=================================================================== RCS file: /cvs/mandoc/TODO,v retrieving revision 1.178 retrieving revision 1.219 diff -u -p -r1.178 -r1.219 --- mandoc/TODO 2014/08/13 22:17:51 1.178 +++ mandoc/TODO 2016/07/19 21:31:55 1.219 @@ -1,8 +1,37 @@ ************************************************************************ * Official mandoc TODO. -* $Id: TODO,v 1.178 2014/08/13 22:17:51 schwarze Exp $ +* $Id: TODO,v 1.219 2016/07/19 21:31:55 schwarze Exp $ ************************************************************************ +Many issues are annotated for difficulty as follows: + + - loc = locality of the issue + * single file issue, affects file only, or very few + ** single module issue, affects several files of one module + *** cross-module issue, significantly impacts multiple modules + and may require substantial changes to internal interfaces + - exist = difficulty of the existing code in this area + * affected code is straightforward and easy to read and change + ** affected code is somewhat complex, but once you understand + the design, not particularly difficult to understand + *** affected code uses a special, exceptionally tricky design + - algo = difficulty of the new algorithm to be written + * the required logic and code is straightforward + ** the required logic is somewhat complex and needs a careful design + *** the required logic is exceptionally tricky, + maybe an approach to solve that is not even known yet + - size = the amount of code to be written or changed + * a small number of lines (at most 100, usually much less) + ** a considerable amount of code (several dozen to a few hundred) + *** a large amount of code (many hundreds, maybe thousands) + - imp = importance of the issue + * mostly for completeness + ** would be nice to have + *** issue causes considerable inconvenience + +Obviously, as the issues have not been solved yet, these annotations +are mere guesses, and some may be wrong. + ************************************************************************ * crashes ************************************************************************ @@ -10,6 +39,7 @@ - The abort() in bufcat(), html.c, can be triggered via buffmt_includes() by running -Thtml -Oincludes on a file containing a long .In argument. Fixing this will probably require reworking the whole bufcat() concept. + loc ** exist * algo * size ** imp ** ************************************************************************ * missing features @@ -25,85 +55,110 @@ .na -- temporarily disable adjustment without changing the mode .ad -- re-enable adjustment without changing the mode Adjustment mode is ignored while in no-fill mode (.nf). + loc *** exist *** algo ** size ** imp ** (parser reorg would help) - .fc (field control) found by naddy@ in xloadimage(1) - + loc ** exist *** algo * size * imp * + - .nr third argument (auto-increment step size, requires \n+) found by bentley@ in sbcl(1) Mon, 9 Dec 2013 18:36:57 -0700 + loc * exist * algo * size * imp ** - .ns (no-space mode) occurs in xine-config(1) + when implementing this, also let .TH set it reported by brad@ Sat, 15 Jan 2011 15:45:23 -0500 + loc *** exist *** algo *** size ** imp * -- .ta (tab settings) occurs in ircbug(1) and probably gnats(1) - reported by brad@ Sat, 15 Jan 2011 15:50:51 -0500 +- .ta (tab settings) + #1 most important issue naddy@ Mon, 16 Feb 2015 20:59:17 +0100 + ircbug(1) gnats(1) reported by brad@ Sat, 15 Jan 2011 15:50:51 -0500 also Tcl_NewStringObj(3) via wiz@ Wed, 5 Mar 2014 22:27:43 +0100 + also posix2time(3) Carsten Kunze Mon, 1 Dec 2014 13:03:10 +0100 + loc ** exist *** algo ** size ** imp *** - .ti (temporary indent) - found by naddy@ in xloadimage(1) + found by naddy@ in xloadimage(1) [devel/libvstr] vstr(3) found by bentley@ in nmh(1) Mon, 23 Apr 2012 13:38:28 -0600 + loc ** exist ** algo ** size * imp ** (parser reorg helps a lot) -- .while and .shift +- .while