1 files changed, 31 insertions, 0 deletions
diff --git a/src/extensions/far/stlist.cc b/src/extensions/far/stlist.cc
new file mode 100644
index 0000000..f75b592
--- /dev/null
+++ b/src/extensions/far/stlist.cc
@@ -0,0 +1,31 @@
+
+// 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)
+
+#include <fst/extensions/far/stlist.h>
+
+namespace fst {
+
+bool IsSTList(const string &filename) {
+  ifstream strm(filename.c_str());
+  if (!strm)
+    return false;
+
+  int32 magic_number = 0;
+  ReadType(strm, &magic_number);
+  return magic_number == kSTListMagicNumber;
+}
+
+}  // namespace fst