src/lib/captive-thread/BUILD.bazel

# Copyright 2026 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

load("//build/bazel/rules/cc:fx_cc_binary.bzl", "fx_cc_binary")
load("//build/bazel/rules/cc:fx_cc_library.bzl", "fx_cc_library")
load("//build/bazel/rules/cc:fx_cc_library_headers.bzl", "fx_cc_library_headers")
load("//build/bazel/rules/testing:fx_unittest_package.bzl", "fx_unittest_package")

package(default_applicable_licenses = ["//:license"])

# @bazel2gn:skip
test_suite(
    name = "tests",
    tests = [":captive-thread-tests"],
    visibility = ["//src/lib:__pkg__"],
)

fx_cc_library_headers(
    name = "headers",
    hdrs = [
        "include/lib/captive-thread/captive-thread.h",
        "include/lib/captive-thread/registers.h",
    ],
    deps = [
        "//sdk/lib/fit",
        "//zircon/system/ulib/zx",
    ],
)

fx_cc_library(
    name = "captive-thread",
    srcs = ["captive-thread.cc"],
    implementation_deps = [
        ":fake-step",
        "//sdk/lib/stdcompat",
    ],
    visibility = [
        "//src/lib/captive-thread/testing:__pkg__",
        "//zircon/system/ulib/zx/test:__pkg__",
        "//zircon/system/utest/core/threads:__pkg__",
    ],
    deps = [
        ":headers",
        "//sdk/lib/fit",
        "//zircon/system/ulib/zx",
    ],
)

fx_cc_library(
    name = "fake-step",
    srcs = ["fake-step.h"] + select({
        "@platforms//cpu:riscv64": ["fake-step.cc"],
        "//conditions:default": [],
    }),
    implementation_deps = select({
        "@platforms//cpu:riscv64": [
            "//zircon/system/ulib/zx",
            "@fuchsia_sdk//pkg/hwreg",  # @bazel2gn:path_overwrite://zircon/system/ulib/hwreg
        ],
        "//conditions:default": [],
    }),
    deps = [
        ":headers",
        "//sdk/lib/stdcompat",
    ],
    alwayslink = True,
)

fx_cc_binary(
    name = "captive-thread-unittests",
    testonly = True,
    srcs = ["captive-thread-tests.cc"],
    tags = ["manual"],
    deps = [
        ":captive-thread",
        "//src/lib/captive-thread/testing:captive-thread-testing",
        "//src/lib/elfldltl:headers",  # @bazel2gn:path_overwrite://src/lib/elfldltl
        "//src/lib/fxl/test:gtest_main",
        "@com_google_googletest//:gtest",  # @bazel2gn:path_overwrite://third_party/googletest:gmock
    ],
)

fx_unittest_package(
    name = "captive-thread-tests",
    package_name = "captive-thread-tests",
    unit_tests = [":captive-thread-unittests"],
    visibility = ["//visibility:private"],
)