1 warn "Legacy library @{[(caller(0))[6]]} will be removed from the Perl core distribution in the next major release. Please install it from the CPAN distribution Perl4::CoreLibs. It is being used at @{[(caller)[1]]}, line @{[(caller)[2]]}.\n";
3 ;# ctime.pl is a simple Perl emulation for the well known ctime(3C) function.
5 # This library is no longer being maintained, and is included for backward
6 # compatibility with Perl 4 programs which may require it.
7 # This legacy library is deprecated and will be removed in a future
10 # In particular, this should not be used as an example of modern Perl
11 # programming techniques.
13 # Suggested alternative: the POSIX ctime function
16 ;# Waldemar Kebsch, Federal Republic of Germany, November 1988
17 ;# kebsch.pad@nixpbe.UUCP
18 ;# Modified March 1990, Feb 1991 to properly handle timezones
19 ;# $RCSfile: ctime.pl,v $$Revision: 4.1 $$Date: 92/08/07 18:23:47 $
20 ;# Marion Hakanson (hakanson@cse.ogi.edu)
21 ;# Oregon Graduate Institute of Science and Technology
25 ;# #include <ctime.pl> # see the -P and -I option in perl.man
26 ;# $Date = &ctime(time);
31 @DoW = ('Sun','Mon','Tue','Wed','Thu','Fri','Sat');
32 @MoY = ('Jan','Feb','Mar','Apr','May','Jun',
33 'Jul','Aug','Sep','Oct','Nov','Dec');
40 local($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst);
42 # Determine what time zone is in effect.
43 # Use GMT if TZ is defined as null, local time if TZ undefined.
44 # There's no portable way to find the system default timezone.
46 $TZ = defined($ENV{'TZ'}) ? ( $ENV{'TZ'} ? $ENV{'TZ'} : 'GMT' ) : '';
47 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) =
48 ($TZ eq 'GMT') ? gmtime($time) : localtime($time);
50 # Hack to deal with 'PST8PDT' format of TZ
51 # Note that this can't deal with all the esoteric forms, but it
52 # does recognize the most common: [:]STDoff[DST[off][,rule]]
54 if($TZ=~/^([^:\d+\-,]{3,})([+-]?\d{1,2}(:\d{1,2}){0,2})([^\d+\-,]{3,})?/){
55 $TZ = $isdst ? $4 : $1;
57 $TZ .= ' ' unless $TZ eq '';
60 sprintf("%s %s %2d %2d:%02d:%02d %s%4d\n",
61 $DoW[$wday], $MoY[$mon], $mday, $hour, $min, $sec, $TZ, $year);