From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alex Kost <alezost@gmail.com>
Subject: Re: xawtv: no font found
Date: Sun, 27 Aug 2017 20:31:02 +0300
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	(Dmitry Nikolaev's message of "Sat, 26 Aug 2017 22:25:31 +0300")
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To: Dmitry Nikolaev <cameltheman@gmail.com>
Cc: help-guix <help-guix@gnu.org>

Dmitry Nikolaev (2017-08-26 22:25 +0300) wrote:

> Hello. I wrote a package file for Xawtv. It builds, but not runs.
>
> $ xawtv
> xawtv: Relink `/gnu/store/
> 88wvqp60hbrdvbp0xsqad5c6njjfshcw-libpng-1.6.28/lib/libpng16.so.16'
> with `/gnu/store/ybpgv1v7606xw7mafda66w10hiynpiw2-glibc-2.25/lib/
> libpthread.so.0' for IFUNC symbol `longjmp'
> xawtv: Relink `/gnu/store/
> 2sq8w3x8glbjlfn22im6nwwycmbdlzws-freetype-2.7.1/lib/libfreetype.so.6'
> with `/gnu/store/ybpgv1v7606xw7mafda66w10hiynpiw2-glibc-2.25/lib/
> libpthread.so.0' for IFUNC symbol `longjmp'
> This is xawtv-3.103, running on Linux/x86_64 (4.11.12)
> vid-open-auto: using grabber/webcam device /dev/video0
> Warning: Unable to load any usable ISO8859 font
> Warning: Missing charsets in String to FontSet conversion
> Error: Aborting: no font found
>
>
> What should I do to solve this issue? How to tell xawtv about any
> usable font?

I don't know but I looked at nix package and I don't see anything
specific there:

  https://github.com/NixOS/nixpkgs/blob/master/pkgs/applications/video/xawtv/default.nix

Perhaps you just missed some dependencies? ('fontsproto' maybe)

-- 
Alex