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doc: improve description of join's -a option

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* src/join.c (usage): Mention that -a adds to the overall output,
rather than replacing the default output.
* THANKS: Update.
Reported by Tomas Volka.
This commit is contained in:
Eric Blake 2011-09-13 16:07:11 -06:00
parent 3f456c54bb
commit b98e41cc74
1 changed files with 1 additions and 1 deletions
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src/join.c
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@ -194,7 +194,7 @@ 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\
\n\
-a FILENUM print unpairable lines coming from file FILENUM, where\n\
-a FILENUM also print unpairable lines from file FILENUM, where\n\
FILENUM is 1 or 2, corresponding to FILE1 or FILE2\n\
-e EMPTY replace missing input fields with EMPTY\n\
"), stdout);