=================================================================== RCS file: /cvs/mandoc/mandoc.1,v retrieving revision 1.177 retrieving revision 1.184 diff -u -p -r1.177 -r1.184 --- mandoc/mandoc.1 2017/03/06 17:26:04 1.177 +++ mandoc/mandoc.1 2017/03/27 18:51:36 1.184 @@ -1,4 +1,4 @@ -.\" $Id: mandoc.1,v 1.177 2017/03/06 17:26:04 schwarze Exp $ +.\" $Id: mandoc.1,v 1.184 2017/03/27 18:51:36 schwarze Exp $ .\" .\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons .\" Copyright (c) 2012, 2014-2017 Ingo Schwarze @@ -15,19 +15,19 @@ .\" 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 6 2017 $ +.Dd $Mdocdate: March 27 2017 $ .Dt MANDOC 1 .Os .Sh NAME .Nm mandoc -.Nd format and display UNIX manuals +.Nd format manual pages .Sh SYNOPSIS .Nm mandoc -.Op Fl acfhkl +.Op Fl ac .Op Fl I Cm os Ns = Ns Ar name .Op Fl K Ar encoding -.Op Fl m Ns Ar format -.Op Fl O Ar option +.Op Fl mdoc | man +.Op Fl O Ar options .Op Fl T Ar output .Op Fl W Ar level .Op Ar @@ -44,9 +44,7 @@ reads .Xr mdoc 7 or .Xr man 7 -text from stdin, implying -.Fl m Ns Cm andoc , -and produces +text from stdin and produces .Fl T Cm locale output. .Pp @@ -67,27 +65,15 @@ to paginate them. This is the default. It can be specified to override .Fl a . -.It Fl f -A synonym for -.Xr whatis 1 . -This overrides any earlier -.Fl k -and -.Fl l -options. -.It Fl h -Display only the SYNOPSIS lines. -Implies -.Fl c . .It Fl I Cm os Ns = Ns Ar name Override the default operating system .Ar name for the .Xr mdoc 7 -.Sq \&Os +.Ic \&Os and for the .Xr man 7 -.Sq \&TH +.Ic \&TH macro. .It Fl K Ar encoding Specify the input encoding. @@ -122,30 +108,29 @@ sequence, input is interpreted as Otherwise, input is interpreted as .Cm iso-8859-1 . .El -.It Fl k -A synonym for -.Xr apropos 1 . -This overrides any earlier -.Fl f -and -.Fl l -options. -.It Fl l -A synonym for -.Fl a . -Also reverts any earlier -.Fl f -and -.Fl k -options. -.It Fl m Ns Ar format -Input format. -See -.Sx Input Formats -for available formats. -Defaults to -.Fl m Ns Cm andoc . -.It Fl O Ar option +.It Fl mdoc | man +With +.Fl mdoc , +all input files are interpreted as +.Xr mdoc 7 . +With +.Fl man , +all input files are interpreted as +.Xr man 7 . +By default, the input language is automatically detected for each file: +if the the first macro is +.Ic \&Dd +or +.Ic \&Dt , +the +.Xr mdoc 7 +parser is used; otherwise, the +.Xr man 7 +parser is used. +With other arguments, +.Fl m +is silently ignored. +.It Fl O Ar options Comma-separated output options. .It Fl T Ar output Output format. @@ -198,6 +183,9 @@ If multiple files are specified, will halt with the first failed parse. .El .Pp +The options +.Fl fhklw +are also supported and are documented in man(1). In .Fl f and @@ -205,53 +193,13 @@ and mode, .Nm also supports the options -.Fl CMmOSsw +.Fl CMmOSs described in the .Xr apropos 1 manual. -.Ss Input Formats -The -.Nm -utility accepts -.Xr mdoc 7 -and -.Xr man 7 -input with -.Fl m Ns Cm doc -and -.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 Cm andoc , -which is also the default, determines encoding on-the-fly: if the first -non-comment macro is -.Sq \&Dd -or -.Sq \&Dt , -the -.Xr mdoc 7 -parser is used; otherwise, the -.Xr man 7 -parser is used. -.Pp -If multiple -files are specified with -.Fl m Ns Cm andoc , -each has its file-type determined this way. -If multiple files are -specified and -.Fl m Ns Cm doc -or -.Fl m Ns Cm an -is specified, then this format is used exclusively. +The options +.Fl fkl +are mutually exclusive and override each other. .Ss Output Formats The .Nm @@ -391,7 +339,7 @@ The string for example, .Ar ../src/%I.html , is used as a template for linked header files (usually via the -.Sq \&In +.Ic \&In macro). Instances of .Sq \&%I @@ -404,7 +352,7 @@ The string for example, .Ar ../html%S/%N.%S.html , is used as a template for linked manuals (usually via the -.Sq \&Xr +.Ic \&Xr macro). Instances of .Sq \&%N @@ -450,7 +398,7 @@ If the input format is .Xr man 7 , the input is copied to the output, expanding any .Xr roff 7 -.Sq so +.Ic so requests. The parser is also run, and as usual, the .Fl W @@ -465,7 +413,17 @@ input to the format conforming to .Lk http://daringfireball.net/projects/markdown/syntax.text\ "John Gruber's 2004 specification" . +The output also almost conforms to the +.Lk http://commonmark.org/ CommonMark +specification. .Pp +The character set used for the markdown output is ASCII. +Non-ASCII characters are encoded as HTML entities. +Since that is not possible in literal font contexts, because these +are rendered as code spans and code blocks in the markdown output, +non-ASCII characters are transliterated to ASCII approximations in +these contexts. +.Pp Markdown is a very weak markup language, so all semantic markup is lost, and even part of the presentational markup may be lost. Do not use this as an intermediate step in converting to HTML; @@ -601,8 +559,16 @@ Meta data is not available in this case. .It Ev MANPAGER Any non-empty value of the environment variable .Ev MANPAGER -will be used instead of the standard pagination program, -.Xr more 1 . +is used instead of the standard pagination program, +.Xr more 1 ; +see +.Xr man 1 +for details. +Only used if +.Fl a +or +.Fl l +is specified. .It Ev PAGER Specifies the pagination program to use when .Ev MANPAGER @@ -610,7 +576,12 @@ is not defined. If neither PAGER nor MANPAGER is defined, .Xr more 1 .Fl s -will be used. +is used. +Only used if +.Fl a +or +.Fl l +is specified. .El .Sh EXIT STATUS The