for the armeabi-v7a cpu.
cc_toolchain(
    name = "cc-compiler-armeabi-v7a",
    toolchain_identifier = "stub_armeabi-v7a",
    toolchain_config = ":stub_armeabi-v7a",
    all_files = ":empty",
    ar_files = ":empty",
    as_files = ":empty",
    compiler_files = ":empty",
    dwp_files = ":empty",
    linker_files = ":empty",
    objcopy_files = ":empty",
    strip_files = ":empty",
    supports_param_files = 1,
)

armeabi_cc_toolchain_config(name = "stub_armeabi-v7a")

toolchain(
    name = "cc-toolchain-armeabi-v7a",
    exec_compatible_with = HOST_CONSTRAINTS,
    target_compatible_with = [
        "@bazel_tools//platforms:arm",
        "@bazel_tools//platforms:android",
    ],
    toolchain = ":cc-compiler-armabi-v7a",
    toolchain_type = "@bazel_tools//tools/cpp:toolchain_type",
)