1f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson
2f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Licensed under the Apache License, Version 2.0 (the "License");
3f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// you may not use this file except in compliance with the License.
4f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// You may obtain a copy of the License at
5f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson//
6f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson//     http://www.apache.org/licenses/LICENSE-2.0
7f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson//
8f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Unless required by applicable law or agreed to in writing, software
9f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// distributed under the License is distributed on an "AS IS" BASIS,
10f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// See the License for the specific language governing permissions and
12f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// limitations under the License.
13f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson//
14f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Copyright 2005-2010 Google, Inc.
15f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson// Author: allauzen@google.com (Cyril Allauzen)
16f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson
17f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson#include <fst/extensions/far/stlist.h>
18f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson
19f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonnamespace fst {
20f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson
21f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodsonbool IsSTList(const string &filename) {
22f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson  ifstream strm(filename.c_str());
23f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson  if (!strm)
24f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson    return false;
25f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson
26f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson  int32 magic_number = 0;
27f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson  ReadType(strm, &magic_number);
28f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson  return magic_number == kSTListMagicNumber;
29f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson}
30f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson
31f4c12fce1ee58e670f9c3fce46c40296ba9ee8a2Ian Hodson}  // namespace fst
32