TQ210按照qt程序完全开发手册之24小时版本

我按照这个PDF的qt4移植的一路做下来，但是到了qt build的时候出了错误，网上百度了好久也找不到问题所在，求教各位，谢谢

Running build steps for project books...
Configuration unchanged, skipping QMake step.
Starting: /usr/bin/make -w
make:进入目录'/opt/EmbedSky/qt-4.5/qt-embedded-linux-opensource-src-4.5.0/demos/books'
/opt/EmbedSky/qt-4.5/__install/arm/bin/qmake -spec ../../../__install/arm/mkspecs/qws/linux-arm-g++ -unix -o Makefile books.pro
Failure to open file: /opt/EmbedSky/qt-4.5/qt-embedded-linux-opensource-src-4.5.0/demos/books//Makefile
Unable to generate makefile for: books.pro
make: *** [Makefile] 错误 5
make:离开目录“/opt/EmbedSky/qt-4.5/qt-embedded-linux-opensource-src-4.5.0/demos/books”
Exited with code 2.
Error while building project books
When executing build step 'Make'

你把你详细的操作步骤全部列出来看下，说明是输入了什么命令