Eric Bavier <ericbavier@centurylink.net> writes:

>> > From: Eric Bavier <bavier@member.fsf.org>
>> >
>> > This lets qmake find qtwebkit components, allowing packages like python-pyqt
>> > to find qtwebkit and enable support.
>> >
>> > * gnu/packages/qt.scm (qtwebkit)[arguments]: Add "ECM_MKSPECS_INSTALL_DIR"
>> > to #:configure-flags.  Link with "--no-keep-memory".
>> > ---
>> >  gnu/packages/qt.scm | 11 ++++++++++-
>> >  1 file changed, 10 insertions(+), 1 deletion(-)
>> >
>> > diff --git a/gnu/packages/qt.scm b/gnu/packages/qt.scm
>> > index d48769982..36f8aef69 100644
>> > --- a/gnu/packages/qt.scm
>> > +++ b/gnu/packages/qt.scm
>> > @@ -10,6 +10,7 @@
>> >  ;;; Copyright © 2017, 2018 Tobias Geerinckx-Rice <me@tobias.gr>
>> >  ;;; Copyright © 2018 Nicolas Goaziou <mail@nicolasgoaziou.fr>
>> >  ;;; Copyright © 2018 Hartmut Goebel <h.goebel@crazy-compilers.com>
>> > +;;; Copyright © 2018 Eric Bavier <bavier@member.fsf.org>
>> >  ;;;
>> >  ;;; This file is part of GNU Guix.
>> >  ;;;
>> > @@ -2171,7 +2172,15 @@ different kinds of sliders, and much more.")
>> >         #:configure-flags (list ;"-DENABLE_API_TESTS=TRUE"
>> >                                 "-DPORT=Qt"
>> >                                 "-DUSE_LIBHYPHEN=OFF"
>> > -                               "-DUSE_SYSTEM_MALLOC=ON")))
>> > +                               "-DUSE_SYSTEM_MALLOC=ON"
>> > +                               ;; XXX: relative dir installs to build dir?
>> > +                               (string-append "-DECM_MKSPECS_INSTALL_DIR="
>> > +                                              %output "/lib/qt5/mkspecs/modules")
>> > +                               ;; Sacrifice a little speed in order to link
>> > +                               ;; libraries and test executables in a
>> > +                               ;; reasonable amount of memory.
>> > +                               "-DCMAKE_SHARED_LINKER_FLAGS=-Wl,--no-keep-memory"
>> > +                               "-DCMAKE_EXE_LINKER_FLAGS=-Wl,--no-keep-memory")))
>> >      (home-page "https://www.webkit.org")
>> >      (synopsis "Web browser engine and classes to render and interact with web
>> >  content")
>>
>> I've tested this, and this fixed the qtwebkit build for me, which
>> currently doesn't work on master. So I'm all for merging it.
>
> Thanks for testing it.  I assume it was the linker flags that fixed the
> build on your machine?  For clarity, I suppose that change should be
> moved to a separate patch.  WDYT?

I don't mind eitherway, I'm just happy that the package builds again
with the patch :)