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Re: [std-proposals] set_new_handler extension

From: Tony V E <tvaneerd_at_[hidden]>
Date: Sat, 11 Feb 2023 18:39:43 -0500
Dynamic libraries don't exist in the standard.

On Sat., Feb. 11, 2023, 5:28 p.m. Phil Bouchard via Std-Proposals, <
std-proposals_at_[hidden]> wrote:

> Across dynamics libraries?
>
>
> On 2/11/23 17:20, connor horman via Std-Proposals wrote:
> > You can replace the global allocation functions to modify the behaviour
> > of them entirely (and not just change the failure behaviour). This
> > should do exactly what you want.
> >
> > On Sat, Feb 11, 2023 at 17:05 Phil Bouchard via Std-Proposals
> > <std-proposals_at_[hidden] <mailto:std-proposals_at_[hidden]>>
>
> > wrote:
> >
> > Greetings,
> >
> > From my experience the underlying Windows RtlAllocateHeap() and
> > RtlFreeHeap() aren't reliable in extensive multithreading usages.
> >
> > One solution is to use thread-local memory pools, which are not only
> > faster but safer.
> >
> > Regarding the C++ standards there is only the following function that
> > can be use upon memory allocation failures:
> >
> > https://en.cppreference.com/w/cpp/memory/new/set_new_handler
> > <https://en.cppreference.com/w/cpp/memory/new/set_new_handler>
> >
> > Why can't we have a handler that would be called before it even
> > tries to
> > allocate anything? This way we could implement our thread-local
> > allocation routines through the C++ standards and not relying on some
> > linker hacks magic.
> >
> >
> > Regards,
> >
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Received on 2023-02-11 23:39:55