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17 lines
588 B
CMake
17 lines
588 B
CMake
#
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# Created by Bradley Austin Davis on 2017/11/27
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# Copyright 2013-2017 High Fidelity, Inc.
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#
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# Distributed under the Apache License, Version 2.0.
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# See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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#
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function(set_from_env _RESULT_NAME _ENV_VAR_NAME _DEFAULT_VALUE)
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if (NOT DEFINED ${_RESULT_NAME})
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if ("$ENV{${_ENV_VAR_NAME}}" STREQUAL "")
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set (${_RESULT_NAME} ${_DEFAULT_VALUE} PARENT_SCOPE)
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else()
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set (${_RESULT_NAME} $ENV{${_ENV_VAR_NAME}} PARENT_SCOPE)
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endif()
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endif()
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endfunction()
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