replace find call with perl code

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@3782 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/scripts/timestamp.pl b/scripts/timestamp.pl
index dc47e24..9735dd6 100755 (executable)
--- a/scripts/timestamp.pl
+++ b/scripts/timestamp.pl
@@ -1,24 +1,35 @@
 #!/usr/bin/perl
 use strict;
+use File::stat;
+
+sub crawl($$) {
+       my $path = shift;
+       my $options = shift;
+       my @results = $path;
+       opendir(DIR,$path);
+       foreach my $file (readdir(DIR)) {
+               if ($file !~m/^(\.(svn|\.?)|CVS$options)$/) {
+                       push @results, crawl("$path/$file",$options);
+               }
+       }
+       closedir(DIR);
+       return @results; 
+}
 
 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 = $_;
-               open FILE, "<$file";
-               my @stat = stat FILE;
-               close FILE;
-               if ($stat[9] > $ts) {
-                       $ts = $stat[9];
+       my @search = crawl($path,$options);
+       while (@search) {
+               my $file = shift @search;
+               my $mtime = stat($file)->mtime;
+               if ($mtime > $ts) {
+                       $ts = $mtime;
                        $fn = $file;
                }
        }
-       close FIND;
        return ($ts, $fn);
 }
 
@@ -30,7 +41,7 @@ while (@ARGV > 0) {
        my $path = shift @ARGV;
        if ($path =~ /^-x/) {
                my $str = shift @ARGV;
-               $options{"-x"} .= " -and -not -path \\*".$str."\\*"
+               $options{"-x"} .= "|".$str;
        } elsif ($path =~ /^-/) {
                $options{$path} = 1;
        } else {