Re: problem with compiling QGuiApplication not found

Liza Belos <[email protected]> Mon, 14 Oct 2024 09:46:31 +0200
Newsgroups gmane.editors.texmacs.devel
Message-ID <[email protected]>
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Hello Dmitry,

Could you try compiling with the following configure option: 
--with-qt-find-method=pkgconfig .
On some Ubuntu installations, I also found that setting the environment 
variable QT_SELECT=qt5 can resolve certain issues.

Best regards,
Liza

Le 13/10/2024 à 22:19, Dmitry a écrit :
> Hello, JFYI
>
> I had a problem compiling texmacs ( tried last master
> c6287b64afe6aeb57613f57b5c2cf0e85d6ae8c4 and v2.1.2 ) :
> make[1]: Entering directory 'texmacs/src'
> g++ -ISystem -ISystem/Boot -ISystem/Classes -ISystem/Files
> -ISystem/Link -ISystem/Misc -ISystem/Language -IKernel/Abstractions
> -IKernel/Containers
>    -IKernel/Types -IData/Convert -IData/Drd -IData/History
> -IData/Observers -IData/Document -IData/String -IData/Tmfs -IData/Tree
> -IData/Parser -IScheme
>    -IGraphics/Bitmap_fonts -IGraphics/Fonts -IGraphics/Gui
> -IGraphics/Mathematics -IGraphics/Renderer -IGraphics/Handwriting
> -IGraphics/Types
>    -IGraphics/Pictures -IGraphics/Spacial -IGraphics/Colors -IPlugins
> -IPlugins/Unix
>    -pthread -I/usr/local/guile-1.8.7/include
> -I/usr/local/guile-1.8.7/include/guile -include config.h
> -DQT_DEPRECATED_WARNINGS -DQT_NO_DEBUG -DQT_PRINTSUPPORT_LIB
> -DQT_SVG_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I.
> -I/usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++ -D_REENTRANT
>    -DQTTEXMACS -Wall -Wno-return-type -O3 -fexpensive-optimizations -c
> ./Plugins/Unix/unix_system.cpp -o Objects/unix_system.o
> ./Plugins/Unix/unix_system.cpp:15:10: fatal error: QGuiApplication: No
> such file or directory
>
> After some research I found that adding $(CXXQT) flags to $(os_obj) helps:
> $ diff  src/makefile.orig src/makefile
> 343c343
> <     $(call cxx_incl,$(os_incl) $(CXXGUILE))
> ---
>>      $(call cxx_incl,$(os_incl) $(CXXGUILE) $(CXXQT))
> Maybe my ubuntu too old?
> $ cat /etc/os-release
> NAME="Ubuntu"
> VERSION="18.04.6 LTS (Bionic Beaver)"
> ID=ubuntu
> ID_LIKE=debian
> PRETTY_NAME="Ubuntu 18.04.6 LTS"
>
> $ g++ --version
> g++ (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0
>
> Cordialement.
> --
>    Dmitry
>
> _______________________________________________
> Texmacs-dev mailing list
> [email protected]
> https://lists.gnu.org/mailman/listinfo/texmacs-dev
-- 
	*Liza Belos*
*Laboratoire d'Informatique de l'École Polytechnique*

*Mail LIX : *[email protected]
*Mail CNRS : *[email protected]
*Téléphone : *06 86 43 86 39
*Bureau : *1013

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    <p>Hello Dmitry,</p>
    <p>Could you try compiling with the following configure option:
      --with-qt-find-method=pkgconfig .<br>
      On some Ubuntu installations, I also found that setting the
      environment variable QT_SELECT=qt5 can resolve certain issues.</p>
    <p>Best regards,<br>
      Liza</p>
    <div class="moz-cite-prefix">Le 13/10/2024 à 22:19, Dmitry a écrit :<br>
    </div>
    <blockquote type="cite"
cite="mid:CAJViqFmx1nECxwDQmi8gQZ3yqh9UfsEiHvRjJJshj6k16bM3Sw@mail.gmail.com">
      <pre wrap="" class="moz-quote-pre">Hello, JFYI

I had a problem compiling texmacs ( tried last master
c6287b64afe6aeb57613f57b5c2cf0e85d6ae8c4 and v2.1.2 ) :
make[1]: Entering directory 'texmacs/src'
g++ -ISystem -ISystem/Boot -ISystem/Classes -ISystem/Files
-ISystem/Link -ISystem/Misc -ISystem/Language -IKernel/Abstractions
-IKernel/Containers
  -IKernel/Types -IData/Convert -IData/Drd -IData/History
-IData/Observers -IData/Document -IData/String -IData/Tmfs -IData/Tree
-IData/Parser -IScheme
  -IGraphics/Bitmap_fonts -IGraphics/Fonts -IGraphics/Gui
-IGraphics/Mathematics -IGraphics/Renderer -IGraphics/Handwriting
-IGraphics/Types
  -IGraphics/Pictures -IGraphics/Spacial -IGraphics/Colors -IPlugins
-IPlugins/Unix
  -pthread -I/usr/local/guile-1.8.7/include
-I/usr/local/guile-1.8.7/include/guile -include config.h
-DQT_DEPRECATED_WARNINGS -DQT_NO_DEBUG -DQT_PRINTSUPPORT_LIB
-DQT_SVG_LIB -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_CORE_LIB -I.
-I/usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++ -D_REENTRANT
  -DQTTEXMACS -Wall -Wno-return-type -O3 -fexpensive-optimizations -c
./Plugins/Unix/unix_system.cpp -o Objects/unix_system.o
./Plugins/Unix/unix_system.cpp:15:10: fatal error: QGuiApplication: No
such file or directory

After some research I found that adding $(CXXQT) flags to $(os_obj) helps:
$ diff  src/makefile.orig src/makefile
343c343
&lt;     $(call cxx_incl,$(os_incl) $(CXXGUILE))
---
</pre>
      <blockquote type="cite">
        <pre wrap="" class="moz-quote-pre">    $(call cxx_incl,$(os_incl) $(CXXGUILE) $(CXXQT))
</pre>
      </blockquote>
      <pre wrap="" class="moz-quote-pre">
Maybe my ubuntu too old?
$ cat /etc/os-release
NAME="Ubuntu"
VERSION="18.04.6 LTS (Bionic Beaver)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 18.04.6 LTS"

$ g++ --version
g++ (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0

Cordialement.
--
  Dmitry

_______________________________________________
Texmacs-dev mailing list
<a class="moz-txt-link-abbreviated" href="mailto:[email protected]">[email protected]</a>
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            <td style="padding-left: 10px;"> <b>Liza Belos</b><br>
              <b>Laboratoire d'Informatique de l'École Polytechnique</b><br>
              <br>
              <b>Mail LIX : </b><a
                href="mailto:[email protected]"
                class="moz-txt-link-freetext">[email protected]</a><br>
              <b>Mail CNRS : </b><a href="mailto:[email protected]"
                class="moz-txt-link-freetext">[email protected]</a><br>
              <b>Téléphone : </b>06 86 43 86 39<br>
              <b>Bureau : </b>1013 </td>
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