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how to fix linker error in eclipse on linux

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  • jsulmJ jsulm

    @micha_eleric said in how to fix linker error in eclipse on linux:

    sudo add-apt-repository ppa:rock-core/qt4

    This does not install anything!
    This command only adds a new source for packages.
    You need to install needed packages using "apt install PACKET_NAME".

    One question: do you really need Qt4?

    M Offline
    M Offline
    micha_eleric
    wrote on last edited by micha_eleric
    #12

    @jsulm qt4 it is what i started with.

    i also found:
    sudo apt install qt4-dev-tools libqt4-dev libqt4-core libqt4-gui

    which seems to be from:
    https://askubuntu.com/questions/1274134/cannot-install-qt-4-on-ubuntu-20-04-quite-universal-circuit-simulator-qucs

    this is last i found with qt*, if it is not installing qt4, then i guess my errors have been found

    sudo apt-get install qt5-default
    results:
    qt5-default is already the newest version (5.12.8+dfsg-0ubuntu2.1).

    however, there are no qt5 directory under /usr/include

    JonBJ 1 Reply Last reply
    0
    • M micha_eleric

      @jsulm qt4 it is what i started with.

      i also found:
      sudo apt install qt4-dev-tools libqt4-dev libqt4-core libqt4-gui

      which seems to be from:
      https://askubuntu.com/questions/1274134/cannot-install-qt-4-on-ubuntu-20-04-quite-universal-circuit-simulator-qucs

      this is last i found with qt*, if it is not installing qt4, then i guess my errors have been found

      sudo apt-get install qt5-default
      results:
      qt5-default is already the newest version (5.12.8+dfsg-0ubuntu2.1).

      however, there are no qt5 directory under /usr/include

      JonBJ Offline
      JonBJ Offline
      JonB
      wrote on last edited by
      #13

      @micha_eleric said in how to fix linker error in eclipse on linux:

      @jsulm qt4 it is what i started with.

      This is not a great/clear answer, as @jsulm is pointing out that Qt4 is very old. Do you have a choice to move to Qt5, or even (hesitantly!) Qt6?

      M 1 Reply Last reply
      0
      • JonBJ JonB

        @micha_eleric said in how to fix linker error in eclipse on linux:

        @jsulm qt4 it is what i started with.

        This is not a great/clear answer, as @jsulm is pointing out that Qt4 is very old. Do you have a choice to move to Qt5, or even (hesitantly!) Qt6?

        M Offline
        M Offline
        micha_eleric
        wrote on last edited by
        #14

        @JonB it seems i already installed qt5. just it is not showing up under /usr/include

        jsulmJ 1 Reply Last reply
        0
        • M micha_eleric

          @JonB it seems i already installed qt5. just it is not showing up under /usr/include

          jsulmJ Offline
          jsulmJ Offline
          jsulm
          Lifetime Qt Champion
          wrote on last edited by
          #15

          @micha_eleric said in how to fix linker error in eclipse on linux:

          i already installed qt5

          What exactly? Which qt5 packages?
          " just it is not showing up under /usr/include" - as I already told you b efore the libraries will NOT show up in that directory. Search for the qt5 libs like I suggested before:

          find /usr/lib -name *qt5*
          find /usr/lib64 -name *qt5*
          

          Don't forget to also change include folders in your set-up as currently you use qt4 include folder.

          https://forum.qt.io/topic/113070/qt-code-of-conduct

          M 1 Reply Last reply
          0
          • jsulmJ jsulm

            @micha_eleric said in how to fix linker error in eclipse on linux:

            i already installed qt5

            What exactly? Which qt5 packages?
            " just it is not showing up under /usr/include" - as I already told you b efore the libraries will NOT show up in that directory. Search for the qt5 libs like I suggested before:

            find /usr/lib -name *qt5*
            find /usr/lib64 -name *qt5*
            

            Don't forget to also change include folders in your set-up as currently you use qt4 include folder.

