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[Merged, Moved] Compile problems on Ubuntu and OS X

Scheduled Pinned Locked Moved Qt Creator and other tools
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  • L Offline
    L Offline
    lycis
    wrote on last edited by
    #5

    Usually the output line

    @make[1]: *** No rule to make target `main.cpp',...@

    is an indicator that you don't have a main.cpp file or it is not writeable or not in the directory.

    Maybe you could provide a little bit more information on your project?

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    • K Offline
      K Offline
      kyleplattner
      wrote on last edited by
      #6

      What sort of information would be helpful?

      Contents of ./harvest-app/src/

      @
      drwxr-xr-x 5 kp kp 4096 2011-01-18 09:20 .
      drwxr-xr-x 6 kp kp 4096 2011-01-18 09:20 ..
      -rw-r--r-- 1 kp kp 245 2011-01-18 07:53 harvest.cpp
      -rw-r--r-- 1 kp kp 296 2011-01-18 07:53 harvest.h
      drwxr-xr-x 3 kp kp 4096 2011-01-18 07:53 images
      -rw-r--r-- 1 kp kp 518 2011-01-18 08:04 main.cpp
      -rw-r--r-- 1 kp kp 316 2011-01-18 09:28 main.pro
      -rw-r--r-- 1 kp kp 12179 2011-01-18 09:31 main.pro.user
      drwxr-xr-x 3 kp kp 4096 2011-01-18 07:53 qml
      -rw-r--r-- 1 kp kp 5467 2011-01-18 07:53 resources.qrc
      drwxr-xr-x 6 kp kp 4096 2011-01-18 07:53 .svn
      @

      [EDIT: code formatting, for listing, Volker]

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      • K Offline
        K Offline
        kyleplattner
        wrote on last edited by
        #7

        As I keep looking it seems to have something to do with a main.o file which doesn't exist in my folder structure. Where can I get this?

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        • L Offline
          L Offline
          lycis
          wrote on last edited by
          #8

          Well as browsing through the forum I suppose this is the same topic as "here?":http://developer.qt.nokia.com/forums/viewthread/3279/

          I assume it's better to talk about this topic there because missing declarations in the .pro file would have been my next guess and it looks like this is not a platform dependant issue!

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          • G Offline
            G Offline
            goetz
            wrote on last edited by
            #9

            The paths to your main.cpp and harvest.cpp and other SOURCES and HEADERS are wrong. They must be either

            • absolute path (not recommended)
            • or relative to the directory where your .pro file is in

            To achieve the latter, go to a shell, enter the directory where your .pro file lives and list the source file on the command line like this:

            @
            ls -l src/main.cpp
            @

            If you see a result, the argument to ls is what must go into your .pro file.

            Also, qmake should have printed a warning on the console:

            @
            $ qmake
            WARNING: Failure to find: main.cpp
            WARNING: Failure to find: harvest.cpp
            WARNING: Failure to find: harvest.h
            @

            http://www.catb.org/~esr/faqs/smart-questions.html

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            • L Offline
              L Offline
              lycis
              wrote on last edited by
              #10

              The .o files are generated by your compiler.

              Are your source files stored in the same directory as your .pro-file? If not, this might be kind of problem, because your project file declares it's sources to be

              @SOURCES += main.cpp
              harvest.cpp@

              This usually means that these files are in the same folder as the .pro-file.

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              • K Offline
                K Offline
                kyleplattner
                wrote on last edited by
                #11

                I am using both OS X and Ubuntu and having issues on each. I tried both areas since with a different os in each because I wasn't for sure where the best location was for it.

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                • K Offline
                  K Offline
                  kyleplattner
                  wrote on last edited by
                  #12

                  They are not. I will do some experimenting.

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                  • G Offline
                    G Offline
                    goetz
                    wrote on last edited by
                    #13

                    I've merge the two threads since they are about the same problem and moved to the Tools forum, because it's more a qmake question.

                    http://www.catb.org/~esr/faqs/smart-questions.html

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                    • K Offline
                      K Offline
                      kyleplattner
                      wrote on last edited by
                      #14

                      Thats fine. Still having some issues... and still poking around.

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                      • L Offline
                        L Offline
                        lycis
                        wrote on last edited by
                        #15

                        An easy solution for the SOURECS definition is to declare it as:
                        (notice that I assume that your sources and headers are located in src)

                        @
                        SOURCES += src/main.cpp
                        src/harvest.cpp
                        INCLUDEPATH += src/
                        @

                        With INCLUDEPATH qmake will configure make to find all header files within the src folder because this will also cause some trouble if they are not found.

                        I hope this helps you a little bit.

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                        • S Offline
                          S Offline
                          Scylla
                          wrote on last edited by
                          #16

                          On my Mac the mkspec is per default macx-xcode. To compile the project in a console use qmake -spec macx-g++ && make. This works for me.

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                          • K Offline
                            K Offline
                            kyleplattner
                            wrote on last edited by
                            #17

                            That change rendered this error:

                            @Running build steps for project main...
                            Configuration unchanged, skipping qmake step.
                            Starting: "/usr/bin/make" -w
                            make: Entering directory /home/kp/Desktop/harvest-app/src/main-build-desktop' /usr/bin/qmake-qt4 -spec /usr/share/qt4/mkspecs/linux-g++ QMLJSDEBUGGER_PATH=/home/kp/qtcreator-2.1.81/share/qtcreator/qml/qmljsdebugger /home/kp/Desktop/harvest-app/src/main/main.pro make: Leaving directory /home/kp/Desktop/harvest-app/src/main-build-desktop'
                            /home/kp/Desktop/harvest-app/src/main/main.pro:13: Parse Error ('src/harvest.cpp')
                            Error processing project file: /home/kp/Desktop/harvest-app/src/main/main.pro
                            make: *** [/home/kp/Desktop/harvest-app/src/main-build-desktop/Makefile] Error 3
                            The process "/usr/bin/make" exited with code 2.
                            Error while building project main (target: Desktop)
                            When executing build step 'Make'@

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                            • K Offline
                              K Offline
                              kyleplattner
                              wrote on last edited by
                              #18

                              My problem had to do with a shadow build and installing unit test files.

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