From e19a5aa428f9391bbd58879b27f083c1a835af5a Mon Sep 17 00:00:00 2001 From: Jim Meyering Date: Tue, 18 Dec 2007 11:20:31 +0100 Subject: [PATCH] Note that sorting uniq's input is often useful. Suggested by Eric Blake. --- ChangeLog | 5 +++++ NEWS | 4 ++++ src/uniq.c | 7 +++++++ 3 files changed, 16 insertions(+) diff --git a/ChangeLog b/ChangeLog index 83b1410871..8d5c1ab84c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2007-12-18 Jim Meyering + + * src/uniq.c (usage): Note that sorting uniq's input is often useful. + Suggested by Eric Blake. + 2007-12-15 Jim Meyering Version 6.9.91. diff --git a/NEWS b/NEWS index 60be2de8f1..5285d51e6d 100644 --- a/NEWS +++ b/NEWS @@ -1,5 +1,9 @@ GNU coreutils NEWS -*- outline -*- +* Noteworthy changes in release 6.? (????-??-??) [?] + + + * Noteworthy changes in release 6.9.91 (2007-12-15) [beta] ** Bug fixes diff --git a/src/uniq.c b/src/uniq.c index 2864522490..5fcbed9a42 100644 --- a/src/uniq.c +++ b/src/uniq.c @@ -167,6 +167,13 @@ Mandatory arguments to long options are mandatory for short options too.\n\ \n\ A field is a run of whitespace, then non-whitespace characters.\n\ Fields are skipped before chars.\n\ +"), stdout); + fputs (_("\ +\n\ +Note: while uniq can be useful even with unsorted input, in most applications\n\ +the input is sorted in a manner consistent with field-selection options.\n\ +E.g., use `sort' if `uniq' uses no such option (or simply use `sort -u');\n\ +use `sort -k 3b' with uniq -f2.\n\ "), stdout); emit_bug_reporting_address (); } -- 2.47.3