and .shift found by jca@ in ratpoison(1) Sun, 30 Jun 2013 12:01:09 +0200 + loc * exist ** algo ** size ** imp ** -- \c (interrupted text) should prevent the line break - even inside .Bd literal; that occurs in chat(8) - also found in cclive(1) - DocBook output - - \h horizontal move - found in cclive(1) DocBook output - Anthony J. Bentley on discuss@ Sat, 21 Sep 2013 22:29:34 -0600 + #2 most important issue naddy@ Mon, 16 Feb 2015 20:59:17 +0100 + found in cclive(1) nasm(1) bogofilter(1) asciidoc/DocBook output + bentley@ on discuss@ Sat, 21 Sep 2013 22:29:34 -0600 + naddy@ Thu, 4 Dec 2014 16:26:41 +0100 + loc ** exist ** algo ** size * imp *** (parser reorg helps a lot) - \n+ and \n- numerical register increment and decrement found by bentley@ in sbcl(1) Mon, 9 Dec 2013 18:36:57 -0700 + loc * exist * algo * size * imp ** -- \w'' width measurements +- \n(.$ macro argument count number register; ocserv(8) by autogen + found by sthen@ Thu, 19 Feb 2015 22:03:01 +0000 + 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 * + - using undefined strings or macros defines them to be empty wl@ Mon, 14 Nov 2011 14:37:01 +0000 + loc * exist * algo * size * imp * --- missing mdoc features ---------------------------------------------- -- fix bad block nesting involving multiple identical explicit blocks - see the OpenBSD mdoc_macro.c 1.47 commit message - - .Bl -column .Xo support is missing ultimate goal: restore .Xr and .Dv to lib/libc/compat-43/sigvec.3 lib/libc/gen/signal.3 lib/libc/sys/sigaction.2 + loc * exist *** algo *** size * imp ** - edge case: decide how to deal with blk_full bad nesting, e.g. .Sh .Nm .Bk .Nm .Ek .Sh found by jmc@ in ssh-keygen(1) from jmc@ Wed, 14 Jul 2010 18:10:32 +0100 + loc * exist *** algo *** size ** imp ** -- \\ is now implemented correctly - * when defining strings and macros using .ds and .de - * when parsing roff(7) and man(7) macro arguments - It does not yet work in mdoc(7) macro arguments - because libmdoc does not yet use mandoc_getarg(). - Also check what happens in plain text, it must be identical to \e. - - .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). + loc *** exist *** algo ** size ** imp ** (parser reorg would help) - implement blank `Bl -column', such as .Bl -column .It foo Ta bar .El + loc * exist *** algo *** size * imp * - explicitly disallow nested `Bl -column', which would clobber internal flags defined for struct mdoc_macro + loc * exist * algo * size * imp ** - In .Bl -column .It, the end of the line probably has to be regarded as an implicit .Ta, if there could be one, see the following mildly @@ -114,6 +169,7 @@ Default search path. reported by Michal Mazurek via jmc@ Thu, 7 Apr 2011 16:00:53 +0059 + loc * exist *** algo ** size * imp ** - inside `.Bl -column' phrases, punctuation is handled like normal text, e.g. `.Bl -column .It Fl x . Ta ...' should give "-x -." @@ -122,12 +178,9 @@ is not safe, e.g. `.Bl -column .It Pf a b .' gives "ab." but should give "ab ." -- set a meaningful default if no `Bl' list type is assigned - -- have a blank `It' head for `Bl -tag' not puke - - check whether it is correct that `D1' uses INDENT+1; does it need its own constant? + loc * exist ** algo ** size * imp ** - prohibit `Nm' from having non-text HEAD children (e.g., NetBSD mDNSShared/dns-sd.1) @@ -138,6 +191,7 @@ that one uses NOMBRE because it is spanish... deraadt tends to think that section-dependent macro behaviour is a bad idea in the first place, so this may be irrelevant + loc ** exist ** algo ** size * imp ** - When there is free text in the SYNOPSIS and that free text contains the .Nm macro, groff somehow understands to treat the .Nm as an in-line @@ -146,6 +200,7 @@ should be, needs investigation. uqs@ Thu, 2 Jun 2011 11:03:51 +0200 uqs@ Thu, 2 Jun 2011 11:33:35 +0200 + loc * exist ** algo *** size * imp ** --- missing man features ----------------------------------------------- @@ -153,34 +208,71 @@ --- missing tbl features ----------------------------------------------- +- horizontal lines in the layout still consume data cells + and can be mixed with actual data on the same table line + synaptics(4) found by tedu@ Mon, 17 Aug 2015 21:17:42 -0400 + loc ** exist ** algo ** size ** imp *** + +- the "w" layout option is ignored + synaptics(4) found by tedu@ Mon, 17 Aug 2015 21:17:42 -0400 + loc * exist * algo * size * imp ** + +- 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 ** + +- support mdoc(7) and man(7) macros inside tbl(7) code; + probably requires the parser reorg and letting tbl(7) + use roff_node such that macro sets can mix; + informed by bapt@ that FreeBSD needs this. + loc *** exist ** algo *** size ** imp *** + - look at the POSIX manuals in the books/man-pages-posix port, they use some unsupported tbl(7) features. + loc * exist ** algo ** size ** imp *** -- investigate tbl(1) errors in sox(1) - see also naddy@ Sat, 16 Oct 2010 23:51:57 +0200 +- 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 ** -- allow standalone `.' to be interpreted as an end-of-layout - delimiter instead of being thrown away as a no-op roff line - reported by Yuri Pankov, Wed 18 May 2011 11:34:59 CEST +--- 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 ** + +- The "size" keyword is parsed, but ignored by the formatter. + loc * exist * algo * size * imp * + +- The spacing characters `~', `^', and tab are currently ignored, + see User's Guide (Second Edition) page 2 section 4. + loc * exist * algo ** size * imp ** + +- Mark and lineup are parsed and ignored, + see User's Guide (Second Edition) page 5 section 15. + loc ** exist ** algo ** size ** imp ** + --- missing misc features ---------------------------------------------- - italic correction (\/) in PostScript mode Werner LEMBERG on groff at gnu dot org Sun, 10 Nov 2013 12:47:46 + loc ** exist ** algo * size * imp * -- When makewhatis(8) encounters a FATAL parse error, - it silently treats the file as formatted, which makes no sense - at all for paths like man1/foo.1 - and which also contradicts - what the manual says at the end of the description. - The end result will be ENOENT for file names returned - by mansearch() in manpage.file. +- change the default PAGER to more -Es and use the pager + even for apropos title line output; req by bapt@ + loc * exist * algo * size * imp *** - makewhatis(8) for preformatted pages: parse the section number from the header line and compare to the section number from the directory name + loc * exist * algo * size * imp ** - Does makewhatis(8) detect missing NAME sections, missing names, and missing descriptions in all the file formats? + loc * exist * algo * size * imp *** - clean up escape sequence handling, creating three classes: (1) fully implemented, or parsed and ignored without loss of content @@ -188,9 +280,17 @@ or serious mangling of formatting (e.g. \n) -> ERROR see textproc/mgdiff(1) for nice examples (3) undefined, just output the character -> perhaps WARNING + loc *** exist ** algo ** size ** imp *** (parser reorg helps) - kettenis wants base roff, ms, and me Fri, 1 Jan 2010 22:13:15 +0100 (CET) + loc ** exist ** algo ** size *** imp * +- Vsevolod Stakhov (FreeBSD) needs either a markdown output formatter + for mandoc -mdoc or a markdown to mdoc converter because they + have to maintain manuals needed both in markdown and mdoc format. + Look at the libsoldout (markdown -> whatever) + loc * exist * algo * size ** imp ** + --- compatibility checks ----------------------------------------------- - is .Bk implemented correctly in modern groff? @@ -225,25 +325,44 @@ http://swtch.com/plan9port/man/man7/man.html "Anthony J. Bentley" 28 Dec 2010 21:58:40 -0700 +- check compatibility with COHERENT troff: + http://www.nesssoftware.com/home/mwc/source.php + - check compatibility with the man(7) formatter https://raw.githubusercontent.com/rofl0r/hardcore-utils/master/man.c +- check compatibility with + http://ikiwiki.info/plugins/contrib/mandoc/ + https://github.com/schmonz/ikiwiki/compare/mandoc + Amitai Schlair Mon, 19 May 2014 14:05:53 -0400 + ************************************************************************ * formatting issues: ugly output ************************************************************************ -- a column list with blank `Ta' cells triggers a spurrious +- revisit empty in-line macros + look at the difference between "Em x Em ." and "Sq x Em ." + Carsten Kunze Fri, 12 Dec 2014 00:15:41 +0100 + loc *** exist *** algo *** size * imp ** + +- a column list with blank `Ta' cells triggers a spurious start-with-whitespace printing of a newline +- In .Bl -column, .It a"bc" + shows the quotes in groff, but not in mandoc + loc * exist *** algo ** size * imp ** + - In .Bl -column, .It Em AuthenticationKey Length ought to render "Key Length" with emphasis, too, see OpenBSD iked.conf(5). reported again Nicolas Joly via wiz@ Wed, 12 Oct 2011 00:20:00 +0200 + loc * exist *** algo *** size ** imp *** - empty phrases in .Bl column produce too few blanks try e.g. .Bl -column It Ta Ta reported by millert Fri, 02 Apr 2010 16:13:46 -0400 + loc * exist *** algo *** size * imp ** - .%T can have trailing punctuation. Currently, it puts the trailing punctuation into a trailing MDOC_TEXT element inside its own scope. @@ -253,11 +372,13 @@ slurp all arguments into one single text element - and one feature of in_line() - put trailing punctuation out of scope. Found in mount_nfs(8) and exports(5), search for "Appendix". + loc ** exist ** algo *** size * imp ** - Trailing punctuation after .%T triggers EOS spacing, at least outside .Rs (eek!). Simply setting ARGSFL_DELIM for .%T is not the right solution, it sends mandoc into an endless loop. reported by Nicolas Joly Sat, 17 Nov 2012 11:49:54 +0100 + loc * exist ** algo ** size * imp ** - global variables in the SYNOPSIS of section 3 pages .Vt vs .Vt/.Va vs .Ft/.Va vs .Ft/.Fa ... @@ -265,7 +386,12 @@ - in enclosures, mandoc sometimes fancies a bogus end of sentence reminded by jmc@ Thu, 23 Sep 2010 18:13:39 +0059 + 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) + loc ** exist * algo ** size * imp ** + - formatting /usr/local/man/man1/latex2man.1 with groff and mandoc reveals lots of bugs both in groff and mandoc... reported by bentley@ Wed, 22 May 2013 23:49:30 -0600 @@ -277,6 +403,10 @@ Search the text "Routing tables". Also check what PostScript mode does when fixing this. reported by juanfra@ Wed, 04 Jun 2014 21:44:58 +0200 + instructions from juanfra@ Wed, 11 Jun 2014 02:21:01 +0200 + add a new <> block to the PDF files with /BaseFont /Courier + and change the /Name from /F0 to the new font (/F5 (?)). + loc * exist ** algo ** size * imp ** --- HTML issues -------------------------------------------------------- @@ -284,52 +414,83 @@ hints are easy to find on the web, e.g. http://stackoverflow.com/questions/1713048/ see also matthew@ Fri, 18 Jul 2014 19:25:12 -0700 + loc * exist * algo ** size * imp *** +- In -man -Thtml, .nf does not preserve indentation. + It should either convert blanks to   + or use 
 rather than 
 (like .Bd -literal does).
+  Reported by afresh1@  12 Apr 2016 14:35:45 -0700
+
+- .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
+  reported by deraadt@ Mon, 28 Sep 2015 20:14:13 -0600 (MDT)
+  loc **  exist **  algo **  size *  imp *
+
+- jsg on icb, Nov 3, 2014:
+  try to guess Xr in man(7) for hyperlinking
+
+- The tables used to render the three-part page headers actually force
+  the width of the  to the max-width given for .
+  Not yet sure how to fix that...
+  Observed by an Anonymous Coward on undeadly.org:
+  http://undeadly.org/cgi?action=article&sid=20140925064244&pid=1
+  loc *  exist *  algo **  size *  imp ***
+
 - consider whether  can be used for Ar Dv Er Ev Fa Va.
   from bentley@  Wed, 13 Aug 2014 09:17:55 -0600
 
