************************************************************************
* Official mandoc TODO.
-* $Id: TODO,v 1.256 2018/07/28 18:32:17 schwarze Exp $
+* $Id: TODO,v 1.289 2019/03/04 13:01:57 schwarze Exp $
************************************************************************
Many issues are annotated for difficulty as follows:
reported by brad@ Sat, 15 Jan 2011 15:45:23 -0500
loc *** exist *** algo *** size ** imp *
-- .while and .shift
- found by jca@ in ratpoison(1) Sun, 30 Jun 2013 12:01:09 +0200
- loc * exist ** algo ** size ** imp **
-
- \w'' improve width measurements
would not be very useful without an expression parser, see below
needed for Tcl_NewStringObj(3) via wiz@ Wed, 5 Mar 2014 22:27:43 +0100
loc ** exist *** algo *** size * imp ***
-- \\ in high-level macro arguments
- Currently, \\ is expanded in two situations:
- 1) macro and string definition (roff.c setstrn())
- 2) macro argument parsing (mandoc.c mandoc_getarg())
- For user defined macros, the second happens in time because of ROFF_REPARSE.
- But for standard high-level macros, it only happens after entering the
- high level parsers, which is too late because the code doesn't get
- back to roff.c roff_res() from that point. Because this requires
- distinguishing requests, user-defined macros and standard macros
- on the roff_res() level, it is hard to solve without the parser reorg.
- Found by naddy@ in devel/cutils cobfusc(1) Mon, 16 Feb 2015 19:10:52 +0100
- loc *** exist *** algo *** size ** imp *
-
-- check for missing roff escape sequences, implement those that are
- trivial even if not usually appearing in manual pages, gracefully
- ignore the non-trivial ones, document what they are supposed to do
- and what mandoc does instead
- loc * exist ** algo * size * imp *
-
--- missing mdoc features ----------------------------------------------
- .Bl -column .Xo support is missing
from jmc@ Wed, 14 Jul 2010 18:10:32 +0100
loc * exist *** algo *** size ** imp **
-- .Bd -centered implies -filled, not -unfilled, which is not
- easy to implement; it requires code similar to .ce, which
- we don't have either.
- Besides, groff has bug causing text right *before* .Bd -centered
- to be centered as well.
- loc *** exist *** algo ** size ** imp ** (parser reorg would help)
-
- .Bd -filled should not be the same as .Bd -ragged, but align both
the left and right margin. In groff, it is implemented in terms
of .ad b, which we don't have either. Found in cksum(1).
- groff_www(7) .MTO and .URL
These macros were used by the GNU grep(1) man page.
+ The groff_www(7) manual page itself uses them, too.
We should probably *not* add them to mandoc.
Just mentioning this here to keep track of the abuse.
Laura Morales <lauretas at mail dot com> 20 Apr 2018 07:33:02 +0200
--- missing tbl features -----------------------------------------------
-- the "s" layout column specifier is used for placement of data
- into columns, but ignored during column width calculations
- synaptics(4) found by tedu@ Mon, 17 Aug 2015 21:17:42 -0400
- loc * exist ** algo *** size * imp **
-
- vertical centering in cells vertically spanned with ^
pali dot rohar at gmail dot com 16 Jul 2018 13:03:35 +0200
loc * exist *** algo *** size ** imp *
loc *** exist ** algo *** size ** imp ***
- look at the POSIX manuals in the books/man-pages-posix port,
- they use some unsupported tbl(7) features.