            M Offline
            M Offline
            micha_eleric
            wrote on last edited by
            #16

            @jsulm said in how to fix linker error in eclipse on linux:

            find /usr/lib -name qt5

            michaeleric@michaeleric-C7B250-CB-ML:/usr/lib$ find -name qt5
            ./qt5
            ./x86_64-linux-gnu/qt5
            michaeleric@michaeleric-C7B250-CB-ML:/usr/lib$ cd /
            michaeleric@michaeleric-C7B250-CB-ML:/$ cd /usr/lib64
            michaeleric@michaeleric-C7B250-CB-ML:/usr/lib64$ find -name qt5
            michaeleric@michaeleric-C7B250-CB-ML:/usr/lib64$

            jsulmJ 1 Reply Last reply
            0
            • M micha_eleric

              @jsulm said in how to fix linker error in eclipse on linux:

              find /usr/lib -name qt5

              michaeleric@michaeleric-C7B250-CB-ML:/usr/lib$ find -name qt5
              ./qt5
              ./x86_64-linux-gnu/qt5
              michaeleric@michaeleric-C7B250-CB-ML:/usr/lib$ cd /
              michaeleric@michaeleric-C7B250-CB-ML:/$ cd /usr/lib64
              michaeleric@michaeleric-C7B250-CB-ML:/usr/lib64$ find -name qt5
              michaeleric@michaeleric-C7B250-CB-ML:/usr/lib64$

              jsulmJ Offline
              jsulmJ Offline
              jsulm
              Lifetime Qt Champion
              wrote on last edited by
              #17

              @micha_eleric Please read again what I suggested (hint: * is important)...

              https://forum.qt.io/topic/113070/qt-code-of-conduct

              M 1 Reply Last reply
              0
              • jsulmJ jsulm

                @micha_eleric Please read again what I suggested (hint: * is important)...

                M Offline
                M Offline
                micha_eleric
                wrote on last edited by
                #18

                @jsulm the * was used, copied, pasted, but did not show on post.

                jsulmJ JonBJ 2 Replies Last reply
                0
                • M micha_eleric

                  @jsulm the * was used, copied, pasted, but did not show on post.

                  jsulmJ Offline
                  jsulmJ Offline
                  jsulm
                  Lifetime Qt Champion
                  wrote on last edited by
                  #19

                  @micha_eleric Can you please answer questions?
                  I asked before: What exactly? Which qt5 packages?

                  https://forum.qt.io/topic/113070/qt-code-of-conduct

                  M 1 Reply Last reply
                  0
                  • jsulmJ jsulm

                    @micha_eleric Can you please answer questions?
                    I asked before: What exactly? Which qt5 packages?

                    M Offline
                    M Offline
                    micha_eleric
                    wrote on last edited by
                    #20

                    @jsulm sudo apt-get install qt5-default
                    from:
                    https://wiki.qt.io/Install_Qt_5_on_Ubuntu

                    jsulmJ 1 Reply Last reply
                    0
                    • M micha_eleric

                      @jsulm sudo apt-get install qt5-default
                      from:
                      https://wiki.qt.io/Install_Qt_5_on_Ubuntu

                      jsulmJ Offline
                      jsulmJ Offline
                      jsulm
                      Lifetime Qt Champion
                      wrote on last edited by
                      #21

                      @micha_eleric On my Ubuntu machine Qt5 libs are in /lib/x86_64-linux-gnu
                      Like /lib/x86_64-linux-gnu/libQt5Widgets.so.5

                      https://forum.qt.io/topic/113070/qt-code-of-conduct

                      1 Reply Last reply
                      0
                      • M micha_eleric

                        @jsulm the * was used, copied, pasted, but did not show on post.

                        JonBJ Offline
                        JonBJ Offline
                        JonB
                        wrote on last edited by JonB
                        #22

                        @micha_eleric said in how to fix linker error in eclipse on linux:

                        @jsulm the * was used, copied, pasted, but did not show on post.

