apply_patch.cxx

Go to the documentation of this file.

/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file apply_patch.cxx
 */

#include "pandabase.h"
#include "panda_getopt.h"
#include "preprocess_argv.h"
#include "patchfile.h"
#include "filename.h"

using std::cerr;
using std::endl;

int
main(int argc, char **argv) {
  preprocess_argv(argc, argv);

  if (argc < 3) {
    cerr << "Usage: apply_patch <patch_file> <old_file>" << endl;
    cerr << "Will overwrite old_file" << endl;
    return 1;
  }

  Filename patch = argv[1];
  patch.set_binary();

  Filename file = argv[2];
  file.set_binary();

  Patchfile pfile;

  cerr << "Applying patch file " << patch << " to " << file << endl;
  if (pfile.apply(patch, file) == false) {
    cerr << "apply patch failed" << endl;
    return 1;
  }

  return 0;
}