===================================================================
RCS file: /cvs/mandoc/mandoc.1,v
retrieving revision 1.52
retrieving revision 1.76
diff -u -p -r1.52 -r1.76
--- mandoc/mandoc.1	2010/03/22 20:43:00	1.52
+++ mandoc/mandoc.1	2010/08/18 08:41:40	1.76
@@ -1,6 +1,6 @@
-.\"	$Id: mandoc.1,v 1.52 2010/03/22 20:43:00 kristaps Exp $
+.\"	$Id: mandoc.1,v 1.76 2010/08/18 08:41:40 kristaps Exp $
 .\"
-.\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
+.\" Copyright (c) 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
 .\" Permission to use, copy, modify, and distribute this software for any
 .\" purpose with or without fee is hereby granted, provided that the above
@@ -14,79 +14,71 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: March 22 2010 $
+.Dd $Mdocdate: August 18 2010 $
 .Dt MANDOC 1
 .Os
-.
-.
 .Sh NAME
 .Nm mandoc
 .Nd format and display UNIX manuals
-.
-.
 .Sh SYNOPSIS
 .Nm mandoc
-.Op Fl f Ns Ar option...
+.Op Fl V
+.Op Fl f Ns Ar option
 .Op Fl m Ns Ar format
-.Op Fl O Ns Ar option...
+.Op Fl O Ns Ar option
 .Op Fl T Ns Ar output
-.Op Fl V
-.Op Fl W Ns Ar err...
-.Op Ar infile...
-.
-.
+.Op Fl W Ns Ar err
+.Op Ar file...
 .Sh DESCRIPTION
 The
 .Nm
 utility formats
 .Ux
-manual pages for display.  The arguments are as follows:
-.
+manual pages for display.
+The arguments are as follows:
 .Bl -tag -width Ds
-.It Fl f Ns Ar option...
-Comma-separated compiler options.  See
+.It Fl f Ns Ar option
+Comma-separated compiler options.
+See
 .Sx Compiler Options
 for details.
-.
 .It Fl m Ns Ar format
-Input format.  See
+Input format.
+See
 .Sx Input Formats
-for available formats.  Defaults to
-.Fl m Ns Ar andoc .
-.
-.It Fl O Ns Ar option...
-Comma-separated output options.  See
-.Sx Output Options
-for details.
-.
+for available formats.
+Defaults to
+.Fl m Ns Cm andoc .
+.It Fl O Ns Ar option
+Comma-separated output options.
 .It Fl T Ns Ar output
-Output format.  See
+Output format.
+See
 .Sx Output Formats
-for available formats.  Defaults to
-.Fl T Ns Ar ascii .
-.
+for available formats.
+Defaults to
+.Fl T Ns Cm ascii .
 .It Fl V
 Print version and exit.
-.
-.It Fl W Ns Ar err...
-Comma-separated warning options.  Use
-.Fl W Ns Ar all
+.It Fl W Ns Ar err
+Comma-separated warning options.
+Use
+.Fl W Ns Cm all
 to print warnings,
-.Fl W Ns Ar error
+.Fl W Ns Cm error
 for warnings to be considered errors and cause utility
-termination.  Multiple
+termination.
+Multiple
 .Fl W
 arguments may be comma-separated, such as
-.Fl W Ns Ar error,all .
-.
-.It Ar infile...
-Read input from zero or more
-.Ar infile .
-If unspecified, reads from stdin.  If multiple files are specified,
+.Fl W Ns Cm error , Ns Cm all .
+.It Ar file
+Read input from zero or more files.
+If unspecified, reads from stdin.
+If multiple files are specified,
 .Nm
 will halt with the first failed parse.
 .El
-.
 .Pp
 By default,
 .Nm
@@ -95,15 +87,12 @@ reads
 or
 .Xr man 7
 text from stdin, implying
-.Fl m Ns Ar andoc ,
+.Fl m Ns Cm andoc ,
 and produces
-.Fl T Ns Ar ascii
+.Fl T Ns Cm ascii
 output.
-.
 .Pp
 .Ex -std mandoc
-.
-.
 .Ss Input Formats
 The
 .Nm
@@ -112,20 +101,20 @@ utility accepts
 and
 .Xr man 7
 input with
-.Fl m Ns Ar doc
+.Fl m Ns Cm doc
 and
-.Fl m Ns Ar an ,
-respectively.  The
+.Fl m Ns Cm an ,
+respectively.
+The
 .Xr mdoc 7
 format is
 .Em strongly
 recommended;
 .Xr man 7
 should only be used for legacy manuals.
-.
