#!/usr/local/bin/perl -w

use File::Find;

my $area = "$ENV{'HOME'}/Tk/..";

@tk = qw(Tk-b11.02 Tk-b12);

sub findbase
{
 return unless (-f $_);
 my $file = "$File::Find::dir/$_";
 # return if $file =~ m,/pTk/,;
 my $t = -M $file;
 my $d = -100000;
 my $where = "Not found";
 foreach $dir (@tk)
  {
   my $path = "$area/$dir/$file";
   if (-f $path)
    {
     my $r = (-M $path)-$t;
     if ($r > $d)
      {
       $d = $r;
       $where = $path;
      }
    }
  }
  if ($d > 0)
   {
    my $code = system("merge",$_,$where,"$area/Tk400.200/$file");
    if ($code)
     {
      warn "Overlaps in $file\n";
      print "$file\n";
     }
   }
  else
   {
    warn "$file $d $where\n" if ($d > -100000);
   }
}



find(\&findbase,".");