Automatically adding Enter/Exit Function Logs to a Project

Question

I have a 3rd party source code that I have to investigate. I want to see in what order the functions are called but I don\'t want to waste my time typing:

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Answer 1

Agree with William, use gdb to see the run time flow.
There are some static code analyzer which can tell which functions call which and can give you some call flow graph. One tool is "Understand C++" (support C/C++) but thats not free i guess. But you can find similar tools.