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A few questions about cross-compiling on Rapberry pi

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  • SGaistS Offline
    SGaistS Offline
    SGaist
    Lifetime Qt Champion
    wrote on last edited by
    #12

    You moved it after having compiled Qt ?

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    • I Offline
      I Offline
      ixpervision
      wrote on last edited by ixpervision
      #13

      Ok I solved this issue by mkdir /home/sefa/rsp.. and copy past the compiler here. What about Unknown module(s) in QT: quick. This problem probably stems from this, at the end of the document said, go to the “Rasperry Pi” kit tab->System Environment and add LD_LIBRARY_PATH which is set to /usr/local/qt5pi/lib. But I do not know how to do it?

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      • SGaistS Offline
        SGaistS Offline
        SGaist
        Lifetime Qt Champion
        wrote on last edited by
        #14

        Before modifying anything, did you compile/install that module ?

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        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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        • I Offline
          I Offline
          ixpervision
          wrote on last edited by
          #15

          I have a qtquick1 file. And I run the following string in this file.
          /usr/local/qt5pi/bin/qmake .
          make -j 4
          sudo make install

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          • SGaistS Offline
            SGaistS Offline
            SGaist
            Lifetime Qt Champion
            wrote on last edited by
            #16

            You need to build the qtdeclarative module. qtquick1 is for the version of 1

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            Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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            • I Offline
              I Offline
              ixpervision
              wrote on last edited by
              #17

              When I compiled qtdeclarative I get the following error.

              make[2]: Entering directory /home/sefa/opt/qt5/qtdeclarative/src/qmldevtools' make[2]: *** No rule to make target /mnt/rasp-pi-rootfs/usr/local/qt5pi/include/QtCore/qglobal.h', needed by .obj/qqmljsast.o'. Stop. make[2]: Leaving directory /home/sefa/opt/qt5/qtdeclarative/src/qmldevtools'
              make[1]: *** [sub-qmldevtools-make_first-ordered] Error 2
              make[1]: Leaving directory `/home/sefa/opt/qt5/qtdeclarative/src'
              make: *** [sub-src-make_first] Error 2

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              • SGaistS Offline
                SGaistS Offline
                SGaist
                Lifetime Qt Champion
                wrote on last edited by
                #18

                Did you mount your Raspberry Pi root filesystem before building ?

                Interested in AI ? www.idiap.ch
                Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                • I Offline
                  I Offline
                  ixpervision
                  wrote on last edited by
                  #19

                  Yes I did. Also I get another error when make app without using qtquick as;

                  error: error trying to exec 'cc1plus': execvp: No such file or directory

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                  • I Offline
                    I Offline
                    ixpervision
                    wrote on last edited by
                    #20

                    SGasist, Is there something you think about this issue ?

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                    • SGaistS Offline
                      SGaistS Offline
                      SGaist
                      Lifetime Qt Champion
                      wrote on last edited by
                      #21

                      Did you move anything around like your compiler folder ?

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                      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                      • I Offline
                        I Offline
                        ixpervision
                        wrote on last edited by
                        #22

                        No I did not move anything.

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                        • SGaistS Offline
                          SGaistS Offline
                          SGaist
                          Lifetime Qt Champion
                          wrote on last edited by
                          #23

                          Then clean the module and call qmake again with your Rasberry Pie root filesystem mounted

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                          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                          • I Offline
                            I Offline
                            ixpervision
                            wrote on last edited by
                            #24

                            Hi,

                            I can compile qtdeclarative after clean the module. And I still get same error. I did not understand.

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                            • SGaistS Offline
                              SGaistS Offline
                              SGaist
                              Lifetime Qt Champion
                              wrote on last edited by
                              #25

                              The qglobal.h error ?

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                              Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                              • I Offline
                                I Offline
                                ixpervision
                                wrote on last edited by
                                #26

                                I can compile qtdeclarative module successfully. I get this,
                                Project ERROR: Unknown module(s) in QT: quick

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                                • SGaistS Offline
                                  SGaistS Offline
                                  SGaist
                                  Lifetime Qt Champion
                                  wrote on last edited by
                                  #27

                                  Just to be sure, build and install are both successful and you have the unknown QT: quick error for your project ?

                                  Interested in AI ? www.idiap.ch
                                  Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                                  • I Offline
                                    I Offline
                                    ixpervision
                                    wrote on last edited by
                                    #28

                                    yes this error for my simple hello world project

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                                    • SGaistS Offline
                                      SGaistS Offline
                                      SGaist
                                      Lifetime Qt Champion
                                      wrote on last edited by
                                      #29

                                      What are the libraries that your currently have in your installed Qt folder besides QtCore and QtGui ?

                                      Interested in AI ? www.idiap.ch
                                      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                                      • I Offline
                                        I Offline
                                        ixpervision
                                        wrote on last edited by
                                        #30

                                        when searched for qtcore and qtgui result is that /home/sefa/opt/qt5/qtbase/include. So qtbase library. I also have compiled qtbase module succesfully.

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                                        • SGaistS Offline
                                          SGaistS Offline
                                          SGaist
                                          Lifetime Qt Champion
                                          wrote on last edited by
                                          #31

                                          I'd like you to check which libraries you have currently installed besides these two

                                          Interested in AI ? www.idiap.ch
                                          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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