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New install, error with "qmake".

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  • B Offline
    B Offline
    bogwon
    wrote on last edited by
    #14

    OK, we're making progress. g++ was missing, installed it and the qmake error went away. Now when I try to build an example it complains about GL/gl.h missing.

    I have some OpenGL stuff installed, my old OpenGL program compiles and runs, so I am at a loss here as to what is needed.

    I could have sworn that in my last go-round with Linux the c++ compiler was installed by default, and may even have been the same as the C compiler.

    jsulmJ 1 Reply Last reply
    0
    • B bogwon

      OK, we're making progress. g++ was missing, installed it and the qmake error went away. Now when I try to build an example it complains about GL/gl.h missing.

      I have some OpenGL stuff installed, my old OpenGL program compiles and runs, so I am at a loss here as to what is needed.

      I could have sworn that in my last go-round with Linux the c++ compiler was installed by default, and may even have been the same as the C compiler.

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

      @bogwon C++ compiler is not the same as C compiler. GNU Compiler Collection (GCC) is a collection of different compilers, one of them is C++, it is called g++.
      Regarding the error: install mesa-common-dev and libgl1-mesa-dev packages

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

      mrjjM B 3 Replies Last reply
      1
      • jsulmJ jsulm

        @bogwon C++ compiler is not the same as C compiler. GNU Compiler Collection (GCC) is a collection of different compilers, one of them is C++, it is called g++.
        Regarding the error: install mesa-common-dev and libgl1-mesa-dev packages

        mrjjM Offline
        mrjjM Offline
        mrjj
        Lifetime Qt Champion
        wrote on last edited by
        #16

        Besides qt5-default
        this works every time
        https://wiki.qt.io/Install_Qt_5_on_Ubuntu

        1 Reply Last reply
        0
        • jsulmJ jsulm

          @bogwon C++ compiler is not the same as C compiler. GNU Compiler Collection (GCC) is a collection of different compilers, one of them is C++, it is called g++.
          Regarding the error: install mesa-common-dev and libgl1-mesa-dev packages

          B Offline
          B Offline
          bogwon
          wrote on last edited by
          #17

          @jsulm That did it! Thanks.

          1 Reply Last reply
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          • SGaistS Offline
            SGaistS Offline
            SGaist
            Lifetime Qt Champion
            wrote on last edited by
            #18

            Great !

            Then please mark the thread as soled using the "Topic Tools" button so that other forum users may know a solution has been found :)

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

            1 Reply Last reply
            1
            • jsulmJ jsulm

              @bogwon C++ compiler is not the same as C compiler. GNU Compiler Collection (GCC) is a collection of different compilers, one of them is C++, it is called g++.
              Regarding the error: install mesa-common-dev and libgl1-mesa-dev packages

              B Offline
              B Offline
              bogwon
              wrote on last edited by
              #19

              @jsulm C & c++ compilers are different animals now, but I am pretty sure that not too long ago there was one compiler that did both. Albeit, 'not too long ago' might mean ten or 20 years.

              1 Reply Last reply
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              • B Offline
                B Offline
                bogwon
                wrote on last edited by
                #20

                I got a blog post out of this, if you are curious.

                1 Reply Last reply
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                • R Offline
                  R Offline
                  rohan22
                  wrote on last edited by
                  #21

                  ""........Error while building/deploying project project_2 (kit: Desktop Qt 5.8.0 MSVC2015_64bit)
                  When executing step "qmake".........""
                  am using windows os..i am new to this help me

                  mrjjM 1 Reply Last reply
                  0
                  • R rohan22

                    ""........Error while building/deploying project project_2 (kit: Desktop Qt 5.8.0 MSVC2015_64bit)
                    When executing step "qmake".........""
                    am using windows os..i am new to this help me

                    mrjjM Offline
                    mrjjM Offline
                    mrjj
                    Lifetime Qt Champion
                    wrote on last edited by
                    #22

                    @rohan22
                    HI
                    Did you install the Qt visual 2015 packet ?

                    Also, did you go download the actual visual studio compiler from microsoft site ?

                    It must match. Qt version and Visual studio version

                    So it wont work if u installed say vs 2013 or vs 2017

                    1 Reply Last reply
                    0
                    • R Offline
                      R Offline
                      rohan22
                      wrote on last edited by
                      #23

                      @mrjj
                      i am trying to install that pacaket.but i think it has different extension ".vsix" so i don"t know how to do it..
                      there is microsoft visual c++ 2015 showing in my pc"s control panel..

                      mrjjM 1 Reply Last reply
                      0
                      • R rohan22

                        @mrjj
                        i am trying to install that pacaket.but i think it has different extension ".vsix" so i don"t know how to do it..
                        there is microsoft visual c++ 2015 showing in my pc"s control panel..

                        mrjjM Offline
                        mrjjM Offline
                        mrjj
                        Lifetime Qt Champion
                        wrote on last edited by
                        #24

                        @rohan22

                        Hi
                        Not sure what that is.
                        Make sure you check on C++ in VS installer. Its not on pr default.
                        Also no debugger pr default . must also be installed.
                        the b4 bit version
                        and make sure the Qt version macth your compiler.
                        https://download.qt.io/archive/qt/5.8/5.8.0/qt-opensource-windows-x86-msvc2015_64-5.8.0.exe

                        If all fails and you really just wanted to use Qt and not have to use Visual Studio
                        then try
                        https://download.qt.io/archive/qt/5.8/5.8.0/qt-opensource-windows-x86-mingw530-5.8.0.exe
                        It has compiler and debugger with :)

                        1 Reply Last reply
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