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Compile error when building project (process: "/usr/bin/make" -j8)

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  • Christian EhrlicherC Christian Ehrlicher

    Try to compile it without -j8

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    Adham
    wrote on last edited by Adham
    #5

    @Christian-Ehrlicher It seems I can't remove the -j8 as it is a setting in the build steps. I can adjust the number of cores chosen I believe (ex, -j4 etc.). I am still having troubles building this project. Also, one thing to note is that this same projects builds and runs on other Linux machines.
    Screenshot from 2021-01-26 09-28-27.png

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      Adham
      wrote on last edited by Adham
      #6

      Okay so I was digging deeper in the .pro file and I found these few lines of code at the bottom. It seems this is where the error is originating from. I believe these are different build rules depending on the environment, I am still not sure what is the problem
      388a46bf-a6da-4ece-927e-0150e570764a-image.png

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      • SGaistS Offline
        SGaistS Offline
        SGaist
        Lifetime Qt Champion
        wrote on last edited by
        #7

        Hi,

        Do you have that static library available in the project sources ?

        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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        • SGaistS SGaist

          Hi,

          Do you have that static library available in the project sources ?

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          Adham
          wrote on last edited by
          #8

          @SGaist I do have the header file ftd2xx.h. However, I do not have the compiled static file libftd2xx.a. On my Windows machine, I think (and I might be wrong) the library is being compiled at run time because I just checked there and only the header file is available in the project sources.

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          • SGaistS Offline
            SGaistS Offline
            SGaist
            Lifetime Qt Champion
            wrote on last edited by
            #9

            In that case you should first get the library for your OS.

            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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            • SGaistS SGaist

              In that case you should first get the library for your OS.

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              Adham
              wrote on last edited by
              #10

              @SGaist I installed the libftd2xx.a static library and copied it into usr/lib as well as usr/local/lib and I am getting the same error. Am I missing something?

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              • SGaistS Offline
                SGaistS Offline
                SGaist
                Lifetime Qt Champion
                wrote on last edited by
                #11

                The PRE_TARGETDEPS points within your sources.

                One thing you can do is comment out this line.

                It's usually used to ensure that if a static library is changed, then it will trigger a rebuild of the target. In your can you do not seem to build libftd2xx so you should be safe from that point of vue.

                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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                • SGaistS SGaist

                  The PRE_TARGETDEPS points within your sources.

                  One thing you can do is comment out this line.

                  It's usually used to ensure that if a static library is changed, then it will trigger a rebuild of the target. In your can you do not seem to build libftd2xx so you should be safe from that point of vue.

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                  Adham
                  wrote on last edited by
                  #12

                  @SGaist I commented out the line you mentioned, and now I get a bunch more errors relating to that same library. Seems to be originating from line above the one I removed:
                  /usr/bin/ld: skipping incompatible /usr/local/lib/libftd2xx.so when searching for -lftd2xx
                  /usr/bin/ld: skipping incompatible /usr/local/lib/libftd2xx.a when searching for -lftd2xx
                  /usr/bin/ld: cannot find -lftd2xx
                  /usr/bin/ld: cannot find -lGL
                  collect2: error: ld returned 1 exit status
                  make: *** [Makefile:626: SS] Error 1
                  12:14:39: The process "/usr/bin/make" exited with code 2.
                  Error while building/deploying project SS-QT (kit: Desktop Qt 5.12.10 GCC 64bit)
                  When executing step "Make"
                  12:14:39: Elapsed time: 01:03.

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                  • SGaistS Offline
                    SGaistS Offline
                    SGaist
                    Lifetime Qt Champion
                    wrote on last edited by
                    #13

                    You are missing the OpenGL development package for your distribution.

                    You likely have a 32bit build of ftd2xx.

                    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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                    • SGaistS SGaist

                      You are missing the OpenGL development package for your distribution.

                      You likely have a 32bit build of ftd2xx.

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                      Adham
                      wrote on last edited by
                      #14

                      @SGaist Awesome, you were right. Now with the 64bit ftd2xx and OpenGL package installed, it builds and runs. I guess I'll leave that last line commented out until I figure out the problem with it.

                      Thanks for your help, highly appreciated.

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                      • SGaistS Offline
                        SGaistS Offline
                        SGaist
                        Lifetime Qt Champion
                        wrote on last edited by
                        #15

                        @Adham said in Compile error when building project (process: "/usr/bin/make" -j8):

                        I guess I'll leave that last line commented out until I figure out the problem with it.

                        As I wrote before, this line expects to find the static libftd2xx library file within the project sources.

                        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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                        • SGaistS SGaist

                          @Adham said in Compile error when building project (process: "/usr/bin/make" -j8):

                          I guess I'll leave that last line commented out until I figure out the problem with it.

                          As I wrote before, this line expects to find the static libftd2xx library file within the project sources.

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                          Adham
                          wrote on last edited by
                          #16

                          @SGaist I heard you, I tried throwing it in there but I got the same error. Anyways I should be good for now. I'll come back if I can't figure it out later on lol. Thanks again.

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