# Copyright 2022 The Pigweed Authors
#
# 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
#
#     https://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.

load("@bazel_skylib//rules:copy_file.bzl", "copy_file")
load("@rules_python//python:defs.bzl", "py_library")
load("//pw_build:python.bzl", "pw_py_test")

package(default_visibility = ["//visibility:public"])

# Path to the `llvm-symbolizer` binary for the toolchain being
# decoded.
#
# This should be overriden for toolchains which don't use
# `@llvm-toolchain`.
label_flag(
    name = "llvm-symbolizer",
    build_setting_default = "@llvm_toolchain//:bin/llvm-symbolizer",
)

# Symlink the `llvm-symbolizer` binary (whose path may be different
# based on the label flag above) into a common location.
copy_file(
    name = "llvm-symbolizer-symlink",
    src = ":llvm-symbolizer",
    out = "llvm-symbolizer-copy",
    allow_symlink = True,
    is_executable = True,
)

py_library(
    name = "pw_symbolizer",
    srcs = [
        "pw_symbolizer/__init__.py",
        "pw_symbolizer/llvm_symbolizer.py",
        "pw_symbolizer/symbolizer.py",
    ],
    data = [":llvm-symbolizer-symlink"],
    imports = ["."],
    deps = ["@rules_python//python/runfiles"],
)

pw_py_test(
    name = "symbolizer_test",
    size = "small",
    srcs = ["symbolizer_test.py"],
    deps = [":pw_symbolizer"],
)

# This test attempts to run subprocesses directly in the source tree, which is
# incompatible with sandboxing.
# TODO: b/241307309 - Update this test to work with bazel.
filegroup(
    name = "llvm_symbolizer_test",
    # size = "small",
    srcs = [
        "llvm_symbolizer_test.py",
        "symbolizer_test.cc",
    ],
    # deps = [":pw_symbolizer"],
)