Hacking the PHP Source and Community

• Grab a copy of the current php4 CVS tree

• Read README.EXT_SKEL

• Read README.SELF-CONTAINED-EXTENSIONS

• Read README.PARAMETER_PARSING_API

• Look at the existing extensions for code examples

• Follow this example

Grabbing a copy of the CVS tree - Anonymous CVS instructions

% cvs -d:pserver:cvsread@cvs.php.net:/repository login
Password: phpfi
% cvs -d:pserver:cvsread@cvs.php.net:/repository co php4
% cd php4
% cvs -d:pserver:cvsread@cvs.zend.com:/repository login
Password: Zend
% cvs -d:pserver:cvsread@cvs.zend.com:/repository co Zend
% cvs -d:pserver:cvsread@cvs.zend.com:/repository co TSRM