BUILD.llvm-raw

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

load("@rules_pkg//pkg:mappings.bzl", "pkg_files", "strip_prefix")
load("@bazel_skylib//rules:copy_file.bzl", "copy_file")

genrule(
    name = "gen_config_site",
    outs = ["libcxx/include/__config_site"],
    cmd = """echo '
#ifndef _LIBCPP___CONFIG_SITE
#define _LIBCPP___CONFIG_SITE

#define _LIBCPP_ABI_VERSION 1
#define _LIBCPP_ABI_NAMESPACE __1
#define _LIBCPP_HAS_NO_VENDOR_AVAILABILITY_ANNOTATIONS
#define _LIBCPP_ENABLE_ASSERTIONS_DEFAULT 0

// PSTL backends
#define _LIBCPP_PSTL_CPU_BACKEND_THREAD

// Hardening.
#define _LIBCPP_ENABLE_HARDENED_MODE_DEFAULT 0
#define _LIBCPP_ENABLE_DEBUG_MODE_DEFAULT 0

#endif // _LIBCPP___CONFIG_SITE' > $@""",
)

copy_file(
    name = "write_assertion_handler",
    src = "libcxx/vendor/llvm/default_assertion_handler.in",
    out = "libcxx/include/__assertion_handler",
)

# TODO: gen module.modulemap
# See https://github.com/llvm/llvm-project/blob/9eeb0293e27c0f1b44304fd9681dcd88fd9edc0a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn#L62-L72

pkg_files(
    name = "libcxx_include",
    srcs = glob(["libcxx/include/**"], exclude = [
        "libcxx/include/CMakeLists.txt",
        "libcxx/include/__config_site.in",
    ]) + [
        "libcxx/include/__assertion_handler",
        "libcxx/include/__config_site",
    ],
    strip_prefix = "libcxx/include",
    prefix = "include/c++/v1",
)