From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: [PATCH] gnu: Add Xft support to FLTK.
Date: Thu, 28 Apr 2016 13:57:04 +0200
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To: =?utf-8?B?5a6L5paH5q2m?= <iyzsong@member.fsf.org>
Cc: guix-devel@gnu.org

iyzsong@member.fsf.org (=E5=AE=8B=E6=96=87=E6=AD=A6) skribis:

> Kei Yamashita <kei@openmailbox.org> writes:
>
>> On Wed, 27 Apr 2016 14:52:36 +0200
>> ludo@gnu.org (Ludovic Court=C3=A8s) wrote:
>>
>>> Kei Yamashita <kei@openmailbox.org> skribis:
>>>=20
>>> > This patch is in preparation for the Dillo browser package.
>>> >
>>> > From 7755ae6d7afd46daed5fac1e626d1785b9875975 Mon Sep 17 00:00:00
>>> > 2001 From: Kei Yamashita <kei@openmailbox.org>
>>> > Date: Sat, 16 Apr 2016 22:45:21 -0400
>>> > Subject: [PATCH] gnu: Add Xft support to FLTK.
>>> >
>>> > * gnu/packages/fltk.scm (fltk)[inputs]: Add libxft.=20=20
>>>=20
>>> This appears to break Octave (see
>>> <https://hydra.gnu.org/log/gx7z8zd3x113605gpnjp6adx98qwy9fy-octave-4.0.=
0>):
>>>=20
>>> --8<---------------cut here---------------start------------->8---
>>> ../run-octave  --norc --silent --no-history ./fntests.m .
>>> error:
>>> /tmp/guix-build-octave-4.0.0.drv-0/octave-4.0.0/libinterp/dldfcn/PKG_AD=
D:
>>> /tmp/guix-build-octave-4.0.0.drv-0/octave-4.0.0/libinterp/dldfcn/__init=
_fltk__.oct:
>>> failed to
>>> load: /gnu/store/nfi0na44lk0fy0m6bpsa7q458wpyd5w5-fltk-1.3.3/lib/libflt=
k_gl.so.1.3:
>>> undefined symbol: _ZN18Fl_XFont_On_Demand5valueEv
>>> --8<---------------cut here---------------end--------------->8---
>>>=20
>>> The undefined symbol (demangled: =E2=80=98Fl_XFont_On_Demand::value=E2=
=80=99) is
>>> defined in Fltk=E2=80=99s =E2=80=98fl_font_xft.cxx=E2=80=99.  However, =
looking at the build
>>> log of Fltk, this file is apparently not compiled, which sounds like
>>> a bug in Fltk=E2=80=99s build system.
>
> Fixed (octave) in commit 6fdc73e by apply patch from:
>
> <http://www.fltk.org/str.php?L3156+P0+S0+C0+I0+E0+V1+QOn_Demand>.

Thanks!

Ludo=E2=80=99.