#
# Copyright 2017 The Abseil 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
#
#      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.
#

load(
    "//absl:copts.bzl",
    "ABSL_DEFAULT_COPTS",
    "ABSL_TEST_COPTS",
    "ABSL_EXCEPTIONS_FLAG",
)
load(
    "//absl:test_dependencies.bzl",
    "GUNIT_MAIN_DEPS_SELECTOR",
    "GUNIT_MAIN_NO_LEAK_CHECK_DEPS_SELECTOR",
)

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

licenses(["notice"])  # Apache 2.0

# Some header files in //base are directly exported for unusual use cases,
# and the ABSL versions must also be exported for those users.

exports_files(["thread_annotations.h"])

cc_library(
    name = "spinlock_wait",
    srcs = [
        "internal/spinlock_posix.inc",
        "internal/spinlock_wait.cc",
        "internal/spinlock_win32.inc",
    ],
    hdrs = [
        "internal/scheduling_mode.h",
        "internal/spinlock_wait.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
    deps = [":core_headers"],
)

cc_library(
    name = "config",
    hdrs = [
        "config.h",
        "policy_checks.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
)

cc_library(
    name = "dynamic_annotations",
    srcs = ["dynamic_annotations.cc"],
    hdrs = ["dynamic_annotations.h"],
    copts = ABSL_DEFAULT_COPTS,
    defines = ["__CLANG_SUPPORT_DYN_ANNOTATION__"],
)

cc_library(
    name = "core_headers",
    hdrs = [
        "attributes.h",
        "macros.h",
        "optimization.h",
        "port.h",
        "thread_annotations.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
    deps = [
        ":config",
        ":dynamic_annotations",
    ],
)

cc_library(
    name = "malloc_extension",
    srcs = ["internal/malloc_extension.cc"],
    hdrs = [
        "internal/malloc_extension.h",
        "internal/malloc_extension_c.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
    deps = [
        ":core_headers",
        ":dynamic_annotations",
    ],
)

# malloc_extension feels like it wants to be folded into this target, but
# malloc_internal gets special build treatment to compile at -O3, so these
# need to stay separate.
cc_library(
    name = "malloc_internal",
    srcs = [
        "internal/low_level_alloc.cc",
        "internal/malloc_hook.cc",
        "internal/malloc_hook_mmap_linux.inc",
    ],
    hdrs = [
        "internal/low_level_alloc.h",
        "internal/malloc_hook.h",
        "internal/malloc_hook_c.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
    textual_hdrs = [
        "internal/malloc_hook_invoke.h",
    ],
    deps = [
        ":base",
        ":config",
        ":core_headers",
        ":dynamic_annotations",
        ":spinlock_wait",
    ],
)

cc_library(
    name = "base_internal",
    hdrs = [
        "internal/identity.h",
        "internal/invoke.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
)

cc_library(
    name = "base",
    srcs = [
        "internal/cycleclock.cc",
        "internal/raw_logging.cc",
        "internal/spinlock.cc",
        "internal/sysinfo.cc",
        "internal/thread_identity.cc",
        "internal/unscaledcycleclock.cc",
    ],
    hdrs = [
        "call_once.h",
        "casts.h",
        "internal/atomic_hook.h",
        "internal/cycleclock.h",
        "internal/log_severity.h",
        "internal/low_level_scheduling.h",
        "internal/per_thread_tls.h",
        "internal/raw_logging.h",
        "internal/spinlock.h",
        "internal/sysinfo.h",
        "internal/thread_identity.h",
        "internal/tsan_mutex_interface.h",
        "internal/unscaledcycleclock.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
    deps = [
        ":base_internal",
        ":config",
        ":core_headers",
        ":dynamic_annotations",
        ":spinlock_wait",
    ],
)

cc_test(
    name = "bit_cast_test",
    size = "small",
    srcs = [
        "bit_cast_test.cc",
    ],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        ":core_headers",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_library(
    name = "throw_delegate",
    srcs = ["internal/throw_delegate.cc"],
    hdrs = ["internal/throw_delegate.h"],
    copts = ABSL_DEFAULT_COPTS + ABSL_EXCEPTIONS_FLAG,
    features = [
        "-use_header_modules",  # b/33207452
    ],
    deps = [
        ":base",
        ":config",
        ":core_headers",
    ],
)