+ they use some unsupported tbl(7) features, mostly macros in tbl(7).
loc * exist ** algo ** size ** imp ***
- look what Joerg Schilling manual pages use
Thu, 19 Mar 2015 18:31:48 +0100
-- use Unicode U+2500 to U+256C for table borders
- in tbl(7) -Tutf-8 output
- suggested by bentley@ Tue, 14 Oct 2014 04:10:55 -0600
- loc * exist ** algo * size * imp **
-
-- implement horizontal and vertical alignment in HTML output
- pali dot rohar at gmail dot com 16 Jul 2018 13:03:35 +0200
- loc * exist * algo * size * imp ***
-
-- implement cell spanning in HTML output
- pali dot rohar at gmail dot com 16 Jul 2018 13:03:35 +0200
- loc * exist * algo ** size ** imp **
-
-- implement table borders in HTML output
- pali dot rohar at gmail dot com 16 Jul 2018 13:03:35 +0200
- loc * exist * algo ** size ** imp **
-
--- missing eqn features -----------------------------------------------
- In a matrix, break the output line after each matrix line.
- Found in the discussion at CDBUG 2015.
- Suggested by Avi Weinstock.
- loc * exist * algo * size * imp **
+ Found in the discussion at CDBUG 2015. Suggested by Avi Weinstock.
+ This may not be the ideal solution after all: eqn(7) matrices
+ are lists of columns, so Avi's proposal would show each *column*
+ on its own *line*, which is likely to cause confusion.
+ A better solution, but much harder to implement, would be to
+ actually show the coordinates of column vectors on different
+ terminal output lines, using the clumnated output facilities
+ developed for .Bl -tag, .Bl -column, and also used for tbl(7).
+ loc * exist * algo ** size ** imp **
- The "size" keyword is parsed, but ignored by the formatter.
loc * exist * algo * size * imp *
- a line starting with "\fB something" counts as starting with whitespace
and triggers a line break; found in audio/normalize-mp3(1)
+ This will become easier once escape sequences are represented
+ by syntax tree nodes.
loc ** exist * algo ** size * imp **
- formatting /usr/local/man/man1/latex2man.1 with groff and mandoc
--- HTML issues --------------------------------------------------------
-- wrap Sh and Ss content into <div>
- Laura Morales <lauretas at mail dot com> 21 Apr 2018 18:10:48 +0200
- (Evaluate whether this is really useful and has no adverse
- side effects before implementing; if it is possible,
- it does seem cleaner.)
- loc ** exist ** algo * size * imp ***
-
-- format ".IP *" etc. as <ul> rather than <dl>
- https://github.com/Debian/debiman/issues/67
- loc ** exist ** algo ** size * imp ***
-
- .Bf at the beginning of a paragraph inserts a bogus 1ex horizontal
space, see for example random(3). Introduced in
http://mdocml.bsd.lv/cgi-bin/cvsweb/mdoc_html.c.diff?r1=1.91&r2=1.92
all over mdoc_macro.c and all subtly different.
loc ** exist ** algo ** size ** imp **
-- style message about suspicious uses of - vs. \- vs. \(mi
- e.g. -1 is likely wrong (from the mdoclint TODO)
-
- warn about punctuation - e.g. ',' and ';' - at the beginning
of a text line, if it is likely intended to follow the preceding
output without intervening whitespace, in particular after a
macro line (from the mdoclint TODO)
-- mandoc_special does not really check the escape sequence,
- but just the overall format
- loc ** exist ** algo *** size ** imp **
+- makewhatis -p complains about language subdirectories:
+ /usr/local/man//ru: Unknown directory part
+
************************************************************************
* documentation issues
************************************************************************
-- dashes, hyphens, and minus signs in manual pages
- jmc@ Fri, 28 Mar 2014 07:19:27 +0000
-
- mark macros as: page structure domain, manual domain, general text domain
is this useful?
Found by Aaron M. Ucko in the GNU Hurd via Bdale Garbee,
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=829624
-- We use the input line number at several places to distinguish
- same-line from different-line input. That plainly doesn't work
- with user-defined macros, leading to random breakage.
-
- Is it possible to further simplify ENDBODY_SPACE?
- Find better ways to prevent endless loops
output through libz.
- Privilege separation (see OpenSSH).
- Enable caching support via HTTP 304 and If-Modified-Since.
- - Have Mac OSX systems automatically disable -static compilation of the
- CGI: -static isn't supported.
************************************************************************
* to improve in the groff_mdoc(7) macros