time_t mktime
(
struct tm * timeptr /* pointer to broken-down structure */
)
{
time_t timeIs = 0;
int days = 0;
char zoneBuf [sizeof (ZONEBUFFER)];
/* Validate tm structure */
__tmValidate (timeptr);
/* Calulate time_t value */
/* time */
timeIs += (timeptr->tm_sec +
(timeptr->tm_min * SECSPERMIN) +
(timeptr->tm_hour * SECSPERHOUR));
/* date */
days += __julday (timeptr->tm_year, timeptr->tm_mon, timeptr->tm_mday);
timeptr->tm_yday = (days - 1);
if ((timeptr->tm_year + TM_YEAR_BASE) < EPOCH_YEAR )
return ((time_t) ERROR);
/* days in previous years */
days = __daysSinceEpoch (timeptr->tm_year - (EPOCH_YEAR - TM_YEAR_BASE),
timeptr->tm_yday );
timeptr->tm_wday = (days + EPOCH_WDAY) % DAYSPERWEEK;
timeIs += (days * SECSPERDAY);
/* correct for day light saving */
/* validate again for the extra DST hour */
if ((timeptr->tm_isdst = __getDstInfo (timeptr, __loctime)))
{
timeIs -= SECSPERHOUR;
__tmValidate (timeptr);
}
/* correct for zone offset from UTC */
__getZoneInfo (zoneBuf, TIMEOFFSET, __loctime);
timeIs += (atoi (zoneBuf) * SECSPERMIN);
return(timeIs);
}
void __getLocale(
char *buffer,
int desc,
const struct tm *tmp,
TIMELOCALE *timeInfo,
int *size
)
{
char zoneBuffer[sizeof(ZONEBUFFER)];
char *ptr = NULL;
/* Select item */
switch (desc)
{
case DATETIME:
ptr = timeInfo->_Format[DATETIME];
break;
case DATE:
ptr = timeInfo->_Format[DATE];
break;
case TIMEO:
ptr = timeInfo->_Format[TIMEO];
break;
case AMPM:
ptr = timeInfo->_Ampm[(tmp->tm_hour < 12) ? 0 : 1];
break;
case ZONE:
__getZoneInfo(zoneBuffer, NAME, timeInfo);
ptr = zoneBuffer;
break;
}
/* Set size */
*size = strlen(ptr);
/* Get string */
strcpy(buffer, ptr);
}
