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# Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS.  All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.

if (is_android) {
  import("//chromium/build/config/android/config.gni")
  import("//chromium/build/config/android/rules.gni")
}
import("../webrtc.gni")

rtc_library("system_wrappers") {
  visibility = [ "*" ]
  sources = [
    "include/clock.h",
    "include/cpu_features_wrapper.h",
    "include/cpu_info.h",
    "include/ntp_time.h",
    "include/rtp_to_ntp_estimator.h",
    "include/sleep.h",
    "source/clock.cc",
    "source/cpu_features.cc",
    "source/cpu_info.cc",
    "source/rtp_to_ntp_estimator.cc",
    "source/sleep.cc",
  ]

  defines = []
  libs = []
  deps = [
    "../api:array_view",
    "../api/units:timestamp",
    "../modules:module_api_public",
    "../rtc_base:checks",
    "../rtc_base:logging",
    "../rtc_base:safe_conversions",
    "../rtc_base:timeutils",
    "../rtc_base/synchronization:mutex",
    "../rtc_base/system:arch",
    "../rtc_base/system:rtc_export",
  ]

  if (is_android) {
    if (build_with_mozilla) {
      include_dirs = [
        "/config/external/nspr",
        "/nsprpub/lib/ds",
        "/nsprpub/pr/include",
      ]
    } else {
      sources += [ "source/cpu_features_android.cc" ]
      deps += [ "//third_party/cpu_features:ndk_compat" ]
    }

    libs += [ "log" ]
  }

  if (is_linux || is_chromeos) {
    if (!build_with_chromium) {
      sources += [ "source/cpu_features_linux.cc" ]
    }

    libs += [ "rt" ]
  }

  if (is_win) {
    libs += [ "winmm.lib" ]

    # Windows needs ../rtc_base due to include of
    # webrtc/rtc_base/win32.h in source/clock.cc.
    deps += [ "../rtc_base:win32" ]
  }

  deps += [ "../rtc_base:rtc_numerics" ]
}

rtc_library("field_trial") {
  visibility = [ "*" ]
  public = [ "include/field_trial.h" ]
  sources = [ "source/field_trial.cc" ]
  if (rtc_exclude_field_trial_default) {
    defines = [ "WEBRTC_EXCLUDE_FIELD_TRIAL_DEFAULT" ]
  }
  deps = [
    "../experiments:registered_field_trials",
    "../rtc_base:checks",
    "../rtc_base:logging",
    "../rtc_base:stringutils",
    "../rtc_base/containers:flat_set",
    "//third_party/abseil-cpp/absl/algorithm:container",
    "//third_party/abseil-cpp/absl/strings:string_view",
  ]
}

rtc_library("metrics") {
  visibility = [ "*" ]
  public = [ "include/metrics.h" ]
  sources = [ "source/metrics.cc" ]
  if (rtc_exclude_metrics_default) {
    defines = [ "WEBRTC_EXCLUDE_METRICS_DEFAULT" ]
  }
  deps = [
    "../rtc_base:checks",
    "../rtc_base:macromagic",
    "../rtc_base:stringutils",
    "../rtc_base/synchronization:mutex",
    "//third_party/abseil-cpp/absl/strings:string_view",
  ]
}

rtc_library("denormal_disabler") {
  visibility = [ "*" ]
  public = [ "include/denormal_disabler.h" ]
  sources = [ "source/denormal_disabler.cc" ]
  deps = [
    "../rtc_base:checks",
    "../rtc_base/system:arch",
  ]
  if (is_clang) {
    cflags_cc = [ "-Wno-unused-private-field" ]
  }
}

if (rtc_include_tests && !build_with_chromium) {
  rtc_test("system_wrappers_unittests") {
    testonly = true
    sources = [
      "source/clock_unittest.cc",
      "source/denormal_disabler_unittest.cc",
      "source/field_trial_unittest.cc",
      "source/metrics_default_unittest.cc",
      "source/metrics_unittest.cc",
      "source/ntp_time_unittest.cc",
      "source/rtp_to_ntp_estimator_unittest.cc",
    ]

    deps = [
      ":denormal_disabler",
      ":field_trial",
      ":metrics",
      ":system_wrappers",
      "../api/units:time_delta",
      "../rtc_base:checks",
      "../rtc_base:random",
      "../rtc_base:stringutils",
      "../test:rtc_expect_death",
      "../test:test_main",
      "../test:test_support",
      "//testing/gtest",
      "//third_party/abseil-cpp/absl/strings:string_view",
    ]

    if (is_android) {
      deps += [ "//testing/android/native_test:native_test_support" ]

      shard_timeout = 900
    }
  }
}