Compile a Qt project from command Line

Qt project from command Line takes the first two qt creator:

1. By creating the build output directory.
2.  Build the CD output directory (KEY STEP).
3. Make a Call qmake  assign  the .pro file.
4.  make a call.

To  build the  directory first and then call the  qmake etc. And  to build  the  files already compiled it and  error to make them by  clean the build directory to execute different.

To initialize the window:

• cd ~/your_project_folder/
• The qmake -project
• The qmake
• To make

The actual project is  qmake -project  but it is wrong  then check the “qmake –help”:

qmake -makefile
make

When it is a large project then make a  -j4  to easy.