# -*- bazel-starlark -*-
# Copyright 2023 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Siso configuration for clang."""

load("@builtin//struct.star", "module")

def __filegroups(ctx):
    return {
        "third_party/libc++/src/include:headers": {
            "type": "glob",
            "includes": ["*"],
            # can't use "*.h", because c++ headers have no extension.
        },
        "third_party/libc++abi/src/include:headers": {
            "type": "glob",
            "includes": ["*.h"],
        },
        # vendor provided headers for libc++.
        "buildtools/third_party/libc++:headers": {
            "type": "glob",
            "includes": ["__*"],
        },

        # toolchain root
        # :headers for compiling
        "third_party/llvm-build/Release+Asserts:headers": {
            "type": "glob",
            "includes": [
                "*.h",
                "bin/clang",
                "bin/clang++",
                "bin/clang-cl.exe",
                "*_ignorelist.txt",
                # https://crbug.com/335997052
                "clang_rt.profile*.lib",
            ],
        },
    }

__input_deps = {
    # need this because we use
    # third_party/libc++/src/include:headers,
    # but scandeps doesn't scan `__config` file, which uses
    # `#include <__config_site>`
    # also need `__assertion_handler`. b/321171148
    "third_party/libc++/src/include": [
        "buildtools/third_party/libc++:headers",
    ],
    "third_party/llvm-build/Release+Asserts/bin/clang": [
        "build/config/unsafe_buffers_paths.txt",
    ],
    "third_party/llvm-build/Release+Asserts/bin/clang++": [
        "build/config/unsafe_buffers_paths.txt",
    ],
    "third_party/llvm-build/Release+Asserts/bin/clang-cl": [
        "build/config/unsafe_buffers_paths.txt",
    ],
    "third_party/llvm-build/Release+Asserts/bin/clang-cl.exe": [
        "build/config/unsafe_buffers_paths.txt",
    ],
}

clang_all = module(
    "clang_all",
    filegroups = __filegroups,
    input_deps = __input_deps,
)