Maybe when this thread is over, some parts of it can be added to the dev. FAQ?
-s On Tue, 3 Sep 2002, Karel Zak wrote: > Date: Tue, 3 Sep 2002 13:52:09 +0200 > From: Karel Zak <[EMAIL PROTECTED]> > To: Nigel J. Andrews <[EMAIL PROTECTED]> > Cc: [EMAIL PROTECTED] > Subject: Re: [HACKERS] Memory management question > > On Tue, Sep 03, 2002 at 12:28:37PM +0100, Nigel J. Andrews wrote: > > > > > > It's probably a pretty basic question explained in some document I haven't seen > > but...if I do something like a CreateTupleDescCopy() how do I know my memory > > context owns everything allocated without following the code all the way > > through until it returns to me? > > If some code doesn't call MemoryContextSwitchTo() all is allocated in > current memory context. You can check if CurrentMemoryContext is same > before and after call that is important for you - but this check say > nothing, bacuse some code can switch to other context and after usage > switch back to your context. IMHO is not common way how check it. > (Ok, maybe check all contexts size before/after call...) > > Suggestion: add to memory managment counter that handle number > of MemoryContextSwitchTo() calls. IMHO it can be compile > only if MEMORY_CONTEXT_CHECKING is define. > > But I think there is not to much places which switching between > contexts and all are good commented (I hope, I wish :-) > > Karel ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly
