|  | # Copyright 2020 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. | 
|  |  | 
|  | import("//build_overrides/pigweed.gni") | 
|  |  | 
|  | import("$dir_pw_build/facade.gni") | 
|  | import("$dir_pw_chrono/backend.gni") | 
|  | import("$dir_pw_docgen/docs.gni") | 
|  | import("$dir_pw_unit_test/test.gni") | 
|  |  | 
|  | config("public_include_path") { | 
|  | include_dirs = [ "public" ] | 
|  | visibility = [ ":*" ] | 
|  | } | 
|  |  | 
|  | pw_source_set("epoch") { | 
|  | public = [ "public/pw_chrono/epoch.h" ] | 
|  | public_configs = [ ":public_include_path" ] | 
|  | } | 
|  |  | 
|  | pw_facade("system_clock") { | 
|  | backend = pw_chrono_SYSTEM_CLOCK_BACKEND | 
|  | public_configs = [ ":public_include_path" ] | 
|  | public = [ | 
|  | "public/pw_chrono/internal/system_clock_macros.h", | 
|  | "public/pw_chrono/system_clock.h", | 
|  | ] | 
|  | public_deps = [ | 
|  | ":epoch", | 
|  | "$dir_pw_preprocessor", | 
|  | ] | 
|  | sources = [ "system_clock.cc" ] | 
|  | } | 
|  |  | 
|  | # Dependency injectable implementation of pw::chrono::SystemClock::Interface. | 
|  | pw_source_set("simulated_system_clock") { | 
|  | public_configs = [ ":public_include_path" ] | 
|  | public = [ "public/pw_chrono/simulated_system_clock.h" ] | 
|  | public_deps = [ | 
|  | ":system_clock", | 
|  | "$dir_pw_sync:interrupt_spin_lock", | 
|  | ] | 
|  | } | 
|  |  | 
|  | pw_test_group("tests") { | 
|  | tests = [ | 
|  | ":simulated_system_clock_test", | 
|  | ":system_clock_facade_test", | 
|  | ] | 
|  | } | 
|  |  | 
|  | pw_test("simulated_system_clock_test") { | 
|  | enable_if = pw_chrono_SYSTEM_CLOCK_BACKEND != "" | 
|  | sources = [ "simulated_system_clock_test.cc" ] | 
|  | deps = [ ":simulated_system_clock" ] | 
|  | } | 
|  |  | 
|  | pw_test("system_clock_facade_test") { | 
|  | enable_if = pw_chrono_SYSTEM_CLOCK_BACKEND != "" | 
|  | sources = [ | 
|  | "system_clock_facade_test.cc", | 
|  | "system_clock_facade_test_c.c", | 
|  | ] | 
|  | deps = [ | 
|  | ":system_clock", | 
|  | "$dir_pw_preprocessor", | 
|  | pw_chrono_SYSTEM_CLOCK_BACKEND, | 
|  | ] | 
|  | } | 
|  |  | 
|  | pw_doc_group("docs") { | 
|  | sources = [ "docs.rst" ] | 
|  | } |