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 
24 namespace fst {
25 namespace script {
26 
27 typedef args::Package<MutableFstClass*, const FstClass&> ConcatArgs1;
28 typedef args::Package<const FstClass&, MutableFstClass*> ConcatArgs2;
29 
30 template<class Arc>
Concat(ConcatArgs1 * args)31 void 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 
38 template<class Arc>
Concat(ConcatArgs2 * args)39 void 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 
46 void Concat(MutableFstClass *ofst, const FstClass &ifst);
47 void Concat(const FstClass &ifst, MutableFstClass *ofst);
48 
49 }  // namespace script
50 }  // namespace fst
51 
52 
53 
54 #endif  // FST_SCRIPT_CONCAT_H_
55