Re: Oops... strange (to me) segfault problem

["Pawel S. Veselov" <Pawel Veselov Sun COM>]

ElectricFence is really good at it. Tells you exactly where things went
wrong, not where the last straw fell.

http://perens.com/FreeSoftware

On Wed, Aug 04, 2004 at 02:23:27AM -0400, John Vetterli wrote:
> It looks like you're corrupting the free store.
>
> I suspect the first call to read() reads less than BLOCK_SZ bytes, in
> which case offset gets incremented but the memory block doesn't get
> resized, so the next call to read() overwrites the data after the end of
> the memory block.  Perhaps if you removed the "if ( status == BLOCK_SZ )"
> and resized the memory block unconditionally ???

Bye.
--
 Pawel S. Veselov [vps], Sun Microsystems, Inc.
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