cc_test(
    name = "throw_delegate_test",
    srcs = ["throw_delegate_test.cc"],
    copts = ABSL_TEST_COPTS + ABSL_EXCEPTIONS_FLAG,
    deps = [
        ":throw_delegate",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_library(
    name = "exception_testing",
    testonly = 1,
    hdrs = ["internal/exception_testing.h"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":config",
        "@com_google_googletest//:gtest",
    ],
)

cc_test(
    name = "invoke_test",
    size = "small",
    srcs = ["invoke_test.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base_internal",
        "//absl/strings",
        "//absl/memory",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

# Common test library made available for use in non-absl code that overrides
# AbslInternalSpinLockDelay and AbslInternalSpinLockWake.
cc_library(
    name = "spinlock_test_common",
    testonly = 1,
    srcs = ["spinlock_test_common.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        ":core_headers",
        ":spinlock_wait",
        "//absl/synchronization",
        "@com_google_googletest//:gtest",
    ],
    alwayslink = 1,
)

cc_test(
    name = "spinlock_test",
    size = "medium",
    srcs = ["spinlock_test_common.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        ":core_headers",
        ":spinlock_wait",
        "//absl/synchronization",
        "@com_google_googletest//:gtest_main",
    ],
)

cc_library(
    name = "endian",
    hdrs = [
        "internal/endian.h",
        "internal/unaligned_access.h",
    ],
    copts = ABSL_DEFAULT_COPTS,
    deps = [
        ":config",
        ":core_headers",
    ],
)

cc_test(
    name = "endian_test",
    srcs = ["internal/endian_test.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        ":config",
        ":endian",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_test(
    name = "config_test",
    srcs = ["config_test.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":config",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_test(
    name = "call_once_test",
    srcs = ["call_once_test.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        ":core_headers",
        "//absl/synchronization",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_test(
    name = "raw_logging_test",
    srcs = ["raw_logging_test.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        "@com_google_googletest//:gtest_main",
    ],
)

cc_test(
    name = "sysinfo_test",
    size = "small",
    srcs = ["internal/sysinfo_test.cc"],
    copts = ABSL_TEST_COPTS,
    deps = [
        ":base",
        "//absl/synchronization",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_test(
    name = "low_level_alloc_test",
    size = "small",
    srcs = ["internal/low_level_alloc_test.cc"],
    copts = ABSL_TEST_COPTS,
    linkopts = select({
        "//absl:windows": [],
        "//conditions:default": ["-pthread"],
    }),
    deps = [":malloc_internal"],
)

cc_test(
    name = "thread_identity_test",
    size = "small",
    srcs = ["internal/thread_identity_test.cc"],
    copts = ABSL_TEST_COPTS,
    linkopts = select({
        "//absl:windows": [],
        "//conditions:default": ["-pthread"],
    }),
    deps = [
        ":base",
        ":core_headers",
        "//absl/synchronization",
    ] + select(GUNIT_MAIN_DEPS_SELECTOR),
)

cc_test(
    name = "malloc_extension_system_malloc_test",
    size = "small",
    srcs = ["internal/malloc_extension_test.cc"],
    copts = select({
        "//absl:windows": [
            "/DABSL_MALLOC_EXTENSION_TEST_ALLOW_MISSING_EXTENSION=1",
        ],
        "//conditions:default": [
            "-DABSL_MALLOC_EXTENSION_TEST_ALLOW_MISSING_EXTENSION=1",
        ],
    }) + ABSL_TEST_COPTS,
    features = [
        # This test can't be run under lsan because the test requires system
        # malloc, and lsan provides a competing malloc implementation.
        "-leak_sanitize",
    ],
    deps = [
        ":malloc_extension",
    ] + select(GUNIT_MAIN_NO_LEAK_CHECK_DEPS_SELECTOR),
)