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From: Pierre Neidhardt <mail@ambrevar.xyz>
To: 30785@debbugs.gnu.org, "Tobias Geerinckx-Rice" <me@tobias.gr>,
	"Christopher Baines" <mail@cbaines.net>,
	"Ludovic Courtès" <ludo@gnu.org>
Subject: bug#30785: Man pages truncated, repeated
Date: Sun, 13 Jan 2019 17:09:51 +0100	[thread overview]
Message-ID: <87va2s8row.fsf@ambrevar.xyz> (raw)
In-Reply-To: <4a0d5e493db8af05dd2292b854ad7d3d@tobias.gr>

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Great news, I've (finally) made some progress!

On a suggestion from Christopher Baines, I compared the strace of a
working man and Guix' man.
I noticed that Guix man failed to find "preconv".

If I install groff-minimal into my user profile, the issue disappears
indeed.  So it's just a matter of letting man-db find preconv.

I've tried the following substitution:

--8<---------------cut here---------------start------------->8---
(substitute* "lib/encodings.c"
               (("const char \\*groff_preconv = NULL;")
                (string-append "const char *groff_preconv = \""
                               (assoc-ref inputs "groff-minimal")
                               "/bin/preconv"
                               "\";")))
--8<---------------cut here---------------end--------------->8---

Surprisingly, man only displays this on every call:

--8<---------------cut here---------------start------------->8---
/gnu/store/6dv1q0s8rlf1ndaqx2qhnkiz9x4840ba-man-db-2.8.3/bin/man: /gnu/store/mpjn4jfx5i8jxblfj538n22hv56rdnhw-groff-minimal-1.22.3/bin/preconv: Segmentation fault
--8<---------------cut here---------------end--------------->8---

However, calling

--8<---------------cut here---------------start------------->8---
echo "hêlló"  | /gnu/store/mpjn4jfx5i8jxblfj538n22hv56rdnhw-groff-minimal-1.22.3/bin/preconv -e UTF-8
--8<---------------cut here---------------end--------------->8---

works.

I'm stuck here...  Anyone?

-- 
Pierre Neidhardt
https://ambrevar.xyz/

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  parent reply	other threads:[~2019-01-13 16:10 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-12 21:24 bug#30785: Man pages truncated, repeated Tobias Geerinckx-Rice
2018-03-13 21:34 ` Ludovic Courtès
2018-03-13 22:01   ` Tobias Geerinckx-Rice
2018-03-14 13:22     ` Ludovic Courtès
2018-03-14 13:43 ` Andreas Enge
2018-03-15  0:40 ` Marius Bakke
2018-05-05 21:40   ` Marius Bakke
2018-05-06 13:53     ` Marius Bakke
2018-05-06 22:06       ` Marius Bakke
2018-05-05  1:31 ` Vagrant Cascadian
2018-08-20 10:32 ` Pierre Neidhardt
2019-01-13 16:09 ` Pierre Neidhardt [this message]
2019-01-13 16:15   ` Pierre Neidhardt
2019-01-13 17:00     ` Ludovic Courtès
2019-01-13 17:31       ` Pierre Neidhardt
2019-01-13 17:43         ` Pierre Neidhardt
2019-01-13 20:27           ` Ludovic Courtès
2019-01-13 20:37             ` Pierre Neidhardt
2019-01-14  8:36               ` Ludovic Courtès
2019-01-14  8:49                 ` Pierre Neidhardt
2019-01-14 10:19                   ` Pierre Neidhardt
2019-01-14 10:59                     ` Gábor Boskovits
2019-01-14 15:06                       ` Pierre Neidhardt
2019-01-14 16:10                         ` Ludovic Courtès
2019-01-14 16:24                           ` Pierre Neidhardt
2019-01-14 16:42                             ` Danny Milosavljevic
2019-01-14 16:57                               ` Pierre Neidhardt
2019-01-14 17:46                                 ` Danny Milosavljevic
2019-01-14 17:48                                 ` Danny Milosavljevic
2019-01-14 17:50                                   ` Danny Milosavljevic
2019-01-14 18:19                                     ` Pierre Neidhardt
2019-01-14 20:27                                     ` Ludovic Courtès
2019-01-14 21:42                                       ` Danny Milosavljevic
2019-01-14 21:59                                         ` Pierre Neidhardt
2019-01-14 22:14                                         ` Danny Milosavljevic
2019-01-14 22:39                                           ` Pierre Neidhardt
2019-01-15 12:29                                           ` Ludovic Courtès
2019-01-16 10:01                                             ` Pierre Neidhardt
2019-01-16 10:56                                               ` Danny Milosavljevic
2019-01-16 13:02                                                 ` Pierre Neidhardt
2019-01-16 14:17                                                   ` Danny Milosavljevic
2019-01-16 17:39                                                     ` Pierre Neidhardt
2019-01-16 18:12                                                       ` Efraim Flashner
2019-01-16 18:18                                                         ` Pierre Neidhardt
2019-01-16 19:57                                                           ` Danny Milosavljevic
2019-01-16 22:32                                                             ` Ludovic Courtès
2019-01-16 22:45                                                               ` Danny Milosavljevic
2019-01-17  7:31                                                                 ` Pierre Neidhardt
2019-01-17  8:43                                                                   ` Ludovic Courtès
2019-01-17  9:39                                                                     ` Pierre Neidhardt
2019-01-17  9:42                                                                       ` Pierre Neidhardt
2019-01-17 11:32                                                                         ` Pierre Neidhardt
2019-11-28  0:13                                                                           ` Marius Bakke
2019-01-17  9:10                                                                   ` Danny Milosavljevic
2019-01-17  8:33                                                       ` Ludovic Courtès
2019-01-17  8:41                                                         ` Pierre Neidhardt
2021-04-22 18:53 ` G. Branden Robinson

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