Add openfst to external, as used by GoogleTTSandroid-sdk-support_r11android-cts-4.2_r2android-cts-4.2_r1android-cts-4.1_r4android-cts-4.1_r2android-cts-4.1_r1android-4.2_r1android-4.2.2_r1.2android-4.2.2_r1.1android-4.2.2_r1android-4.2.1_r1.2android-4.2.1_r1.1android-4.2.1_r1android-4.1.2_r2.1android-4.1.2_r2android-4.1.2_r1android-4.1.1_r6.1android-4.1.1_r6android-4.1.1_r5android-4.1.1_r4android-4.1.1_r3android-4.1.1_r2android-4.1.1_r1.1android-4.1.1_r1tools_r22tools_r21jb-releasejb-mr1.1-releasejb-mr1.1-dev-plus-aospjb-mr1.1-devjb-mr1-releasejb-mr1-dev-plus-aospjb-mr1-devjb-mr0-releasejb-dev

Moved from GoogleTTS

Change-Id: I6bc6bdadaa53bd0f810b88443339f6d899502cc8

1 files changed, 59 insertions, 0 deletions

diff --git a/src/bin/fstreverse.cc b/src/bin/fstreverse.cc
new file mode 100644
index 0000000..7507ffa
--- /dev/null
+++ b/src/bin/fstreverse.cc
@@ -0,0 +1,59 @@
+// fstreverse.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: riley@google.com (Michael Riley)
+// Modified: jpr@google.com (Jake Ratkiewicz) Changed to use FstClass
+//
+// \file
+// Reverses the paths in an FST.
+//
+
+#include <string>
+
+#include <fst/script/reverse.h>
+#include <fst/script/fst-class.h>
+#include <iostream>
+#include <fstream>
+
+int main(int argc, char **argv) {
+  using fst::script::FstClass;
+  using fst::script::VectorFstClass;
+  using fst::script::Reverse;
+
+  string usage = "Reverses the paths in an FST.\n\n  Usage: ";
+  usage += argv[0];
+  usage += " [in.fst [out.fst]]\n";
+
+  std::set_new_handler(FailedNewHandler);
+  SetFlags(usage.c_str(), &argc, &argv, true);
+  if (argc > 3) {
+    ShowUsage();
+    return 1;
+  }
+
+  string in_name = (argc > 1 && (strcmp(argv[1], "-") != 0)) ? argv[1] : "";
+  string out_name = argc > 2 ? argv[2] : "";
+
+  FstClass *ifst = FstClass::Read(in_name);
+  if (!ifst) return 1;
+
+  VectorFstClass *out = new VectorFstClass(ifst->ArcType());
+
+  Reverse(*ifst, out);
+
+  out->Write(out_name);
+
+  return 0;
+}