#
# Copyright (C) 2021 The Falco 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.
#

# https://github.com/google/googletest/tree/master/googletest#incorporating-into-an-existing-cmake-project
# Download and unpack googletest at configure time
configure_file(cmake/modules/googletest/CMakeListsGtestInclude.cmake googletest-download/CMakeLists.txt)
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
  RESULT_VARIABLE result
  WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download)
if (result)
  message(FATAL_ERROR "CMake step for googletest failed: ${result}")
endif ()
execute_process(COMMAND ${CMAKE_COMMAND} --build .
  RESULT_VARIABLE result
  WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download)
if (result)
  message(FATAL_ERROR "Build step for googletest failed: ${result}")
endif ()

# Add googletest directly to our build. This defines
# the gtest and gtest_main targets.
add_subdirectory(${CMAKE_CURRENT_BINARY_DIR}/googletest-src
  ${CMAKE_CURRENT_BINARY_DIR}/googletest-build
  EXCLUDE_FROM_ALL)

set(GTEST_INCLUDE_DIR "${gtest_SOURCE_DIR}/include/gtest")
set(GTEST_MAIN_LIB "gtest_main")
