// See www.openfst.org for extensive documentation on this weighted
  // finite-state transducer library.
  
  #include <fst/flags.h>
  #include <fst/fst.h>
  #include <fst/shortest-distance.h>
  #include <fst/weight.h>
  
  DEFINE_double(delta, fst::kShortestDelta, "Comparison/quantization delta");
  DEFINE_int32(nshortest, 1, "Return N-shortest paths");
  DEFINE_int64(nstate, fst::kNoStateId, "State number threshold");
  DEFINE_string(queue_type, "auto",
                "Queue type: one of \"auto\", "
                "\"fifo\", \"lifo\", \"shortest\', \"state\", \"top\"");
  DEFINE_bool(unique, false, "Return unique strings");
  DEFINE_string(weight, "", "Weight threshold");
  
  int fstshortestpath_main(int argc, char **argv);
  
  int main(int argc, char **argv) { return fstshortestpath_main(argc, argv); }