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Re: Accessing signal context from a handler


On Wed, Oct 26, 2005 at 09:36:53PM +0000, Adam Irawan wrote:
>Igor Pechtchanski <pechtcha <at> cs.nyu.edu> writes:
>> 
>> On Mon, 15 Jul 2002, Christopher Faylor wrote:
>> 
>> > On Mon, Jul 15, 2002 at 01:00:23PM -0400, Igor Pechtchanski wrote:
>> > >Does Cygwin allow accessing the context (register state, etc) of the
>> > >faulted instruction from a signal handler installed by sigaction(),
>> > >similar to ucontext/mcontext in Linux?  [snip]
>> >
>> > It's not available.
>> > cgf
>> [snip snip]
>> 
>> Basically, I'm trying to port an application that intercepts SIGSEGV and
>> makes decisions based on the IP of the faulted instruction.  The
>> application currently uses the sigaction/ucontext mechanism in Linux.
>> Any suggestions on how to do this in Cygwin (preferably similar to the
>> Linux code, to maximize reuse) would be appreciated.
>> 
>> [snipped the code bit]
>
>
>Wow, dug up an ancient post today that seems to relate to my current problem
>more than anything else I've searched for. Just wondering, has there been
>changes regarding this topic at all? Thanks alot,

It's not available.

cgf

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