How to set an input directory for Doxygen?

Question

I have a directory in which all source and header files are saved. I would like to run Doxygen to generate documentation for these source code. However, I do not want to change

Answer 1

I found the answer already. The procedure is as follows:

1. Execute doxygen -g. Doxyfile will be generated.
2. Open Doxyfile and find INPUT =
3. After the 'INPUT =' put the name of the directory where the source code is located.
4. Execute in the command line doxygen Doxyfile.
5. The output will be put into the directory where doxygen was executed.