bug#53590: 28.0.91; icompletion-vertical-mode gets stuck on 'M-x man RET awk'

[Van Ly <van.ly@sdf.org>]

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On Fri, 28 Jan 2022, Eli Zaretskii wrote:

>> Date: Fri, 28 Jan 2022 14:53:16 +0000 (UTC)
>> From: Van Ly <van.ly@sdf.org>
>> cc: 53590@debbugs.gnu.org
>>
>>>                                                        Are you sure
>>> "M-x man" on your system is capable of completion in the default
>>> completion mode in "emacs -Q"?  If not, maybe your man-db database is
>>> missing or outdated?
>>>
>>
>> On NetBSD the output from apropos is different in format to the one
>> on GNU/Linux.  Could that be why the behavior is stuck?
>
> Could be, but why are you looking at "apropos"?

I used "apropos" in the environment outside of GNU Emacs as a test
that man-db database is working.

>                                                  AFAIU, man.el uses
> "man -k", and there are various attempts to adapt to some systems, see
> Man-man-k-use-anchor.  Maybe NetBSD needs to be handled like kfreebsd?
>

Looking at /etc/man.conf (attached see), I have two lines as follows:

> plan9 /usr/local/plan9/man/
> heirloom /usr/pkg/heirloom-doctools/man

Maybe that missing final forward slash is a problem.

Thanks, I will look up:

* man.el
* Man-man-k-use-anchor

Maybe NetBSD wants to be handled like kfreebsd, as you say.

-- 
vl

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#	$NetBSD: man.conf,v 1.37 2018/03/01 06:12:09 snj Exp $

# Sheer, raging paranoia...
_version	BSD.2

# The whatis/apropos database.
_mandb /var/db/man.db

# Subdirectories for paths ending in '/', IN SEARCH ORDER.
_subdir		cat1 man1 cat8 man8 cat6 man6 cat2 man2 cat3 man3 cat3lua man3lua cat4 man4 cat5 man5 cat7 man7 man3f cat8 man8 cat9 man9 cat9lua man9lua catn mann catl manl

# Files typed by suffix and their commands.
# Note the order, .Z must come after .[1-9].Z, or it will match first.
_suffix		.0
_build		.0.Z		/usr/bin/zcat %s
_build		.0.bz2		/usr/bin/bzcat %s
_build		.0.gz		/usr/bin/zcat %s
_build		.0.xz		/usr/bin/xzcat %s
_build		.[1-9][a-z]*	/usr/bin/mandoc %s
_build		.[1-9ln]	/usr/bin/mandoc %s
_build		.[1-9ln].Z	/usr/bin/zcat %s | /usr/bin/mandoc
_build		.[1-9ln].bz2	/usr/bin/bzcat %s | /usr/bin/mandoc
_build		.[1-9ln].gz	/usr/bin/zcat %s | /usr/bin/mandoc
_build		.[1-9ln].xz	/usr/bin/xzcat %s | /usr/bin/mandoc
_build		.tbl		/usr/bin/mandoc %s
_build		.tbl.Z		/usr/bin/zcat %s | /usr/bin/mandoc
_build		.tbl.bz2	/usr/bin/bzcat %s | /usr/bin/mandoc
_build		.tbl.gz		/usr/bin/zcat %s | /usr/bin/mandoc
_build		.tbl.xz		/usr/bin/xzcat %s | /usr/bin/mandoc

_build		.me		/usr/bin/nroff -msafer -me %s 2>/dev/null | cat -s

_crunch		.Z		/usr/bin/compress -c > %s
_crunch		.bz2		/usr/bin/bzip2 -c > %s
_crunch		.gz		/usr/bin/gzip -c > %s
_crunch		.xz		/usr/bin/xz -c > %s

# Sections and their directories.
# All paths ending in '/' are the equivalent of entries specifying that
# directory with all of the subdirectories listed for the keyword _subdir.

# default
_default	/usr/{share,X11R7,pkg,pkg/gcc10,pkg/heirloom-doctools,local,local/plan9}/man/

# Other sections that represent complete man subdirectories.
X11R7		/usr/X11R7/man/
packages	/usr/pkg/man/
gcc10		/usr/pkg/gcc10/man/
local		/usr/local/man/
plan9		/usr/local/plan9/man/
heirloom	/usr/pkg/heirloom-doctools/man

# Specific section/directory combinations.
1		{cat,man}1
2		{cat,man}2
3		{cat,man}3
3F		{cat,man}3f
3f		{cat,man}3f
3lua		{cat,man}3lua
3l		{cat,man}3lua
4		{cat,man}4
5		{cat,man}5
6		{cat,man}6
7		{cat,man}7
8		{cat,man}8
9		{cat,man}9
9lua		{cat,man}9lua
9l		{cat,man}9lua
l		{cat,man}l
n		{cat,man}n

# machine classes per machine
_i386		x86
_amd64		x86
_sparc64	sparc