px4-firmware/cmake/gtest/gtest.cmake

53 lines
2.9 KiB
CMake

############################################################################
#
# Copyright (c) 2019 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name PX4 nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
# Download and unpack googletest at configure time
configure_file(${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt.in googletest-download/CMakeLists.txt)
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" . RESULT_VARIABLE result1 WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download)
execute_process(COMMAND ${CMAKE_COMMAND} --build . RESULT_VARIABLE result2 WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download)
if(result1 OR result2)
message(FATAL_ERROR "Preparing googletest failed: ${result1} ${result2}")
endif()
# Add googletest, defines gtest and gtest_main targets
add_subdirectory(${CMAKE_CURRENT_BINARY_DIR}/googletest-src ${CMAKE_CURRENT_BINARY_DIR}/googletest-build EXCLUDE_FROM_ALL)
# Remove visibility.h from the compile flags for gtest because of poisoned exit()
get_target_property(GTEST_COMPILE_FLAGS gtest COMPILE_OPTIONS)
list(REMOVE_ITEM GTEST_COMPILE_FLAGS "-include")
list(REMOVE_ITEM GTEST_COMPILE_FLAGS "visibility.h")
# Remove float warnings added by PX4 which trigger in gtest-printers.h
list(REMOVE_ITEM GTEST_COMPILE_FLAGS "-Wdouble-promotion")
list(REMOVE_ITEM GTEST_COMPILE_FLAGS "-Wfloat-equal")
set_target_properties(gtest PROPERTIES COMPILE_OPTIONS "${GTEST_COMPILE_FLAGS}")