+- generate  tags in HTML
+  idea from florian@  Tue, 7 Apr 2015 00:26:28 +0000
+  may be possible to implement with .Lk img://something.png alt_text
+
 - check https://github.com/trentm/mdocml
 
 ************************************************************************
 * formatting issues: gratuitous differences
 ************************************************************************
 
-- .Rv (and probably .Ex) print different text if an `Nm' has been named
-  or not (run a manual without `Nm blah' to see this).  I'm not sure
-  that this exists in the wild, but it's still an error.
+- .Fn reopens a new scope after punctuation in mandoc,
+  but closes its scope for good in groff.
+  Do we want to change mandoc or groff?
+  Steffen Nurpmeso  Sat, 08 Nov 2014 13:34:59 +0100
+  loc *  exist **  algo **  size *  imp **
 
-- In .Bl -bullet, the groff bullet is "+\b+\bo\bo", the mandoc bullet
-  is just "o\bo".
-  see for example OpenBSD ksh(1)
-
 - In .Bl -enum -width 0n, groff continues one the same line after
   the number, mandoc breaks the line.
   mail to kristaps@  Mon, 20 Jul 2009 02:21:39 +0200
+  loc *  exist **  algo **  size *  imp **
 
 - .Pp between two .It in .Bl -column should produce one,
   not two blank lines, see e.g. login.conf(5).
   reported by jmc@  Sun, 17 Apr 2011 14:04:58 +0059
   reported again by sthen@  Wed, 18 Jan 2012 02:09:39 +0000 (UTC)
+  loc *  exist ***  algo **  size *  imp **
 
 - If the *first* line after .It is .Pp, break the line right after
   the tag, do not pad with space characters before breaking.
   See the description of the a, c, and i commands in sed(1).
+  loc *  exist **  algo **  size *  imp **
 
 - If the first line after .It is .D1, do not assert a blank line
   in between, see for example tmux(1).
   reported by nicm@  13 Jan 2011 00:18:57 +0000
+  loc *  exist **  algo **  size *  imp **
 
 - Trailing punctuation after .It should trigger EOS spacing.
   reported by Nicolas Joly  Sat, 17 Nov 2012 11:49:54 +0100
   Probably, this should be fixed somewhere in termp_it_pre(), not sure.
+  loc *  exist **  algo **  size *  imp **
 
 - .Nx 1.0a
   should be "NetBSD 1.0A", not "NetBSD 1.0a",
   see OpenBSD ccdconfig(8).
+  loc *  exist *  algo *  size *  imp **
 
 - In .Bl -tag, if a tag exceeds the right margin and must be continued
   on the next line, it must be indented by -width, not width+1;
   see "rule block|pass" in OpenBSD ifconfig(8).
+  loc *  exist ***  algo **  size *  imp **
 
 - When the -width string contains macros, the macros must be rendered
   before measuring the width, for example
@@ -339,53 +500,94 @@
   The same applies to .Bl -column column widths;
   reported again by Nicolas Joly Thu, 1 Mar 2012 13:41:26 +0100 via wiz@ 5 Mar
   reported again by Franco Fichtner Fri, 27 Sep 2013 21:02:28 +0200
+  loc ***  exist ***  algo ***  size **  imp ***
   An easy partial fix would be to just skip the first word if it starts
   with a dot, including any following white space, when measuring.
+  loc *  exist *  algo *  size *  imp ***
 
 - The \& zero-width character counts as output.
   That is, when it is alone on a line between two .Pp,
   we want three blank lines, not two as in mandoc.
+  loc **  exist **  algo **  size *  imp **
 
 - Header lines of excessive length:
   Port OpenBSD man_term.c rev. 1.25 to mdoc_term.c
   and document it in mdoc(7) and man(7) COMPATIBILITY
   found while talking to Chris Bennett
+  loc *  exist *  algo *  size *  imp *
 
+- Sequences of multiple man(7) paragraphs (.PP, .IP) interspersed
+  with .ps and .nf/.fi produce execessive blank lines, see libJudy
+  and graphics/dcmtk.  The parser reorg may help with this.
+
 - trailing whitespace must be ignored even when followed by a font escape,
-  see for example 
+  see for example
     makes
     \fBdig \fR
     operate in batch mode
   in dig(1).
+  loc **  exist **  algo **  size *  imp **
 
 ************************************************************************
+* portability
+************************************************************************
+
+- systems having UTF-8 but not en_US.UTF-8
+  call locale(1) from ./configure, select a UTF-8-locale,
+  and use that for test-wchar.c and term_ascii.c
+  to Markus Waldeck  Sat, 18 Jul 2015 01:55:37 +0200
+  loc *  exist *  algo *  size *  imp *
+
+************************************************************************
 * warning issues
 ************************************************************************
 
+- provide a way in mandoc(1) to warn about broken .Xr links;
+  probably cannot be on by default in -Tlint because it needs
+  to access the manpath and mandoc.db(3) after parsing.
+  asked for by jmc@ Fri, 4 Dec 2015 22:39:40 +0000
+
+- Report errors in -O suboption parsing.
+  loc *  exist *  algo *  size *  imp **
+
+- warn when .Sh or .Ss contain other macros
+  Steffen Nurpmeso, savannah.gnu.org/bugs/index.php?45034
+  loc *  exist *  algo *  size *  imp **
+
 - check that MANDOCERR_BADTAB is thrown in the right cases,
   i.e. when finding a literal tab character in fill mode,
   and possibly change the wording of the warning message
   to refer to fill mode, not literal mode
   See the mail from Werner LEMBERG on the groff list,
   Fri, 14 Feb 2014 18:54:42 +0100 (CET)
+  loc *  exist **  algo **  size *  imp **
 
