option — CMake 3.4.3 Documentation

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# option

Provides an option that the user can optionally select.

    option(<option_variable> "help string describing option"
           [initial value])

Provide an option for the user to select as `ON` or `OFF`. If no initial value is provided, `OFF` is used.

If you have options that depend on the values of other options, see the module help for `CMakeDependentOption`.

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