Updated OpenFST version to openfst-1.3.2-CL32004048 from Greco3.

Change-Id: I19b0db718256b35c0e3e5a7315f1ed6335e6dcac

1 files changed, 57 insertions, 0 deletions

diff --git a/src/extensions/far/farequal.cc b/src/extensions/far/farequal.cc
new file mode 100644
index 0000000..94e607c
--- /dev/null
+++ b/src/extensions/far/farequal.cc
@@ -0,0 +1,57 @@
+// farequal.cc
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// Copyright 2005-2010 Google, Inc.
+// Author: allauzen@google.com (Cyril Allauzen)
+//
+// \file
+// Tests if two Far files contains the same (key,fst) pairs.
+
+#include <fst/extensions/far/main.h>
+#include <fst/extensions/far/farscript.h>
+
+DEFINE_string(begin_key, "",
+              "First key to extract (def: first key in archive)");
+DEFINE_string(end_key, "",
+              "Last key to extract (def: last key in archive)");
+DEFINE_double(delta, fst::kDelta, "Comparison/quantization delta");
+
+int main(int argc, char **argv) {
+  namespace s = fst::script;
+
+  string usage = "Prints some basic information about the FSTs in an FST ";
+  usage += "archive.\n\n Usage:";
+  usage += argv[0];
+  usage += " in1.far in2.far\n";
+  usage += "  Flags: begin_key end_key";
+
+  std::set_new_handler(FailedNewHandler);
+  SET_FLAGS(usage.c_str(), &argc, &argv, true);
+
+  if (argc != 3) {
+    ShowUsage();
+    return 1;
+  }
+
+  string filename1(argv[1]), filename2(argv[2]);
+
+  bool result = s::FarEqual(
+      filename1, filename2, fst::LoadArcTypeFromFar(filename1),
+      FLAGS_delta, FLAGS_begin_key, FLAGS_end_key);
+
+  if (!result)
+    VLOG(1) << "FARs are not equal.";
+
+  return result ? 0 : 2;
+}