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# Copyright 2017 gRPC 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.
if("${gRPC_GFLAGS_PROVIDER}" STREQUAL "module")
if(NOT GFLAGS_ROOT_DIR)
set(GFLAGS_ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/third_party/gflags)
endif()
if(EXISTS "${GFLAGS_ROOT_DIR}/CMakeLists.txt")
add_subdirectory(${GFLAGS_ROOT_DIR} third_party/gflags)
if(TARGET gflags_static)
set(_gRPC_GFLAGS_LIBRARIES gflags_static)
set(_gRPC_GFLAGS_INCLUDE_DIR "${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include")
endif()
else()
message(WARNING "gRPC_GFLAGS_PROVIDER is \"module\" but GFLAGS_ROOT_DIR is wrong")
endif()
elseif("${gRPC_GFLAGS_PROVIDER}" STREQUAL "package")
# Use "CONFIG" as there is no built-in cmake module for gflags.
find_package(gflags REQUIRED CONFIG)
if(TARGET gflags)
set(_gRPC_GFLAGS_LIBRARIES gflags)
set(_gRPC_GFLAGS_INCLUDE_DIR ${GFLAGS_INCLUDE_DIR})
endif()
set(_gRPC_FIND_GFLAGS "if(NOT gflags_FOUND)\n find_package(gflags CONFIG)\nendif()")
endif()
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