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Linker Error Undefined Reference To Constructor


This post has been edited by blackcompe: 01 December 2011 - 10:50 AM Was This Post Helpful? 1 Back to top MultiQuote Quote + Reply ← Previous Topic C and C++ The project consists of a lot of header files, so things are bound to get messy. It's driving me crazy. Unlike Java every C++ compiler is different. navigate to this website

The actual problem seems to be that you are not including Filter.cpp in your build. Mar 7, 2011 at 1:41pm UTC uTil (17) I'm using a g++ compiler. If you put two blocks of an element together, why don't they bond? Important information This site uses cookies to store information on your computer. http://stackoverflow.com/questions/15579172/undefined-reference-to-class-constructor-including-cpp-file-fixes

Undefined Reference To Constructor And Destructor C++

Posted 30 November 2011 - 08:32 PM Yeah, everything's on the same folder. In my other class I want to have list where I can store Filter objects. cpuInput::cpuInput(const string&) Then to new cpuInput("string") say: undefined reference to `cpuInput::cpuInput(std::string const&)' c++ g++ share|improve this question asked Aug 11 '13 at 14:32 delicateLatticeworkFever 7,7441542 2 Sounds like you are excess code This is the implementation of my constructors: 1
// strSet.cpp #include #include #include #include #include "strset.h" using namespace std; bool strSet::isSorted() const { return true;

However the component in which the constructor definition is present has been included as a static library dependency and it is even present in "/usr/lib/" folder. Referee did not fully understand accepted paper Would not allowing my vehicle to downshift uphill be fuel efficient? So CATKIN_DEPENDS sensor_msgs roscpp tf. C++ Undefined Reference To Class Function And this is the CMakeLists file : cmake_minimum_required(VERSION 2.8.3) project(sbg_ins_ig500n) find_package(catkin REQUIRED COMPONENTS sensor_msgs) find_package(Boost REQUIRED COMPONENTS system) find_package(catkin REQUIRED COMPONENTS roscpp) find_package(catkin REQUIRED COMPONENTS tf) catkin_package(DEPENDS system_lib) include_directories(${catkin_INCLUDE_DIRS} src/sbg_ins/) add_executable(sbg_ins_ig500n

Post your answer and I shall mark it as the solution if that's possible as a thank you. :D –OMGtechy Mar 22 '13 at 20:27 add a comment| 5 Answers 5 I'm using mingw32 (which comes with Code::Blocks by default). Name spelling on publications How do spaceship-mounted railguns not destroy the ships firing them? http://stackoverflow.com/questions/18173015/undefined-reference-to-constructor-which-is-defined First time here?

You can call it an .hpp file if you want. C++ Undefined Reference To Constructor Inheritance Why is JK Rowling considered 'bad at math'? Topic archived. Red balls and Rings 4 dogs have been born in the same week.

Undefined Reference To Default Constructor

By brooksbp in forum C++ Programming Replies: 8 Last Post: 05-04-2007, 01:00 AM Compiling Tutorial program with Dev-c++ By h3ro in forum C++ Programming Replies: 15 Last Post: 10-24-2006, 03:02 AM http://www.cplusplus.com/forum/beginner/38097/ This is the node.cpp code : (The error happens when I try to create an object from the class SBGInsIg500N). Undefined Reference To Constructor And Destructor C++ Whereas owners of cats are compelled to realize that, if you provide them with food and water and shelter and affection, they draw the conclusion that they are gods." -Christopher Hitchens Undefined Reference To Constructor Template Players Characters don't meet the fundamental requirements for campaign UV lamp to disinfect raw sushi fish slices "the Salsa20 core preserves diagonal shifts" How to use color ramp with torus How

Linking is done by passing parameters to the compiler, not by inclusion. useful reference remember the order is important –LeleDumbo Feb 19 '13 at 6:18 I tried re-ordering the libs. Publishing images for CSS in DXA HTML Design zip What does Differential Geometry lack in order to "become Relativity" - References How do you get a dragon head in Minecraft? Move your mouse over the bar and click Did you find this article helpful? Undefined Reference To Class C++

Submit Rating and Feedback Link to this article Copyright © 2011 ARM Limited. private: std::vector filters; Cars.cpp so in a function here I try to do this: int id = 2; Filter *filter = new Filter(id); which generate this error: Cars.cpp:120: undefined reference to Different precision for masses of moon and earth online How do you grow in a skill when you're the company lead in that area? my review here Why do people move their cameras in a square motion?

CAUSE The class declaration specifies a constructor and/or destructor, but the constructor/destructor function is missing. C++ Class Undefined Reference To Constructor By continuing to use our site, you consent to ARM’s Privacy Policy. As a note, it's also necessary to compile a definition of the superclass destructor if you declare it as virtual.

Why doesn't compiler report missing semicolon?

Mar 7, 2011 at 3:06am UTC hanst99 (2869) No, don't do that. Why don't we construct a spin 1/4 spinor? MusicMetaDatter meta("troll", mp3, Leomedia::read); Other than that you've got a few other errors: (1) You need to include where that data type is used. (2) this -> md_FileName = fileName; C++ Undefined Reference To Superclass Constructor doesnt look like it is from the error –bizzehdee Mar 22 '13 at 20:21 What do you mean by 'in the project'?

I haven't used Netbeans much, but there should be an option to add all the .cpp files into a single project, so that Netbeans takes care of linking all the .o Join them; it only takes a minute: Sign up Undefined reference to class constructor, including .cpp file fixes up vote 14 down vote favorite 1 The problem I am having is What compiler are you using? get redirected here Each .cpp file needs to be separately compiled, and the object files the compiler produces for each one needs to be given to the linker.

This post has been edited by Crimson Wings: 30 November 2011 - 07:09 PM Was This Post Helpful? 0 Back to top MultiQuote Quote + Reply #8 blackcompe D.I.C Lover The solution was that I forgot to set a target for my CPP file when linking it to the project. My apologies I just don't entirely understand the linking step from the compiler. What are the legal and ethical implications of "padding" pay with extra hours to compensate for unpaid work?

You REALLY should not get in the habit of including source files! "Owners of dogs will have noticed that, if you provide them with food and water and shelter and affection, Mar 7, 2011 at 2:55am UTC uTil (17) Thanks for the reply, unfortunately I have no control over changing the constructor parameters since I am not allowed to change the header Different precision for masses of moon and earth online Were students "forced to recite 'Allah is the only God'" in Tennessee public schools? Q: Are you sure it's a "linker" error (and not a compile error)?

If you are using an IDE, you should add both .cpp files to the project so that they can be compiled together and the definition would be found by the linker. The idea is to create symetry with classes, and sepetate the implementation from the class declaration. How exactly std::string_view is faster than const std::string&? The reason including StaticObject.cpp in Main.cpp works is that you are telling the preprocessor to insert the contents of StaticObject.cpp into Main.cpp, which you are compiling, so the definitions become part

What are the legal and ethical implications of "padding" pay with extra hours to compensate for unpaid work? How to know if a meal was cooked with or contains alcohol? Posted 30 November 2011 - 06:18 PM Okay I have used the scope operator to use Leomedia's read and fixed my member name. class clf { public: clf(); // Constructor (ctor) ~clf(); // Destructor (dtor) int n1, n2, n3; }; clf clf1; // class object int main (void) { return (0); } The linker