require Exporter;
@ISA = qw(Exporter);
-@EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf parray parraypairs
+@EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf
+ parray parraypairs shellregex
print_all_fields cltounix
);
@month = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
+%patmap = (
+ '*' => '.*',
+ '?' => '.',
+ '[' => '[',
+ ']' => ']'
+);
# a full time for logging and other purposes
sub atime
my $t = shift;
my ($sec,$min,$hour,$mday,$mon,$year) = gmtime((defined $t) ? $t : time);
$year += 1900;
- my $buf = sprintf "%02d-%s-%04d", $mday, $month[$mon], $year;
+ my $buf = sprintf "%2d-%s-%04d", $mday, $month[$mon], $year;
return $buf;
}
{
my $date = shift;
my $time = shift;
- $date =~ s/^\s*(\d+)-(\w\w\w)-(19\d\d)$/$1 $2 $3/;
- $time =~ s/^(\d\d)(\d\d)Z$/$1:$2 +0000/;
- return str2time("$date $time");
+ my ($thisyear) = (gmtime)[5] + 1900;
+
+ return 0 unless $date =~ /^\s*(\d+)-(\w\w\w)-([12][90]\d\d)$/;
+ return 0 if $3 > 2036;
+ return 0 unless abs($thisyear-$3) <= 1;
+ $date = "$1 $2 $3";
+ return 0 unless $time =~ /^([012]\d)([012345]\d)Z$/;
+ $time = "$1:$2 +0000";
+ my $r = str2time("$date $time");
+ return $r unless $r;
+ return $r == -1 ? undef : $r;
}
# turn a latitude in degrees into a string
return @out;
}
+# generate a regex from a shell type expression
+# see 'perl cookbook' 6.9
+sub shellregex
+{
+ my $in = shift;
+ $in =~ s{(.)} { $patmap{$1} || "\Q$1" }ge;
+ return '^' . $in . '$';
+}