# Copyright Materialize, Inc. and contributors. 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 in the LICENSE file at the
# root of this repository, or online 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.

"""
Rules for executing pre-compiled binaries.

This should only be used for non-essential tools like linters! Anything is used
for building or running code should be included via a Bazel toolchain.
"""

load("@bazel_skylib//rules:native_binary.bzl", "native_binary")

native_binary(
    name = "buildifier",
    src = select(
        {
            "@//misc/bazel/platforms:macos_x86_64": "@buildifier-darwin-amd64//file",
            "@//misc/bazel/platforms:macos_arm": "@buildifier-darwin-arm64//file",
            "@//misc/bazel/platforms:linux_x86_64": "@buildifier-linux-amd64//file",
            "@//misc/bazel/platforms:linux_arm": "@buildifier-linux-arm64//file",
        },
        no_match_error = "`buildifier` is not supported on the current platform.",
    ),
)

# Note: We don't use `cargo` for building code, but some tools require it for generating metadata
# for crates in our repo.
native_binary(
    name = "cargo",
    src = select(
        {
            "@//misc/bazel/platforms:macos_x86_64": "@rust_macos_x86_64__x86_64-apple-darwin__stable_tools//:cargo",
            "@//misc/bazel/platforms:macos_arm": "@rust_macos_aarch64__aarch64-apple-darwin__stable_tools//:cargo",
            "@//misc/bazel/platforms:linux_x86_64": "@rust_linux_x86_64__x86_64-unknown-linux-gnu__stable_tools//:cargo",
            "@//misc/bazel/platforms:linux_arm": "@rust_linux_aarch64__aarch64-unknown-linux-gnu__stable_tools//:cargo",
        },
        no_match_error = "`cargo` is not supported on the current platform.",
    ),
)

# Convience wrapper around `cargo-gazelle` that specifies our formatter.
sh_binary(
    name = "cargo-gazelle",
    srcs = ["@//misc/bazel/cargo-gazelle:main"],
    data = [
        "@//misc/bazel/tools:buildifier",
        "@//misc/bazel/tools:cargo",
    ],
    env = {
        "FORMATTER": "$(location @//misc/bazel/tools:buildifier)",
        "CARGO_BINARY": "$(location @//misc/bazel/tools:cargo)",
    },
)

# We alias some tools from the Clang toolchain for easy consumption from other
# parts of our build system, e.g. `mzbuild.py`.
#
# To see all of the available tools, run `bazel cquery @llvm_toolchain_llvm//:bin --output=files`
#
# Note: In a _perfect_ Bazel world, we would have some rule that invokes these
# tools and removes the need for the wrapper, but this is an incremental step.

alias(
    name = "llvm-dwarfdump",
    actual = "@llvm_toolchain_llvm//:bin/llvm-dwarfdump",
)

alias(
    name = "dwarfdump",
    actual = ":llvm-dwarfdump",
)

alias(
    name = "llvm-objcopy",
    actual = "@llvm_toolchain_llvm//:bin/llvm-objcopy",
)

alias(
    name = "objcopy",
    actual = ":llvm-objcopy",
)

alias(
    name = "llvm-objdump",
    actual = "@llvm_toolchain_llvm//:bin/llvm-objdump",
)

alias(
    name = "objdump",
    actual = ":llvm-objdump",
)

alias(
    name = "llvm-profdata",
    actual = "@llvm_toolchain_llvm//:bin/llvm-profdata",
)

alias(
    name = "profdata",
    actual = ":llvm-profdata",
)

alias(
    name = "llvm-strip",
    actual = "@llvm_toolchain_llvm//:bin/llvm-strip",
)

alias(
    name = "strip",
    actual = ":llvm-strip",
)