mirror of
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e51a2e6d2f
The one specified by mdoc is hard to read for non-native speakers from countries which read the date day-first (like Germany, Greece, North-Korea, Swamp,...). This is also consistent with how we generally specify dates at suckless.org.
98 lines
1.7 KiB
Groff
98 lines
1.7 KiB
Groff
.Dd 2015-10-08
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.Dt NL 1
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.Os sbase
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.Sh NAME
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.Nm nl
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.Nd line numbering filter
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.Sh SYNOPSIS
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.Nm
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.Op Fl p
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.Op Fl b Ar type
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.Op Fl d Ar delim
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.Op Fl f Ar type
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.Op Fl h Ar type
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.Op Fl i Ar num
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.Op Fl l Ar num
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.Op Fl n Ar format
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.Op Fl s Ar sep
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.Op Fl v Ar num
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.Op Fl w Ar num
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.Op Ar file
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.Sh DESCRIPTION
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.Nm
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reads lines from
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.Ar file
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and writes them to stdout, numbering non-empty lines.
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If no
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.Ar file
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is given
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.Nm
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reads from stdin.
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.Sh OPTIONS
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.Bl -tag -width Ds
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.It Fl p
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Do not reset line number for logical pages.
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.It Fl h Ar type | Fl b Ar type | Fl f Ar type
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Define which lines to number in the head | body | footer section:
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.Bl -tag -width pstringXX
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.It a
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All lines.
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.It n
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No lines.
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.It t
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Only non-empty lines. This is the default.
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.It p Ns Ar expr
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Only lines matching
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.Ar expr
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according to
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.Xr regex 7 .
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.El
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.It Fl d Ar delim
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Set
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.Ar delim
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as the delimiter for logical pages. If
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.Ar delim
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is only one character,
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.Nm
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appends ":" to it. The default is "\e:".
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.It Fl i Ar num
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Set the increment between numbered lines to
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.Ar num .
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.It Fl l Ar num
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Set the number of adjacent blank lines to be considered as one to
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.Ar num .
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The default is 1.
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.It Fl n Ar format
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Set the line number output
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.Ar format
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to one of:
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.Bl -tag -width pstringXX
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.It ln
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Left justified.
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.It rn
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Right justified. This is the default.
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.It rz
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Right justified with leading zeroes.
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.El
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.It Fl s Ar sep
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Use
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.Ar sep
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to separate line numbers and lines. The default is "\et".
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.It Fl v Ar num
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Start counting lines from
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.Ar num .
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The default is 1.
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.It Fl w Ar num
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Set the width of the line number to
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.Ar num .
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The default is 6.
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.El
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.Sh SEE ALSO
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.Xr pr 1
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.Sh STANDARDS
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The
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.Nm
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utility is compliant with the
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.St -p1003.1-2013
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specification.
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