57 lines
2.2 KiB
Python
57 lines
2.2 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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#
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# This source code is licensed under both the MIT license found in the
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# LICENSE-MIT file in the root directory of this source tree and the Apache
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# License, Version 2.0 found in the LICENSE-APACHE file in the root directory
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# of this source tree.
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load(
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"@prelude//ocaml/providers.bzl",
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"OCamlPlatformInfo",
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"OCamlToolchainInfo",
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)
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def _system_ocaml_toolchain_impl(_ctx):
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"""
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A very simple toolchain that is hardcoded to the current environment.
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"""
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return [
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DefaultInfo(
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),
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OCamlToolchainInfo(
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ocaml_compiler = RunInfo(args = ["ocamlopt.opt"]),
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# "Partial linking" (via `ocamlopt.opt -output-obj`) emits calls to
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# `ld -r -o`. If not `None`, this is the `ld` that will be invoked;
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# the default is to use whatever `ld` is in the environment. See
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# [Note: What is `binutils_ld`?] in `providers.bzl`.
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binutils_ld = None,
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# `ocamlopt.opt` makes calls to `as`. If this config paramter is
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# `None` those calls will resolve to whatever `as` is in the
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# environment. If not `None` then the provided value will be what's
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# invoked.
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binutils_as = None,
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dep_tool = RunInfo(args = ["ocamldep.opt"]),
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yacc_compiler = RunInfo(args = ["ocamlyacc"]),
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interop_includes = None,
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menhir_compiler = RunInfo(args = ["menhir"]),
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lex_compiler = RunInfo(args = ["ocamllex.opt"]),
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libc = None,
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ocaml_bytecode_compiler = RunInfo(args = ["ocamlc.opt"]),
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# `ocamldebug` is bytecode intended to be run by `ocamlrun`. There
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# is no "debugger" executable (but then `debug` is not referenced by
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# the ocaml build rules) so `None` will do for this.
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debug = None,
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warnings_flags = "-4-29-35-41-42-44-45-48-50-58-70",
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ocaml_compiler_flags = [], # e.g. "-opaque"
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),
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OCamlPlatformInfo(name = "x86_64"),
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]
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system_ocaml_toolchain = rule(
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impl = _system_ocaml_toolchain_impl,
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attrs = {},
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is_toolchain_rule = True,
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)
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