date_to_timer

SFL
Version 2.11

`date_to_timer`

#include "sfldate.h"
time_t
date_to_timer (long date, long time)

Synopsis

Converts the supplied date and time into a time_t timer value. This is the number of non-leap seconds since 00:00:00 GMT Jan 1, 1970. Function was rewritten by Bruce Walter walter@fortean.com. If the input date and time are invalid, returns 0.

Source Code - (sfldate.c)

{
    struct tm
        time_struct;
    time_t
        timer;

    time_struct.tm_sec   = GET_SECOND (time);
    time_struct.tm_min   = GET_MINUTE (time);
    time_struct.tm_hour  = GET_HOUR   (time);
    time_struct.tm_mday  = GET_DAY    (date);
    time_struct.tm_mon   = GET_MONTH  (date) - 1;
    time_struct.tm_year  = GET_CCYEAR (date) - 1900;
    time_struct.tm_isdst = -1;
    timer = mktime (&time_struct);
    if (timer == -1)
        return (0);
    else
        return (timer);
}

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