version 1.126, 2014/03/31 01:05:32 |
version 1.131, 2015/01/24 02:41:49 |
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.\" $Id$ |
.\" $Id$ |
.\" |
.\" |
.\" Copyright (c) 2009, 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
.\" Copyright (c) 2009, 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
.\" Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org> |
.\" Copyright (c) 2011-2015 Ingo Schwarze <schwarze@openbsd.org> |
.\" Copyright (c) 2010 Joerg Sonnenberger <joerg@netbsd.org> |
.\" Copyright (c) 2010 Joerg Sonnenberger <joerg@netbsd.org> |
.\" |
.\" |
.\" Permission to use, copy, modify, and distribute this software for any |
.\" Permission to use, copy, modify, and distribute this software for any |
Line 369 Begin a paragraph whose initial output line is left-ju |
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Line 369 Begin a paragraph whose initial output line is left-ju |
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subsequent output lines are indented, with the following syntax: |
subsequent output lines are indented, with the following syntax: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&HP |
.Pf \. Sx \&HP |
.Op Cm width |
.Op Ar width |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm width |
.Ar width |
argument is a |
argument is a |
.Xr roff 7 |
.Xr roff 7 |
scaling width. |
scaling width. |
|
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Begin an indented paragraph with the following syntax: |
Begin an indented paragraph with the following syntax: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&IP |
.Pf \. Sx \&IP |
.Op Cm head Op Cm width |
.Op Ar head Op Ar width |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm width |
.Ar width |
argument is a |
argument is a |
.Xr roff 7 |
.Xr roff 7 |
scaling width defining the left margin. |
scaling width defining the left margin. |
Line 425 It's saved for later paragraph left-margins; if unspec |
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Line 425 It's saved for later paragraph left-margins; if unspec |
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default width is used. |
default width is used. |
.Pp |
.Pp |
The |
The |
.Cm head |
.Ar head |
argument is used as a leading term, flushed to the left margin. |
argument is used as a leading term, flushed to the left margin. |
This is useful for bulleted paragraphs and so on. |
This is useful for bulleted paragraphs and so on. |
.Pp |
.Pp |
Line 470 This is a non-standard GNU extension, included only fo |
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Line 470 This is a non-standard GNU extension, included only fo |
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It has the following syntax: |
It has the following syntax: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&OP |
.Pf \. Sx \&OP |
.Cm key Op Cm value |
.Ar key Op Ar value |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm key |
.Ar key |
is usually a command-line flag and |
is usually a command-line flag and |
.Cm value |
.Ar value |
its argument. |
its argument. |
.Ss \&P |
.Ss \&P |
Synonym for |
Synonym for |
Line 495 Specify the vertical space to be inserted before each |
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Line 495 Specify the vertical space to be inserted before each |
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The syntax is as follows: |
The syntax is as follows: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&PD |
.Pf \. Sx \&PD |
.Op Cm height |
.Op Ar height |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm height |
.Ar height |
argument is a |
argument is a |
.Xr roff 7 |
.Xr roff 7 |
scaling width. |
scaling width. |
|
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.Ss \&RE |
.Ss \&RE |
Explicitly close out the scope of a prior |
Explicitly close out the scope of a prior |
.Sx \&RS . |
.Sx \&RS . |
The default left margin is restored to the state of the original |
The default left margin is restored to the state before that |
.Sx \&RS |
.Sx \&RS |
invocation. |
invocation. |
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.Pp |
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The syntax is as follows: |
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.Bd -filled -offset indent |
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.Pf \. Sx \&RE |
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.Op Ar level |
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.Ed |
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.Pp |
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Without an argument, the most recent |
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.Sx \&RS |
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block is closed out. |
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If |
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.Ar level |
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is 1, all open |
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.Sx \&RS |
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blocks are closed out. |
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Otherwise, |
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.Ar level No \(mi 1 |
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nested |
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.Sx \&RS |
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blocks remain open. |
.Ss \&RI |
.Ss \&RI |
