* Re: what's the use of sentinel frame?
@ 2005-11-01 13:53 Daniel Jacobowitz
0 siblings, 0 replies; 2+ messages in thread
From: Daniel Jacobowitz @ 2005-11-01 13:53 UTC (permalink / raw)
To: liuyang; +Cc: gdb
On Tue, Nov 01, 2005 at 04:02:56PM +0800, liuyang wrote:
> Hi,all
> I read the source code of gdb 6.3 these days.I find that it is
> really a hard work.Now I am working with Frame.c. I don't understand
> the use of 'sentinel frame'.It is not referred in gdbint.Can you
> explain it to me ?
The sentinel frame exists so that, given any frame, there is always a
next frame; you never run off the end of the list. All it does is
return the real registers.
--
Daniel Jacobowitz
CodeSourcery, LLC
^ permalink raw reply [flat|nested] 2+ messages in thread
* what's the use of sentinel frame?
@ 2005-11-01 8:18 liuyang
0 siblings, 0 replies; 2+ messages in thread
From: liuyang @ 2005-11-01 8:18 UTC (permalink / raw)
To: gdb
Hi,all
I read the source code of gdb 6.3 these days.I find that it is really a hard work.Now I am working with Frame.c.
I don't understand the use of 'sentinel frame'.It is not referred in gdbint.Can you explain it to me ?
regards
thanks
liuyang
mysea000@163.com
2005-11-01
^ permalink raw reply [flat|nested] 2+ messages in thread
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