1 // farinfo.cc
2
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 //
15 // Copyright 2005-2010 Google, Inc.
16 // Author: allauzen@google.com (Cyril Allauzen)
17 // Modified: jpr@google.com (Jake Ratkiewicz) to use new arc dispatching
18 //
19 // \file
20 // Prints some basic information about the FSTs in an FST archive.
21 //
22
23 #include <fst/extensions/far/main.h>
24 #include <fst/extensions/far/farscript.h>
25
26 DEFINE_string(begin_key, "",
27 "First key to extract (def: first key in archive)");
28 DEFINE_string(end_key, "",
29 "Last key to extract (def: last key in archive)");
30
31 DEFINE_bool(list_fsts, false, "Display FST information for each key");
32
main(int argc,char ** argv)33 int main(int argc, char **argv) {
34 namespace s = fst::script;
35
36 string usage = "Prints some basic information about the FSTs in an FST ";
37 usage += "archive.\n\n Usage:";
38 usage += argv[0];
39 usage += " in1.far [in2.far...]\n";
40 usage += " Flags: begin_key end_key list_fsts";
41
42 std::set_new_handler(FailedNewHandler);
43 SetFlags(usage.c_str(), &argc, &argv, true);
44
45 if (argc < 2) {
46 ShowUsage();
47 return 1;
48 }
49
50 vector<string> filenames;
51 for (int i = 1; i < argc; ++i)
52 filenames.push_back(argv[i]);
53
54 s::FarInfo(filenames, fst::LoadArcTypeFromFar(filenames[0]),
55 FLAGS_begin_key, FLAGS_end_key, FLAGS_list_fsts);
56 }
57