 .Pp
 A third option,
-.Fl m Ns Ar andoc ,
+.Fl m Ns Cm andoc ,
 which is also the default, determines encoding on-the-fly: if the first
 non-comment macro is
 .Sq \&Dd
@@ -136,189 +125,94 @@ the
 parser is used; otherwise, the
 .Xr man 7
 parser is used.
-.
 .Pp
 If multiple
 files are specified with
-.Fl m Ns Ar andoc ,
-each has its file-type determined this way.  If multiple files are
+.Fl m Ns Cm andoc ,
+each has its file-type determined this way.
+If multiple files are
 specified and
-.Fl m Ns Ar doc
+.Fl m Ns Cm doc
 or
-.Fl m Ns Ar an
+.Fl m Ns Cm an
 is specified, then this format is used exclusively.
-.
-.
+.Ss Compiler Options
+Default
+.Xr mdoc 7
+and
+.Xr man 7
+compilation behaviour may be overridden with the
+.Fl f
+flag.
+.Bl -tag -width Ds
+.It Fl f Ns Cm ign-errors
+When parsing multiple files, don't halt when one errors out.
+Useful with
+.Fl T Ns Cm lint
+over a large set of manuals passed on the command line.
+.It Fl f Ns Cm ign-escape
+Ignore invalid escape sequences.
+This is the default, but the option can be used to override an earlier
+.Fl f Ns Cm strict .
+.It Fl f Ns Cm ign-scope
+When rewinding the scope of a block macro, forces the compiler to ignore
+scope violations.
+This can seriously mangle the resulting tree.
+.Pq mdoc only
+.It Fl f Ns Cm no-ign-escape
+Do not ignore invalid escape sequences.
+.It Fl f Ns Cm no-ign-macro
+Do not ignore unknown macros at the start of input lines.
+.It Fl f Ns Cm strict
+Implies
+.Fl f Ns Cm no-ign-escape
+and
+.Fl f Ns Cm no-ign-macro .
+.El
 .Ss Output Formats
 The
 .Nm
 utility accepts the following
 .Fl T
-arguments (see
-.Sx OUTPUT ) :
-.
+arguments, which correspond to output modes:
 .Bl -tag -width Ds
-.It Fl T Ns Ar ascii
+.It Fl T Ns Cm ascii
 Produce 7-bit ASCII output, backspace-encoded for bold and underline
-styles.  This is the default.  See
+styles.
+This is the default.
+See
 .Sx ASCII Output .
-.
-.It Fl T Ns Ar html
-Produce strict HTML-4.01 output, with a sane default style.  See
+.It Fl T Ns Cm html
+Produce strict HTML-4.01 output, with a sane default style.
+See
 .Sx HTML Output .
-.
-.It Fl T Ns Ar xhtml
-Produce strict XHTML-1.0 output, with a sane default style.  See
-.Sx XHTML Output .
-.
-.It Fl T Ns Ar tree
-Produce an indented parse tree.
-.
-.It Fl T Ns Ar lint
+.It Fl T Ns Cm lint
 Parse only: produce no output.
 Implies
-.Fl W Ns Ar all
+.Fl W Ns Cm all
 and
-.Fl f Ns Ar strict .
+.Fl f Ns Cm strict .
+.It Fl T Ns Cm pdf
+Produce PDF output.
+See
+.Sx PDF Output .
+.It Fl T Ns Cm ps
+Produce PostScript output.
+See
+.Sx PostScript Output .
+.It Fl T Ns Cm tree
+Produce an indented parse tree.
+.It Fl T Ns Cm xhtml
+Produce strict XHTML-1.0 output, with a sane default style.
+See
+.Sx XHTML Output .
 .El
-.
 .Pp
 If multiple input files are specified, these will be processed by the
 corresponding filter in-order.
-.
-.
-.Ss Compiler Options
-Default compiler behaviour may be overridden with the
-.Fl f
-flag.
-.
-.Bl -tag -width Ds
-.It Fl f Ns Ar ign-scope
-When rewinding the scope of a block macro, forces the compiler to ignore
-scope violations.  This can seriously mangle the resulting tree.
-.Pq mdoc only
-.
-.It Fl f Ns Ar ign-escape
-Ignore invalid escape sequences.
-This is the default, but the option can be used to override an earlier
-.Fl f Ns Ar strict .
-.
-.It Fl f Ns Ar no-ign-escape
-Don't ignore invalid escape sequences.
-.
-.It Fl f Ns Ar no-ign-macro
-Do not ignore unknown macros at the start of input lines.
-.
