openwrt/scripts/timestamp.pl

64 lines
1.2 KiB
Perl
Executable File

#!/usr/bin/perl
#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
use strict;
sub get_ts($$) {
my $path = shift;
my $options = shift;
my $ts = 0;
my $fn = "";
open FIND, "find $path -not -path \\*.svn\\* -and -not -path \\*CVS\\* $options 2>/dev/null |";
while (<FIND>) {
chomp;
my $file = $_;
next if -l $file;
my @stat = stat $file;
if ($stat[9] > $ts) {
$ts = $stat[9];
$fn = $file;
}
}
close FIND;
return ($ts, $fn);
}
(@ARGV > 0) or push @ARGV, ".";
my $ts = 0;
my $n = ".";
my %options;
while (@ARGV > 0) {
my $path = shift @ARGV;
if ($path =~ /^-x/) {
my $str = shift @ARGV;
$options{"findopts"} .= " -and -not -path \\*".$str."\\*"
} elsif ($path =~ /^-f/) {
$options{"findopts"} .= " -follow";
} elsif ($path =~ /^-/) {
$options{$path} = 1;
} else {
my ($tmp, $fname) = get_ts($path, $options{"findopts"});
if ($tmp > $ts) {
if ($options{'-f'}) {
$n = $fname;
} else {
$n = $path;
}
$ts = $tmp;
}
}
}
if ($options{"-p"}) {
print "$n\n";
} elsif ($options{"-t"}) {
print "$ts\n";
} else {
print "$n\t$ts\n";
}