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uniq で丸数字が同一視されてしまう?
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| $ cat n.txt | |
| ① | |
| ② | |
| ☀ | |
| $ uniq n.txt | |
| ① | |
| $ sort n.txt | |
| ① | |
| ② | |
| ☀ | |
| $ tac n.txt | sort | |
| ☀ | |
| ② | |
| ① | |
| $ |
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| $ cat n.txt | |
| ① | |
| ② | |
| $ LANG=ja_JP.utf8 uniq -c n.txt | |
| 2 ① | |
| $ LANG=C uniq -c n.txt | |
| 1 ① | |
| 1 ② | |
| $ uniq --version | |
| uniq (GNU coreutils) 8.20 | |
| Copyright (C) 2012 Free Software Foundation, Inc. | |
| ライセンス GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. | |
| This is free software: you are free to change and redistribute it. | |
| There is NO WARRANTY, to the extent permitted by law. | |
| 作者 Richard M. Stallman および David MacKenzie。 | |
| $ lsb_release -a | |
| No LSB modules are available. | |
| Distributor ID: Ubuntu | |
| Description: Ubuntu 13.04 | |
| Release: 13.04 | |
| Codename: raring | |
| $ |
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apt-get source localesでソースをとってきてlocales/ja_JPのLC_COLLATEからEND LC_COLLATEの間に書いていないコードポイントは同一視されているように見える。