Re: Versioning (resent AGAIN due to lack of replies)

[ssb@alltheweb.com (Stig Sæther Bakken)] > [Jani Taskinen <sniper@iki.fi>] > > On Sun, 16 Sep 2001, Sterling Hughes wrote: > > > > > +1, perhaps from an api perspective we could have something like: > > > > > > $vn = php_get_version(GD); > > > > > > or if the argument is empty, return the main php version: > > > > > > $phpVer = php_get_version(); > > > > > > -Sterling > > > > > > We could just add an optional argument to phpversion() ? > > > > This will work as per discussion with Stig (on IRC) and > > using the (yet to be written) function version_compare() to > > do the checking. > > > > There should be an entry in _zend_module_entry struct for > > the version string (of the extension) ? > > We can do better than that. When the Zend module API changes, the > change may or may not affect specific extensions. I propose changing > zend_module_entry thusly: > > struct _zend_module_entry { > unsigned int zend_api; > unsigned char zend_debug; > unsigned char zts; Whoops, I forgot: char *module_version; (This would be a string like "1.0b4", according to the versioning scheme we decide on.) > char *name; > zend_function_entry *functions; > int (*module_startup_func)(INIT_FUNC_ARGS); > int (*module_shutdown_func)(SHUTDOWN_FUNC_ARGS); > int (*request_startup_func)(INIT_FUNC_ARGS); > int (*request_shutdown_func)(SHUTDOWN_FUNC_ARGS); > void (*info_func)(ZEND_MODULE_INFO_FUNC_ARGS); > int (*global_startup_func)(void); > int (*global_shutdown_func)(void); > int globals_id; > int module_started; > unsigned char type; > void *handle; > int module_number; > }; > > The most critical members (zend_api, zend_debug and zts) are moved to > the beginning of the struct, so all future code can rely at what > position in the struct they can be found. > > I've been playing with the idea of having a > (int)(*zend_api_mismatch_handler)(int) function pointer immediately > after "zts" to allow extensions to say "yeah I know about that API > change, but it's not affecting this extension", but I'm not yet 100% > sure it would help. I'll think some more about it after some > breakfast and two cups of coffee. ;-) > > - Stig > > -- > Stig Sæther Bakken <ssb@alltheweb.com> > Fast Search & Transfer ASA, Trondheim, Norway > > -- > PHP Development Mailing List <http://www.php.net/> > To unsubscribe, e-mail: php-dev-unsubscribe@lists.php.net > For additional commands, e-mail: php-dev-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net -- Stig Sæther Bakken <ssb@alltheweb.com> Fast Search & Transfer ASA, Trondheim, Norway