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col.1: convert to mandoc 

- Also fix a few typos, style and section order.
- Changed the text "800 characters per line" to "800 bytes per line" as col
  doesn't seem to support UTF-8 right now.
This commit is contained in:
Hiltjo Posthuma 2015-03-07 13:56:13 +01:00
parent 37eaf92a7d
commit 160709734c
1 changed files with 60 additions and 70 deletions
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@ -1,90 +1,80 @@
.TH COL 1 col .Dd March 6, 2014
.SH NAME .Dt COL 1
col - filter reverse line-feeds .Os sbase
.SH SYPNOSIS .Sh NAME
.B col .Nm col
.RB [ \-p ] .Nd filter reverse line-feeds
.RB [ \-b ] .Sh SYPNOSIS
.RB [ \-f ] .Nm
.RB [ \-x ] .Op Fl bfpx
.RB [ \-l .Op Fl l Ar num
.IR num ] .Sh DESCRIPTION
.SH DESCRIPTION
.PP
The The
.B col .Nm
utility filter all the reverse (and half reverse) line feeds, utility filters all the reverse (and half reverse) line feeds,
as they are produced by nroff with .2C of ms(6) or by tbl(1). as they are produced by
.B col .Xr nroff 1
with .2C of
.Xr ms 6
or by
.Xr tbl 1 .
.Nm
also replaces spaces by tabs when it is possible. also replaces spaces by tabs when it is possible.
The control sequences managed by The control sequences managed by
.B col .Nm
are: are:
.TP .Bl -tag -width Ds
.B ESC-7 .It ESC-7
reverse line-feed Reverse line-feed
.TP .It ESC-8
.B ESC-8 Reverse half-line-feed
reverse half-line-feed .It ESC-9
.TP Forward half-line-feed
.B ESC-9 .It VT
forward half-line-feed Vertical-tab
.TP .It SP
.B VT
vertical-tab
.TP
.B SP
Space Space
.TP .It TAB
.B TAB Horizontal tab
horizontal tab .It RETURN
.TP
.B RETURN
Carriage return Carriage return
.TP .It NL
.B NL
New line New line
.PP .El
.Pp
All the other control codes and escape sequences are removed. All the other control codes and escape sequences are removed.
.B Col .Nm
transform all the spaces into tabulators. transforms all the spaces into tabulators.
.SH OPTIONS .Sh OPTIONS
.TP .Bl -tag -width Ds
.B \-p .It Fl p
Print unknown escape sequences to the output. Print unknown escape sequences to the output.
.TP .It Fl b
.B \-b
Do not print backspaces in output, Do not print backspaces in output,
and Print only the last overstriked character in the output. and print only the last overstriked character in the output.
.TP .It Fl f
.B \-f
Allow forward half line feeds in the output. Allow forward half line feeds in the output.
.TP .It Fl x
.B \-x
Do not convert spaces in tabulators. Do not convert spaces in tabulators.
.TP .It Fl l Ar num
.BI \-l " num"
Increment to Increment to
.I num .Ar num
the number of lines buffered for the number of lines buffered for
.B col. .Nm
.SH BUGS .El
.PP .Sh SEE ALSO
.B Col .Xr nroff 1 ,
only process text with a maximum of 256 lines with 800 characteres per line, .Xr tbl 1 ,
although the number of lines can be modified with .Xr ms 6
.B \-l .Sh BUGS
.Nm
only process text with a maximum of 256 lines with 800 bytes per line,
although the number of lines can be modified with the
.Fl l
option. option.
When the number of lines is bigger, When the number of lines is bigger,
the buffer is flushed to the output, the buffer is flushed to the output,
so new reverse line feeds can not operate in the flushed lines. so new reverse line feeds can not operate in the flushed lines.
This implementation ignores SI and SO selection character sets, This implementation ignores SI and SO selection character sets,
because it is supposed it will work only with UTF-8 strings, because it is supposed to work only with UTF-8 strings,
although the UTF-8 support is missed. although the UTF-8 support is missed.
.SH SEE ALSO
.BR nroff (1),
.BR ms (6),
.BR tbl(1).