How to modify and debug cyrus server code

[Jorey Bump]

neelu_dhiman at persistent.co.in wrote:
> Hi,
> Can you please tell me how can I change and debug the cyrus
> code? I have found that the code is in
> /usr/src/debug/cyrus-imapd-2.3.7/ on my machine. Can you
> please tell me if this is the right place to modify the code?
> And in what sequence the code is executed?

The source code for Cyrus-IMAP is freely available:

  ftp://ftp.andrew.cmu.edu/pub/cyrus/