From: Paul Eggert <eggert@cs.ucla.edu>
Date: Wed, 8 Dec 2004 23:02:45 +0000 (+0000)
Subject: (usage): Mention that input files should be sorted.
X-Git-Tag: v5.3.0~166
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=98fe5b67ac7c24ec43dd76daa5214fcd1df505b6;p=thirdparty%2Fcoreutils.git

(usage): Mention that input files should be sorted.
---

diff --git a/src/join.c b/src/join.c
index 68156191aa..2dfbb07503 100644
--- a/src/join.c
+++ b/src/join.c
@@ -163,6 +163,7 @@ Usage: %s [OPTION]... FILE1 FILE2\n\
 For each pair of input lines with identical join fields, write a line to\n\
 standard output.  The default join field is the first, delimited\n\
 by whitespace.  When FILE1 or FILE2 (not both) is -, read standard input.\n\
+FILE1 and FILE2 should be sorted on the join fields.\n\
 \n\
   -a FILENUM        print unpairable lines coming from file FILENUM, where\n\
                       FILENUM is 1 or 2, corresponding to FILE1 or FILE2\n\