36 lines
1.2 KiB
CMake
36 lines
1.2 KiB
CMake
# Copyright 2022 DeepMind Technologies Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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option(MUJOCO_HARDEN "Enable build hardening for MuJoCo." OFF)
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if(MUJOCO_HARDEN
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AND NOT
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CMAKE_CXX_COMPILER_ID
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MATCHES
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".*Clang.*"
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)
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message(FATAL_ERROR "MUJOCO_HARDEN is only supported when building with Clang")
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endif()
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if(MUJOCO_HARDEN)
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set(MUJOCO_HARDEN_COMPILE_OPTIONS -D_FORTIFY_SOURCE=2 -fstack-protector)
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if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
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set(MUJOCO_HARDEN_LINK_OPTIONS -Wl,-bind_at_load)
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elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
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set(MUJOCO_HARDEN_LINK_OPTIONS -Wl,-z,relro -Wl,-z,now)
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endif()
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else()
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set(MUJOCO_HARDEN_COMPILE_OPTIONS "")
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set(MUJOCO_HARDEN_LINK_OPTIONS "")
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endif()
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