1 files changed, 51 insertions, 0 deletions
diff --git a/contrib/perl5/lib/ctime.pl b/contrib/perl5/lib/ctime.pl
new file mode 100644
index 0000000000000..14e122adda0bd
--- /dev/null
+++ b/contrib/perl5/lib/ctime.pl
@@ -0,0 +1,51 @@
+;# ctime.pl is a simple Perl emulation for the well known ctime(3C) function.
+;#
+;# Waldemar Kebsch, Federal Republic of Germany, November 1988
+;# kebsch.pad@nixpbe.UUCP
+;# 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 (hakanson@cse.ogi.edu)
+;#   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;