+- warn about attempts to call non-callable macros
+  Steffen Nurpmeso  Tue, 11 Nov 2014 22:55:16 +0100
+  Note that formatting is inconsistent in groff.
+  .Fn Po prints "Po()", .Ar Sh prints "file ..." and no "Sh".
+  Relatively hard because the relevant code is scattered
+  all over mdoc_macro.c and all subtly different.
+  loc **  exist **  algo **  size **  imp **
+
 - warn about "new sentence, new line"
+  loc **  exist **  algo ***  size *  imp **
 
 - mandoc_special does not really check the escape sequence,
   but just the overall format
+  loc **  exist **  algo ***  size **  imp **
 
 - integrate mdoclint into mandoc ("end-of-line whitespace" thread)
   from jmc@  Mon, 13 Jul 2009 17:12:09 +0100
   from kristaps@  Mon, 13 Jul 2009 18:34:53 +0200
   from jmc@  Mon, 13 Jul 2009 17:45:37 +0059
   from kristaps@  Mon, 13 Jul 2009 19:02:03 +0200
+  (mostly done, check what remains)
 
 - -Tlint parser errors and warnings to stdout
   to tech@mdocml, naddy@  Wed, 28 Sep 2011 11:21:46 +0200
   wait!  kristaps@  Sun, 02 Oct 2011 17:12:52 +0200
 
-- for system errors, use errno/strerror/warn/err
-
 ************************************************************************
 * documentation issues
 ************************************************************************
@@ -402,15 +604,17 @@
 
 - mention /usr/share/misc/mdoc.template in mdoc(7)?
 
+- Is all the content from http://www.std.com/obi/BSD/doc/usd/28.tbl/tbl
+  covered in tbl(7)?
+
 ************************************************************************
 * performance issues
 ************************************************************************
 
 - Why are we using MAP_SHARED, not MAP_PRIVATE for mmap(2)?
-  How does SQLITE_CONFIG_PAGECACHE actually work?  Document it!
   from kristaps@  Sat, 09 Aug 2014 13:51:36 +0200
 
-Several areas can be cleaned up to make mandoc even faster.  These are 
+Several areas can be cleaned up to make mandoc even faster.  These are
 
 - improve hashing mechanism for macros (quite important: performance)
 
@@ -419,7 +623,8 @@ Several areas can be cleaned up to make mandoc even fa
 - the PDF file is HUGE: this can be reduced by using relative offsets
 
 - instead of re-initialising the roff predefined-strings set before each
-  parse, create a read-only version the first time and copy it 
+  parse, create a read-only version the first time and copy it
+  loc *  exist **  algo **  size *  imp **
 
 ************************************************************************
 * structural issues
@@ -431,14 +636,32 @@ Several areas can be cleaned up to make mandoc even fa
 
 - Find better ways to prevent endless loops
   in roff(7) macro and string expansion.
- 
+
 - Finish cleanup of date handling.
   Decide which formats should be recognized where.
   Update both mdoc(7) and man(7) documentation.
   Triggered by  Tim van der Molen  Tue, 22 Feb 2011 20:30:45 +0100
 
-- Consider creating some views that will make the database more
-  readable from the sqlite3 shell.  Consider using them to
-  abstract from the database structure, too.
-  suggested by espie@  Sat, 19 Apr 2014 14:52:57 +0200
+- struct mparse refactoring
+  Steffen Nurpmeso  Thu, 04 Sep 2014 12:50:00 +0200
 
+************************************************************************
+* CGI issues
+************************************************************************
+
+ - Enable HTTP compression by detecting gzip encoding and filtering
+   output through libz.
+ - Sandbox (see OpenSSH).
+ - Enable caching support via HTTP 304 and If-Modified-Since.
+ - Allow for cgi.h to be overridden by CGI environment variables.
+   Otherwise, binary distributions will inherit the compile-time
+   behaviour, which is not optimal.
+ - Have Mac OSX systems automatically disable -static compilation of the
+   CGI: -static isn't supported.
+
+************************************************************************
+* to improve in the groff_mdoc(7) macros
+************************************************************************
+
+- use uname(1) to set doc-default-operating-system at install time
+  tobimensch  Mon, 1 Dec 2014 00:25:07 +0100