1 cfa37a7b 2004-04-10 devnull .TH UNIQ 1
3 cfa37a7b 2004-04-10 devnull uniq \- report repeated lines in a file
4 cfa37a7b 2004-04-10 devnull .SH SYNOPSIS
9 cfa37a7b 2004-04-10 devnull .BI +- num
15 cfa37a7b 2004-04-10 devnull .SH DESCRIPTION
17 cfa37a7b 2004-04-10 devnull copies the input
18 cfa37a7b 2004-04-10 devnull .IR file ,
19 cfa37a7b 2004-04-10 devnull or the standard input, to the
20 cfa37a7b 2004-04-10 devnull standard output, comparing adjacent lines.
21 cfa37a7b 2004-04-10 devnull In the normal case, the second and succeeding copies
22 cfa37a7b 2004-04-10 devnull of repeated lines are
24 cfa37a7b 2004-04-10 devnull Repeated lines must be adjacent
25 cfa37a7b 2004-04-10 devnull in order to be found.
28 cfa37a7b 2004-04-10 devnull Print unique lines.
31 cfa37a7b 2004-04-10 devnull Print (one copy of) duplicated lines.
34 cfa37a7b 2004-04-10 devnull Prefix a repetition count and a tab to each output line.
40 cfa37a7b 2004-04-10 devnull .BI - num
41 cfa37a7b 2004-04-10 devnull The first
44 cfa37a7b 2004-04-10 devnull together with any blanks before each are ignored.
45 cfa37a7b 2004-04-10 devnull A field is defined as a string of non-space, non-tab characters
46 cfa37a7b 2004-04-10 devnull separated by tabs and spaces from its neighbors.
48 cfa37a7b 2004-04-10 devnull .BI + num
49 cfa37a7b 2004-04-10 devnull The first
51 cfa37a7b 2004-04-10 devnull characters are ignored.
52 cfa37a7b 2004-04-10 devnull Fields are skipped before characters.
53 cfa37a7b 2004-04-10 devnull .SH SOURCE
54 cfa37a7b 2004-04-10 devnull .B /sys/src/cmd/uniq.c
55 cfa37a7b 2004-04-10 devnull .SH "SEE ALSO"
56 cfa37a7b 2004-04-10 devnull .IR sort (1)
58 cfa37a7b 2004-04-10 devnull Field selection and comparison should be compatible with
59 cfa37a7b 2004-04-10 devnull .IR sort (1).