utility.hpp

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/**
 * @file
 * @ingroup daq_ocm
 * @copyright 2022 ESO - European Southern Observatory
 *
 * @brief Declaration of utilities
 */
#ifndef DAQ_UTILITY_HPP_
#define DAQ_UTILITY_HPP_
 
namespace daq {
 
/**
 * Utility class that represents a result and an error.
 */
template<class T=void, class ErrorType=bool>
struct Result {
    ErrorType error;
    T result;
};
 
template<>
struct Result<void> {
    bool error;
};
}
 
#endif // #ifndef DAQ_UTILITY_HPP_