Port SPI-GPIO driver from 2.6.29-rc4

[openwrt.git] / scripts / timestamp.pl

diff --git a/scripts/timestamp.pl b/scripts/timestamp.pl
index a4bb7ec..b2d68a1 100755 (executable)
--- a/scripts/timestamp.pl
+++ b/scripts/timestamp.pl
@@ -1,4 +1,11 @@
-#!/usr/bin/perl
+#!/usr/bin/env 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($$) {
@@ -6,14 +13,12 @@ sub get_ts($$) {
        my $options = shift;
        my $ts = 0;
        my $fn = "";
-       -d "$path" and $path .= "/*";
-       open FIND, "find $path -not -path \\*.svn\\* -and -not -path \\*CVS\\* $options 2>/dev/null |";
+       open FIND, "find $path -type f -and -not -path \\*.svn\\* -and -not -path \\*CVS\\* $options 2>/dev/null |";
        while (<FIND>) {
                chomp;
                my $file = $_;
-               open FILE, "<$file";
-               my @stat = stat FILE;
-               close FILE;
+               next if -l $file;
+               my @stat = stat $file;
                if ($stat[9] > $ts) {
                        $ts = $stat[9];
                        $fn = $file;
@@ -31,13 +36,18 @@ while (@ARGV > 0) {
        my $path = shift @ARGV;
        if ($path =~ /^-x/) {
                my $str = shift @ARGV;
-               $options{"-x"} .= " -and -not -path \\*".$str."\\*"
+               $options{"findopts"} .= " -and -not -path '".$str."'"
+       } elsif ($path =~ /^-f/) {
+               $options{"findopts"} .= " -follow";
+       } elsif ($path =~ /^-n/) {
+               my $arg = $ARGV[0];
+               $options{$path} = $arg;
        } elsif ($path =~ /^-/) {
                $options{$path} = 1;
        } else {
-               my ($tmp, $fname) = get_ts($path, $options{"-x"});
+               my ($tmp, $fname) = get_ts($path, $options{"findopts"});
                if ($tmp > $ts) {
-                       if ($options{'-f'}) {
+                       if ($options{'-F'}) {
                                $n = $fname;
                        } else {
                                $n = $path;
@@ -47,7 +57,9 @@ while (@ARGV > 0) {
        }
 }
 
-if ($options{"-p"}) {
+if ($options{"-n"}) {
+       exit ($n eq $options{"-n"} ? 0 : 1);
+} elsif ($options{"-p"}) {
        print "$n\n";
 } elsif ($options{"-t"}) {
        print "$ts\n";