version 1.139, 2015/01/28 17:32:07 |
version 1.142, 2015/02/04 16:38:56 |
Line 321 Emboldened characters are rendered as |
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Line 321 Emboldened characters are rendered as |
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The special characters documented in |
The special characters documented in |
.Xr mandoc_char 7 |
.Xr mandoc_char 7 |
are rendered best-effort in an ASCII equivalent. |
are rendered best-effort in an ASCII equivalent. |
If no equivalent is found, |
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.Sq \&? |
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is used instead. |
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.Pp |
.Pp |
Output width is limited to 78 visible columns unless literal input lines |
Output width is limited to 78 visible columns unless literal input lines |
exceed this limit. |
exceed this limit. |
Line 344 for example overfull lines or ugly line breaks. |
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Line 341 for example overfull lines or ugly line breaks. |
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.It Cm width Ns = Ns Ar width |
.It Cm width Ns = Ns Ar width |
The output width is set to |
The output width is set to |
.Ar width , |
.Ar width , |
which will normalise to \(>=60. |
which will normalise to \(>=58. |
.El |
.El |
.Ss HTML Output |
.Ss HTML Output |
Output produced by |
Output produced by |
Line 787 This may confuse |
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Line 784 This may confuse |
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.Xr makewhatis 8 |
.Xr makewhatis 8 |
and |
and |
.Xr apropos 1 . |
.Xr apropos 1 . |
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.It Sy "missing description line, using \(dq\(dq" |
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.Pq mdoc |
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The |
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.Ic \&Nd |
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macro lacks the required argument. |
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The title line of the manual will end after the dash. |
.It Sy "sections out of conventional order" |
.It Sy "sections out of conventional order" |
.Pq mdoc |
.Pq mdoc |
A standard section occurs after another section it usually precedes. |
A standard section occurs after another section it usually precedes. |
Line 1291 Data provided for this cell is ignored, and nothing is |
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Line 1294 Data provided for this cell is ignored, and nothing is |
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A table layout specification contains more than two consecutive vertical bars. |
A table layout specification contains more than two consecutive vertical bars. |
A double bar is printed, all additional bars are discarded. |
A double bar is printed, all additional bars are discarded. |
.El |
.El |
.Ss "Errors related to equations" |
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.Bl -inset -compact |
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.It "unexpected equation scope closure" |
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.It "equation scope open on exit" |
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.It "overlapping equation scopes" |
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.It "unexpected end of equation" |
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.El |
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.Ss "Errors related to tables" |
.Ss "Errors related to tables" |
.Bl -ohang |
.Bl -ohang |
.It Sy "non-alphabetic character in tbl options" |
.It Sy "non-alphabetic character in tbl options" |
Line 1677 macro or of an undefined macro. |
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Line 1673 macro or of an undefined macro. |
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The macro is ignored, and its arguments are handled |
The macro is ignored, and its arguments are handled |
as if they were a text line. |
as if they were a text line. |
.El |
.El |
.Sh COMPATIBILITY |
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This section summarises |
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.Nm |
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compatibility with GNU troff. |
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Each input and output format is separately noted. |
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.Ss ASCII Compatibility |
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.Bl -bullet -compact |
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.It |
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Unrenderable unicode codepoints specified with |
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.Sq \e[uNNNN] |
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escapes are printed as |
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.Sq \&? |
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in mandoc. |
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In GNU troff, these raise an error. |
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.It |
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The |
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.Sq \&Bd \-literal |
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and |
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.Sq \&Bd \-unfilled |
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macros of |
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.Xr mdoc 7 |
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in |
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.Fl T Ns Cm ascii |
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are synonyms, as are \-filled and \-ragged. |
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.It |
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In historic GNU troff, the |
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.Sq \&Pa |
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.Xr mdoc 7 |
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macro does not underline when scoped under an |
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.Sq \&It |
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in the FILES section. |
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This behaves correctly in |
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.Nm . |
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.It |
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A list or display following the |
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.Sq \&Ss |
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.Xr mdoc 7 |
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macro in |
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.Fl T Ns Cm ascii |
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does not assert a prior vertical break, just as it doesn't with |
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.Sq \&Sh . |
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.It |
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The |
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.Sq \&na |
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.Xr man 7 |
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macro in |
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.Fl T Ns Cm ascii |
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has no effect. |
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.It |
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Words aren't hyphenated. |
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.El |
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.Ss HTML Compatibility |
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.Bl -bullet -compact |
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.It |
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The |
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.Sq \efP |
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escape will revert the font to the previous |
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.Sq \ef |
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escape, not to the last rendered decoration, which is now dictated by |
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CSS instead of hard-coded. |
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It also will not span past the current scope, |
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for the same reason. |
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Note that in |
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.Sx ASCII Output |
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mode, this will work fine. |
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.It |
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The |
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.Xr mdoc 7 |
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.Sq \&Bl \-hang |
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and |
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.Sq \&Bl \-tag |
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list types render similarly (no break following overreached left-hand |
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side) due to the expressive constraints of HTML. |
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.It |
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The |
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.Xr man 7 |
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.Sq IP |
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and |
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.Sq TP |
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lists render similarly. |
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.El |
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.Sh SEE ALSO |
.Sh SEE ALSO |
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.Xr apropos 1 , |
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.Xr man 1 , |
.Xr eqn 7 , |
.Xr eqn 7 , |
.Xr man 7 , |
.Xr man 7 , |
.Xr mandoc_char 7 , |
.Xr mandoc_char 7 , |
Line 1769 lists render similarly. |
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Line 1686 lists render similarly. |
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The |
The |
.Nm |
.Nm |
utility was written by |
utility was written by |
.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv . |
.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv |
.Sh CAVEATS |
and is maintained by |
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.An Ingo Schwarze Aq Mt schwarze@openbsd.org . |
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.Sh BUGS |
In |
In |
.Fl T Ns Cm html |
.Fl T Ns Cm html , |
and |
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.Fl T Ns Cm xhtml , |
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the maximum size of an element attribute is determined by |
the maximum size of an element attribute is determined by |
.Dv BUFSIZ , |
.Dv BUFSIZ , |
which is usually 1024 bytes. |
which is usually 1024 bytes. |
Be aware of this when setting long link |
Be aware of this when setting long link |
formats such as |
formats such as |
.Fl O Ns Cm style Ns = Ns Ar really/long/link . |
.Fl O Ns Cm style Ns = Ns Ar really/long/link . |
.Pp |
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Nesting elements within next-line element scopes of |
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.Fl m Ns Cm an , |
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such as |
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.Sq br |
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within an empty |
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.Sq B , |
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will confuse |
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.Fl T Ns Cm html |
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and |
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.Fl T Ns Cm xhtml |
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and cause them to forget the formatting of the prior next-line scope. |
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.Pp |
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The |
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.Sq \(aq |
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control character is an alias for the standard macro control character |
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and does not emit a line-break as stipulated in GNU troff. |
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