# Copyright (c) 2022 Huawei Device Co., Ltd.
# 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 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.

import("//build/config/clang/clang.gni")
import("//build/config/ohos/config.gni")
import("//build/config/ohos/musl.gni")

declare_args() {
  enable_rust = true
  use_ohos_rust_toolchain = true
  rustc_version = ""
  rust_sysroot_absolute = ""
  rust_default_edition = "2021"
  is_rust_nightly = false
  is_rust_stable = false
}
if (enable_rust) {
  if (rust_sysroot_absolute != "") {
    rust_sysroot = get_path_info(rust_sysroot_absolute, "abspath")
  } else if (use_ohos_rust_toolchain) {
    rust_sysroot = "//prebuilts/rustc/linux-x86_64/current"
    is_rust_stable = true
    is_rust_nightly = false
  } else {
    rust_sysroot = "//prebuilts/rustc/linux-x86_64/nightly"
    is_rust_stable = false
    is_rust_nightly = true
  }
}

rust_base = rebase_path("//prebuilts/rustc", root_build_dir)

if (is_rust_nightly) {
  rust_version = "nightly"
} else {
  rust_version = "current"
}

rust_path = "${rust_base}/${host_platform_dir}/${rust_version}"
rust_bin = "${rust_path}/bin"
rustc = "${rust_bin}/rustc"
clippy_driver = "${rust_bin}/clippy-driver"

stdlib_host_path = "${rust_path}/lib"

clang = rebase_path("${default_clang_base_path}/bin/clang", root_build_dir)
if (use_musl) {
  musl_path = rebase_path("${musl_sysroot}", root_build_dir)
  if (defined(abi_target)) {
    musllib =
        rebase_path("${musl_sysroot}/usr/lib/${abi_target}", root_build_dir)
  }
}
if (host_cpu == "arm64") {
  llvm_strip =
      rebase_path("${toolchains_dir}/linux-aarch64/llvm/bin/llvm-strip",
                  root_build_dir)
} else {
  llvm_strip = rebase_path("${toolchains_dir}/linux-x86_64/llvm/bin/llvm-strip",
                           root_build_dir)
}