[HACKERS] How to create the patch?

Hi all I fixed a bug. I downloaded the recent version of postgres using CVS. I made the changes and tested. I dont know how to create a patch. Should i login and execute diff command? Can u explain the steps in detail?? Please help me in this regard.. Thanks Dhanaraj -

[HACKERS] How to put back??

Hi all, I have recented joined and working on postgres. I fixed a bug that I saw in the mailing list. I ran the regression test that is available in postgres. It was successful and now I need the following details.. 1) Test suits that i could get to test my code.. 2) How can I put back my fix