| #!/usr/bin/env perl | |
| # Copyright 2010-2011 Microsoft Corporation | |
| # 2015 Guoguo Chen | |
| # 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 | |
| # | |
| # THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| # KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED | |
| # WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, | |
| # MERCHANTABLITY OR NON-INFRINGEMENT. | |
| # See the Apache 2 License for the specific language governing permissions and | |
| # limitations under the License. | |
| # This script replaces epsilon with #0 on the input side only, of the G.fst | |
| # acceptor. | |
| while(<>){ | |
| if (/\s+#0\s+/) { | |
| print STDERR "$0: ERROR: LM has word #0, " . | |
| "which is reserved as disambiguation symbol\n"; | |
| exit 1; | |
| } | |
| s:^(\d+\s+\d+\s+)\<eps\>(\s+):$1#0$2:; | |
| print; | |
| } | |