undo.pro Example File
demos/undo/undo.pro
 
 SOURCES += main.cpp mainwindow.cpp commands.cpp document.cpp
 HEADERS += mainwindow.h commands.h document.h
 FORMS += mainwindow.ui
 build_all:!build_pass {
     CONFIG -= build_all
     CONFIG += release
 }
 RESOURCES += undo.qrc
 # install
 target.path = $$[QT_INSTALL_DEMOS]/undo
 sources.files = $$SOURCES $$HEADERS *.pro icons $$RESOURCES $$FORMS
 sources.path = $$[QT_INSTALL_DEMOS]/undo
 INSTALLS += target sources
 symbian: include($$QT_SOURCE_TREE/demos/symbianpkgrules.pri)