# This file is expanded from a template by cuda_configure.bzl
# Update cuda_configure.bzl#verify_build_defines when adding new variables.

load(":cc_toolchain_config.bzl", "cc_toolchain_config")

licenses(["restricted"])

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

toolchain(
    name = "toolchain-linux-x86_64",
    exec_compatible_with = [
        "@bazel_tools//platforms:linux",
        "@bazel_tools//platforms:x86_64",
    ],
    target_compatible_with = [
        "@bazel_tools//platforms:linux",
        "@bazel_tools//platforms:x86_64",
    ],
    toolchain = ":cc-compiler-local",
    toolchain_type = "@bazel_tools//tools/cpp:toolchain_type",
)

cc_toolchain_suite(
    name = "toolchain",
    toolchains = {
        "local|compiler": ":cc-compiler-local",
        "darwin|compiler": ":cc-compiler-darwin",
        "x64_windows|msvc-cl": ":cc-compiler-windows",
        "x64_windows": ":cc-compiler-windows",
        "arm": ":cc-compiler-local",
        "k8": ":cc-compiler-local",
        "piii": ":cc-compiler-local",
        "ppc": ":cc-compiler-local",
        "darwin": ":cc-compiler-darwin",
    },
)

cc_toolchain(
    name = "cc-compiler-local",
    all_files = "%{linker_files}",
    compiler_files = ":empty",
    dwp_files = ":empty",
    linker_files = "%{linker_files}",
    objcopy_files = ":empty",
    strip_files = ":empty",
    # To support linker flags that need to go to the start of command line
    # we need the toolchain to support parameter files. Parameter files are
    # last on the command line and contain all shared libraries to link, so all
    # regular options will be left of them.
    supports_param_files = 1,
    toolchain_identifier = "local_linux",
    toolchain_config = ":cc-compiler-local-config",
)

cc_toolchain_config(
    name = "cc-compiler-local-config",
    cpu = "local",
    builtin_include_directories = [%{cxx_builtin_include_directories}],
    extra_no_canonical_prefixes_flags = [%{extra_no_canonical_prefixes_flags}],
    host_compiler_path = "%{host_compiler_path}",
    host_compiler_prefix = "%{host_compiler_prefix}",
    host_compiler_warnings = [%{host_compiler_warnings}],
    host_unfiltered_compile_flags = [%{unfiltered_compile_flags}],
    linker_bin_path = "%{linker_bin_path}",
)

cc_toolchain(
    name = "cc-compiler-darwin",
    all_files = "%{linker_files}",
    compiler_files = ":empty",
    dwp_files = ":empty",
    linker_files = "%{linker_files}",
    objcopy_files = ":empty",
    strip_files = ":empty",
    supports_param_files = 0,
    toolchain_identifier = "local_darwin",
    toolchain_config = ":cc-compiler-local-darwin",
)

cc_toolchain_config(
    name = "cc-compiler-local-darwin",
    cpu = "darwin",
    builtin_include_directories = [%{cxx_builtin_include_directories}],
    extra_no_canonical_prefixes_flags = [%{extra_no_canonical_prefixes_flags}],
    host_compiler_path = "%{host_compiler_path}",
    host_compiler_prefix = "%{host_compiler_prefix}",
    host_compiler_warnings = [%{host_compiler_warnings}],
    host_unfiltered_compile_flags = [%{unfiltered_compile_flags}],
    linker_bin_path = "%{linker_bin_path}",
)

cc_toolchain(
    name = "cc-compiler-windows",
    all_files = "%{win_linker_files}",
    compiler_files = ":empty",
    dwp_files = ":empty",
    linker_files = "%{win_linker_files}",
    objcopy_files = ":empty",
    strip_files = ":empty",
    supports_param_files = 1,
    toolchain_identifier = "local_windows",
    toolchain_config = ":cc-compiler-windows-config",
)

cc_toolchain_config(
    name = "cc-compiler-windows-config",
    cpu = "x64_windows",
    builtin_include_directories = [%{cxx_builtin_include_directories}],
    msvc_cl_path = "%{msvc_cl_path}",
    msvc_env_include = "%{msvc_env_include}",
    msvc_env_lib = "%{msvc_env_lib}",
    msvc_env_path = "%{msvc_env_path}",
    msvc_env_tmp = "%{msvc_env_tmp}",
    msvc_lib_path = "%{msvc_lib_path}",
    msvc_link_path = "%{msvc_link_path}",
    msvc_ml_path = "%{msvc_ml_path}",
)

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

filegroup(
    name = "crosstool_wrapper_driver_is_not_gcc",
    srcs = ["clang/bin/crosstool_wrapper_driver_is_not_gcc"],
)

filegroup(
    name = "windows_msvc_wrapper_files",
    srcs = glob(["windows/msvc_*"]),
)
