time64
gnc_mktime (struct tm* time)
{
GDateTime *gdt;
time64 secs;
normalize_struct_tm (time);
gdt = gnc_g_date_time_new_local (time->tm_year + 1900, time->tm_mon,
time->tm_mday, time->tm_hour,
time->tm_min, (gdouble)(time->tm_sec));
if (gdt == NULL)
{
g_warning("Invalid time passed to gnc_mktime");
return -1;
}
time->tm_mon = time->tm_mon > 0 ? time->tm_mon - 1 : 11;
// Watch out: struct tm has wday=0..6 with Sunday=0, but GDateTime has wday=1..7 with Sunday=7.
time->tm_wday = g_date_time_get_day_of_week (gdt) % 7;
time->tm_yday = g_date_time_get_day_of_year (gdt);
time->tm_isdst = g_date_time_is_daylight_savings (gdt);
#ifdef HAVE_STRUCT_TM_GMTOFF
time->tm_gmtoff = g_date_time_get_utc_offset (gdt) / G_TIME_SPAN_SECOND;
#endif
secs = g_date_time_to_unix (gdt);
g_date_time_unref (gdt);
return secs;
}
time64
gnc_timegm (struct tm* time)
{
try
{
normalize_struct_tm(time);
GncDateTime gncdt(*time);
*time = static_cast<struct tm>(gncdt);
time->tm_sec -= gncdt.offset();
normalize_struct_tm(time);
#ifdef HAVE_STRUcT_TM_GMTOFF
time->tm_gmtoff = 0;
#endif
return static_cast<time64>(gncdt) - gncdt.offset();
}
catch(std::invalid_argument)
{
return 0;
}
}
time64
gnc_timegm (struct tm* time)
{
try
{
normalize_struct_tm(time);
return static_cast<time64>(GncDateTime(*time));
}
catch(std::invalid_argument)
{
return 0;
}
}
time64
gnc_mktime (struct tm* time)
{
try
{
normalize_struct_tm (time);
GncDateTime gncdt(*time);
return static_cast<time64>(gncdt) - gncdt.offset();
}
catch(std::invalid_argument)
{
return 0;
}
}
time64
gnc_timegm (struct tm* time)
{
GDateTime *gdt;
time64 secs;
normalize_struct_tm (time);
gdt = g_date_time_new_utc (time->tm_year + 1900, time->tm_mon,
time->tm_mday, time->tm_hour, time->tm_min,
(gdouble)(time->tm_sec));
time->tm_mon = time->tm_mon > 0 ? time->tm_mon - 1 : 11;
// Watch out: struct tm has wday=0..6 with Sunday=0, but GDateTime has wday=1..7 with Sunday=7.
time->tm_wday = g_date_time_get_day_of_week (gdt) % 7;
time->tm_yday = g_date_time_get_day_of_year (gdt);
time->tm_isdst = g_date_time_is_daylight_savings (gdt);
secs = g_date_time_to_unix (gdt);
g_date_time_unref (gdt);
return secs;
}
