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# Copyright 2022 DeepMind Technologies Limited
#
# 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
#
# https://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(APPLE)
# 10.12 is the oldest version of macOS that supports C++17, launched 2016.
set(MUJOCO_MACOSX_VERSION_MIN 10.12)
# We are setting the -mmacosx-version-min compiler flag directly rather than using the
# CMAKE_OSX_DEPLOYMENT_TARGET variable since we do not want to affect choice of SDK,
# and also we only want to apply the version restriction locally.
set(MUJOCO_MACOS_COMPILE_OPTIONS -mmacosx-version-min=${MUJOCO_MACOSX_VERSION_MIN}
-Werror=partial-availability -Werror=unguarded-availability
)
set(MUJOCO_MACOS_LINK_OPTIONS -mmacosx-version-min=${MUJOCO_MACOSX_VERSION_MIN}
-Wl,-no_weak_imports
)
else()
set(MUJOCO_MACOS_COMPILE_OPTIONS "")
set(MUJOCO_MACOS_LINK_OPTIONS "")
endif()
function(enforce_mujoco_macosx_min_version)
if(APPLE)
add_compile_options(${MUJOCO_MACOS_COMPILE_OPTIONS})
add_link_options(${MUJOCO_MACOS_LINK_OPTIONS})
endif()
endfunction()
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