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Re: [PATCH 07/10] Add __pthread_set_abort_hook export
On Wed, Jan 16, 2013 at 12:52:48PM -0800, Andi Kleen wrote:
> Rich Felker <firstname.lastname@example.org> writes:
> > I object to the existence of such a function entirely. It creates
> > global state where the desired behavior is local. If such a function
> > were to exist, it should be setting an attribute of the particular
> > mutex to store the function pointer, not setting a global.
> TSX transactions always flatten, there is no abort to a nested
> transaction. Any abort always has to be handled in the outer layer.
> TSX aborts are by definition global.
I mean it's unreasonable for library 1 to setup an about handler when
library 2 might have already set one. Especially since they may both
be running simultaneously in different threads..
> > I
> > agree with everybody else that external tools, not introspective
> > interfaces, are the right way to handle something like this.
> I don't think it makes sense to rely on external tools for assert()
How is this "assert functionality"?