Hi, I'm using xerces with QT...I've installed xerces-c package (gentoo linux), but here are the problems while linking:

Qt Code: 
  1. eleanor-laptop client # /sources/qt/bin/qmake && make && ./client
  2. g++ -Wl,-rpath,/sources/qt/lib -o client attach_file.o clientGui.o main.o sslClient.o moc_attach_file.o moc_clientGui.o moc_sslClient.o qrc_resources.o    -L/sources/qt//lib -lQtXml -L/sources/qt//lib -pthread -pthread -lQtGui -L/usr/X11R6/lib -pthread -lpng -lfreetype -lgobject-2.0 -lSM -lICE -pthread -pthread -lXrender -lfontconfig -lXext -lX11 -lQtNetwork -pthread -pthread -lQtCore -lz -lm -pthread -lgthread-2.0 -lrt -lglib-2.0 -ldl -lpthread
  3. clientGui.o: In function `NewTab::validate_schema()':
  4. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:306: undefined reference to `xercesc_3_0::XMLUni::fgXercescDefaultLocale'
  5. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:306: undefined reference to `xercesc_3_0::XMLPlatformUtils::Initialize(char const*, char const*, xercesc_3_0::PanicHandler*, xercesc_3_0::MemoryManager*)'
  6. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:309: undefined reference to `xercesc_3_0::XMLPlatformUtils::fgMemoryManager'
  7. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:309: undefined reference to `xercesc_3_0::XMLString::transcode(unsigned short const*, xercesc_3_0::MemoryManager*)'
  8. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:311: undefined reference to `xercesc_3_0::XMLPlatformUtils::fgMemoryManager'
  9. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:311: undefined reference to `xercesc_3_0::XMLString::release(char**, xercesc_3_0::MemoryManager*)'
  10. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:317: undefined reference to `xercesc_3_0::XMemory::operator new(unsigned int)'
  11. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:317: undefined reference to `xercesc_3_0::XMLPlatformUtils::fgMemoryManager'
  12. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:317: undefined reference to `xercesc_3_0::SAXParser::SAXParser(xercesc_3_0::XMLValidator*, xercesc_3_0::MemoryManager*, xercesc_3_0::XMLGrammarPool*)'
  13. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:319: undefined reference to `xercesc_3_0::SAXParser::setDoNamespaces(bool)'
  14. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:317: undefined reference to `xercesc_3_0::XMemory::operator delete(void*)'
  15. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:330: undefined reference to `xercesc_3_0::XMLPlatformUtils::fgMemoryManager'
  16. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:330: undefined reference to `xercesc_3_0::XMLString::transcode(unsigned short const*, xercesc_3_0::MemoryManager*)'
  17. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:332: undefined reference to `xercesc_3_0::XMLPlatformUtils::fgMemoryManager'
  18. /home/eleanor/Desktop/Projects/racun_servis/client/clientGui.cpp:332: undefined reference to `xercesc_3_0::XMLString::release(char**, xercesc_3_0::MemoryManager*)'
  19. clientGui.o: In function `~XMLAttDefList':
  20. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/framework/XMLAttDefList.hpp:158: undefined reference to `xercesc_3_0::XMemory::operator delete(void*)'
  21. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/framework/XMLAttDefList.hpp:158: undefined reference to `xercesc_3_0::XMemory::operator delete(void*)'
  22. clientGui.o: In function `~DTDEntityDecl':
  23. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/validators/DTD/DTDEntityDecl.hpp:162: undefined reference to `xercesc_3_0::XMLEntityDecl::~XMLEntityDecl()'
  24. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/validators/DTD/DTDEntityDecl.hpp:162: undefined reference to `xercesc_3_0::XMemory::operator delete(void*)'
  25. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/validators/DTD/DTDEntityDecl.hpp:162: undefined reference to `xercesc_3_0::XMLEntityDecl::~XMLEntityDecl()'
  26. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/validators/DTD/DTDEntityDecl.hpp:162: undefined reference to `xercesc_3_0::XMemory::operator delete(void*)'
  27. clientGui.o: In function `xercesc_3_0::HandlerBase::fatalError(xercesc_3_0::SAXParseException const&)':
  28. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/sax/HandlerBase.hpp:398: undefined reference to `xercesc_3_0::SAXParseException::SAXParseException(xercesc_3_0::SAXParseException const&)'
  29. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/sax/HandlerBase.hpp:398: undefined reference to `xercesc_3_0::SAXParseException::~SAXParseException()'
  30. /home/eleanor/Desktop/Projects/racun_servis/client/./xercesc/sax/HandlerBase.hpp:398: undefined reference to `typeinfo for xercesc_3_0::SAXParseException'
  31. clientGui.o:(.gcc_except_table+0x2f8): undefined reference to `typeinfo for xercesc_3_0::XMLException'
  32. clientGui.o:(.rodata._ZTVN11xercesc_3_013DTDEntityDeclE[vtable for xercesc_3_0::DTDEntityDecl]+0x10): undefined reference to `xercesc_3_0::DTDEntityDecl::isSerializable() const'
  33. clientGui.o:(.rodata._ZTVN11xercesc_3_013DTDEntityDeclE[vtable for xercesc_3_0::DTDEntityDecl]+0x14): undefined reference to `xercesc_3_0::DTDEntityDecl::serialize(xercesc_3_0::XSerializeEngine&)'
  34. clientGui.o:(.rodata._ZTVN11xercesc_3_013DTDEntityDeclE[vtable for xercesc_3_0::DTDEntityDecl]+0x18): undefined reference to `xercesc_3_0::DTDEntityDecl::getProtoType() const'
  35. clientGui.o:(.rodata._ZTVN11xercesc_3_013XMLAttDefListE[vtable for xercesc_3_0::XMLAttDefList]+0x10): undefined reference to `xercesc_3_0::XMLAttDefList::isSerializable() const'
  36. clientGui.o:(.rodata._ZTVN11xercesc_3_013XMLAttDefListE[vtable for xercesc_3_0::XMLAttDefList]+0x14): undefined reference to `xercesc_3_0::XMLAttDefList::serialize(xercesc_3_0::XSerializeEngine&)'
  37. clientGui.o:(.rodata._ZTVN11xercesc_3_013XMLAttDefListE[vtable for xercesc_3_0::XMLAttDefList]+0x18): undefined reference to `xercesc_3_0::XMLAttDefList::getProtoType() const'
  38. clientGui.o:(.rodata._ZTIN11xercesc_3_013DTDEntityDeclE[typeinfo for xercesc_3_0::DTDEntityDecl]+0x8): undefined reference to `typeinfo for xercesc_3_0::XMLEntityDecl'
  39. collect2: ld returned 1 exit status
  40. make: *** [client] Error 1
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Does anybody have any idea what am I missing here? The libraries are installed and the #include directives are processed (found) without a problem.