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From: Ingo Schwarze <schwarze@usta.de>
To: Christian Neukirchen <chneukirchen@gmail.com>
Cc: tech@mdocml.bsd.lv
Subject: Re: mdocml fix for .PD
Date: Fri, 20 Mar 2015 17:35:34 +0100	[thread overview]
Message-ID: <20150320163534.GD27243@athene.usta.de> (raw)
In-Reply-To: <87zj786jxn.fsf@gmail.com>

Hi Christian,

Christian Neukirchen wrote on Fri, Mar 20, 2015 at 11:29:40AM +0100:

> I'm not exactly sure about the semantics of .PD, but applying the
> following

That patch is clearly wrong.  For example, it breaks the following
OpenBSD regression test:

  /usr/src/regress/usr.bin/mandoc/man/PD/nextline.in

Basically, it breaks anything that contains .PD after .TP or
.TP after .SH or .SS without arguments, that is, .TP after the block
macros that can have next-line head scope.  The .PD macro is _not_
supposed to break block scope.

> affects 29 of 12419 manpages on my system, and in each case
> the new version looks as it's meant to be.  It now renders like
> Groff 1.22.3 and Plan9 nroff.
> 
> In particular this fixes:
> 
>   cscope.1 gawk.1 ksh.1 qrencode.1 tcsh.1 xargs.1 zip.1 zipcloak.1 zsh.1
>   zshall.1 zshbuiltins.1 zshcalsys.1 zshcompctl.1 zshcompsys.1
>   zshcompwid.1 zshcontrib.1 zshexpn.1 zshmisc.1 zshmodules.1
>   zshoptions.1 zshparam.1 zshroadmap.1 zshtcpsys.1 zshzftpsys.1 zshzle.1
>   elf.5 nsswitch.conf.5 nmh.7 chcpu.8

I'm not sure which system you are talking about - some Linux?

Is the problem with these pages still present in mandoc -HEAD,
or is it fixed after my recent commit?  Please make sure you
have man_macro.c rev. 1.100 from mdocml.bsd.lv or man_macro.c
rev. 1.62 from OpenBSD when retesting.

Thanks,
  Ingo

> --- man_macro.c	2015-03-13 13:38:38.000000000 +0100
> +++ man_macro.c	2015-03-19 23:20:11.786601197 +0100
> @@ -79,7 +79,7 @@
>  	{ blk_exp, MAN_BSCOPE | MAN_EXPLICIT }, /* RS */
>  	{ in_line_eoln, 0 }, /* DT */
>  	{ in_line_eoln, 0 }, /* UC */
> -	{ in_line_eoln, 0 }, /* PD */
> +	{ in_line_eoln, MAN_BSCOPE }, /* PD */
>  	{ in_line_eoln, 0 }, /* AT */
>  	{ in_line_eoln, 0 }, /* in */
>  	{ in_line_eoln, 0 }, /* ft */
--
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  reply	other threads:[~2015-03-20 16:35 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-20 10:29 Christian Neukirchen
2015-03-20 16:35 ` Ingo Schwarze [this message]
2015-03-20 16:45   ` Christian Neukirchen
  -- strict thread matches above, loose matches on Subject: below --
2015-03-20 10:29 Christian Neukirchen

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