1
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6//     http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13//
14// Copyright 2005-2010 Google, Inc.
15// Author: jpr@google.com (Jake Ratkiewicz)
16
17#ifndef FST_SCRIPT_CONCAT_H_
18#define FST_SCRIPT_CONCAT_H_
19
20#include <fst/script/arg-packs.h>
21#include <fst/script/fst-class.h>
22#include <fst/concat.h>
23
24namespace fst {
25namespace script {
26
27typedef args::Package<MutableFstClass*, const FstClass&> ConcatArgs1;
28typedef args::Package<const FstClass&, MutableFstClass*> ConcatArgs2;
29
30template<class Arc>
31void Concat(ConcatArgs1 *args) {
32  MutableFst<Arc> *ofst = args->arg1->GetMutableFst<Arc>();
33  const Fst<Arc> &ifst = *(args->arg2.GetFst<Arc>());
34
35  Concat(ofst, ifst);
36}
37
38template<class Arc>
39void Concat(ConcatArgs2 *args) {
40  const Fst<Arc> &ifst = *(args->arg1.GetFst<Arc>());
41  MutableFst<Arc> *ofst = args->arg2->GetMutableFst<Arc>();
42
43  Concat(ifst, ofst);
44}
45
46void Concat(MutableFstClass *ofst, const FstClass &ifst);
47void Concat(const FstClass &ifst, MutableFstClass *ofst);
48
49}  // namespace script
50}  // namespace fst
51
52
53
54#endif  // FST_SCRIPT_CONCAT_H_
55