/usr/share/perl5/perl5i/0/DateTime.pm is in libperl5i-perl 2.13.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 | package perl5i::0::DateTime;
# A file to contain the Datetime work for perl5i to get it out of perl5i.pm
use 5.010;
use strict;
use warnings;
use Time::y2038;
## no critic (Subroutines::ProhibitSubroutinePrototypes)
sub dt_gmtime (;$) {
my $time = @_ ? shift : time;
return gmtime($time) if wantarray;
my($sec, $min, $hour, $mday, $mon, $year) = gmtime($time);
$mon++;
$year += 1900;
require DateTime;
return perl5i::0::DateTime::y2038->new(
year => $year,
month => $mon,
day => $mday,
hour => $hour,
minute => $min,
second => $sec,
formatter => "perl5i::0::DateTime::Format::CTime"
);
}
## no critic (Subroutines::ProhibitSubroutinePrototypes)
sub dt_localtime (;$) {
my $time = @_ ? shift : time;
return localtime($time) if wantarray;
my($sec, $min, $hour, $mday, $mon, $year) = localtime($time);
$mon++;
$year += 1900;
require DateTime;
return perl5i::0::DateTime::y2038->new(
year => $year,
month => $mon,
day => $mday,
hour => $hour,
minute => $min,
second => $sec,
time_zone => "local",
formatter => "perl5i::0::DateTime::Format::CTime"
);
}
## no critic (Subroutines::ProhibitSubroutinePrototypes)
sub dt_time () {
require DateTime::Format::Epoch;
state $formatter = DateTime::Format::Epoch->new( epoch => DateTime->from_epoch( epoch => 0 ) );
require DateTime;
return perl5i::0::DateTime::time->from_epoch(
epoch => time,
formatter => $formatter
);
}
{
package perl5i::0::DateTime::y2038;
# Don't load DateTime until we need it.
our @ISA = qw(DateTime);
use overload
"eq" => sub {
my($dt1, $dt2) = @_;
return "$dt1" eq "$dt2" if !eval { $dt2->isa("DateTime") };
return $dt1 eq $dt2;
};
sub from_epoch {
my $class = shift;
require Time::y2038;
no warnings 'redefine';
local *CORE::GLOBAL::gmtime = \&Time::y2038::gmtime;
local *CORE::GLOBAL::localtime = \&Time::y2038::localtime;
return $class->SUPER::from_epoch(@_);
}
# Copy of DateTime's own epoch() function.
sub epoch {
my $self = shift;
my $zone = $self->time_zone;
$self->set_time_zone("UTC");
require Time::y2038;
my $time = Time::y2038::timegm(
$self->sec, $self->min, $self->hour, $self->mday,
$self->mon - 1,
$self->year - 1900,
);
$self->set_time_zone($zone);
return $time;
}
}
{
package perl5i::0::DateTime::time;
use parent -norequire, qw(perl5i::0::DateTime::y2038);
use overload
"0+" => sub { $_[0]->epoch },
"-" => sub {
my( $a, $b, $reverse ) = @_;
if($reverse) {
( $b, $a ) = ( $a, $b );
}
my $time_a = eval { $a->isa("DateTime") } ? $a->epoch : $a;
my $time_b = eval { $b->isa("DateTime") } ? $b->epoch : $b;
return $time_a - $time_b;
},
"+" => sub {
my( $a, $b, $reverse ) = @_;
if($reverse) {
( $b, $a ) = ( $a, $b );
}
my $time_a = eval { $a->isa("DateTime") } ? $a->epoch : $a;
my $time_b = eval { $b->isa("DateTime") } ? $b->epoch : $b;
return $time_a + $time_b;
},
"==" => sub {
my($a, $b) = @_;
return $a+0 == $b+0 if !eval { $b->isa("DateTime") };
return $a == $b;
},
fallback => 1;
}
{
package perl5i::0::DateTime::Format::CTime;
use CLASS;
sub new {
return bless {}, $CLASS;
}
sub format_datetime {
my $self = shift;
my $dt = shift;
# Straight from the Open Group asctime() docs.
return sprintf "%.3s %.3s%3d %.2d:%.2d:%.2d %d",
$dt->day_abbr,
$dt->month_abbr,
$dt->mday,
$dt->hour,
$dt->min,
$dt->sec,
$dt->year,
;
}
}
1;
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