927
928
929
930
931
932
933
934
935
936
937
938
939
940
|
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
|
+
+
+
+
+
|
const time_t *t,
int useGMT)
{
struct tm *tmPtr;
time_t time;
if (!useGMT) {
#if defined(_MSC_VER) && (_MSC_VER >= 1900)
# undef timezone /* prevent conflict with timezone() function */
long timezone = 0;
#endif
tzset();
/*
* If we are in the valid range, let the C run-time library handle it.
* Otherwise we need to fake it. Note that this algorithm ignores
* daylight savings time before the epoch.
*/
|
955
956
957
958
959
960
961
962
963
964
965
966
967
968
|
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
|
+
+
+
+
|
#else
#define LOCALTIME_VALIDITY_BOUNDARY 0
#endif
if (*t >= LOCALTIME_VALIDITY_BOUNDARY) {
return TclpLocaltime(t);
}
#if defined(_MSC_VER) && (_MSC_VER >= 1900)
_get_timezone(&timezone);
#endif
time = *t - timezone;
/*
* If we aren't near to overflowing the long, just add the bias and
* use the normal calculation. Otherwise we will need to adjust the
* result at the end.
|