                        find /usr/lib -name *qt5*
                        find /usr/lib64 -name *qt5*
                        

                        You must quote these from the shell's expansion:

                        find /usr/lib -name '*Qt5*'
                        find /usr/lib64 -name '*Qt5*'
                        

                        Or you might find this useful:

                        locate Qt5
                        
                        jsulmJ 1 Reply Last reply
                        1
                        • JonBJ JonB

                          @micha_eleric said in how to fix linker error in eclipse on linux:

                          @jsulm the * was used, copied, pasted, but did not show on post.

                          find /usr/lib -name *qt5*
                          find /usr/lib64 -name *qt5*
                          

                          You must quote these from the shell's expansion:

                          find /usr/lib -name '*Qt5*'
                          find /usr/lib64 -name '*Qt5*'
                          

                          Or you might find this useful:

                          locate Qt5
                          
                          jsulmJ Offline
                          jsulmJ Offline
                          jsulm
                          Lifetime Qt Champion
                          wrote on last edited by
                          #23

                          @JonB It is Qt not qt in lib names, so was my mistake

                          https://forum.qt.io/topic/113070/qt-code-of-conduct

                          JonBJ M 2 Replies Last reply
                          0
                          • jsulmJ jsulm

                            @JonB It is Qt not qt in lib names, so was my mistake

                            JonBJ Offline
                            JonBJ Offline
                            JonB
                            wrote on last edited by JonB
                            #24

                            @jsulm
                            I have edited my response to use Qt5. But the quoting is still necessary!? https://man7.org/linux/man-pages/man1/find.1.html :

                            The filename matching is performed
                            with the use of the fnmatch(3) library function. Don't
                            forget to enclose the pattern in quotes in order to
                            protect it from expansion by the shell.

                            jsulmJ 1 Reply Last reply
                            0
                            • jsulmJ jsulm

                              @JonB It is Qt not qt in lib names, so was my mistake

                              M Offline
                              M Offline
                              micha_eleric
                              wrote on last edited by
                              #25