Text is rendered alternately in roman (the default font) and italics. |
Text is rendered alternately in roman (the default font) and italics. |
Whitespace between arguments is omitted in output. |
Whitespace between arguments is omitted in output. |
Line 578 Temporarily reset the default left margin. |
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Line 598 Temporarily reset the default left margin. |
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This has the following syntax: |
This has the following syntax: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&RS |
.Pf \. Sx \&RS |
.Op Cm width |
.Op Ar width |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm width |
.Ar width |
argument is a |
argument is a |
.Xr roff 7 |
.Xr roff 7 |
scaling width. |
scaling width. |
Line 607 The scope of a sub-section is closed by a subsequent s |
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Line 627 The scope of a sub-section is closed by a subsequent s |
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section, or end of file. |
section, or end of file. |
The paragraph left-margin width is reset to the default. |
The paragraph left-margin width is reset to the default. |
.Ss \&TH |
.Ss \&TH |
Sets the title of the manual page with the following syntax: |
Sets the title of the manual page for use in the page header |
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and footer with the following syntax: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&TH |
.Pf \. Sx \&TH |
.Ar title section date |
.Ar title section date |
Line 629 is empty or not specified, the current date is used. |
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Line 650 is empty or not specified, the current date is used. |
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The optional |
The optional |
.Ar source |
.Ar source |
string specifies the organisation providing the utility. |
string specifies the organisation providing the utility. |
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When unspecified, |
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.Xr mandoc 1 |
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uses its |
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.Fl Ios |
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argument. |
The |
The |
.Ar volume |
.Ar volume |
string replaces the default rendered volume, which is dictated by the |
string replaces the default rendered volume, which is dictated by the |
Line 645 Subsequent output lines are indented. |
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Line 671 Subsequent output lines are indented. |
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The syntax is as follows: |
The syntax is as follows: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&TP |
.Pf \. Sx \&TP |
.Op Cm width |
.Op Ar width |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm width |
.Ar width |
argument is a |
argument is a |
.Xr roff 7 |
.Xr roff 7 |
scaling width. |
scaling width. |
Line 694 End literal mode begun by |
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Line 720 End literal mode begun by |
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.Ss \&in |
.Ss \&in |
Indent relative to the current indentation: |
Indent relative to the current indentation: |
.Pp |
.Pp |
.D1 Pf \. Sx \&in Op Cm width |
.D1 Pf \. Sx \&in Op Ar width |
.Pp |
.Pp |
If |
If |
.Cm width |
.Ar width |
is signed, the new offset is relative. |
is signed, the new offset is relative. |
Otherwise, it is absolute. |
Otherwise, it is absolute. |
This value is reset upon the next paragraph, section, or sub-section. |
This value is reset upon the next paragraph, section, or sub-section. |
.Ss \&na |
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Don't align to the right margin. |
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.Ss \&nf |
.Ss \&nf |
Begin literal mode: all subsequent free-form lines have their end of |
Begin literal mode: all subsequent free-form lines have their end of |
line boundaries preserved. |
line boundaries preserved. |
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Insert vertical spaces into output with the following syntax: |
Insert vertical spaces into output with the following syntax: |
.Bd -filled -offset indent |
.Bd -filled -offset indent |
.Pf \. Sx \&sp |
.Pf \. Sx \&sp |
.Op Cm height |
.Op Ar height |
.Ed |
.Ed |
.Pp |
.Pp |
The |
The |
.Cm height |
.Ar height |
argument is a scaling width as described in |
argument is a scaling width as described in |
.Xr roff 7 . |
.Xr roff 7 . |
If 0, this is equivalent to the |
If 0, this is equivalent to the |
Line 754 is equivalent to |
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Line 778 is equivalent to |
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If next-line macros are invoked consecutively, only the last is used. |
If next-line macros are invoked consecutively, only the last is used. |
If a next-line macro is followed by a non-next-line macro, an error is |
If a next-line macro is followed by a non-next-line macro, an error is |
raised, except for |
raised, except for |
.Sx \&br , |
.Sx \&br |
.Sx \&sp , |
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and |
and |
.Sx \&na . |
.Sx \&sp . |
.Pp |
.Pp |
The syntax is as follows: |
The syntax is as follows: |
.Bd -literal -offset indent |
.Bd -literal -offset indent |
Line 788 The syntax is as follows: |
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Line 811 The syntax is as follows: |
