load("//cc_toolchain:cc_toolchain_import.bzl", "cc_toolchain_import")
load("@io_bazel_stardoc//stardoc:stardoc.bzl", "stardoc")

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

config_setting(
    name = "linux_x86_64",
    constraint_values = [
        "@platforms//os:linux",
        "@platforms//cpu:x86_64",
    ],
)

alias(
    name = "libc_multiplexer",
    actual = select({
        ":linux_x86_64": "@debian_stretch_amd64_sysroot//:glibc",
    }),
)

alias(
    name = "libunwind_multiplexer",
    actual = select({
        # TODO: Explore using llvm-libunwind statically linked.
        ":linux_x86_64": "@debian_stretch_amd64_sysroot//:gcc",
    }),
)

alias(
    name = "pthread_multiplexer",
    actual = select({
        ":linux_x86_64": "@debian_stretch_amd64_sysroot//:pthread",
    }),
)

alias(
    name = "libc++_multiplexer",
    actual = select({
        ":linux_x86_64": "@clang_llvm_x86_64_linux_gnu_ubuntu//:llvm_libcxx",
    }),
)

alias(
    name = "libc++abi_multiplexer",
    actual = select({
        ":linux_x86_64": "@clang_llvm_x86_64_linux_gnu_ubuntu//:llvm_libcxx_abi",
    }),
)

alias(
    name = "libclang_rt_multiplexer",
    actual = select({
        ":linux_x86_64": "@clang_llvm_x86_64_linux_gnu_ubuntu//:llvm_libclang_rt",
    }),
)

alias(
    name = "startup_libs",
    actual = select({
        ":linux_x86_64": "@debian_stretch_amd64_sysroot//:startup_libs",
        "//conditions:default": ":empty",
    }),
)

alias(
    name = "clang_tidy_config_multiplexer",
    actual = "//tools/clang_tidy:default",
)

# This is a placeholder to signify an empty dependency.
cc_toolchain_import(
    name = "empty",
)

stardoc(
    name = "rules_cc_toolchain_config_docs",
    out = "rules_cc_toolchain_config_docs.md",
    input = "rules_cc_toolchain_config_repository.bzl",
)

filegroup(
    name = "docs",
    srcs = [":rules_cc_toolchain_config_docs"],
)