forked from PaulStoffregen/Time
22
TimeLib.h
22
TimeLib.h
@ -73,19 +73,19 @@ typedef time_t(*getExternalTime)();
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#define SECS_YR_2000 ((time_t)(946684800UL)) // the time at the start of y2k
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/* Useful Macros for getting elapsed time */
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#define numberOfSeconds(_time_) (_time_ % SECS_PER_MIN)
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#define numberOfMinutes(_time_) ((_time_ / SECS_PER_MIN) % SECS_PER_MIN)
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#define numberOfHours(_time_) (( _time_% SECS_PER_DAY) / SECS_PER_HOUR)
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#define dayOfWeek(_time_) ((( _time_ / SECS_PER_DAY + 4) % DAYS_PER_WEEK)+1) // 1 = Sunday
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#define elapsedDays(_time_) ( _time_ / SECS_PER_DAY) // this is number of days since Jan 1 1970
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#define elapsedSecsToday(_time_) (_time_ % SECS_PER_DAY) // the number of seconds since last midnight
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#define numberOfSeconds(_time_) ((_time_) % SECS_PER_MIN)
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#define numberOfMinutes(_time_) (((_time_) / SECS_PER_MIN) % SECS_PER_MIN)
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#define numberOfHours(_time_) (((_time_) % SECS_PER_DAY) / SECS_PER_HOUR)
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#define dayOfWeek(_time_) ((((_time_) / SECS_PER_DAY + 4) % DAYS_PER_WEEK)+1) // 1 = Sunday
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#define elapsedDays(_time_) ((_time_) / SECS_PER_DAY) // this is number of days since Jan 1 1970
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#define elapsedSecsToday(_time_) ((_time_) % SECS_PER_DAY) // the number of seconds since last midnight
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// The following macros are used in calculating alarms and assume the clock is set to a date later than Jan 1 1971
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// Always set the correct time before settting alarms
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#define previousMidnight(_time_) (( _time_ / SECS_PER_DAY) * SECS_PER_DAY) // time at the start of the given day
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#define nextMidnight(_time_) ( previousMidnight(_time_) + SECS_PER_DAY ) // time at the end of the given day
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#define elapsedSecsThisWeek(_time_) (elapsedSecsToday(_time_) + ((dayOfWeek(_time_)-1) * SECS_PER_DAY) ) // note that week starts on day 1
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#define previousSunday(_time_) (_time_ - elapsedSecsThisWeek(_time_)) // time at the start of the week for the given time
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#define nextSunday(_time_) ( previousSunday(_time_)+SECS_PER_WEEK) // time at the end of the week for the given time
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#define previousMidnight(_time_) (((_time_) / SECS_PER_DAY) * SECS_PER_DAY) // time at the start of the given day
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#define nextMidnight(_time_) (previousMidnight(_time_) + SECS_PER_DAY) // time at the end of the given day
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#define elapsedSecsThisWeek(_time_) (elapsedSecsToday(_time_) + ((dayOfWeek(_time_)-1) * SECS_PER_DAY)) // note that week starts on day 1
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#define previousSunday(_time_) ((_time_) - elapsedSecsThisWeek(_time_)) // time at the start of the week for the given time
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#define nextSunday(_time_) (previousSunday(_time_)+SECS_PER_WEEK) // time at the end of the week for the given time
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/* Useful Macros for converting elapsed time to a time_t */
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