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From ed5e4d34a16436a37c0e084666fcfb77cc4859c3 Mon Sep 17 00:00:00 2001 From: Hiltjo Posthuma <hiltjo@codemadness.org> Date: Thu, 31 Jul 2025 14:42:59 +0200 Subject: [PATCH 4/4] improve man pages and some warnings. Checking for warnings: mandoc -Tlint *.1 - Swap .St -p1003.1-2013 macro with text: mdoc does not support this macro and some texts were changed, like commit d4dfd42d3580ad36bedfdc5b8924ff6683981f53 - Typo fixes: exeption -> exception. - xargs.1: document -P extension. - sed.1: remove use of .Pp of .Ss. - Wrap lines to less than 80 characters and use a new sentence for each line. - find.1: Xr reference C library functions.
46 lines
775 B
Groff
46 lines
775 B
Groff
.Dd October 8, 2015
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.Dt UNIQ 1
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.Os sbase
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.Sh NAME
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.Nm uniq
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.Nd report or filter out repeated lines in a file
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.Sh SYNOPSIS
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.Nm
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.Op Fl c
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.Op Fl d | u
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.Op Fl f Ar num
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.Op Fl s Ar num
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.Op Ar input Op Ar output
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.Sh DESCRIPTION
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.Nm
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reads the
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.Ar input
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file and writes one copy of a line from each group of consecutive
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duplicate lines to the
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.Ar output
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file.
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If no
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.Ar input
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file is given
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.Nm
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reads from stdin.
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If no
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.Ar output
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file is given
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.Nm
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writes to stdout.
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.Sh OPTIONS
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.Bl -tag -width Ds
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.It Fl c
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Prefix each line with the number of consecutive occurrences in
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.Ar input .
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.It Fl d | Fl u
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Print duplicate | unique lines only.
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.It Fl f Ar num | Fl s Ar num
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Ignore the first
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.Ar num
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fields | characters in each input line when doing comparisons.
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.El
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.Sh STANDARDS
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POSIX.1-2013.
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