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fatal error: QColor: No such file or directory

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  • kkoehneK kkoehne

    Can you show the full command line for the compiler call that fails?

    SPlattenS Offline
    SPlattenS Offline
    SPlatten
    wrote on last edited by
    #22
    This post is deleted!
    JonBJ 1 Reply Last reply
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    • SPlattenS SPlatten

      This post is deleted!

      JonBJ Offline
      JonBJ Offline
      JonB
      wrote on last edited by JonB
      #23

      @SPlatten said in fatal error: QColor: No such file or directory:

      -I/usr/include/qt5 -I/usr/include/qt5/QtNetwork -I/usr/include/qt5/QtCore

      Are these the directories where Qt's include files including for QColor are located?
      How does this command line compare against one issued for a file which does find <QColor>?

      SPlattenS 1 Reply Last reply
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      • hskoglundH Offline
        hskoglundH Offline
        hskoglund
        wrote on last edited by
        #24

        Also in addition to @JonB's questions:
        if you try including another file in the same directory, say:
        #include <QIcon>
        do you get the same error for that file?
        Also what happens if you try compiling a .cpp file instead of a .c file?

        JonBJ 1 Reply Last reply
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        • SPlattenS SPlatten

          @JonB , the structure of this project contains many sub-projects each with they're own .pro files. I've search all the projects for the same inclusion:

          grep -Rnw ./ -e "#include <QColor>"
          

          And I have found other instances, then checked the .pro content for these and they don't appear to be any different.

          I know this isn't logical, if I go to the local directory containing the .pro for the project I'm having difficulty with and execute:

          make clean
          make depend
          make
          

          It builds with no errors, its the same process from the parent that is when I get the error.

          J.HilkJ Offline
          J.HilkJ Offline
          J.Hilk
          Moderators
          wrote on last edited by
          #25

          @SPlatten are you sure, that the subproject has this header marked as HEADER in the pro file ?


          Be aware of the Qt Code of Conduct, when posting : https://forum.qt.io/topic/113070/qt-code-of-conduct


          Q: What's that?
          A: It's blue light.
          Q: What does it do?
          A: It turns blue.

          SPlattenS 1 Reply Last reply
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          • J.HilkJ J.Hilk

            @SPlatten are you sure, that the subproject has this header marked as HEADER in the pro file ?

            SPlattenS Offline
            SPlattenS Offline
            SPlatten
            wrote on last edited by
            #26
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            • hskoglundH hskoglund

              Also in addition to @JonB's questions:
              if you try including another file in the same directory, say:
              #include <QIcon>
              do you get the same error for that file?
              Also what happens if you try compiling a .cpp file instead of a .c file?

              JonBJ Offline
              JonBJ Offline
              JonB
              wrote on last edited by
              #27

              @hskoglund said in fatal error: QColor: No such file or directory:

              Also in addition to @JonB's questions:
              if you try including another file in the same directory, say:
              #include <QIcon>

              I asked the OP to do just this earlier on...!

              SPlattenS 1 Reply Last reply
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              • JonBJ JonB

                @SPlatten said in fatal error: QColor: No such file or directory:

                -I/usr/include/qt5 -I/usr/include/qt5/QtNetwork -I/usr/include/qt5/QtCore

                Are these the directories where Qt's include files including for QColor are located?
                How does this command line compare against one issued for a file which does find <QColor>?

                SPlattenS Offline
                SPlattenS Offline
                SPlatten
                wrote on last edited by
                #28

                @JonB , why would one project find it and another doesn't?

                jsulmJ 1 Reply Last reply
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                • JonBJ JonB

                  @hskoglund said in fatal error: QColor: No such file or directory:

                  Also in addition to @JonB's questions:
                  if you try including another file in the same directory, say:
                  #include <QIcon>

                  I asked the OP to do just this earlier on...!

                  SPlattenS Offline
                  SPlattenS Offline
                  SPlatten
                  wrote on last edited by SPlatten
                  #29

                  @JonB , QObject is included and that isn't a problem

                  [Edit] More specifics: The project build structure:

                  Top level .pro A
                    sub-projects B
                     more-sub-projects C
                  

                  If I go to level C and build the project compiles without error, however at level B it does have the error, there is a pro file at each level.

                  JonBJ 1 Reply Last reply
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                  • SPlattenS SPlatten

                    @JonB , QObject is included and that isn't a problem

                    [Edit] More specifics: The project build structure:

                    Top level .pro A
                      sub-projects B
                       more-sub-projects C
                    

                    If I go to level C and build the project compiles without error, however at level B it does have the error, there is a pro file at each level.

                    JonBJ Offline
                    JonBJ Offline
                    JonB
                    wrote on last edited by
                    #30

                    @SPlatten
                    And did you compare the command-lines issued at working vs non-working levels for a clue?

                    1 Reply Last reply
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                    • SPlattenS SPlatten

                      @JonB , why would one project find it and another doesn't?

                      jsulmJ Offline
                      jsulmJ Offline
                      jsulm
                      Lifetime Qt Champion
                      wrote on last edited by
                      #31

                      @SPlatten said in fatal error: QColor: No such file or directory:

                      why would one project find it and another doesn't?

                      Because those are two different projects with own pro files if I understood you correctly.
                      If you use subdirs project type then add "QT += gui" in the subprojects pro files where QColor is included (directly or via other header files).

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

                      JonBJ SPlattenS 2 Replies Last reply
                      2
                      • jsulmJ jsulm

                        @SPlatten said in fatal error: QColor: No such file or directory:

                        why would one project find it and another doesn't?

                        Because those are two different projects with own pro files if I understood you correctly.
                        If you use subdirs project type then add "QT += gui" in the subprojects pro files where QColor is included (directly or via other header files).

                        JonBJ Offline
                        JonBJ Offline
                        JonB
                        wrote on last edited by
                        #32

                        @jsulm I suspect you have hit the nail on the head....!

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                        • jsulmJ jsulm

                          @SPlatten said in fatal error: QColor: No such file or directory:

                          why would one project find it and another doesn't?

                          Because those are two different projects with own pro files if I understood you correctly.
                          If you use subdirs project type then add "QT += gui" in the subprojects pro files where QColor is included (directly or via other header files).

                          SPlattenS Offline
                          SPlattenS Offline
                          SPlatten
                          wrote on last edited by
                          #33

                          @jsulm , I've moved on now, by ditching the header and reference to QColor.

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