                              @jsulm michaeleric@michaeleric-C7B250-CB-ML:~$ find /usr/lib -name *Qt5 *
                              /usr/lib/python3/dist-packages/PyQt5
                              /usr/lib/python3/dist-packages/PyQt5-5.14.1.dist-info
                              /usr/lib/x86_64-linux-gnu/libQt5GlxSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaQuick.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5LinuxAccessibilitySupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5ThemeSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaQuick.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5AccessibilitySupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Designer.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Positioning.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Svg.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Positioning.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5WebChannel.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5WebKitWidgets.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Test.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5EdidSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Widgets.so
                              /usr/lib/x86_64-linux-gnu/libQt5PlatformCompositorSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so
                              /usr/lib/x86_64-linux-gnu/libQt5Network.so
                              /usr/lib/x86_64-linux-gnu/libQt5Xml.so
                              /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5VulkanSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5Test.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5ThemeSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaWidgets.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5InputSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5GlxSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Positioning.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5VulkanSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5X11Extras.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
                              /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in
                              /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
                              /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/data/cmake/Qt5ConfigVersion.cmake.in
                              /usr/lib/x86_64-linux-gnu/libQt5WaylandCompositor.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5KmsSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5WaylandCompositor.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngine.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5EventDispatcherSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5Script.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Test.prl
                              /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5TextToSpeech
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5TextToSpeech/Qt5TextToSpeech_QTextToSpeechEngineFlite.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGL
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGL/Qt5OpenGLConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGL/Qt5OpenGLConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport/Qt5PrintSupportConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport/Qt5PrintSupport_QCupsPrinterSupportPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport/Qt5PrintSupportConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Sql
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Sql/Qt5SqlConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Sql/Qt5SqlConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGLExtensions
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGLExtensions/Qt5OpenGLExtensionsConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGLExtensions/Qt5OpenGLExtensionsConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevMousePlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QTuioTouchPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevKeyboardPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QXcbIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSKmsGbmIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5GuiConfigExtras.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5GuiConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QXcbEglIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSKmsEglDeviceIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QComposePlatformInputContextPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QIbusPlatformInputContextPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QVncIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevTouchScreenPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QXcbGlxIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevTabletPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSX11IntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSEmulatorIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QGifPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QMinimalIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QOffscreenIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QICOPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QMinimalEglIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QLinuxFbIntegrationPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QLibInputPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QJpegPlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5GuiConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5SerialPort
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5SerialPort/Qt5SerialPortConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5SerialPort/Qt5SerialPortConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Network
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5Network_QGenericEnginePlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5NetworkConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5Network_QNetworkManagerEnginePlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5Network_QConnmanEnginePlugin.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5NetworkConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CTestMacros.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreMacros.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfigExtrasMkspecDir.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfigExtras.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsMacros.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsConfigExtras.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Test
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Test/Qt5TestConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Test/Qt5TestConfigExtras.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Test/Qt5TestConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Concurrent
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Concurrent/Qt5ConcurrentConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Concurrent/Qt5ConcurrentConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusMacros.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusConfigExtras.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Xml
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Xml/Qt5XmlConfig.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5Xml/Qt5XmlConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5ConfigVersion.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5ModuleLocation.cmake
                              /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5Config.cmake
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Xml.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Widgets.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Test.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Sql.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Core.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5SerialPort.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Concurrent.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Gui.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Network.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5DBus.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5PrintSupport.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5OpenGLExtensions.pc
                              /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5OpenGL.pc
                              /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Xml.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaGstTools.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5HunspellInputMethod.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Svg.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaGstTools.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Gui.prl
                              /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5DeviceDiscoverySupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5EventDispatcherSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Help.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Network.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngine.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5QuickControls2.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5QuickControls2.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Xml.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5EglSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so
                              /usr/lib/x86_64-linux-gnu/libQt5DBus.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5TextToSpeech.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Xml.prl
                              /usr/lib/x86_64-linux-gnu/libQt5AccessibilitySupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5PlatformCompositorSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5WaylandCompositor.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Core.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5FbSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Script.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Help.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5ServiceSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5VirtualKeyboard.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Help.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGL.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Test.so
                              /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaGstTools.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Designer.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Network.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5VirtualKeyboard.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5FontDatabaseSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so
                              /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5VirtualKeyboard.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Network.prl
                              /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5HunspellInputMethod.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Gui.so
                              /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5HunspellInputMethod.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so
                              /usr/lib/x86_64-linux-gnu/libQt5Xml.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5TextToSpeech.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngine.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5WebChannel.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Core.so
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaWidgets.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so
                              /usr/lib/x86_64-linux-gnu/libQt5Sql.so
                              /usr/lib/x86_64-linux-gnu/libQt5EdidSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5DeviceDiscoverySupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5.212.0
                              /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5X11Extras.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5QuickControls2.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5InputSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaQuick.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Test.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5FontDatabaseSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGLExtensions.prl
                              /usr/lib/x86_64-linux-gnu/libQt5SerialPort.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Sql.prl
                              /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5MultimediaWidgets.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.prl
                              /usr/lib/x86_64-linux-gnu/libQt5WebChannel.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Svg.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5WebKitWidgets.so.5.212.0
                              /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5Concurrent.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5FbSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5Designer.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5ServiceSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGLExtensions.a
                              /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5Widgets.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5.12.8
                              /usr/lib/x86_64-linux-gnu/libQt5LinuxAccessibilitySupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5X11Extras.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5TextToSpeech.so.5.12
                              /usr/lib/x86_64-linux-gnu/libQt5DBus.so
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so
                              /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.prl
                              /usr/lib/x86_64-linux-gnu/libQt5KmsSupport.a
                              /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5
                              /usr/lib/x86_64-linux-gnu/libQt5EglSupport.prl
                              /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5.12
                              michaeleric@michaeleric-C7B250-CB-ML:~$

                              jsulmJ 1 Reply Last reply
                              0
                              • M micha_eleric

