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tools/openfst-1.6.7/src/extensions/special/sigma-fst.cc
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// See www.openfst.org for extensive documentation on this weighted
// finite-state transducer library.
#include <fst/extensions/special/sigma-fst.h>
#include <fst/fst.h>
DEFINE_int64(sigma_fst_sigma_label, 0,
"Label of transitions to be interpreted as sigma ('any') "
"transitions");
DEFINE_string(sigma_fst_rewrite_mode, "auto",
"Rewrite both sides when matching? One of:"
" \"auto\" (rewrite iff acceptor), \"always\", \"never\"");
namespace fst {
const char sigma_fst_type[] = "sigma";
const char input_sigma_fst_type[] = "input_sigma";
const char output_sigma_fst_type[] = "output_sigma";
static FstRegisterer<StdSigmaFst> SigmaFst_StdArc_registerer;
static FstRegisterer<LogSigmaFst> SigmaFst_LogArc_registerer;
static FstRegisterer<Log64SigmaFst> SigmaFst_Log64Arc_registerer;
static FstRegisterer<StdInputSigmaFst> InputSigmaFst_StdArc_registerer;
static FstRegisterer<LogInputSigmaFst> InputSigmaFst_LogArc_registerer;
static FstRegisterer<Log64InputSigmaFst> InputSigmaFst_Log64Arc_registerer;
static FstRegisterer<StdOutputSigmaFst> OutputSigmaFst_StdArc_registerer;
static FstRegisterer<LogOutputSigmaFst> OutputSigmaFst_LogArc_registerer;
static FstRegisterer<Log64OutputSigmaFst> OutputSigmaFst_Log64Arc_registerer;
} // namespace fst
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