mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
51 lines
1.7 KiB
51 lines
1.7 KiB
;# ctime.pl is a simple Perl emulation for the well known ctime(3C) function.
|
|
;#
|
|
;# Waldemar Kebsch, Federal Republic of Germany, November 1988
|
|
;# [email protected]
|
|
;# Modified March 1990, Feb 1991 to properly handle timezones
|
|
;# $RCSfile: ctime.pl,v $$Revision: 4.1 $$Date: 92/08/07 18:23:47 $
|
|
;# Marion Hakanson ([email protected])
|
|
;# Oregon Graduate Institute of Science and Technology
|
|
;#
|
|
;# usage:
|
|
;#
|
|
;# #include <ctime.pl> # see the -P and -I option in perl.man
|
|
;# $Date = &ctime(time);
|
|
|
|
CONFIG: {
|
|
package ctime;
|
|
|
|
@DoW = ('Sun','Mon','Tue','Wed','Thu','Fri','Sat');
|
|
@MoY = ('Jan','Feb','Mar','Apr','May','Jun',
|
|
'Jul','Aug','Sep','Oct','Nov','Dec');
|
|
}
|
|
|
|
sub ctime {
|
|
package ctime;
|
|
|
|
local($time) = @_;
|
|
local($[) = 0;
|
|
local($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst);
|
|
|
|
# Determine what time zone is in effect.
|
|
# Use GMT if TZ is defined as null, local time if TZ undefined.
|
|
# There's no portable way to find the system default timezone.
|
|
|
|
$TZ = defined($ENV{'TZ'}) ? ( $ENV{'TZ'} ? $ENV{'TZ'} : 'GMT' ) : '';
|
|
($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) =
|
|
($TZ eq 'GMT') ? gmtime($time) : localtime($time);
|
|
|
|
# Hack to deal with 'PST8PDT' format of TZ
|
|
# Note that this can't deal with all the esoteric forms, but it
|
|
# does recognize the most common: [:]STDoff[DST[off][,rule]]
|
|
|
|
if($TZ=~/^([^:\d+\-,]{3,})([+-]?\d{1,2}(:\d{1,2}){0,2})([^\d+\-,]{3,})?/){
|
|
$TZ = $isdst ? $4 : $1;
|
|
}
|
|
$TZ .= ' ' unless $TZ eq '';
|
|
|
|
$year += 1900;
|
|
sprintf("%s %s %2d %2d:%02d:%02d %s%4d\n",
|
|
$DoW[$wday], $MoY[$mon], $mday, $hour, $min, $sec, $TZ, $year);
|
|
}
|
|
1;
|