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.It Sx \&br Ta 0 Ta current Ta compat |
.It Sx \&br Ta 0 Ta current Ta compat |
.It Sx \&fi Ta 0 Ta current Ta compat |
.It Sx \&fi Ta 0 Ta current Ta compat |
.It Sx \&in Ta 1 Ta current Ta compat |
.It Sx \&in Ta 1 Ta current Ta compat |
.It Sx \&na Ta 0 Ta current Ta compat |
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.It Sx \&nf Ta 0 Ta current Ta compat |
.It Sx \&nf Ta 0 Ta current Ta compat |
.It Sx \&sp Ta 1 Ta current Ta compat |
.It Sx \&sp Ta 1 Ta current Ta compat |
.El |
.El |
Line 873 Note that macros like |
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Line 895 Note that macros like |
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.Sx \&BR |
.Sx \&BR |
open and close a font scope for each argument. |
open and close a font scope for each argument. |
.Sh COMPATIBILITY |
.Sh COMPATIBILITY |
This section documents areas of questionable portability between |
This section mentions some areas of questionable portability between |
implementations of the |
implementations of the |
.Nm |
.Nm |
language. |
language. |
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More incompatibilities exist. |
.Pp |
.Pp |
.Bl -dash -compact |
.Bl -dash -compact |
.It |
.It |
Line 888 to close out a literal context opened with |
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Line 911 to close out a literal context opened with |
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.Sx \&nf . |
.Sx \&nf . |
This behaviour may not be portable. |
This behaviour may not be portable. |
.It |
.It |
In quoted literals, GNU troff allowed pair-wise double-quotes to produce |
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a standalone double-quote in formatted output. |
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It is not known whether this behaviour is exhibited by other formatters. |
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.It |
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troff suppresses a newline before |
troff suppresses a newline before |
.Sq \(aq |
.Sq \(aq |
macro output; in mandoc, it is an alias for the standard |
macro output; in mandoc, it is an alias for the standard |
.Sq \&. |
.Sq \&. |
control character. |
control character. |
.It |
.It |
The |
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.Sq \eh |
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.Pq horizontal position , |
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.Sq \ev |
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.Pq vertical position , |
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.Sq \em |
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.Pq text colour , |
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.Sq \eM |
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.Pq text filling colour , |
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.Sq \ez |
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.Pq zero-length character , |
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.Sq \ew |
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.Pq string length , |
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.Sq \ek |
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.Pq horizontal position marker , |
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.Sq \eo |
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.Pq text overstrike , |
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and |
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.Sq \es |
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.Pq text size |
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escape sequences are all discarded in mandoc. |
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.It |
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The |
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.Sq \ef |
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scaling unit is accepted by mandoc, but rendered as the default unit. |
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.It |
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The |
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.Sx \&sp |
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macro does not accept negative values in mandoc. |
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In GNU troff, this would result in strange behaviour. |
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.It |
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In page header lines, GNU troff versions up to and including 1.21 |
In page header lines, GNU troff versions up to and including 1.21 |
only print |
only print |
.Ar volume |
.Ar volume |
Line 944 is given, like in |
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Line 932 is given, like in |
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.El |
.El |
.Pp |
.Pp |
The |
The |
.Sx OP |
.Sx EE , |
macro is part of the extended |
.Sx EX , |
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.Sx OP , |
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.Sx UE , |
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and |
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.Sx UR |
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macros are part of the GNU extended |
.Nm |
.Nm |
macro set, and may not be portable to non-GNU troff implementations. |
macro set, and may not be portable to non-GNU troff implementations. |
.Sh SEE ALSO |
.Sh SEE ALSO |