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Monday, October 31st 2016, 7:41am

Building and compiling QT project on a windows machine

Hi ,

I am trying to compile and build ( a Qt .pro file ) ,
I am trying t link a lib (lib4cxx.lib) to my QTlib (LoggerLib)

Help will be appriciated

I am facing the next linkage error: (What am i missing?)

LINK : warning LNK4001: no object files specified; libraries used
LINK : error LNK2001: unresolved external symbol __DllMainCRTStartup@12
debug\LoggerLib.dll : fatal error LNK1120: 1 unresolved externals

This is my .pro file:

# Project created by QtCreator 2016-10-14T03:25:26

QT -= gui

TARGET = LoggerLib
CONFIG += debug

HEADERS += logger.h
win32 {
message(Build win32 Logger Lib)

contains(QMAKE_HOST.arch, X86_64) {
} else {


win32:CONFIG(release, debug|release): LIBS += -L$$PWD/../../../TcpComp/3rdParty/log4cxx/log4cxx/projects/release/ -llog4cxx
else:win32:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../TcpComp/3rdParty/log4cxx/log4cxx/projects/Debug/ -llog4cxx

INCLUDEPATH += $$PWD/../../../TcpComp\3rdParty\log4cxx\log4cxx\src\main\include
DEPENDPATH += $$PWD/../../../TcpComp/3rdParty/log4cxx/log4cxx/projects/Debug


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