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# Copyright 2022 Google LLC
#
# 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.
cmake_minimum_required(VERSION 3.14)
project(Ukey2)
enable_testing()
include_directories(
${CMAKE_SOURCE_DIR}/ukey2_c_ffi/cpp/)
include(ExternalProject)
set_directory_properties(PROPERTIES EP_PREFIX ${CMAKE_BINARY_DIR}/target/tmp)
ExternalProject_Add(
ukey2_c_ffi
DOWNLOAD_COMMAND ""
CONFIGURE_COMMAND ""
BUILD_COMMAND cargo build COMMAND cargo build --release --lib
BINARY_DIR "${CMAKE_SOURCE_DIR}/ukey2_c_ffi"
INSTALL_COMMAND "")
# required for designated initializers on MSVC
set(CMAKE_CXX_STANDARD 20)
if(UNIX)
add_compile_options(-Wall -Werror -Wextra -Wimplicit-fallthrough -Wextra-semi
-Wno-missing-field-initializers -Wno-unused-parameter -Wno-psabi
-Wno-unneeded-internal-declaration
-Wno-ignored-pragma-optimize
-Wno-bitfield-constant-conversion -Wno-deprecated-this-capture -Wshadow
-Wsign-compare)
elseif(MSVC)
add_compile_options(-W4 -MD)
endif()
include(FetchContent)
FetchContent_Declare(
googletest
GIT_REPOSITORY https://github.com/google/googletest.git
GIT_TAG release-1.12.1
)
FetchContent_MakeAvailable(googletest)
add_executable(ffi_test
ukey2_test.cc
ukey2_glue.cc
ukey2_ffi.h
ukey2_bindings.h)
set(ukey2_c_ffi_FILENAME "${CMAKE_SHARED_LIBRARY_PREFIX}ukey2_c_ffi${CMAKE_SHARED_LIBRARY_SUFFIX}")
if(UNIX)
target_link_libraries(
ffi_test
"${CMAKE_SOURCE_DIR}/../../../../target/release/${ukey2_c_ffi_FILENAME}"
GTest::gtest_main
dl pthread
)
elseif(MSVC)
# MSVC requires linking to a static lib, which rust kindly generates
target_link_libraries(
ffi_test
"${CMAKE_SOURCE_DIR}/../../../../target/release/${ukey2_c_ffi_FILENAME}${CMAKE_STATIC_LIBRARY_SUFFIX}"
GTest::gtest_main
)
# MSVC requires that the dynamic lib be visible to the binary, and copying to the binary dir is an easy way to do that
get_target_property(ffi_test_BINARY_DIR ffi_test BINARY_DIR)
add_custom_command(
TARGET ffi_test POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E copy "${CMAKE_SOURCE_DIR}/../../../../target/release/${ukey2_c_ffi_FILENAME}" "${ffi_test_BINARY_DIR}/."
)
endif()
include(GoogleTest)
gtest_discover_tests(ffi_test)
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