1# Copyright 2017 gRPC authors. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14 15if(gRPC_BENCHMARK_PROVIDER STREQUAL "module") 16 set(BENCHMARK_ENABLE_GTEST_TESTS OFF CACHE BOOL "Turn off gTest in gBenchmark") 17 if(NOT BENCHMARK_ROOT_DIR) 18 set(BENCHMARK_ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/third_party/benchmark) 19 endif() 20 if(EXISTS "${BENCHMARK_ROOT_DIR}/CMakeLists.txt") 21 add_subdirectory(${BENCHMARK_ROOT_DIR} third_party/benchmark) 22 if(TARGET benchmark) 23 set(_gRPC_BENCHMARK_LIBRARIES benchmark) 24 endif() 25 else() 26 message(WARNING "gRPC_BENCHMARK_PROVIDER is \"module\" but BENCHMARK_ROOT_DIR is wrong") 27 endif() 28elseif(gRPC_BENCHMARK_PROVIDER STREQUAL "package") 29 # Use "CONFIG" as there is no built-in cmake module for benchmark. 30 find_package(benchmark REQUIRED CONFIG) 31 if(TARGET benchmark::benchmark) 32 set(_gRPC_BENCHMARK_LIBRARIES benchmark::benchmark) 33 endif() 34 set(_gRPC_FIND_BENCHMARK "if(NOT benchmark_FOUND)\n find_package(benchmark CONFIG)\nendif()") 35elseif(gRPC_BENCHMARK_PROVIDER STREQUAL "none") 36 # Benchmark is a test-only dependency and can be avoided if we're not building tests. 37endif() 38