xref: /aosp_15_r20/external/grpc-grpc/cmake/systemd.cmake (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1*cc02d7e2SAndroid Build Coastguard Worker# Copyright 2022 gRPC authors.
2*cc02d7e2SAndroid Build Coastguard Worker#
3*cc02d7e2SAndroid Build Coastguard Worker# Licensed under the Apache License, Version 2.0 (the "License");
4*cc02d7e2SAndroid Build Coastguard Worker# you may not use this file except in compliance with the License.
5*cc02d7e2SAndroid Build Coastguard Worker# You may obtain a copy of the License at
6*cc02d7e2SAndroid Build Coastguard Worker#
7*cc02d7e2SAndroid Build Coastguard Worker#     http://www.apache.org/licenses/LICENSE-2.0
8*cc02d7e2SAndroid Build Coastguard Worker#
9*cc02d7e2SAndroid Build Coastguard Worker# Unless required by applicable law or agreed to in writing, software
10*cc02d7e2SAndroid Build Coastguard Worker# distributed under the License is distributed on an "AS IS" BASIS,
11*cc02d7e2SAndroid Build Coastguard Worker# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12*cc02d7e2SAndroid Build Coastguard Worker# See the License for the specific language governing permissions and
13*cc02d7e2SAndroid Build Coastguard Worker# limitations under the License.
14*cc02d7e2SAndroid Build Coastguard Worker
15*cc02d7e2SAndroid Build Coastguard Workerset(gRPC_USE_SYSTEMD "AUTO" CACHE STRING "Build with libsystemd support if available. Can be ON, OFF or AUTO")
16*cc02d7e2SAndroid Build Coastguard Worker
17*cc02d7e2SAndroid Build Coastguard Workerif (NOT gRPC_USE_SYSTEMD STREQUAL "OFF")
18*cc02d7e2SAndroid Build Coastguard Worker  if (gRPC_USE_SYSTEMD STREQUAL "ON")
19*cc02d7e2SAndroid Build Coastguard Worker    find_package(systemd REQUIRED)
20*cc02d7e2SAndroid Build Coastguard Worker  elseif (gRPC_USE_SYSTEMD STREQUAL "AUTO")
21*cc02d7e2SAndroid Build Coastguard Worker    find_package(systemd)
22*cc02d7e2SAndroid Build Coastguard Worker  else()
23*cc02d7e2SAndroid Build Coastguard Worker    message(FATAL_ERROR "Unknown value for gRPC_USE_SYSTEMD = ${gRPC_USE_SYSTEMD}")
24*cc02d7e2SAndroid Build Coastguard Worker  endif()
25*cc02d7e2SAndroid Build Coastguard Worker
26*cc02d7e2SAndroid Build Coastguard Worker  if(TARGET systemd)
27*cc02d7e2SAndroid Build Coastguard Worker    set(_gRPC_SYSTEMD_LIBRARIES systemd ${SYSTEMD_LINK_LIBRARIES})
28*cc02d7e2SAndroid Build Coastguard Worker    add_definitions(-DHAVE_LIBSYSTEMD)
29*cc02d7e2SAndroid Build Coastguard Worker  endif()
30*cc02d7e2SAndroid Build Coastguard Worker  set(_gRPC_FIND_SYSTEMD "if(NOT systemd_FOUND)\n  find_package(systemd)\nendif()")
31*cc02d7e2SAndroid Build Coastguard Workerendif()
32