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author | Pádraig Brady <P@draigBrady.com> | 2014-03-19 17:01:28 +0000 |
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committer | Pádraig Brady <P@draigBrady.com> | 2014-03-19 19:07:53 +0000 |
commit | b010481e1fb24a22c22b6a279e8d24ed3ab4362a (patch) | |
tree | 9fd32a32555810830068406f68466a519b4462e3 /doc | |
parent | c9e410761d03be58f490e9be4196afbdc67974c8 (diff) | |
download | coreutils-b010481e1fb24a22c22b6a279e8d24ed3ab4362a.tar.xz |
doc: clarify the operation of uniq -uD
The description of -u was inaccurate when combined with -D:
$ printf '%s\n' '1 a' '2 a' | uniq -uD -f1
1 a
* doc/coreutils.texi (uniq invocation): Clarify that it's
the last repeated line that is suppressed from the output.
Fixes http://bugs.gnu.org/17022
Diffstat (limited to 'doc')
-rw-r--r-- | doc/coreutils.texi | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi index e5e27eb88..75875d88c 100644 --- a/doc/coreutils.texi +++ b/doc/coreutils.texi @@ -5210,8 +5210,9 @@ This is a GNU extension. @opindex -u @opindex --unique @cindex unique lines, outputting -Discard the first repeated line. When used by itself, this option -causes @command{uniq} to print unique lines, and nothing else. +Discard the last line that would be output for a repeated input group. +When used by itself, this option causes @command{uniq} to print unique +lines, and nothing else. @item -w @var{n} @itemx --check-chars=@var{n} |