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srinivas bakki wrote:
> Hi people,
>           I wanted to start going through the GDB
> source code to learn how it is implemented, what goes
> into the application and its various nuances, perhaps
> in a direction to be an active contributor to gdb.
> 
> But am not able to get a clue for the starting point.
> where should i start digging the code ?
> 
> Would be great if you people help me through this.

man ptrace

You should have a good understanding of how the unix
process works first.