malloc overrides
Yaakov (Cygwin/X)
yselkowitz@users.sourceforge.net
Thu Nov 5 10:04:00 GMT 2009
On 05/11/2009 03:56, Corinna Vinschen wrote:
> You can replace malloc with your own implementation, but it has to be a
> *working* implementation. Early in the per-process DLL initialization
> there's a call to free(malloc(16)), which is used to figure out if
> Cygwin's malloc has been overridden with an application-supplied version
> of malloc. Since your malloc calls exit, this goes down the gutter. At
> this early stage in initialization, Cygwin can't handle the exit call
> correctly.
>
> Unless we can implement a way to figure out if the application provides
> malloc without actually calling malloc, the above testcases are bound to
> fail.
Thanks for the explanation. So what are the correct answers to the
questions the code is trying to answer?
Yaakov
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