In article <[EMAIL PROTECTED]>,
Darren R. Davis <[EMAIL PROTECTED]> wrote:
> I believe that a Bus Error is specifically referencing miss aligned
> data vs segmentation violation (SIGSEGV) which is accessing data
> that is either free'd or not yours, etc.
That was the traditional distinction, but it's different on
FreeBSD/i386. SIGSEGV means you accessed memory that is unmapped.
SIGBUS means you accessed memory that is mapped, but protected
(unwritable and/or unreadable). To further confuse matters,
FreeBSD/alpha generates SIGSEGV for both cases.
John
--
John Polstra [EMAIL PROTECTED]
John D. Polstra & Co., Inc. Seattle, Washington USA
"No matter how cynical I get, I just can't keep up." -- Nora Ephron
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