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# Copyright 2018 Google
#
# 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.
include(FindPackageHandleStandardArgs)
include(FindZLIB)
## ZLIB
# the grpc ExternalProject already figures out if zlib should be built or
# referenced from its installed location. If it elected to allow grpc to build
# zlib then it will be available at this location.
find_library(
ZLIB_LIBRARY
NAMES z
HINTS ${FIREBASE_BINARY_DIR}/src/grpc-build/third_party/zlib
)
# If found above, the standard package will honor the ZLIB_LIBRARY variable.
find_package(ZLIB REQUIRED)
## BoringSSL/OpenSSL
find_path(
OPENSSL_INCLUDE_DIR openssl/ssl.h
HINTS ${FIREBASE_BINARY_DIR}/src/grpc/third_party/boringssl/include
)
find_library(
OPENSSL_SSL_LIBRARY
NAMES ssl
HINTS ${FIREBASE_BINARY_DIR}/src/grpc-build/third_party/boringssl/ssl
)
find_library(
OPENSSL_CRYPTO_LIBRARY
NAMES crypto
HINTS ${FIREBASE_BINARY_DIR}/src/grpc-build/third_party/boringssl/crypto
)
find_package(OpenSSL REQUIRED)
## C-Ares
if(NOT c-ares_DIR)
set(c-ares_DIR ${FIREBASE_INSTALL_DIR}/lib/cmake/c-ares)
endif()
find_package(c-ares CONFIG REQUIRED)
## GRPC
find_path(
GRPC_INCLUDE_DIR grpc/grpc.h
HINTS
$ENV{GRPC_ROOT}/include
${GRPC_ROOT}/include
${FIREBASE_BINARY_DIR}/src/grpc/include
)
find_library(
GPR_LIBRARY
NAMES gpr
HINTS
$ENV{GRPC_ROOT}/lib
${GRPC_ROOT}/lib
${FIREBASE_BINARY_DIR}/src/grpc-build
)
find_library(
GRPC_LIBRARY
NAMES grpc
HINTS
$ENV{GRPC_ROOT}/lib
${GRPC_ROOT}/lib
${FIREBASE_BINARY_DIR}/src/grpc-build
)
find_package_handle_standard_args(
gRPC
DEFAULT_MSG
GRPC_INCLUDE_DIR
GRPC_LIBRARY
GPR_LIBRARY
)
if(GRPC_FOUND)
set(GRPC_INCLUDE_DIRS ${GRPC_INCLUDE_DIR})
set(GRPC_LIBRARIES ${GRPC_LIBRARY})
if (NOT TARGET grpc::gpr)
add_library(grpc::gpr UNKNOWN IMPORTED)
set_target_properties(
grpc::gpr PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES ${GRPC_INCLUDE_DIR}
IMPORTED_LOCATION ${GPR_LIBRARY}
)
endif()
if (NOT TARGET grpc::grpc)
set(
GRPC_LINK_LIBRARIES
c-ares::cares
grpc::gpr
OpenSSL::SSL
OpenSSL::Crypto
ZLIB::ZLIB
)
add_library(grpc::grpc UNKNOWN IMPORTED)
set_target_properties(
grpc::grpc PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES ${GRPC_INCLUDE_DIR}
INTERFACE_LINK_LIBRARIES "${GRPC_LINK_LIBRARIES}"
IMPORTED_LOCATION ${GRPC_LIBRARY}
)
endif()
endif(GRPC_FOUND)
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