problem about linking-errors-Collection of common programming errors


  • oneonetwo
    c++ xcode class linking-errors
    I am trying to create an instance of a the following class:#ifndef Sik_GameEntity_h #define Sik_GameEntity_hclass GameEntity {public:~GameEntity(){};void setup();void update();void draw();void clear();protected:private: };#endifEach of these methods (minus the deconstructor) are fleshed out in my .cpp file.for ( int i = 0; i < nEntities; i++ ) {GameEntity ent;ent.setup();entities.push_back(ent); }I’m creating an instance and inserting it into a vector of Game Entity objects. When I create

  • tim_yates
    cmake ros external-library linking-errors
    I’m trying to use ROS Groovy, under ubuntu 12.04. I want to use cvBlob lib with opencv in ROS. I installed both, my test program works in opencv. I think there shouldn’t be any problem with the installation of this libs. My $LD_LIBRARY_PATH points to /opt/ros/groovy/lib, so i also copied there the libcvblob.so. When I try to implement in groovy the same application I get a nasty error after linking:Linking CXX executable /home/elod/myWS/devel/lib/bagDetect/bagDetect CMakeFiles/bagDetect.dir/src/

  • dibyendu
    c gtk ubuntu-12.04 linking-errors
    I’ve a C GUI application (in GTK+2.0) that I used to link as follows :gcc -O2 -std=gnu99 -pipe -Wall -lm `pkg-congig gtk+-2.0 `pkg-config –libs gtk+-2.0` -o exec a.o b.o c.owhich eventually converted into :gcc -O2 -std=gnu99 -pipe -Wall -lm -pthread -I/usr/include/gtk-2.0 -I/usr/lib/x86_64-linux-gnu/gtk-2.0/include -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/pango-1.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/glib-2.0 -I/usr/lib/x86_64 linux-gnu/gl

  • Phillip Wyckoff
    linking-errors
    I am trying to link to the /usr/lib64/libpodofo.so.0.9.1 library (Podofo) 1) PODOFO was installed via RPMldconfig -p | grep podofolibpodofo.so.0.9.1 (libc6,x86-64) => /usr/lib64/libpodofo.so.0.9.1 2) I have tried using -L/usr/Lib64 -lpodofoin both cases I get a large number of the following errors g++ -Wall -o “podo_creation_test” -L/usr/lib64 “podo_creation_test.cpp” (in directory: /home/phillip/Desktop/Scanning_work/bsu/pnm_to_SPDF/immage_correction) Compilation failed. /tmp/ccksgGue.o: In fu

  • SunnyShah
    linux qt qt4 compiler-errors linking-errors
    I configure qt-x11 with following options./configure -prefix /iTalk/qtx11 -prefix-install -bindir /iTalk/qtx11-install/bin -libdir /iTalk/qtx11-install/lib -docdir /iTalk/qtx11-install/doc -headerdir /iTalk/qtx11-install/include -datadir /iTalk/qtx11-install/data -examplesdir /iTalk/qtx11-install/examples -demosdir /iTalk/qtx11-install/demos -debug.Now I am getting following errors in Fedora Core 6.Can you please tell me where the problem is?obj/debug-shared/qapplication_x11.o: In function `qt_

  • karlphillip
    c++ g++ cuda linking-errors
    I have this c++ project in which I call a cuda kernel by means of a wrapper function.My c++ file looks like this (this is extern.cc): #include “extern.h” #include “qc/operator.h” #include “qc/quStates.h” #include “gpu.h” … ROUTINE(ext_bit) { int i; quState *qbit;PAR_QUSTATE(q,”q”);opBit *op;tComplex I(0,1);tComplex sg= inv ? -1 : 1;char c=(def->id())[0];if(def->id().length()!=1) c=’?’;switch(c) {case ‘H’: op=new opBit(1,1,1,-1,sqrt(0.5)); break;case ‘X’: op=new opBit(0,1,1,0

Originally posted 2013-11-27 11:57:44.