my guess would be that a child is created because the current module is still running when you hit reload fast and it's not finished executing? that's just a guess!
F. ----- Original Message ----- From: "Maxx ." <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, July 05, 2002 7:34 PM Subject: [PHP-DEV] Multiple PHP_MINIT_FUNCTION call? > Hi, > I am sorry if this was discussed before, but the search on "MINIT" didn't > return any result. > > I work on a PHP extension and found out some strange (possibly not, that is the > question) behaviour of global variables in PHP: > > 1. PHP 4.2.1, WinXP English (build 2600), ZTS=1, DEBUG=0, PHP as an Apache > 1.3.26 module > 2. Declare and initialize a TSRM global variable: int variable_name > 3. Inside PHP_MINFO_FUNCTION (actually, this could be any other func) I print > out: ++(TSRM_G(variable_name)); (of course, I use the macro defined in > php_myextension.h instead of TSRM_G) > 4. Reload phpinfo() page => In extension's info table appear a number which is > incremented on every page's reload. Untill now everything's like OK. > > The problem appear when you reload the page a bit faster (i.e. 2-3 times per > second). It seems like Apache creates another child (it has to do so, hasn't > it?) and PHP calls PHP_MINIT_FUNCION() (where all globals are being > reinitialized) for the new Apache's thread. Further, all Apache's threads > appear to be totally independent because from time to time the number from the > first thread appears on the page. > > I didn't test this on *NIX. > > Now questions: > * WHY does PHP call the module's init funcion various times instead of calling > it once only when Apache initializes? > * Is this an expected behaviour or something really goes wrong? > * This seems to be an Apache's fault, not PHP one. Is this correct? > > I hope I described the problem clearly. If not, ask me for more information. > Thanks for your time, > Maxx > > > -- > PHP Development Mailing List <http://www.php.net/> > To unsubscribe, visit: http://www.php.net/unsub.php > -- PHP Development Mailing List <http://www.php.net/> To unsubscribe, visit: http://www.php.net/unsub.php