-.It Fl f Ns Ar no-ign-chars
-Do not ignore disallowed characters.
-.
-.It Fl f Ns Ar strict
-Implies
-.Fl f Ns Ar no-ign-escape ,
-.Fl f Ns Ar no-ign-macro
-and
-.Fl f Ns Ar no-ign-chars .
-.
-.It Fl f Ns Ar ign-errors
-Don't halt when encountering parse errors.  Useful with
-.Fl T Ns Ar lint
-over a large set of manuals passed on the command line.
-.El
-.
-.
-.Ss Output Options
-For the time being, only
-.Fl T Ns Ar html
-and
-.Fl T Ns Ar xhtml
-accepts output options:
-.Bl -tag -width Ds
-.It Fl O Ns Ar style=style.css
-The file
-.Ar style.css
-is used for an external style-sheet.  This must be a valid absolute or
-relative URI.
-.It Fl O Ns Ar includes=fmt
-The string
-.Ar fmt ,
-for example,
-.Ar ../src/%I.html ,
-is used as a template for linked header files (usually via the
-.Sq \&In
-macro).  Instances of
-.Sq \&%I
-are replaced with the include filename.  The default is not to present a
-hyperlink.
-.It Fl O Ns Ar man=fmt
-The string
-.Ar fmt ,
-for example,
-.Ar ../html%S/%N.%S.html ,
-is used as a template for linked manuals (usually via the
-.Sq \&Xr
-macro).  Instances of
-.Sq \&%N
-and
-.Sq %S
-are replaced with the linked manual's name and section, respectively.
-If no section is included, section 1 is assumed.  The default is not to
-present a hyperlink.
-.El
-.
-.
-.Sh OUTPUT
-This section documents output details of
-.Nm .
-In general, output conforms to the traditional manual style of a header,
-a body composed of sections and sub-sections, and a footer.
-.Pp
-The text style of output characters (non-macro characters, punctuation,
-and white-space) is dictated by context.
-.Pp
-White-space is generally stripped from input.  This can be changed with
-character escapes (specified in
-.Xr mandoc_char 7 )
-or literal modes (specified in
-.Xr mdoc 7
-and
-.Xr man 7 ) .
-.Pp
-If non-macro punctuation is set apart from words, such as in the phrase
-.Dq to be \&, or not to be ,
-it's processed by
-.Nm ,
-regardless of output format, according to the following rules:  opening
-punctuation
-.Po
-.Sq \&( ,
-.Sq \&[ ,
-and
-.Sq \&{
-.Pc
-is not followed by a space; closing punctuation
-.Po
-.Sq \&. ,
-.Sq \&, ,
-.Sq \&; ,
-.Sq \&: ,
-.Sq \&? ,
-.Sq \&! ,
-.Sq \&) ,
-.Sq \&]
-and
-.Sq \&}
-.Pc
-is not preceded by white-space.
-.
-.Pp
-If the input is
-.Xr mdoc 7 ,
-however, these rules are also applied to macro arguments when appropriate.
-.
-.
 .Ss ASCII Output
 Output produced by
-.Fl T Ns Ar ascii ,
+.Fl T Ns Cm ascii ,
 which is the default, is rendered in standard 7-bit ASCII documented in
 .Xr ascii 7 .
 .Pp
@@ -329,7 +223,8 @@ is rendered as
 .Sq _ Ns \e[bs] Ns c ,
 where
 .Sq \e[bs]
-is the back-space character number 8.  Emboldened characters are rendered as
+is the back-space character number 8.
+Emboldened characters are rendered as
 .Sq c Ns \e[bs] Ns c .
 .Pp
 The special characters documented in
@@ -338,126 +233,190 @@ are rendered best-effort in an ASCII equivalent.
 .Pp
 Output width is limited to 78 visible columns unless literal input lines
 exceed this limit.
-.
-.
+.Pp
+The following
+.Fl O
+arguments are accepted:
+.Bl -tag -width Ds
+.It Cm width Ns = Ns Ar width
+The output width is set to
+.Ar width ,
+which will normalise to \(>=60.
+.El
 .Ss HTML Output
 Output produced by
-.Fl T Ns Ar html
+.Fl T Ns Cm html
 conforms to HTML-4.01 strict.
 .Pp
-Font styles and page structure are applied using CSS2.  By default, no
-font style is applied to any text, although CSS2 is hard-coded to format
+Font styles and page structure are applied using CSS2.
+By default, no font style is applied to any text,
+although CSS2 is hard-coded to format
 the basic structure of output.
 .Pp
 The
 .Pa example.style.css
 file documents the range of styles applied to output and, if used, will
 cause rendered documents to appear as they do in
-.Fl T Ns Ar ascii .
+.Fl T Ns Cm ascii .
 .Pp
 Special characters are rendered in decimal-encoded UTF-8.
-.
-.
+.Pp
+The following
+.Fl O
+arguments are accepted:
+.Bl -tag -width Ds
+.It Cm includes Ns = Ns Ar fmt
+The string
+.Ar fmt ,
+for example,
+.Ar ../src/%I.html ,
+is used as a template for linked header files (usually via the
+.Sq \&In
+macro).
+Instances of
+.Sq \&%I
+are replaced with the include filename.
+The default is not to present a
+hyperlink.
+.It Cm man Ns = Ns Ar fmt
+The string
+.Ar fmt ,
+for example,
+.Ar ../html%S/%N.%S.html ,
+is used as a template for linked manuals (usually via the
+.Sq \&Xr
+macro).
+Instances of
+.Sq \&%N
+and
+.Sq %S
+are replaced with the linked manual's name and section, respectively.
+If no section is included, section 1 is assumed.
+The default is not to
+present a hyperlink.
+.It Cm style Ns = Ns Ar style.css
+The file
+.Ar style.css
+is used for an external style-sheet.
+This must be a valid absolute or
+relative URI.
+.El
+.Ss PostScript Output
+PostScript
+.Qq Adobe-3.0
+Level-2 pages may be generated by
+.Fl T Ns Cm ps .
+Output pages default to letter sized and are rendered in the Times font
+family, 11-point.
+Margins are calculated as 1/9 the page length and width.
+Line-height is 1.4m.
+.Pp
+Special characters are rendered as in
+.Sx ASCII Output .
+.Pp
+The following
+.Fl O
+arguments are accepted:
+.Bl -tag -width Ds
+.It Cm paper Ns = Ns Ar name
+The paper size
+.Ar name
+may be one of
+.Ar a3 ,
+.Ar a4 ,
+.Ar a5 ,
+.Ar legal ,
+or
+.Ar letter .
+You may also manually specify dimensions as
+.Ar NNxNN ,
+width by height in millimetres.
+If an unknown value is encountered,
+.Ar letter
+is used.
+.El
+.Ss PDF Output
+PDF-1.1 output may be generated by
+.Fl T Ns Cm pdf .
+See
+.Sx PostScript Output
+for
+.Fl O
+arguments and defaults.
 .Ss XHTML Output
 Output produced by
-.Fl T Ns Ar xhtml
+.Fl T Ns Cm xhtml
 conforms to XHTML-1.0 strict.
 .Pp
 See
 .Sx HTML Output
 for details; beyond generating XHTML tags instead of HTML tags, these
 output modes are identical.
-.
-.
 .Sh EXAMPLES
 To page manuals to the terminal:
-.
 .Pp
-.D1 % mandoc \-Wall,error \-fstrict mandoc.1 2>&1 | less
-.D1 % mandoc mandoc.1 mdoc.3 mdoc.7 | less
-.
+.D1 $ mandoc \-Wall,error \-fstrict mandoc.1 2\*(Gt&1 | less
+.D1 $ mandoc mandoc.1 mdoc.3 mdoc.7 | less
 .Pp
 To produce HTML manuals with
 .Ar style.css
 as the style-sheet:
 .Pp
-.D1 % mandoc \-Thtml -Ostyle=style.css mdoc.7 > mdoc.7.html
+.D1 $ mandoc \-Thtml -Ostyle=style.css mdoc.7 \*(Gt mdoc.7.html
 .Pp
 To check over a large set of manuals:
-.
 .Pp
-.Dl % mandoc \-Tlint \-fign-errors `find /usr/src -name \e*\e.[1-9]`
-.
-.
+.Dl $ mandoc \-Tlint \-fign-errors `find /usr/src -name \e*\e.[1-9]`
+.Pp
+To produce a series of PostScript manuals for A4 paper:
+.Pp
+.D1 $ mandoc \-Tps \-Opaper=a4 mdoc.7 man.7 \*(Gt manuals.ps
 .Sh COMPATIBILITY
 This section summarises
 .Nm
-compatibility with
-.Xr groff 1 .
+compatibility with GNU troff.
 Each input and output format is separately noted.
-.
-.
 .Ss ASCII Compatibility
 .Bl -bullet -compact
 .It
 The
-.Sq \e~
-special character doesn't produce expected behaviour in
-.Fl T Ns Ar ascii .
-.
