tomasz just a follow up question on gSite.Free(). does ab always return memory to the heap space, or does ab cache/manage the free memory itself?
On Fri, Apr 2, 2010 at 9:49 PM, Tomasz Janeczko <[email protected]>wrote: > > > Hello, > > If you do not return them from inside of the function, you should free > them using gSite.Free(). > If you forget to do that, they will still be freed automatically at the > end of formula execution. > > Generally speaking everything is freed at the end of formula execution > (with the exeception to static variables). > > > Best regards, > Tomasz Janeczko > amibroker.com > > On 2010-04-02 12:38, WiseStockTrader wrote: > > Hi Tomasz, thanks for the quick reply. If the dll function uses > gSite.AllocArrayResult(); to create arrays for internal computations does > that also get freed? Or should i allocate that memory myself and free it > before the function returns? > > > > --- In [email protected] <amibroker%40yahoogroups.com>, Tomasz > Janeczko<gro...@...> wrote: > > > >> Hello, > >> > >> All memory allocated by AllocArrayResult is automatically freed. > >> > >> The exact moment when it is done depends on how value is used. > >> For example > >> > >> array = YourDLLFunction(); // inside this function array is allocated > >> > >> x = array * 2; > >> // the memory is still allocated here because array variable still holds > it > >> > >> array = 2 * x; // at this point memory allocated by your function is > >> freed because array variable no longer references it (new value is > >> assigned to array) > >> > >> > >> At worst memory will be allocated at the end of given formula execution. > >> > >> Best regards, > >> Tomasz Janeczko > >> amibroker.com > >> > >> On 2010-04-02 11:45, WiseStockTrader wrote: > >> > >>> Hello > >>> > >>> Does anyone know if all memory allocated via gSite.AllocArrayResult(); > >>> is freed automatically at the end of the dll function call via AFL? I > hope Tomasz could answer this for me. > >>> > >>> > >>> > >>> ------------------------------------ > >>> > >>> **** IMPORTANT PLEASE READ **** > >>> This group is for the discussion between users only. > >>> This is *NOT* technical support channel. > >>> > >>> TO GET TECHNICAL SUPPORT send an e-mail directly to > >>> SUPPORT {at} amibroker.com > >>> > >>> TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at > >>> http://www.amibroker.com/feedback/ > >>> (submissions sent via other channels won't be considered) > >>> > >>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > >>> http://www.amibroker.com/devlog/ > >>> > >>> Yahoo! Groups Links > >>> > >>> > >>> > >>> > >>> > >>> > >> > > > > > > > > ------------------------------------ > > > > **** IMPORTANT PLEASE READ **** > > This group is for the discussion between users only. > > This is *NOT* technical support channel. > > > > TO GET TECHNICAL SUPPORT send an e-mail directly to > > SUPPORT {at} amibroker.com > > > > TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at > > http://www.amibroker.com/feedback/ > > (submissions sent via other channels won't be considered) > > > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > > http://www.amibroker.com/devlog/ > > > > Yahoo! Groups Links > > > > > > > > > > > > >
