title: how to convert qmake.pro file to cmake
body: <p>I am new to cmake .
  I have a project that have build whit qt and has qmake.pro file.
  is it possible to convert the qmake file to cmakelist ?
  how can i do that ?
  can any one help me to convert the code below ?</p>
  <p>my qmake code is :</p>
  <pre><code>QT       += core gui
  
  greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
  
  TARGET = spec
  TEMPLATE = app
  
  
  SOURCES += main.cpp\
      DisplayPlot.cc \
      displayform.cc \
      c_sink_impl.cc \
      WaterfallDisplayPlot.cc \
      ConstellationDisplayPlot.cc \
      waterfallGlobalData.cc \
      freqdisplayform.cc \
      freqcontrolpanel.cc \
      FrequencyDisplayPlot.cc \
      TimeDomainDisplayPlot.cc \
      spectrumUpdateEvents.cc \
      SpectrumGUIClass.cc \
      mainwindow.cpp \
      qtgui_util.cc \
      phd_impl.cpp
  
  HEADERS  += \
      displayplot.h \
      displayform.h \
      form_menus.h \
      sink_c.h \
      sink_c_impl.h \
      api.h \
      freqdisplayform.h \
      trigger_mode.h \
      freqcontrolpanel.h \
      waterfallGlobalData.h \
      WaterfallDisplayPlot.h \
      ConstellationDisplayPlot.h \
  
  
  FORMS    += mainwindow.ui
  INCLUDEPATH +=  /usr/local/qwt-6.1.3/include/\
                  /usr/include/qwt/ \
                  /usr/local/include/pax/ .\ui
  QMAKE_CXXFLAGS += -O0  -finline-small-functions -momit-leaf-frame-pointer -fomit-frame-pointer
  #use this library if problem accured -L/usr/lib/x86_64-linux-gnu/
  LIBS += -L/opt/Qt5.14.2/5.14.2/gcc_64/lib  -lpax -lgnuradio-pmt \
  -lboost_system -lboost_thread -lvolk -lgnuradio-blocks \
  -lgnuradio-runtime -lgnuradio-fft -lgnuradio-filter \
  -lgnuradio-analog -lgnuradio-audio -llog4cpp
  
  LIBS +=-L/usr/lib/ -lqwt-qt5
  
  DISTFILES +=
  </code></pre>