build: add Bazel Rust workflow

2026-08-31 17:50:12 -04:00
parent ba4fbb984a
commit 97cca46f4e
19 changed files with 2088 additions and 1 deletions
--- a/bazel/rust.BUILD.template
+++ b/bazel/rust.BUILD.template
@@ -0,0 +1,117 @@
+filegroup(
+    name = "rustc",
+    srcs = ["toolchain/bin/rustc"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "rustdoc",
+    srcs = ["toolchain/bin/rustdoc"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "cargo",
+    srcs = ["toolchain/bin/cargo"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "cargo_clippy",
+    srcs = ["toolchain/bin/cargo-clippy"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "clippy_driver",
+    srcs = ["toolchain/bin/clippy-driver"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "rustfmt",
+    srcs = ["toolchain/bin/rustfmt"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "cc",
+    srcs = ["toolchain/bin/cc"],
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "rustc_lib",
+    srcs = glob(
+        [
+            "rust/lib/*.so*",
+            "rust/lib/rustlib/{host_triple}/codegen-backends/*.so",
+            "rust/lib/rustlib/{host_triple}/lib/*.so*",
+            "rust/lib/rustlib/{host_triple}/lib/*.rmeta",
+        ],
+        allow_empty = True,
+    ),
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "rust_objcopy",
+    srcs = glob(
+        ["rust/lib/rustlib/{host_triple}/bin/rust-objcopy"],
+        allow_empty = True,
+    ),
+    visibility = ["//visibility:public"],
+)
+
+load("@rules_rust//rust:toolchain.bzl", "rust_stdlib_filegroup")
+
+rust_stdlib_filegroup(
+    name = "rust_std",
+    srcs = glob(
+        [
+            "rust/lib/rustlib/{host_triple}/lib/*.rlib",
+            "rust/lib/rustlib/{host_triple}/lib/*.rmeta",
+            "rust/lib/rustlib/{host_triple}/lib/*.so*",
+            "rust/lib/rustlib/{host_triple}/lib/*.a",
+            "rust/lib/rustlib/{host_triple}/lib/self-contained/**",
+        ],
+        allow_empty = True,
+    ),
+    visibility = ["//visibility:public"],
+)
+
+load("@rules_rust//rust:toolchain.bzl", "rust_toolchain")
+
+rust_toolchain(
+    name = "toolchain_impl",
+    rust_doc = ":rustdoc",
+    rust_std = ":rust_std",
+    rustc = ":rustc",
+    linker = ":cc",
+    linker_type = "indirect",
+    rust_objcopy = ":rust_objcopy",
+    rustfmt = ":rustfmt",
+    cargo = ":cargo",
+    clippy_driver = ":clippy_driver",
+    cargo_clippy = ":cargo_clippy",
+    rustc_lib = ":rustc_lib",
+    allocator_library = None,
+    global_allocator_library = None,
+    binary_ext = "",
+    staticlib_ext = ".a",
+    dylib_ext = ".so",
+    stdlib_linkflags = ["-ldl", "-lpthread"],
+    default_edition = "2024",
+    exec_triple = "{host_triple}",
+    target_triple = "{host_triple}",
+    version = "{release}",
+    channel = "stable",
+    visibility = ["//visibility:public"],
+)
+
+toolchain(
+    name = "rust",
+    toolchain = ":toolchain_impl",
+    toolchain_type = "@rules_rust//rust:toolchain_type",
+    visibility = ["//visibility:public"],
+)