// fstequal.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) to use FstClass // // \file // Two FSTS are equal iff they their exit status is zero. // #include <fst/script/equal.h> DEFINE_double(delta, fst::kDelta, "Comparison/quantization delta"); int main(int argc, char **argv) { namespace s = fst::script; using fst::script::FstClass; string usage = "Two FSTs are equal iff the exit status is zero.\n\n Usage: "; usage += argv[0]; usage += " in1.fst in2.fst\n"; std::set_new_handler(FailedNewHandler); SET_FLAGS(usage.c_str(), &argc, &argv, true); if (argc != 3) { ShowUsage(); return 1; } string in1_name = strcmp(argv[1], "-") == 0 ? "" : argv[1]; string in2_name = strcmp(argv[2], "-") == 0 ? "" : argv[2]; if (in1_name.empty() && in2_name.empty()) { LOG(ERROR) << argv[0] << ": Can't take both inputs from standard input."; return 1; } FstClass *ifst1 = FstClass::Read(in1_name); if (!ifst1) return 1; FstClass *ifst2 = FstClass::Read(in2_name); if (!ifst2) return 1; bool result = s::Equal(*ifst1, *ifst2, FLAGS_delta); if (!result) VLOG(1) << "FSTs are not equal."; return result ? 0 : 2; }