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
$date = "$1 $2 $3";
return 0 unless $time =~ /^([012]\d)([012345]\d)Z$/;
$time = "$1:$2 +0000";
- return str2time("$date $time");
+ my $r = str2time("$date $time");
+ 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 '^' . $in . '$';
+}