                                @jsulm michaeleric@michaeleric-C7B250-CB-ML:~$ find /usr/lib -name *Qt5 *
                                /usr/lib/python3/dist-packages/PyQt5
                                /usr/lib/python3/dist-packages/PyQt5-5.14.1.dist-info
                                /usr/lib/x86_64-linux-gnu/libQt5GlxSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaQuick.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5LinuxAccessibilitySupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5ThemeSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaQuick.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5AccessibilitySupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Designer.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Positioning.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Svg.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Positioning.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5WebChannel.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5WebKitWidgets.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Test.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5EdidSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Widgets.so
                                /usr/lib/x86_64-linux-gnu/libQt5PlatformCompositorSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so
                                /usr/lib/x86_64-linux-gnu/libQt5Network.so
                                /usr/lib/x86_64-linux-gnu/libQt5Xml.so
                                /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5VulkanSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5Test.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5ThemeSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaWidgets.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5InputSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5GlxSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Positioning.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5VulkanSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5X11Extras.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5SerialPort.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
                                /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/data/cmake/Qt5PluginTarget.cmake.in
                                /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
                                /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/data/cmake/Qt5ConfigVersion.cmake.in
                                /usr/lib/x86_64-linux-gnu/libQt5WaylandCompositor.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5KmsSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5WaylandCompositor.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngine.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5EventDispatcherSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5Script.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Test.prl
                                /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5TextToSpeech
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5TextToSpeech/Qt5TextToSpeech_QTextToSpeechEngineFlite.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGL
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGL/Qt5OpenGLConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGL/Qt5OpenGLConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport/Qt5PrintSupportConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport/Qt5PrintSupport_QCupsPrinterSupportPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5PrintSupport/Qt5PrintSupportConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Sql
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Sql/Qt5SqlConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Sql/Qt5SqlConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGLExtensions
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGLExtensions/Qt5OpenGLExtensionsConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5OpenGLExtensions/Qt5OpenGLExtensionsConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevMousePlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QTuioTouchPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevKeyboardPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QXcbIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSKmsGbmIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5GuiConfigExtras.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5GuiConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QXcbEglIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSKmsEglDeviceIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QComposePlatformInputContextPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QIbusPlatformInputContextPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QVncIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevTouchScreenPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QXcbGlxIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEvdevTabletPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSX11IntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSEmulatorIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QGifPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QEglFSIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QMinimalIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QOffscreenIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QICOPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QMinimalEglIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QLinuxFbIntegrationPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QLibInputPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5Gui_QJpegPlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Gui/Qt5GuiConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5SerialPort
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5SerialPort/Qt5SerialPortConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5SerialPort/Qt5SerialPortConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Network
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5Network_QGenericEnginePlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5NetworkConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5Network_QNetworkManagerEnginePlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5Network_QConnmanEnginePlugin.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Network/Qt5NetworkConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CTestMacros.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreMacros.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfigExtrasMkspecDir.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Core/Qt5CoreConfigExtras.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsMacros.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsConfigExtras.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Widgets/Qt5WidgetsConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Test
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Test/Qt5TestConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Test/Qt5TestConfigExtras.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Test/Qt5TestConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Concurrent
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Concurrent/Qt5ConcurrentConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Concurrent/Qt5ConcurrentConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusMacros.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5DBus/Qt5DBusConfigExtras.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Xml
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Xml/Qt5XmlConfig.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5Xml/Qt5XmlConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5ConfigVersion.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5ModuleLocation.cmake
                                /usr/lib/x86_64-linux-gnu/cmake/Qt5/Qt5Config.cmake
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Xml.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Widgets.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Test.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Sql.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Core.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5SerialPort.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Concurrent.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Gui.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5Network.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5DBus.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5PrintSupport.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5OpenGLExtensions.pc
                                /usr/lib/x86_64-linux-gnu/pkgconfig/Qt5OpenGL.pc
                                /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Xml.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaGstTools.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5HunspellInputMethod.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Svg.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaGstTools.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Gui.prl
                                /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5DeviceDiscoverySupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5EventDispatcherSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Help.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Network.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngine.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Network.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5QuickControls2.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5QuickControls2.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Xml.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5EglSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so
                                /usr/lib/x86_64-linux-gnu/libQt5DBus.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5TextToSpeech.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Xml.prl
                                /usr/lib/x86_64-linux-gnu/libQt5AccessibilitySupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5PlatformCompositorSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5WaylandCompositor.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Core.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5FbSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Script.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Help.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5ServiceSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5VirtualKeyboard.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Help.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGL.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Test.so
                                /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaGstTools.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Designer.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Network.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5VirtualKeyboard.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5FontDatabaseSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so
                                /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5VirtualKeyboard.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Network.prl
                                /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5HunspellInputMethod.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Gui.so
                                /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5HunspellInputMethod.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so
                                /usr/lib/x86_64-linux-gnu/libQt5Xml.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5TextToSpeech.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngine.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5WebChannel.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Concurrent.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Core.so
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaWidgets.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5EglFsKmsSupport.so
                                /usr/lib/x86_64-linux-gnu/libQt5Sql.so
                                /usr/lib/x86_64-linux-gnu/libQt5EdidSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5DeviceDiscoverySupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5.212.0
                                /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5X11Extras.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5QuickControls2.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5InputSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaQuick.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Test.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5FontDatabaseSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGLExtensions.prl
                                /usr/lib/x86_64-linux-gnu/libQt5SerialPort.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Sql.prl
                                /usr/lib/x86_64-linux-gnu/libQt5XmlPatterns.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5MultimediaWidgets.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.prl
                                /usr/lib/x86_64-linux-gnu/libQt5WebChannel.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Svg.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5WebKitWidgets.so.5.212.0
                                /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5Concurrent.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Sensors.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5FbSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5Designer.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5ServiceSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGLExtensions.a
                                /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5Widgets.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5.12.8
                                /usr/lib/x86_64-linux-gnu/libQt5LinuxAccessibilitySupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5X11Extras.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5TextToSpeech.so.5.12
                                /usr/lib/x86_64-linux-gnu/libQt5DBus.so
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so
                                /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5PrintSupport.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5EglFSDeviceIntegration.prl
                                /usr/lib/x86_64-linux-gnu/libQt5KmsSupport.a
                                /usr/lib/x86_64-linux-gnu/libQt5OpenGL.so.5
                                /usr/lib/x86_64-linux-gnu/libQt5EglSupport.prl
                                /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5.12
                                michaeleric@michaeleric-C7B250-CB-ML:~$

                                jsulmJ Offline
                                jsulmJ Offline
                                jsulm
                                Lifetime Qt Champion
                                wrote on last edited by
                                #26

                                @micha_eleric So, now you know in which folder the Qt libs are located

                                https://forum.qt.io/topic/113070/qt-code-of-conduct

                                1 Reply Last reply
                                0
                                • JonBJ JonB

                                  @jsulm
                                  I have edited my response to use Qt5. But the quoting is still necessary!? https://man7.org/linux/man-pages/man1/find.1.html :

                                  The filename matching is performed
                                  with the use of the fnmatch(3) library function. Don't
                                  forget to enclose the pattern in quotes in order to
                                  protect it from expansion by the shell.

                                  jsulmJ Offline
                                  jsulmJ Offline
                                  jsulm
                                  Lifetime Qt Champion
                                  wrote on last edited by
                                  #27

                                  @JonB said in how to fix linker error in eclipse on linux:

                                  But the quoting is still necessary!?

                                  For me both work on Ubuntu with GNU find (both have same amount of matches)

                                  https://forum.qt.io/topic/113070/qt-code-of-conduct

                                  JonBJ 1 Reply Last reply
                                  0
                                  • jsulmJ jsulm

                                    @JonB said in how to fix linker error in eclipse on linux:

                                    But the quoting is still necessary!?

                                    For me both work on Ubuntu with GNU find (both have same amount of matches)

                                    JonBJ Offline
                                    JonBJ Offline
                                    JonB
                                    wrote on last edited by JonB
                                    #28

                                    @jsulm
                                    Sorry I cannot leave this statement as-is! As we discussed privately, your unquoted behaviour of *Qt* will generate totally different results depending on whether the current directory does or does not contain any filenames matching *Qt*. Which is not what is desired for this search. ALWAYS quote wildcards (*, ?) you are passing to a command like find if you expect it to work correctly robustly.... :)

                                    P.S.
                                    If anyone does not believe me: before running the command do a touch Qt5 in the directory you run find /usr/lib -name '*Qt5*' versus find /usr/lib -name *Qt5* from., and compare the results...

