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Re: [patch] sigaltstack fixes for hppa-linux
- From: Randolph Chung <tausq at debian dot org>
- To: Andrew Cagney <cagney at gnu dot org>
- Cc: gdb-patches at sources dot redhat dot com
- Date: Thu, 6 May 2004 19:36:27 -0700
- Subject: Re: [patch] sigaltstack fixes for hppa-linux
- References: <20040504150219.GJ3965@tausq.org> <409A92F0.2050209@gnu.org>
- Reply-to: Randolph Chung <tausq at debian dot org>
> are you saying that the transition:
>
> stk 1: caller
> stk 1: trampoline (this_frame)
> stk 2: handler (this_frame->next)
>
> is also possible?
well, only because the hppa sigtramp unwinder is slightly broken :-) for
the sigtramp frame it current uses the sp stored in the sigcontext as
the frame base. instead it should probably use the handler's stack.
will send out an updated patch in a little bit.
randolph
--
Randolph Chung
Debian GNU/Linux Developer, hppa/ia64 ports
http://www.tausq.org/