Re: Thread Safety Flag (was Re: [PHP-DEV] Unicode-compatible extensions)

John Coggeshall wrote: > On Wed, 2005-08-24 at 18:47 +0300, Stanislav Malyshev wrote: > >>Ah, now I see, so you propose along with "compiled in TS" to have >>"actually works in TS" flag. Only problem here is that extension author >>may probably not know if it works in TS - TS support is much more >>complicated than unicode support usually, especially when dealing with >>external libraries. But generally it can be useful too. > > > I'm well aware, however I think even if this flag did nothing but > generate a warning it would be useful in both encouraging extension > maintainers to verify the TS of their extensions and informing people > when they try to use extensions in that environment. Perhaps it would be > best if there were a few flags ZEND_THREAD_SAFE, ZEND_THREAD_UNSAFE, > ZEND_TS_UNKNOWN. Compiling PHP with TS enabled and UNKNOWN extensions > will generate a warning "this might be unstable", trying to use PHP > threaded with UNSAFE extension would just blow up. By default all > extensions would be set to TS_UNKNOWN and changed as maintainers can do > it. -1 since this is difficult to verify, platform dependent, and could be changed in any direction with every commit. Edin