hdf5/bin/debug-ohdr

#!/usr/bin/perl
#
# Copyright by the Board of Trustees of the University of Illinois.
# All rights reserved.
#
# This file is part of HDF5.  The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the files COPYING and Copyright.html.  COPYING can be found at the root
# of the source code distribution tree; Copyright.html can be found at the
# root level of an installed copy of the electronic HDF5 document set and
# is linked from the top-level documents page.  It can also be found at
# http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html.  If you do not have
# access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu.
#
require 5.003;

# Looks for lines emitted by H5O_open() and H5O_close() and tries to
# determine which objects were not properly closed.

while (<>) {
   next unless /^([<>])(0x[\da-f]+|\d+)$/;
   my ($op, $addr) = ($1, $2);

   if ($op eq ">") {
      # Open object
      $obj{$addr} += 1;
   } else {
      # Close object
      die unless $obj{$addr}>0;
      $obj{$addr} -= 1;
      delete $obj{$addr} unless $obj{$addr};
   }
}

for (sort keys %obj) {
   printf "%3d %s\n", $obj{$_}, $_;
}

exit 0;