| # Copyright 2019 The Bazel Authors. 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 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. |
| |
| # buildifier: disable=module-docstring |
| load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive") |
| load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe") |
| load("//bindgen/raze:crates.bzl", "rules_rust_bindgen_fetch_remote_crates") |
| |
| # buildifier: disable=unnamed-macro |
| def rust_bindgen_dependencies(): |
| """Declare dependencies needed for bindgen.""" |
| |
| # nb. The bindgen rule itself should work on any platform. |
| _bindgen_clang_repositories() |
| |
| rules_rust_bindgen_fetch_remote_crates() |
| |
| # buildifier: disable=unnamed-macro |
| def rust_bindgen_register_toolchains(register_toolchains = True): |
| """Registers the default toolchains for the `rules_rust` [bindgen][bg] rules. |
| |
| [bg]: https://rust-lang.github.io/rust-bindgen/ |
| |
| Args: |
| register_toolchains (bool, optional): Whether or not to register toolchains. |
| """ |
| if register_toolchains: |
| native.register_toolchains(str(Label("//bindgen:default_bindgen_toolchain"))) |
| |
| # buildifier: disable=unnamed-macro |
| def rust_bindgen_repositories(): |
| """**Deprecated**: Instead use [rust_bindgen_dependencies](#rust_bindgen_dependencies) and [rust_bindgen_register_toolchains](#rust_bindgen_register_toolchains)""" |
| |
| rust_bindgen_dependencies() |
| rust_bindgen_register_toolchains() |
| |
| _COMMON_WORKSPACE = """\ |
| workspace(name = "{}") |
| |
| load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive") |
| |
| http_archive( |
| name = "rules_cc", |
| urls = ["https://github.com/bazelbuild/rules_cc/releases/download/0.0.1/rules_cc-0.0.1.tar.gz"], |
| sha256 = "4dccbfd22c0def164c8f47458bd50e0c7148f3d92002cdb459c2a96a68498241", |
| ) |
| """ |
| |
| _CLANG_BUILD_FILE = """\ |
| load("@rules_cc//cc:defs.bzl", "cc_import") |
| |
| package(default_visibility = ["//visibility:public"]) |
| |
| sh_binary( |
| name = "clang", |
| srcs = ["bin/clang"], |
| ) |
| |
| cc_import( |
| name = "libclang", |
| shared_library = "lib/libclang.{suffix}", |
| ) |
| |
| alias( |
| name = "libclang.so", |
| actual = ":libclang", |
| deprecation = "Use :libclang instead", |
| ) |
| |
| cc_import( |
| name = "libc++", |
| shared_library = "lib/libc++.{suffix}" |
| ) |
| """ |
| |
| def _bindgen_clang_repositories(): |
| # Releases @ http://releases.llvm.org/download.html |
| maybe( |
| http_archive, |
| name = "bindgen_clang_linux", |
| urls = ["https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/clang+llvm-10.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz"], |
| strip_prefix = "clang+llvm-10.0.0-x86_64-linux-gnu-ubuntu-18.04", |
| sha256 = "b25f592a0c00686f03e3b7db68ca6dc87418f681f4ead4df4745a01d9be63843", |
| build_file_content = _CLANG_BUILD_FILE.format(suffix = "so"), |
| workspace_file_content = _COMMON_WORKSPACE.format("bindgen_clang_linux"), |
| ) |
| |
| maybe( |
| http_archive, |
| name = "bindgen_clang_osx", |
| urls = ["https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/clang+llvm-10.0.0-x86_64-apple-darwin.tar.xz"], |
| strip_prefix = "clang+llvm-10.0.0-x86_64-apple-darwin", |
| sha256 = "633a833396bf2276094c126b072d52b59aca6249e7ce8eae14c728016edb5e61", |
| build_file_content = _CLANG_BUILD_FILE.format(suffix = "dylib"), |
| workspace_file_content = _COMMON_WORKSPACE.format("bindgen_clang_osx"), |
| ) |