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bool OESpruceIsLicensed(const char *feature=0, unsigned int *expdate=0)

Determine whether a valid license file is present. This function may be called without a legitimate run-time license to determine whether it is safe to call any of OESpruce’s functionality.

The features argument can be used to check for a valid license to OESpruce along with that feature. For example, to verify that OESpruce can be used from Python: