my $NextCentury = $ThisYear - $ThisYear % 100;
$NextCentury += 100 if $Breakpoint < 50;
my $Century = $NextCentury - 100;
+my $SecOff = 0;
my (%Options, %Cheat);
+my $MaxInt = ((1<<(8 * $Config{intsize} - 2))-1)*2 + 1;
+my $MaxDay = int(($MaxInt-43200)/86400)-1;
+
# Determine the EPOC day for this machine
my $Epoc = 0;
if ($^O eq 'vos') {
# work around posix-977 -- VOS doesn't handle dates in
# the range 1970-1980.
$Epoc = _daygm((0, 0, 0, 1, 0, 70, 4, 0));
-} else {
+}
+elsif ($^O eq 'MacOS') {
+ no integer;
+
+ $MaxDay *=2 if $^O eq 'MacOS'; # time_t unsigned ... quick hack?
+ # MacOS time() is seconds since 1 Jan 1904, localtime
+ # so we need to calculate an offset to apply later
+ $Epoc = 693901;
+ $SecOff = timelocal(localtime(0)) - timelocal(gmtime(0));
+ $Epoc += _daygm(gmtime(0));
+}
+else {
$Epoc = _daygm(gmtime(0));
}
%Cheat=(); # clear the cache as epoc has changed
-my $MaxInt = ((1<<(8 * $Config{intsize} - 2))-1)*2 + 1;
-my $MaxDay = int(($MaxInt-43200)/86400)-1;
-
-
sub _daygm {
$_[3] + ($Cheat{pack("ss",@_[4,5])} ||= do {
my $month = ($_[4] + 10) % 12;
sub _timegm {
- $_[0] + 60 * $_[1] + 3600 * $_[2] + 86400 * &_daygm;
+ my $sec = $SecOff + $_[0] + 60 * $_[1] + 3600 * $_[2];
+
+ no integer;
+
+ $sec + 86400 * &_daygm;
}
croak "Cannot handle date ($sec, $min, $hour, $mday, $month, $year)";
}
- $sec + 60*$min + 3600*$hour + 86400*$days;
+ $sec += $SecOff + 60*$min + 3600*$hour;
+
+ no integer;
+
+ $sec + 86400*$days;
}
sub timelocal {
+ no integer;
my $ref_t = &timegm;
my $loc_t = _timegm(localtime($ref_t));
or return $loc_t;
# Adjust for DST change
- $loc_t + $dst_off;
+ $loc_t += $dst_off;
+
+ # for a negative offset from GMT, and if the original date
+ # was a non-extent gap in a forward DST jump, we should
+ # now have the wrong answer - undo the DST adjust;
+
+ return $loc_t if $zone_off <= 0;
+
+ my ($s,$m,$h) = localtime($loc_t);
+ $loc_t -= $dst_off if $s != $_[0] || $m != $_[1] || $h != $_[2];
+
+ $loc_t;
}