                                    M 1 Reply Last reply
                                    2
                                    • JonBJ JonB

                                      @jsulm
                                      Sorry I cannot leave this statement as-is! As we discussed privately, your unquoted behaviour of *Qt* will generate totally different results depending on whether the current directory does or does not contain any filenames matching *Qt*. Which is not what is desired for this search. ALWAYS quote wildcards (*, ?) you are passing to a command like find if you expect it to work correctly robustly.... :)

                                      P.S.
                                      If anyone does not believe me: before running the command do a touch Qt5 in the directory you run find /usr/lib -name '*Qt5*' versus find /usr/lib -name *Qt5* from., and compare the results...

                                      M Offline
                                      M Offline
                                      micha_eleric
                                      wrote on last edited by micha_eleric
                                      #29

                                      @JonB for me, find /usr/lib -name'*Qt5 *', anr find /usr/lib -name *Qt5 * had same results. [note] no space between 5 and *

                                      JonBJ 1 Reply Last reply
                                      0
                                      • M Offline
                                        M Offline
                                        micha_eleric
                                        wrote on last edited by micha_eleric
                                        #30

                                        under Properties->C/C++ Build->Settings->Tool Settings->GCC C++ Linker->Libraries->Libraries (-l) /usr/lib/x86_64-linux-gnu
                                        /usr/bin/ld: cannot find -l/usr/lib/x86_64-linux-gnu
                                        under Properties->C/C++ Build->Settings->Tool Settings->GCC C++ Linker->Libraries->Libraries (-l) /usr/lib/x86_64-linux-gnu/qt5
                                        /usr/bin/ld: cannot find -l/usr/lib/x86_64-linux-gnu/qt5

                                        both have libraries, but no clue if i have to add a specific file, or just the dir it is in

                                        under Properties->C/C++ Build->Settings->Tool Settings->GCC C++ Linker->Libraries->Libraries (-l) /usr/lib/x86_64-linux-gnu/libQtCore
                                        /usr/bin/ld: cannot find -l/usr/lib/x86_64-linux-gnu/libQtCore
                                        under Properties->C/C++ Build->Settings->Tool Settings->GCC C++ Linker->Libraries->Libraries (-l) /usr/lib/x86_64-linux-gnu/libQtCore.so
                                        /usr/bin/ld: cannot find -l/usr/lib/x86_64-linux-gnu/libQtCore.so

                                        it can not find a library, so i have to be doing something wrong

                                        jsulmJ 1 Reply Last reply
                                        0
                                        • M Offline
                                          M Offline
                                          micha_eleric
                                          wrote on last edited by
                                          #31

                                          michaeleric@michaeleric-C7B250-CB-ML:~$ sudo find / -name '*MainWindow *'
                                          [sudo] password for michaeleric:
                                          /home/michaeleric/eclipse-workspace/GUI/CUi_MainWindow.h
                                          find: ‘/run/user/1000/doc’: Permission denied
                                          /usr/share/doc/HTML/ca/spectacle/MainWindow.png
                                          /usr/share/doc/HTML/uk/spectacle/MainWindow.png
                                          /usr/share/doc/HTML/en/spectacle/MainWindow.png
                                          /usr/include/qt4/Qt3Support/Q3MainWindow
                                          /usr/include/qt4/QtGui/QMainWindow
                                          /usr/include/x86_64-linux-gnu/qt5/QtWidgets/QMainWindow
                                          michaeleric@michaeleric-C7B250-CB-ML:~$

                                          there are no .h files for QMainWindow under Qt5 anywhere, thus why i was using Qt4, and thought Qt4 was installed.
                                          error is about undefined reference to `QMainWindow:
                                          i am looking around for a needle in a haystack, but dont know what the needle looks like, nor which haystack

                                          1 Reply Last reply
                                          0

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