xref: /dragonfly/contrib/mdocml/demandoc.1 (revision de78d61c)
1.\"	$Id: demandoc.1,v 1.8 2014/09/12 00:10:26 schwarze Exp $
2.\"
3.\" Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4.\"
5.\" Permission to use, copy, modify, and distribute this software for any
6.\" purpose with or without fee is hereby granted, provided that the above
7.\" copyright notice and this permission notice appear in all copies.
8.\"
9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16.\"
17.Dd $Mdocdate: September 12 2014 $
18.Dt DEMANDOC 1
19.Os
20.Sh NAME
21.Nm demandoc
22.Nd emit only text of UNIX manuals
23.Sh SYNOPSIS
24.Nm demandoc
25.Op Fl w
26.Op Ar
27.Sh DESCRIPTION
28The
29.Nm
30utility emits only the text portions of well-formed
31.Xr mdoc 7
32and
33.Xr man 7
34.Ux
35manual files.
36.Pp
37By default,
38.Nm
39parses standard input and outputs only text nodes, preserving line
40and column position.
41Escape sequences are omitted from the output.
42.Pp
43Its arguments are as follows:
44.Bl -tag -width Ds
45.It Fl w
46Output a word list.
47This outputs each word of text on its own line.
48A
49.Qq word ,
50in this case, refers to whitespace-delimited terms beginning with at
51least two letters and not consisting of any escape sequences.
52Words have their leading and trailing punctuation
53.Pq double-quotes, sentence punctuation, etc.
54stripped.
55.It Ar
56The input files.
57.El
58.Pp
59If a document is not well-formed, it is skipped.
60.Pp
61The
62.Fl i ,
63.Fl k ,
64.Fl m ,
65and
66.Fl p
67flags are silently discarded for calling compatibility with the
68historical deroff.
69.Sh EXIT STATUS
70The
71.Nm
72utility exits with one of the following values:
73.Pp
74.Bl -tag -width Ds -compact
75.It 0
76No errors occurred.
77.It 6
78An operating system error occurred, for example memory exhaustion or an
79error accessing input files.
80Such errors cause
81.Nm
82to exit at once, possibly in the middle of parsing or formatting a file.
83The output databases are corrupt and should be removed .
84.El
85.Sh EXAMPLES
86The traditional usage of
87.Nm
88is for spell-checking manuals on
89.Bx .
90This is accomplished as follows (assuming British spelling):
91.Pp
92.Dl $ demandoc -w file.1 | spell -b
93.Sh SEE ALSO
94.Xr mandoc 1 ,
95.Xr man 7 ,
96.Xr mdoc 7
97.Sh HISTORY
98.Nm
99replaces the historical deroff utility for handling modern
100.Xr man 7
101and
102.Xr mdoc 7
103documents.
104.Sh AUTHORS
105The
106.Nm
107utility was written by
108.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv .
109