-.It
-The
 .Sq \&Bd \-literal
 and
 .Sq \&Bd \-unfilled
 macros of
 .Xr mdoc 7
 in
-.Fl T Ns Ar ascii
+.Fl T Ns Cm ascii
 are synonyms, as are \-filled and \-ragged.
-.
 .It
-In
-.Xr groff 1 ,
-the
+In GNU troff, the
 .Sq \&Pa
 .Xr mdoc 7
 macro does not underline when scoped under an
 .Sq \&It
-in the FILES section.  This behaves correctly in
+in the FILES section.
+This behaves correctly in
 .Nm .
-.
 .It
-A list or display following
+A list or display following the
 .Sq \&Ss
 .Xr mdoc 7
 macro in
-.Fl T Ns Ar ascii
+.Fl T Ns Cm ascii
 does not assert a prior vertical break, just as it doesn't with
 .Sq \&Sh .
-.
 .It
 The
 .Sq \&na
 .Xr man 7
 macro in
-.Fl T Ns Ar ascii
+.Fl T Ns Cm ascii
 has no effect.
-.
 .It
 Words aren't hyphenated.
-.
 .It
-In normal mode (not a literal block), blocks of spaces aren't preserved,
-so double spaces following sentence closure are reduced to a single space;
-.Xr groff 1
-retains spaces.
-.
-.It
 Sentences are unilaterally monospaced.
 .El
-.
-.
 .Ss HTML/XHTML Compatibility
 .Bl -bullet -compact
 .It
@@ -466,8 +425,10 @@ The
 escape will revert the font to the previous
 .Sq \ef
 escape, not to the last rendered decoration, which is now dictated by
-CSS instead of hard-coded.  It also will not span past the current
-scope, for the same reason.  Note that in
+CSS instead of hard-coded.
+It also will not span past the current scope,
+for the same reason.
+Note that in
 .Sx ASCII Output
 mode, this will work fine.
 .It
@@ -478,7 +439,6 @@ and
 .Sq \&Bl \-tag
 list types render similarly (no break following overreached left-hand
 side) due to the expressive constraints of HTML.
-.
 .It
 The
 .Xr man 7
@@ -487,59 +447,55 @@ and
 .Sq TP
 lists render similarly.
 .El
-.
-.
 .Sh SEE ALSO
+.Xr man 7 ,
 .Xr mandoc_char 7 ,
-.Xr mdoc 7 ,
-.Xr man 7
-.
+.Xr mdoc 7
 .Sh AUTHORS
 The
 .Nm
 utility was written by
-.An Kristaps Dzonsons Aq kristaps@kth.se .
-.
-.
+.An Kristaps Dzonsons Aq kristaps@bsd.lv .
 .Sh CAVEATS
 The
-.Fl T Ns Ar html
+.Fl T Ns Cm html
 and
-.Fl T Ns Ar xhtml
+.Fl T Ns Cm xhtml
 CSS2 styling used for
-.Fl m Ns Ar doc
+.Fl m Ns Cm doc
 input lists does not render properly in older browsers, such as Internet
 Explorer 6 and earlier.
 .Pp
 In
-.Fl T Ns Ar html
+.Fl T Ns Cm html
 and
-.Fl T Ns Ar xhtml ,
+.Fl T Ns Cm xhtml ,
 the maximum size of an element attribute is determined by
 .Dv BUFSIZ ,
-which is usually 1024 bytes.  Be aware of this when setting long link
-formats, e.g.,
-.Fl O Ns Ar style=really/long/link .
+which is usually 1024 bytes.
+Be aware of this when setting long link
+formats such as
+.Fl O Ns Cm style Ns = Ns Ar really/long/link .
 .Pp
-The
-.Fl T Ns Ar html
-and
-.Fl T Ns Ar xhtml
-output modes don't render the
-.Sq \es
-font size escape documented in
-.Xr mdoc 7
-and
-.Xr man 7 .
-.Pp
 Nesting elements within next-line element scopes of
-.Fl m Ns Ar an ,
+.Fl m Ns Cm an ,
 such as
 .Sq br
 within an empty
 .Sq B ,
 will confuse
-.Fl T Ns Ar html
+.Fl T Ns Cm html
 and
-.Fl T Ns Ar xhtml
+.Fl T Ns Cm xhtml
 and cause them to forget the formatting of the prior next-line scope.
+.Pp
+The
+.Sq i
+macro in
+.Fl m Ns Cm an
+should italicise all subsequent text if a line argument is not provided.
+This behaviour is not implemented.
+The
+.Sq \(aq
+control character is an alias for the standard macro control character
+and does not emit a line-break as stipulated in GNU troff.