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13 lines
504 B
CMake
13 lines
504 B
CMake
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function(check_string_option_value option)
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get_property(expected_values CACHE ${option} PROPERTY STRINGS)
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if(expected_values)
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foreach(value IN LISTS expected_values)
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if(value STREQUAL "${${option}}")
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return()
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endif()
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endforeach()
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message(FATAL_ERROR "${option} value is \"${${option}}\", but must be one of ${expected_values}.")
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endif()
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message(AUTHOR_WARNING "The STRINGS property must be set before invoking `check_string_option_value' function.")
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endfunction()
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